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(Compatible con 100% SubConn, Seacon y Burton)

Standard Flat 2-9 Core Watertight Connector

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1. Información sobre el dibujo

Dimensiones en mm (1 mm = 0,03937 pulgadas)
Hilos en pulgadas (1 pulgada = 25,4 mm)

2. Male View

3. Parámetros principales

Electrical ParametersNumber of Pins2-Pin3-Pin4-Pin5-Pin7-Pin9-Pin
Rated Current10A10A10A10A10A10A
Flat Male CableLPIL2MLPIL3MLPIL4MLPIL5MLPIL7MLPIL9M
Flat Female CableLPIL2FLPIL3FLPIL4FLPIL5FLPIL7FLPIL9F
Flat Male ReceptacleLPBH2MLPBH3MLPBH4MLPBH5MLPBH7MLPBH9M
Flat Female ReceptacleLPBH2FLPBH3FLPBH4FLPBH5FLPBH7FLPBH9F
Flat Male Sealing PlugLPDC2MLPDC3MLPDC4MLPDC5MLPDC7MLPDC9M
Flat Female Sealing PlugLPDC2FLPDC3FLPDC4FLPDC5FLPDC7FLPDC9F
Cable Wiring Sequence1:Red, 2:Black1:Red, 2:Black, 3:Brown1:Red, 2:Black, 3:Brown, 4:Blue1:Red, 2:Black, 3:Yellow, 4:Blue, 5:Brown1:Red, 2:Black, 3:Yellow, 4:Blue, 5:Orange, 6:Brown, 7:Purple1:White, 2:Red, 3:Black, 4:Yellow, 5:Blue, 6:Orange, 7:Brown, 8:Purple, 9:Green
Notes: Installation Requirements: Drawing dimension unit: mm; Mounting radius of base: 38.5mm; surface roughness: Ra1.6; Mounting thread: 7/16-20UNF-2A; Thread length: 25mm.

4. Product Description

Standard Flat 2-9 Core Watertight Connectors

Product Overview & Series Introduction

The Standard Flat 2-9 Core Watertight Connectors series by HYSF Subsea (Xiamen Chuida Technology Co., Ltd.) represents a specialized, high-performance product line featuring a distinct low-profile, rectangular structural layout. Engineered specifically for underwater installations with strict vertical height restrictions, this series provides an efficient interconnect layout that maximizes space utilization while significantly reducing hydrodynamic drag and water flow resistance across moving vehicle hulls. Developed through our independent research and development system, this high-reliability series breaks the long-standing monopoly of international brands, delivering a premium domestic substitution for core imported subsea components.

Every connector configuration in this series features heavy-duty gold-plated copper contacts integrally molded into high-temperature vulcanized neoprene rubber bodies. This design provides exceptional mechanical protection, excellent environmental sealing, and reliable electrical path isolation. To accommodate complex structural panels, specialized equipment bays, and heavy-sea deployment frames, the series offers complete physical interconnected sets, including:

  • Flat Cable Assemblies: Specialized Standard Flat 2 to 9-pin Male/Female inline cable assemblies (LPIL2M to LPIL9F) jacketed in heavy-duty, highly flexible polyurethane or neoprene rubber engineered to withstand rugged marine pulling forces[cite: 1].
  • Compact Bulkhead Receptacles: Precision-machined threaded receptacles (LPBH2M to LPBH9F) designed with a standard 7/16-20UNF installation thread profile and paired with premium fluororubber O-rings to ensure a tight, leak-proof chassis penetration[cite: 1]. Receptacle bases can be custom-machined from elite marine-grade metals including 316L Stainless Steel, Titanium Alloy, or Naval Brass[cite: 1].
  • Fitted Protection Components: Durable matching dummy sealing plugs (LPDC2M to LPDC9F) paired with specialized flat lashing straps (SFLPDLS01) to completely isolate and seal uncoupled channels from moisture ingress and marine biofouling growth[cite: 1].

Key Technical Specifications & Core Features

  • Full Global Brand Compatibility: Precision-engineered with standard international interface specifications and pitch dimensions, providing 100% direct mating interchangeability with leading global brands such as SubConn and Seacon to drastically lower retrofitting friction and system maintenance costs[cite: 1].
  • Submerged Wet-Plug Capability: Adopts precision-toleranced rubber wiping lips that safely isolate electrical paths by displacing moisture during the connection cycle, allowing seamless connecting and disconnecting operations while fully submerged or exposed in volatile splash zones[cite: 1].
  • Deep-Sea Hydrostatic Sealing: Rated for operational hydrostatic working pressures up to 60MPa, guaranteeing an absolute zero-leakage security threshold at diving depths reaching 6,000 meters[cite: 1].
  • Optimized Electrical Design: Maintains a steady current rating of 10A per pin under a working operational voltage of 550V AC/DC[cite: 1]. Backed by an insulation resistance rating of ≥200MΩ @ 1000V DC and an ultra-low contact resistance of <0.01Ω[cite: 1].
  • Broad Operating Temperature Envelope: Certified to preserve raw material flexibility, structural latch integrity, and environmental sealing boundaries across extreme temperatures ranging from -60°C up to +80°C[cite: 1].

Industrial Applications & Working Conditions

The Standard Flat 2-9 Core Subsea Rubber Series is uniquely tailored to resolve severe vertical height limitations and spatial boundaries under high-vibration, deep-water hydrostatic loads, intense salt spray corrosion, and continuous high-load maritime conditions[cite: 1]. Critical application deployment sectors include:

1. Profile-Sensitive Marine Robotic Systems (ROVs & AUVs)

Acts as the primary compact power and signal breakout interface for low-profile Remotely Operated Vehicles (ROVs) and Autonomous Underwater Vehicles (AUVs)[cite: 1]. The distinct flat profile allows multi-channel telemetry command loops and localized power feeds to be routed closely against flat structural panels, optimizing vehicle aerodynamics, preventing tether entanglement, and maintaining frame buoyancy efficiency[cite: 1].

2. Compact Subsea Sensor Nodes & Monitoring Packages

Extensively deployed to connect miniaturized environmental monitoring probes, seabed observation networks, hydrophones, and seismic detection packages[cite: 1]. The low contact resistance and high pin density (2 to 9 cores) consolidate multiple parallel data signals into a single space-saving hull breakout point with zero signal attenuation over long-term subsea deployment cycles[cite: 1].

3. Low-Profile Underwater Network Cameras & Lighting arrays

Serves as the mission-critical connection backbone for high-definition underwater cameras, integrated light-and-camera enclosures, and portable diving monitoring boxes[cite: 1]. The flat circular contact geometry efficiently routes power inputs alongside high-bandwidth digital command streams through a minimal footprint[cite: 1].

4. Offshore Energy & High-Pressure Sealed Cavity Pods

Utilized across subsea junction boxes, tidal energy platforms, hydraulic power manifolds, and marine defense equipment[cite: 1]. The robust neoprene rubber body and unibody vulcanized joints resist biofouling, intense salt spray, and massive mechanical shocks common during heavy-sea deployment and recovery operations[cite: 1].

Frequently Asked Questions (FAQ)

Q1: What are the primary design advantages of the Standard Flat series compared to standard circular connectors?

R: The Standard Flat series is engineered specifically to address spatial limitations where vertical clearance is restricted[cite: 1]. Its low-profile flat layout significantly reduces the physical height projection off equipment housings, helps minimize water flow resistance (hydrodynamic drag) against moving subsea vehicles, and facilitates clean, parallel cable routing along structural bulkheads[cite: 1].

Q2: Can these high-density flat connectors be plugged in while fully submerged underwater?

R: Yes, absolutely[cite: 1]. This series features reliable wet-mateable technology[cite: 1]. The precision-engineered neoprene rubber bodies are designed with tight-tolerance sealing lips that wipe water away from the gold-plated contact pins during coupling, ensuring the connection preserves an insulation threshold exceeding 200MΩ even when mated in high-salinity seawater[cite: 1].

Q3: What strict factory quality testing protocols do these 2-9 core flat connectors undergo?

R: Product reliability in extreme environments is our core foundation[cite: 1]. Every production batch undergoes comprehensive quality assurance testing inside our standardized inspection architecture before delivery[cite: 1]:

  • Hydrostatic Pressure Testing: Tested inside our specialized 100MPa high-pressure pump system, holding full target pressure for 60 minutes to verify zero structure leakage and zero material deformation at simulated depths up to 6,000 meters[cite: 1].
  • Insulation Resistance (IR) Test: Verified with a high-voltage insulation tester to confirm insulation properties exceed ≥200MΩ @ 1000V DC[cite: 1].
  • Dielectric Withstand Test (Hipot): 2000V DC is applied for 1 minute between adjacent contacts to guarantee that leakage current remains safely below 10mA[cite: 1].
  • Dynamic Continuity Shake Test: Checked via precision digital resistance multimeters while undergoing vigorous manual movement to eliminate any vibration-induced signal dropouts under severe marine load cycles[cite: 1].

Q4: How are the internal wires color-coded inside the standard 2 to 9-pin flat cable assemblies?

R: Our flat configurations follow a highly structured standard layout to ensure error-free technical order matching and field connection[cite: 1]. The 2 to 4-pin layouts use base primary color lines (such as Red, Black, Brown, Blue)[cite: 1]. Denser layouts such as the 7-pin model include Yellow, Orange, and Purple[cite: 1], whereas the 9-pin layout integrates a clean White line as pin 1 followed by the standard color sequence to isolate high-density channels safely and eliminate signal cross-talk[cite: 1].

Q5: What corporate quality management systems govern HYSF subsea manufacturing?

R: HYSF operates under a strictly standardized quality architecture as a certified Technology Enterprise holding over ten core patents[cite: 1]. Our facilities are fully audited and certified under the ISO 9001 Quality Management System[cite: 1]. Furthermore, our manufacturing workflows, precision production, and raw material records comply directly with the strict GJB 9001C-2017 National Quality Standard, delivering a proven 99.98% product reliability rate across naval defense contractors, oceanographic shipyards, and major research institutes like the Chinese Academy of Sciences (CAS)[cite: 1].

Contacto

Jason Liu

Director técnico

HYSF Submarino

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John Zhang

Director general

Jason Liu
Kevin Wang
Cindy Chen
Lily Li
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