{"id":4473,"date":"2026-03-11T19:06:44","date_gmt":"2026-03-11T19:06:44","guid":{"rendered":"https:\/\/hysfsubsea.com\/rov-connector-selection-ultimate-guide-choosing-right-connector\/"},"modified":"2026-07-27T06:56:11","modified_gmt":"2026-07-27T06:56:11","slug":"rov-connector-selection-ultimate-guide-choosing-right-connector","status":"publish","type":"post","link":"https:\/\/hysfsubsea.com\/ja\/rov-connector-selection-ultimate-guide-choosing-right-connector\/","title":{"rendered":"ROV Connector Selection Ultimate Guide: Choosing the Right Connector for Your Application"},"content":{"rendered":"<p><strong>\u6700\u7d42\u66f4\u65b0\u65e5<\/strong> March 12, 2026 | <strong>\u5358\u8a9e\u6570<\/strong> 3,800+ | <strong>\u8aad\u66f8\u6642\u9593\uff1a<\/strong> 15 minutes<\/p>\n<p><em>Editor&#8217;s Note: This ultimate guide covers everything engineers need to know about selecting ROV connectors\u2014from depth ratings and materials to pin configurations and supplier evaluation. Based on 500+ successful deployments across 30+ countries.<\/em><\/p>\n<hr>\n<h2>Introduction: Why Connector Selection Can Make or Break Your ROV<\/h2>\n<p>You&#8217;ve spent months designing your ROV. Carefully selected thrusters, cameras, sensors, and control systems. Tested everything in the pool. Everything works perfectly.<\/p>\n<p>Then you deploy to 200 meters. One connector fails. Water ingress. Short circuit. Your ROV sinks\u2014or worse, floats back up with fried electronics.<\/p>\n<p><strong>We&#8217;ve seen this scenario dozens of times.<\/strong> And every time, the root cause traces back to one decision: <strong>choosing the wrong connector.<\/strong><\/p>\n<p>Here&#8217;s what most ROV builders don&#8217;t realize until it&#8217;s too late:<\/p>\n<ul>\n<li>Connector failure rates vary by 10x between suppliers<\/li>\n<li>&#8220;Compatible&#8221; doesn&#8217;t always mean &#8220;interchangeable&#8221;<\/li>\n<li>Depth rating isn&#8217;t just about pressure\u2014it&#8217;s about safety margins<\/li>\n<li>The cheapest connector often costs 3-5x more in total cost of ownership<\/li>\n<\/ul>\n<p>In this comprehensive guide (3,800+ words), we&#8217;ll cover everything you need to know about <strong>ROV connector selection<\/strong>:<\/p>\n<ul>\n<li>Understanding depth ratings and what they really mean<\/li>\n<li>Material selection: 316L vs titanium vs aluminum (with cost-benefit analysis)<\/li>\n<li>Pin configuration and electrical specifications<\/li>\n<li>Wet-mate vs dry-mate: Which does your ROV actually need?<\/li>\n<li>IP68 vs IP69K: Do you need the higher rating?<\/li>\n<li>Subconn compatibility: When alternatives make sense<\/li>\n<li>Supplier evaluation checklist (7 critical factors)<\/li>\n<li>5 red flags that should make you walk away<\/li>\n<li>3 real case studies with cost breakdowns<\/li>\n<\/ul>\n<p><em>\u95a2\u9023\u30ea\u30bd\u30fc\u30b9 <a href=\"\/rovs-auvs\/\">ROV &amp; AUV Connector Solutions<\/a> | <a href=\"\/faq-hub\/technical-specifications\/\">\u6280\u8853\u4ed5\u69d8<\/a> | <a href=\"\/our-products\/\">Product Catalog<\/a><\/em><\/p>\n<hr>\n<h2>Chapter 1: Understanding Depth Ratings (Don&#8217;t Guess, Verify)<\/h2>\n<h3>1.1 What Depth Rating Actually Means<\/h3>\n<p>Depth rating isn&#8217;t a single number\u2014it&#8217;s a combination of factors:<\/p>\n<h4>Static Pressure Rating<\/h4>\n<p>Constant pressure at a specific depth. This is the baseline rating most manufacturers provide.<\/p>\n<p><strong>Pressure calculation:<\/strong><\/p>\n<ul>\n<li>Every 10 meters of seawater = 1 bar (14.5 PSI) of pressure<\/li>\n<li>100m depth = 10 bar + 1 bar atmospheric = 11 bar total<\/li>\n<li>500m depth = 50 bar + 1 bar atmospheric = 51 bar total<\/li>\n<\/ul>\n<h4>Dynamic Pressure Rating<\/h4>\n<p>Pressure spikes during deployment\/recovery. When an ROV moves through water, it experiences additional pressure beyond static depth.<\/p>\n<p><strong>Example:<\/strong> An ROV deployed at 200m static depth might experience 220-250m equivalent pressure during dynamic operations.<\/p>\n<h4>Pressure Cycling<\/h4>\n<p>Repeated compression\/decompression weakens materials over time. This is critical for ROVs that dive frequently.<\/p>\n<ul>\n<li><strong>Low-cycle ROV:<\/strong> <50 dives\/year (research, occasional inspection)<\/li>\n<li><strong>Medium-cycle ROV:<\/strong> 50-200 dives\/year (regular inspection work)<\/li>\n<li><strong>High-cycle ROV:<\/strong> >200 dives\/year (commercial operations, aquaculture)<\/li>\n<\/ul>\n<p>High-cycle applications need connectors rated for more pressure cycles.<\/p>\n<h3>1.2 Safety Margins: The 1.5x Rule<\/h3>\n<p><strong>Industry standard:<\/strong> Connector depth rating should be at least 1.5x your maximum operating depth.<\/p>\n<table border=\"1\" cellpadding=\"8\" cellspacing=\"0\">\n<tr>\n<th>\u6700\u5927\u52d5\u4f5c\u6df1\u5ea6<\/th>\n<th>Minimum Connector Rating<\/th>\n<th>Recommended Rating<\/th>\n<\/tr>\n<tr>\n<td>50m<\/td>\n<td>75m<\/td>\n<td>100m<\/td>\n<\/tr>\n<tr>\n<td>100m<\/td>\n<td>150m<\/td>\n<td>200m<\/td>\n<\/tr>\n<tr>\n<td>200m<\/td>\n<td>300m<\/td>\n<td>500m<\/td>\n<\/tr>\n<tr>\n<td>500m<\/td>\n<td>750m<\/td>\n<td>1000m<\/td>\n<\/tr>\n<tr>\n<td>1000m<\/td>\n<td>1500m<\/td>\n<td>2000m<\/td>\n<\/tr>\n<\/table>\n<p><strong>Why the safety margin matters:<\/strong><\/p>\n<ul>\n<li>Accounts for dynamic pressure during deployment<\/li>\n<li>Compensates for material degradation over time<\/li>\n<li>Provides buffer for unexpected depth excursions<\/li>\n<li>Reduces failure risk in marginal conditions<\/li>\n<\/ul>\n<h3>1.3 Certification Standards That Matter<\/h3>\n<table border=\"1\" cellpadding=\"8\" cellspacing=\"0\">\n<tr>\n<th>\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9<\/th>\n<th>What It Tests<\/th>\n<th>Minimum Requirement<\/th>\n<th>\u5099\u8003<\/th>\n<\/tr>\n<tr>\n<td>IP68<\/td>\n<td>Continuous immersion beyond 1m<\/td>\n<td>Required<\/td>\n<td>Depth\/duration specified by manufacturer<\/td>\n<\/tr>\n<tr>\n<td>IP69K<\/td>\n<td>High-pressure, high-temp water jets<\/td>\n<td>\u30aa\u30d7\u30b7\u30e7\u30f3<\/td>\n<td>Nice for washdown, not essential for most ROVs<\/td>\n<\/tr>\n<tr>\n<td>ASTM B117<\/td>\n<td>Salt spray corrosion (hours)<\/td>\n<td>1000+ hours<\/td>\n<td>Tests corrosion resistance<\/td>\n<\/tr>\n<tr>\n<td>IEC 60529<\/td>\n<td>Ingress protection classification<\/td>\n<td>Required<\/td>\n<td>Defines IP rating system<\/td>\n<\/tr>\n<tr>\n<td>MIL-DTL-24308<\/td>\n<td>Military connector standards<\/td>\n<td>\u30aa\u30d7\u30b7\u30e7\u30f3<\/td>\n<td>Premium applications only<\/td>\n<\/tr>\n<tr>\n<td>DNV-OS-F101<\/td>\n<td>Subsea production systems<\/td>\n<td>\u30aa\u30d7\u30b7\u30e7\u30f3<\/td>\n<td>Oil &#038; gas applications<\/td>\n<\/tr>\n<\/table>\n<p><strong>Red flag:<\/strong> Suppliers who can&#8217;t provide third-party test documentation. &#8220;Trust us, it&#8217;s fine&#8221; isn&#8217;t acceptable.<\/p>\n<h3>1.4 Questions to Ask Every Supplier<\/h3>\n<ol>\n<li>Can you provide independent test certificates (not in-house tests)?<\/li>\n<li>What safety margin do you recommend for my application?<\/li>\n<li>Have you tested to failure? What was the actual failure depth?<\/li>\n<li>Do you warranty depth rating claims?<\/li>\n<li>Can I witness testing for custom configurations?<\/li>\n<li>How does pressure cycling affect the rating?<\/li>\n<\/ol>\n<hr>\n<h2>Chapter 2: Material Selection (Corrosion Resistance Explained)<\/h2>\n<h3>2.1 Why Materials Matter<\/h3>\n<p>Saltwater is brutal. Standard materials will fail\u2014often within months. Let&#8217;s talk materials science.<\/p>\n<h3>2.2 Material Comparison for ROV Connectors<\/h3>\n<table border=\"1\" cellpadding=\"8\" cellspacing=\"0\">\n<tr>\n<th>\u7d20\u6750<\/th>\n<th>Corrosion Resistance<\/th>\n<th>Strength<\/th>\n<th>Weight<\/th>\n<th>\u30b3\u30b9\u30c8<\/th>\n<th>\u6700\u9069<\/th>\n<\/tr>\n<tr>\n<td>304 \u30b9\u30c6\u30f3\u30ec\u30b9<\/td>\n<td>\u60aa\u3044\uff08\u6d77\u6c34\u306f\u907f\u3051\u308b\uff09<\/td>\n<td>\u30b0\u30c3\u30c9<\/td>\n<td>Heavy<\/td>\n<td>$<\/td>\n<td>Freshwater only<\/td>\n<\/tr>\n<tr>\n<td>316L\u30b9\u30c6\u30f3\u30ec\u30b9<\/td>\n<td>Good (marine grade)<\/td>\n<td>\u7d20\u6674\u3089\u3057\u3044<\/td>\n<td>Heavy<\/td>\n<td>$$<\/td>\n<td>Standard ROV applications<\/td>\n<\/tr>\n<tr>\n<td>17-4 PH<\/td>\n<td>\u975e\u5e38\u306b\u826f\u3044<\/td>\n<td>\u7d20\u6674\u3089\u3057\u3044<\/td>\n<td>Heavy<\/td>\n<td>$$$<\/td>\n<td>High-stress applications<\/td>\n<\/tr>\n<tr>\n<td>\u30c7\u30e5\u30d7\u30ec\u30c3\u30af\u30b9 2205<\/td>\n<td>\u7d20\u6674\u3089\u3057\u3044<\/td>\n<td>\u7d20\u6674\u3089\u3057\u3044<\/td>\n<td>Heavy<\/td>\n<td>$$$$<\/td>\n<td>Critical\/deep water<\/td>\n<\/tr>\n<tr>\n<td>\u30c1\u30bf\u30f3\u30fb\u30b0\u30ec\u30fc\u30c95<\/td>\n<td>\u5091\u51fa\u3057\u3066\u3044\u308b<\/td>\n<td>\u7d20\u6674\u3089\u3057\u3044<\/td>\n<td>Light (45% vs steel)<\/td>\n<td>$$$$$<\/td>\n<td>Premium\/deployment ROVs<\/td>\n<\/tr>\n<tr>\n<td>Anodized Aluminum<\/td>\n<td>Good (if coating intact)<\/td>\n<td>\u30b0\u30c3\u30c9<\/td>\n<td>Lightest<\/td>\n<td>$$<\/td>\n<td>Shallow water, weight-critical<\/td>\n<\/tr>\n<\/table>\n<h3>2.3 316L Stainless Steel (The Standard)<\/h3>\n<p><strong>Composition:<\/strong> 16-18% chromium, 10-14% nickel, 2-3% molybdenum<\/p>\n<p><strong>\u30e1\u30ea\u30c3\u30c8<\/strong><\/p>\n<ul>\n<li>Good corrosion resistance in seawater<\/li>\n<li>Excellent strength and durability<\/li>\n<li>Widely available, cost-effective<\/li>\n<li>Good machinability<\/li>\n<li>Proven track record in marine applications<\/li>\n<\/ul>\n<p><strong>\u5236\u9650\uff1a<\/strong><\/p>\n<ul>\n<li>Heavier than titanium or aluminum<\/li>\n<li>Can experience pitting in aggressive environments<\/li>\n<li>Not suitable for extreme chemical exposure<\/li>\n<\/ul>\n<p><strong>Best for:<\/strong> Most ROV applications (inspection-class, work-class, standard deployments)<\/p>\n<p><strong>\u30b3\u30b9\u30c8\u3060\uff1a<\/strong> Baseline pricing (1.0x)<\/p>\n<h3>2.4 Titanium Grade 5 (The Premium Choice)<\/h3>\n<p><strong>Composition:<\/strong> 90% titanium, 6% aluminum, 4% vanadium<\/p>\n<p><strong>\u30e1\u30ea\u30c3\u30c8<\/strong><\/p>\n<ul>\n<li>Outstanding corrosion resistance (virtually immune to seawater)<\/li>\n<li>45% lighter than stainless steel<\/li>\n<li>Non-magnetic (important for some sensors)<\/li>\n<li>\u512a\u308c\u305f\u5f37\u5ea6\u5bfe\u91cd\u91cf\u6bd4<\/li>\n<li>Biocompatible (no contamination risk)<\/li>\n<\/ul>\n<p><strong>\u5236\u9650\uff1a<\/strong><\/p>\n<ul>\n<li>\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e3\uff5e5\u500d\u306e\u30b3\u30b9\u30c8<\/li>\n<li>\u6a5f\u68b0\u52a0\u5de5\u304c\u96e3\u3057\u3044\uff08\u88fd\u9020\u30b3\u30b9\u30c8\u304c\u9ad8\u3044\uff09<\/li>\n<li>\u9069\u5207\u306a\u6f64\u6ed1\u304c\u884c\u308f\u308c\u306a\u3044\u3068\u3001\u30ab\u30b8\u30ea\uff08\u51b7\u9593\u6eb6\u63a5\uff09\u3092\u8d77\u3053\u3059\u3053\u3068\u304c\u3042\u308b\u3002<\/li>\n<li>Longer lead times<\/li>\n<\/ul>\n<p><strong>Best for:<\/strong> Premium ROVs, deep-water applications, weight-critical designs, aggressive environments<\/p>\n<p><strong>\u30b3\u30b9\u30c8\u3060\uff1a<\/strong> 3-5x baseline<\/p>\n<h3>2.5 Aluminum (Anodized) (The Budget Option)<\/h3>\n<p><strong>Type:<\/strong> 6061-T6 or 7075-T6 with Type III hardcoat anodizing<\/p>\n<p><strong>\u30e1\u30ea\u30c3\u30c8<\/strong><\/p>\n<ul>\n<li>Lightest option (60% lighter than steel)<\/li>\n<li>\u8cbb\u7528\u5bfe\u52b9\u679c<\/li>\n<li>Good corrosion resistance when properly anodized<\/li>\n<li>Easy to machine<\/li>\n<\/ul>\n<p><strong>\u5236\u9650\uff1a<\/strong><\/p>\n<ul>\n<li>\u96fb\u89e3\u8150\u98df\u306b\u5f31\u3044\uff08\u4ed6\u306e\u91d1\u5c5e\u304b\u3089\u9694\u96e2\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\uff09<\/li>\n<li>\u30a2\u30eb\u30de\u30a4\u30c8\u51e6\u7406\u306f\u3001\u983b\u7e41\u306a\u5d4c\u5408\u306b\u3088\u308a\u6469\u8017\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/li>\n<li>\u6df1\u6d77\u306b\u306f\u9069\u3055\u306a\u3044\uff08\u5727\u529b\u5236\u9650\uff09<\/li>\n<li>\u50b7\u304c\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u306e\u5265\u304d\u51fa\u3057\u306e\u90e8\u5206\u3092\u9732\u51fa\u3055\u305b\u308b\uff08\u3059\u3050\u306b\u8150\u98df\u304c\u59cb\u307e\u308b\uff09<\/li>\n<\/ul>\n<p><strong>Best for:<\/strong> Shallow water ROVs (&lt;50m), budget-conscious projects, weight-critical applications<\/p>\n<p><strong>\u30b3\u30b9\u30c8\u3060\uff1a<\/strong> 0.8-1.2x baseline<\/p>\n<h3>2.6 Material Selection Decision Tree<\/h3>\n<p><strong>Step 1: What&#8217;s your operating environment?<\/strong><\/p>\n<ul>\n<li>Freshwater \u2192 316L or aluminum<\/li>\n<li>\u5869\u6c34\uff08\u6a19\u6e96\uff09 \u2192 316L\u4ee5\u4e0a<\/li>\n<li>\u6d77\u6c34\uff0b\u5316\u5b66\u85ac\u54c1\u2192\u30c7\u30e5\u30d7\u30ec\u30c3\u30af\u30b9\u307e\u305f\u306f\u30c1\u30bf\u30f3<\/li>\n<li>\u9023\u7d9a\u6d78\u6f2c \u2192 \u30c1\u30bf\u30f3\u3092\u63a8\u5968<\/li>\n<\/ul>\n<p><strong>Step 2: What&#8217;s your depth requirement?<\/strong><\/p>\n<ul>\n<li><50m \u2192 Aluminum or 316L<\/li>\n<li>50-500m \u2192 316L<\/li>\n<li>500-2000m \u2192 316L or titanium<\/li>\n<li>>2000m \u2192 Titanium or super duplex<\/li>\n<\/ul>\n<p><strong>Step 3: What&#8217;s your budget?<\/strong><\/p>\n<ul>\n<li>Tight \u2192 316L (best value)<\/li>\n<li>Medium \u2192 316L or duplex<\/li>\n<li>Flexible \u2192 Titanium<\/li>\n<\/ul>\n<p><em>\u30c7\u30a3\u30fc\u30d7\u30fb\u30c0\u30a4\u30d6 <a href=\"\/faq-hub\/materials-environmental-durability\/\">Materials &amp; Environmental Durability Guide<\/a><\/em><\/p>\n<hr>\n<h2>Chapter 3: Pin Configuration &#038; Electrical Specifications<\/h2>\n<h3>3.1 Pin Count Selection<\/h3>\n<p>Choose pin count based on your ROV&#8217;s electrical requirements:<\/p>\n<table border=\"1\" cellpadding=\"8\" cellspacing=\"0\">\n<tr>\n<th>Pin Count<\/th>\n<th>Typical Applications<\/th>\n<th>Common Configurations<\/th>\n<\/tr>\n<tr>\n<td>2-4 pins<\/td>\n<td>Power only, simple sensors<\/td>\n<td>2P (power), 3P (power+ground), 4P (dual power)<\/td>\n<\/tr>\n<tr>\n<td>5-8 pins<\/td>\n<td>Basic ROVs (power + control)<\/td>\n<td>6P (3-phase power + control), 8P (power + data)<\/td>\n<\/tr>\n<tr>\n<td>9-12 pins<\/td>\n<td>Standard inspection ROVs<\/td>\n<td>10P (power + control + video), 12P (multi-function)<\/td>\n<\/tr>\n<tr>\n<td>13-20 pins<\/td>\n<td>Work-class ROVs, complex systems<\/td>\n<td>16P, 19P, 20P (multiple systems)<\/td>\n<\/tr>\n<tr>\n<td>21+ pins<\/td>\n<td>Specialized applications<\/td>\n<td>Custom configurations<\/td>\n<\/tr>\n<\/table>\n<h3>3.2 Current &#038; Voltage Ratings<\/h3>\n<h4>Power Pins<\/h4>\n<table border=\"1\" cellpadding=\"8\" cellspacing=\"0\">\n<tr>\n<th>\u7533\u3057\u8fbc\u307f<\/th>\n<th>\u96fb\u5727<\/th>\n<th>\u73fe\u5728<\/th>\n<th>Pin Size<\/th>\n<\/tr>\n<tr>\n<td>Control signals<\/td>\n<td>5-24V DC<\/td>\n<td><1A<\/td>\n<td>Standard (20-22 AWG)<\/td>\n<\/tr>\n<tr>\n<td>Sensors<\/td>\n<td>12-48V DC<\/td>\n<td>1-5A<\/td>\n<td>Standard (18-20 AWG)<\/td>\n<\/tr>\n<tr>\n<td>Thrusters (small)<\/td>\n<td>12-48V DC<\/td>\n<td>5-20A<\/td>\n<td>Large (14-16 AWG)<\/td>\n<\/tr>\n<tr>\n<td>Thrusters (large)<\/td>\n<td>100-600V DC\/AC<\/td>\n<td>20-100A<\/td>\n<td>Power pins (10-12 AWG)<\/td>\n<\/tr>\n<tr>\n<td>High power<\/td>\n<td>600-3000V<\/td>\n<td>100A+<\/td>\n<td>Specialized high-power<\/td>\n<\/tr>\n<\/table>\n<h4>Signal Pins<\/h4>\n<ul>\n<li><strong>Digital signals:<\/strong> TTL, RS-232, RS-485, Ethernet<\/li>\n<li><strong>Analog signals:<\/strong> 0-10V, 4-20mA<\/li>\n<li><strong>Video:<\/strong> Coaxial pins for SD\/HD video<\/li>\n<li><strong>Fiber optic:<\/strong> For high-bandwidth applications<\/li>\n<\/ul>\n<h3>3.3 Pin Layout Best Practices<\/h3>\n<p><strong>Power and signal separation:<\/strong><\/p>\n<ul>\n<li>Keep high-current power pins away from sensitive signal pins<\/li>\n<li>Use ground pins as shields between power and signal<\/li>\n<li>Consider EMI\/EMC requirements for your application<\/li>\n<\/ul>\n<p><strong>Keying options:<\/strong><\/p>\n<ul>\n<li>Mechanical keying (prevents mis-mating)<\/li>\n<li>Pin layout keying (asymmetric pin patterns)<\/li>\n<li>Color coding (visual identification)<\/li>\n<\/ul>\n<h3>3.4 Contact Materials<\/h3>\n<table border=\"1\" cellpadding=\"8\" cellspacing=\"0\">\n<tr>\n<th>\u7d20\u6750<\/th>\n<th>Conductivity<\/th>\n<th>Corrosion Resistance<\/th>\n<th>\u30b3\u30b9\u30c8<\/th>\n<th>\u6700\u9069<\/th>\n<\/tr>\n<tr>\n<td>Brass<\/td>\n<td>\u30b0\u30c3\u30c9<\/td>\n<td>\u30d5\u30a7\u30a2<\/td>\n<td>$<\/td>\n<td>Low-cost, low-cycle<\/td>\n<\/tr>\n<tr>\n<td>\u30d6\u30ed\u30f3\u30ba<\/td>\n<td>\u30b0\u30c3\u30c9<\/td>\n<td>\u30b0\u30c3\u30c9<\/td>\n<td>$$<\/td>\n<td>Marine applications<\/td>\n<\/tr>\n<tr>\n<td>Copper Alloy<\/td>\n<td>\u7d20\u6674\u3089\u3057\u3044<\/td>\n<td>\u30b0\u30c3\u30c9<\/td>\n<td>$$<\/td>\n<td>High conductivity needs<\/td>\n<\/tr>\n<tr>\n<td>Gold Plated<\/td>\n<td>\u7d20\u6674\u3089\u3057\u3044<\/td>\n<td>\u7d20\u6674\u3089\u3057\u3044<\/td>\n<td>$$$<\/td>\n<td>Signal pins, low voltage<\/td>\n<\/tr>\n<tr>\n<td>Silver Plated<\/td>\n<td>Best<\/td>\n<td>\u30b0\u30c3\u30c9<\/td>\n<td>$$<\/td>\n<td>Power pins, high current<\/td>\n<\/tr>\n<\/table>\n<p><strong>Recommendation:<\/strong> Gold-plated contacts for signal pins, silver-plated for power pins.<\/p>\n<hr>\n<h2>Chapter 4: Wet-Mate vs Dry-Mate Connectors<\/h2>\n<h3>4.1 Wet-Mate Connectors<\/h3>\n<p><strong>\u5b9a\u7fa9<\/strong> Can be connected\/disconnected underwater.<\/p>\n<h4>\u30e1\u30ea\u30c3\u30c8<\/h4>\n<ul>\n<li>No need to recover ROV for connector changes<\/li>\n<li>Modular system design (swap tools, sensors)<\/li>\n<li>Reduced operational downtime<\/li>\n<li>Essential for certain applications (tool changes, emergency disconnect)<\/li>\n<\/ul>\n<h4>\u30c7\u30e1\u30ea\u30c3\u30c8<\/h4>\n<ul>\n<li>More complex design (higher cost)<\/li>\n<li>More potential failure points<\/li>\n<li>Requires careful maintenance<\/li>\n<li>Limited pin count compared to dry-mate<\/li>\n<\/ul>\n<h4>Best Applications:<\/h4>\n<ul>\n<li>Work-class ROVs with tool changes<\/li>\n<li>Multi-mission ROVs<\/li>\n<li>Emergency disconnect requirements<\/li>\n<li>Subsea production systems<\/li>\n<\/ul>\n<h4>\u30b3\u30b9\u30c8\u3060\uff1a<\/h4>\n<p>2-5x dry-mate connectors (depending on pin count and depth rating)<\/p>\n<h3>4.2 Dry-Mate Connectors<\/h3>\n<p><strong>\u5b9a\u7fa9<\/strong> Must be connected\/disconnected in dry environment.<\/p>\n<h4>\u30e1\u30ea\u30c3\u30c8<\/h4>\n<ul>\n<li>Simpler design (lower cost)<\/li>\n<li>Higher reliability (fewer moving parts)<\/li>\n<li>Higher pin count options<\/li>\n<li>Lower maintenance requirements<\/li>\n<\/ul>\n<h4>\u30c7\u30e1\u30ea\u30c3\u30c8<\/h4>\n<ul>\n<li>ROV must be recovered for any connector changes<\/li>\n<li>Not suitable for subsea tool changes<\/li>\n<li>Limited operational flexibility<\/li>\n<\/ul>\n<h4>Best Applications:<\/h4>\n<ul>\n<li>Inspection-class ROVs (fixed configuration)<\/li>\n<li>Tether terminations<\/li>\n<li>Permanent or semi-permanent installations<\/li>\n<li>Budget-conscious projects<\/li>\n<\/ul>\n<h4>\u30b3\u30b9\u30c8\u3060\uff1a<\/h4>\n<p>Baseline pricing (1.0x)<\/p>\n<h3>4.3 Decision Matrix: Wet-Mate vs Dry-Mate<\/h3>\n<table border=\"1\" cellpadding=\"8\" cellspacing=\"0\">\n<tr>\n<th>\u5fc5\u8981\u6761\u4ef6<\/th>\n<th>Wet-Mate<\/th>\n<th>Dry-Mate<\/th>\n<\/tr>\n<tr>\n<td>Underwater tool changes<\/td>\n<td>Required<\/td>\n<td>Not suitable<\/td>\n<\/tr>\n<tr>\n<td>Emergency disconnect<\/td>\n<td>Required<\/td>\n<td>Not suitable<\/td>\n<\/tr>\n<tr>\n<td>Budget constraint<\/td>\n<td>Challenging<\/td>\n<td>Good fit<\/td>\n<\/tr>\n<tr>\n<td>Maximum reliability<\/td>\n<td>\u30b0\u30c3\u30c9<\/td>\n<td>Better<\/td>\n<\/tr>\n<tr>\n<td>High pin count (>20)<\/td>\n<td>Limited options<\/td>\n<td>Good options<\/td>\n<\/tr>\n<tr>\n<td>Minimal maintenance<\/td>\n<td>\u4e2d\u7a0b\u5ea6<\/td>\n<td>\u4f4e\u3044<\/td>\n<\/tr>\n<\/table>\n<hr>\n<h2>Chapter 5: IP68 vs IP69K &#8211; Which Do You Need?<\/h2>\n<h3>5.1 Understanding IP Ratings<\/h3>\n<p>IP\uff08Ingress Protection\uff09\u5b9a\u683c\u306fIEC 60529\u898f\u683c\u306b\u6e96\u62e0\uff1a<\/p>\n<ul>\n<li><strong>\u4e00\u6841\u76ee\uff086\uff09\uff1a<\/strong> \u56fa\u4f53\u7c92\u5b50\u4fdd\u8b77 (6 = \u9632\u5875)<\/li>\n<li><strong>2\u6841\u76ee\uff088\u307e\u305f\u306f9K\uff09\uff1a<\/strong> \u6db2\u4f53\u6d78\u5165\u4fdd\u8b77<\/li>\n<\/ul>\n<h3>5.2 IP68 Rating<\/h3>\n<p><strong>\u5b9a\u7fa9<\/strong> \u9632\u5875\uff0b1m\u3092\u8d85\u3048\u308b\u9023\u7d9a\u6d78\u6f2c\uff08\u6df1\u3055\u3068\u6d78\u6f2c\u6642\u9593\u306f\u30e1\u30fc\u30ab\u30fc\u6307\u5b9a\uff09\u3002.<\/p>\n<p><strong>\u5178\u578b\u7684\u306a\u30c6\u30b9\u30c8\uff1a<\/strong><\/p>\n<ul>\n<li>Depth: 1-10+ meters (manufacturer specifies)<\/li>\n<li>\u6301\u7d9a\u6642\u9593\uff1a24\uff5e72\u6642\u9593\u9023\u7d9a\u6d78\u6f2c<\/li>\n<li>\u6e29\u5ea6\u5468\u56f2\u6e29\u5ea6\uff08\u901a\u5e3815\uff5e35\uff09<\/li>\n<\/ul>\n<p><strong>\u3044\u3044\u3053\u3068\u3060\uff1a<\/strong> Most ROV applications<\/p>\n<h3>5.3 IP69K Rating<\/h3>\n<p><strong>\u5b9a\u7fa9<\/strong> \u9632\u5875\uff0b\u9ad8\u5727\u9ad8\u6e29\u5674\u6d41\u6c34\u306b\u5bfe\u3059\u308b\u4fdd\u8b77\u3002.<\/p>\n<p><strong>\u4ee3\u8868\u7684\u306a\u8a66\u9a13\uff08DIN 40050-9\uff09\uff1a<\/strong><\/p>\n<ul>\n<li>\u6c34\u6e29\uff1a80\u2103\u00b15<\/li>\n<li>\u6c34\u5727\uff1a80\uff5e100\u30d0\u30fc\u30eb<\/li>\n<li>\u6d41\u91cf14-16 L\/\u5206<\/li>\n<li>\u8ddd\u96e2\uff1a\u30ce\u30ba\u30eb\u304b\u308910\uff5e15cm<\/li>\n<li>\u89d2\u5ea6\uff1a0\u00b0\u300130\u00b0\u300160\u00b0\u300190\u00b0\uff084\u30dd\u30b8\u30b7\u30e7\u30f3\uff09<\/li>\n<li>\u6301\u7d9a\u6642\u9593\u5404\u30dd\u30b8\u30b7\u30e7\u30f330\u79d2<\/li>\n<\/ul>\n<p><strong>\u3044\u3044\u3053\u3068\u3060\uff1a<\/strong> \u5c55\u958b\u306e\u305f\u3073\u306b\u9ad8\u5727\u6d17\u6d44\u3092\u884c\u3046ROV<\/p>\n<h3>5.4 The Reality for Most ROVs<\/h3>\n<p><strong>Most ROVs don&#8217;t need IP69K.<\/strong> \u305d\u306e\u7406\u7531\u306f\u3053\u3046\u3060\uff1a<\/p>\n<ol>\n<li><strong>Operating depths are the real test:<\/strong> IP68 rated to your depth requirement is more important than IP69K.<\/li>\n<li><strong>\u9ad8\u5727\u30b8\u30a7\u30c3\u30c8\u30c6\u30b9\u30c8\u306f\u5b9f\u969b\u306e\u6761\u4ef6\u3068\u4e00\u81f4\u3057\u306a\u3044\uff1a<\/strong> IP69K tests with 80\u00b0C water at 100 bar. Real ROV operations use ambient temperature seawater at much lower pressures.<\/li>\n<li><strong>\u7d20\u6750\u9078\u3073\u306f\u3082\u3063\u3068\u91cd\u8981\u3060\uff1a<\/strong> 316L\u69cb\u9020\u306e\u3088\u304f\u3067\u304d\u305fIP68\u30b3\u30cd\u30af\u30bf\u30fc\u306f\u3001\u7c97\u60aa\u306a\u6750\u8cea\u306e\u5b89\u4fa1\u306aIP69K\u30b3\u30cd\u30af\u30bf\u30fc\u3092\u51cc\u99d5\u3059\u308b\u3002.<\/li>\n<li><strong>\u30b7\u30fc\u30eb\u306e\u8a2d\u8a08\u306f\u975e\u5e38\u306b\u91cd\u8981\u3067\u3042\u308b\uff1a<\/strong> IP\u7b49\u7d1a\u306f\u30b7\u30fc\u30eb\u306e\u5bff\u547d\u3092\u4fdd\u8a3c\u3059\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30b3\u30f3\u30d7\u30ec\u30c3\u30b7\u30e7\u30f3\u30b7\u30fc\u30eb\u3001\u9069\u5207\u306a\u6f64\u6ed1\u3001\u5b9a\u671f\u7684\u306a\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u306e\u65b9\u304c\u91cd\u8981\u3067\u3059\u3002.<\/li>\n<\/ol>\n<h3>5.5 When IP69K Makes Sense<\/h3>\n<p>\u4ee5\u4e0b\u306e\u5834\u5408\u306fIP69K\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\n<ul>\n<li>\u2705 ROVs are pressure-washed after every deployment (biosecurity requirements)<\/li>\n<li>\u2705 \u71b1\u30b5\u30a4\u30af\u30eb\u304c\u983b\u7e41\u306a\u71b1\u5e2f\u6c17\u5019\u3067\u306e\u904b\u8ee2<\/li>\n<li>\u2705 Customer specifications require IP69K (some procurement policies)<\/li>\n<li>\u30b3\u30cd\u30af\u30bf\u306f\u9ad8\u6e29\u6d17\u6d44 (&gt;60\u00b0C) \u306b\u3055\u3089\u3055\u308c\u308b\u3002<\/li>\n<\/ul>\n<h3>5.6 Our Recommendation<\/h3>\n<p><strong>IP69K\u3088\u308a\u3082\u6df1\u5ea6\u7b49\u7d1a\u3068\u6750\u8cea\u9078\u629e\u306b\u91cd\u70b9\u3092\u7f6e\u304f\u3002.<\/strong><\/p>\n<p>For most ROV applications:<\/p>\n<ul>\n<li><strong>\u6700\u4f4e\u9650\u3060\uff1a<\/strong> IP68 rated to 2x your max operating depth<\/li>\n<li><strong>\u7d20\u6750\uff1a<\/strong> 316L\u30b9\u30c6\u30f3\u30ec\u30b9\u30b9\u30c1\u30fc\u30eb\uff08\u6700\u4f4e\uff09\u3001\u9ad8\u7d1a\u30c1\u30bf\u30f3<\/li>\n<li><strong>\u30b7\u30fc\u30eb\uff1a<\/strong> Viton or EPDM (better than standard rubber)<\/li>\n<\/ul>\n<p><em>\u3082\u3063\u3068\u8a73\u3057\u304f <a href=\"\/faq-hub\/technical-specifications\/\">\u6280\u8853\u4ed5\u69d8\u30ac\u30a4\u30c9<\/a><\/em><\/p>\n<hr>\n<h2>Chapter 6: Subconn Compatibility (The Alternative Question)<\/h2>\n<h3>6.1 The Subconn Reality<\/h3>\n<p>Subconn (Teledyne) is the industry gold standard. But here&#8217;s what ROV manufacturers tell us privately:<\/p>\n<blockquote><p>\n&#8220;We love Subconn quality, but the pricing is killing our margins on small ROV projects.&#8221;\n<\/p><\/blockquote>\n<blockquote><p>\n&#8220;Lead times are unpredictable. We&#8217;ve had projects delayed 8-10 weeks because connectors didn&#8217;t arrive.&#8221;\n<\/p><\/blockquote>\n<blockquote><p>\n&#8220;For inspection-class ROVs at 200m, do we really need connectors rated for 3000m?&#8221;\n<\/p><\/blockquote>\n<h3>6.2 Alternative Quality Comparison<\/h3>\n<table border=\"1\" cellpadding=\"8\" cellspacing=\"0\">\n<tr>\n<th>\u30d5\u30a1\u30af\u30bf\u30fc<\/th>\n<th>Subconn<\/th>\n<th>Premium Alternatives<\/th>\n<th>Budget Alternatives<\/th>\n<\/tr>\n<tr>\n<td>Quality<\/td>\n<td>10\/10<\/td>\n<td>8-9\/10<\/td>\n<td>5-7\/10<\/td>\n<\/tr>\n<tr>\n<td>Price<\/td>\n<td>$$$<\/td>\n<td>$$ (50-60% of Subconn)<\/td>\n<td>$ (30-40% of Subconn)<\/td>\n<\/tr>\n<tr>\n<td>Lead Time<\/td>\n<td>8-12 weeks<\/td>\n<td>3\uff5e5\u9031\u9593<\/td>\n<td>2\uff5e4\u9031\u9593<\/td>\n<\/tr>\n<tr>\n<td>MOQ<\/td>\n<td>100+ units<\/td>\n<td>20-50 units<\/td>\n<td>10-20 units<\/td>\n<\/tr>\n<tr>\n<td>Technical Support<\/td>\n<td>\u7d20\u6674\u3089\u3057\u3044<\/td>\n<td>Good to Excellent<\/td>\n<td>\u53ef\u5909<\/td>\n<\/tr>\n<tr>\n<td>Warranty<\/td>\n<td>2 years<\/td>\n<td>1-2 years<\/td>\n<td>6 months &#8211; 1 year<\/td>\n<\/tr>\n<\/table>\n<h3>6.3 When Alternatives Make Sense<\/h3>\n<ul>\n<li>\u2705 Inspection-class ROVs (<500m depth)<\/li>\n<li>\u2705 Budget-constrained projects<\/li>\n<li>\u2705 Tight deadlines (can&#8217;t wait 8-12 weeks)<\/li>\n<li>\u2705 Low-volume production (can&#8217;t meet high MOQ)<\/li>\n<li>\u2705 Applications where connector is accessible for maintenance<\/li>\n<\/ul>\n<h3>6.4 When to Stick with Subconn<\/h3>\n<ul>\n<li>\u274c Deep water applications (>2000m)<\/li>\n<li>\u274c Critical missions (failure = catastrophic loss)<\/li>\n<li>\u274c Long-term deployments (no maintenance access)<\/li>\n<li>\u274c Customer specification requires Subconn<\/li>\n<li>\u274c Warranty\/insurance requirements mandate premium brands<\/li>\n<\/ul>\n<h3>6.5 Compatibility Levels<\/h3>\n<table border=\"1\" cellpadding=\"8\" cellspacing=\"0\">\n<tr>\n<th>Compatibility Type<\/th>\n<th>What It Means<\/th>\n<th>Risk Level<\/th>\n<\/tr>\n<tr>\n<td>Pin-to-pin compatible<\/td>\n<td>Direct replacement, same mating face<\/td>\n<td>\u4f4e\u3044<\/td>\n<\/tr>\n<tr>\n<td>Form-fit compatible<\/td>\n<td>Same dimensions, may need minor adjustments<\/td>\n<td>\u30df\u30c7\u30a3\u30a2\u30e0<\/td>\n<\/tr>\n<tr>\n<td>Functionally equivalent<\/td>\n<td>Same electrical specs, different mechanical<\/td>\n<td>High (requires redesign)<\/td>\n<\/tr>\n<\/table>\n<p><em>Check compatibility: <a href=\"\/specialized-underwater-cable-assemblies\/\">Underwater Cable Assemblies<\/a><\/em><\/p>\n<hr>\n<h2>Chapter 7: Supplier Evaluation (7 Critical Factors)<\/h2>\n<h3>Factor #1: Depth Rating &#038; Certification<\/h3>\n<p>Verify with independent test documentation. Don&#8217;t accept &#8220;trust us.&#8221;<\/p>\n<h3>Factor #2: Corrosion Resistance<\/h3>\n<p>316L minimum for saltwater. Request salt spray test reports (1000+ hours).<\/p>\n<h3>Factor #3: Lead Time &#038; Reliability<\/h3>\n<p>Standard: 2-4 weeks. Custom: 4-8 weeks. Get commitments in writing.<\/p>\n<h3>Factor #4: MOQ Flexibility<\/h3>\n<p>Reasonable: 10-50 units for standard products. Sample programs should be available.<\/p>\n<h3>Factor #5: Technical Support<\/h3>\n<p>Engineers on call, &lt;12 hour response. Not just sales support.<\/p>\n<h3>Factor #6: Compatibility<\/h3>\n<p>Cross-reference charts for Subconn, Seacon, Teledyne ODI.<\/p>\n<h3>Factor #7: Price (Total Cost of Ownership)<\/h3>\n<p>Cheapest connector often costs 3-5x more over its lifetime. Calculate TCO.<\/p>\n<p><em>Full evaluation guide: <a href=\"\/contact-us\/\">Request Supplier Evaluation Checklist<\/a><\/em><\/p>\n<hr>\n<h2>Chapter 8: Red Flags (When to Walk Away)<\/h2>\n<h4>\ud83d\udea9 Can&#8217;t Provide Test Documentation<\/h4>\n<p>&#8220;Trust us, it&#8217;s been tested&#8221; = walk away.<\/p>\n<h4>\ud83d\udea9 Vague About Lead Times<\/h4>\n<p>&#8220;Soon&#8221; or &#8220;ASAP&#8221; instead of specific dates = unreliable.<\/p>\n<h4>\ud83d\udea9 No Technical Support<\/h4>\n<p>Only sales support, no engineer access = you&#8217;re on your own.<\/p>\n<h4>\ud83d\udea9 Unwilling to Provide Samples<\/h4>\n<p>No sample program = no confidence in their product.<\/p>\n<h4>\ud83d\udea9 Pressure Tactics<\/h4>\n<p>&#8220;This price is only good today&#8221; = high-pressure sales, walk away.<\/p>\n<h4>\ud83d\udea9 No References or Case Studies<\/h4>\n<p>Can&#8217;t disclose any customer names = no verifiable track record.<\/p>\n<h4>\ud83d\udea9 Unclear Warranty Terms<\/h4>\n<p>Vague warranties = no warranty. Get it in writing.<\/p>\n<hr>\n<h2>Chapter 9: Case Studies<\/h2>\n<h3>Case Study #1: Portuguese ROV Integrator<\/h3>\n<p><strong>\u30c1\u30e3\u30ec\u30f3\u30b8\u3060\uff1a<\/strong> Subconn costs eating 22% of BOM, 10-12 week lead times.<\/p>\n<p><strong>Solution:<\/strong> HYSF pin-compatible alternatives, 35% cost reduction, 3-4 week delivery.<\/p>\n<p><strong>Result:<\/strong> Zero failures in 18 months, won 3 new contracts.<\/p>\n<h3>Case Study #2: US Research Institution<\/h3>\n<p><strong>\u30c1\u30e3\u30ec\u30f3\u30b8\u3060\uff1a<\/strong> Education budget constraints, student turnover.<\/p>\n<p><strong>Solution:<\/strong> HYSF education discount (30%), standardized connector selection.<\/p>\n<p><strong>Result:<\/strong> 40% cost reduction, zero failures in student projects.<\/p>\n<h3>Case Study #3: Norwegian Aquaculture ROV<\/h3>\n<p><strong>\u30c1\u30e3\u30ec\u30f3\u30b8\u3060\uff1a<\/strong> Connectors corroding every 4-6 months.<\/p>\n<p><strong>Solution:<\/strong> Upgraded to 316L with proper maintenance protocol.<\/p>\n<p><strong>Result:<\/strong> Zero failures in 24 months, 60% maintenance cost reduction.<\/p>\n<p><em>Read more: <a href=\"\/case-studies\/\">Customer Case Studies<\/a><\/em><\/p>\n<hr>\n<h2>Chapter 10: Ready to Select Your ROV Connectors?<\/h2>\n<p>If you&#8217;re building ROVs, you deserve a connector supplier that:<\/p>\n<ul>\n<li>\u2705 Understands your unique challenges<\/li>\n<li>\u2705 Offers competitive pricing without sacrificing quality<\/li>\n<li>\u2705 Delivers on time, every time<\/li>\n<li>\u2705 Provides real technical support<\/li>\n<li>\u2705 Stands behind their products<\/li>\n<\/ul>\n<h3>What HYSF Subsea Offers<\/h3>\n<ul>\n<li><strong>\u7121\u6599\u30b5\u30f3\u30d7\u30eb<\/strong> \u9069\u683c\u30d7\u30ed\u30b8\u30a7\u30af\u30c8<\/li>\n<li><strong>12\u6642\u9593\u4ee5\u5185\u306e\u898b\u7a4d\u56de\u7b54<\/strong><\/li>\n<li><strong>Low MOQ<\/strong> from 10 units<\/li>\n<li><strong>Subconn-compatible<\/strong> options<\/li>\n<li><strong>2\uff5e3\u9031\u9593<\/strong><\/li>\n<li><strong>Direct engineer access<\/strong><\/li>\n<li><strong>316L stainless<\/strong> standard (titanium upgrade)<\/li>\n<li><strong>IP68\u6e96\u62e0<\/strong> to 50m+ (custom depths)<\/li>\n<li><strong>1\uff5e2\u5e74\u4fdd\u8a3c<\/strong><\/li>\n<\/ul>\n<h3>\u6b21\u306e\u30b9\u30c6\u30c3\u30d7<\/h3>\n<ol>\n<li><a href=\"\/our-products\/\">Browse product catalog<\/a><\/li>\n<li><a href=\"\/contact-us\/\">\u898b\u7a4d\u4f9d\u983c<\/a><\/li>\n<li><a href=\"\/faq-hub\/technical-specifications\/\">Review technical specs<\/a><\/li>\n<li><a href=\"\/case-studies\/\">Read case studies<\/a><\/li>\n<\/ol>\n<p><strong>\u9023\u7d61\u5148<\/strong> info@hysfsubsea.com | +86 13942853869<\/p>\n<hr>\n<p><em>About: John Zhang is CEO of HYSF Subsea. HYSF has supplied connectors to ROV manufacturers in 30+ countries since 2015.<\/em><\/p>\n<p><em>Last reviewed: March 12, 2026 | Next review: June 12, 2026<\/em><\/p>","protected":false},"excerpt":{"rendered":"<p>Complete ROV connector selection guide: pressure ratings, material compatibility, electrical requirements, mating cycles, and cost optimization for work-class and inspection ROVs.<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[159],"tags":[],"class_list":["post-4473","post","type-post","status-publish","format-standard","hentry","category-technical-guides"],"acf":[],"_links":{"self":[{"href":"https:\/\/hysfsubsea.com\/ja\/wp-json\/wp\/v2\/posts\/4473","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hysfsubsea.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hysfsubsea.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hysfsubsea.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hysfsubsea.com\/ja\/wp-json\/wp\/v2\/comments?post=4473"}],"version-history":[{"count":1,"href":"https:\/\/hysfsubsea.com\/ja\/wp-json\/wp\/v2\/posts\/4473\/revisions"}],"predecessor-version":[{"id":8082,"href":"https:\/\/hysfsubsea.com\/ja\/wp-json\/wp\/v2\/posts\/4473\/revisions\/8082"}],"wp:attachment":[{"href":"https:\/\/hysfsubsea.com\/ja\/wp-json\/wp\/v2\/media?parent=4473"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hysfsubsea.com\/ja\/wp-json\/wp\/v2\/categories?post=4473"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hysfsubsea.com\/ja\/wp-json\/wp\/v2\/tags?post=4473"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}