Ask an Engineer
High Current 4 Core Male Inline Connector

HYSF SFCOEIL4M High Current 4-Core 5/8 Male Inline Underwater Connector

Get 3D STEP File
Free Quote
Download Product Catalog
The HYSF SFCOEIL4M is a robust high current 4-core male inline watertight connector with 5/8 thread, engineered for high-power multi-channel transmission in demanding deep-sea applications. Ideal for ROV four-phase power umbilicals, subsea electrical distribution, offshore equipment, and marine high-current systems requiring reliable waterproof cable connections. Built with marine-grade materials, gold-plated contacts, and precision sealing, it delivers IP68 protection and 60 MPa pressure resistance (6000-meter depth). Excellent corrosion resistance makes it perfect for high current 4-core 5/8 thread subsea connectors from HYSF China manufacturer.

Related products

Showing 28–36 of 42 results

Manufacturing Showcase & Details

Explore high-resolution photos of actual production units. These images highlight our precision machining, quality overmolding, and attention to detail in every connector we ship.

Custom Miniature Single-Core In-Line Watertight Connector
MCPBOF2-8MF Oil-Filled Pressure Compensated Connector (8-Pin)
Micro Flange 3-Pin Subsea Bulkhead Connector (IL4MF Compatible)
70MPa Ultra-High Pressure Metal 61-Pin Subsea Connector
High-Performance Photoelectric Hybrid Subsea Connector
Custom Branching Subsea Cable Network (Y-Splitter & Multi-Node)
High-Frequency Subsea Coaxial RF Connector Assembly (50-3 / 50-5)
Ultra-Miniature Subsea Watertight Connector Series (2-28 Pins)
Right Angle Molded Micro Bulkhead Connector (LPMBH-IL12/16MF Compatible)
PBOF Series Pressure-Balanced Oil-Filled Subsea Connectors
Single-Pin High-Current (150A) Subsea Power Connector
60MPa High-Pressure Metal Shell Watertight Connector (4-61 Pins)
Integrated Subsea Interconnect & Imaging Solutions
RMG Series 4-Pin Subsea Engineering Cable Plug
Custom High-Intensity Subsea LED Light & Mounting Bracket System
HYSF-high-density-25-pin-subsea-signal-connector-for-oceanographic-sensors
Custom Retractable Subsea Spiral Coiled Cable (Spring Cable)
5MP High-Definition Underwater Observation Camera (40MPa)
Custom Branching Subsea Cable Network (Tree Topology)
High-Strength Titanium Alloy Subsea Penetrator
Custom Molded Subsea Penetrator with Integrated Multi-Core Cable
Gigabit Ethernet 12-Pin Subsea Connector (4 Power + 8 Network)
HYSF-140A-180A-high-current-underwater-power-connector-for-thrusters
Custom Subsea Bulkhead Flange Joint Connector
Miniature Subsea Watertight Connector (Marine Bronze Base)
50MPa High-Precision Subsea Pressure Sensor
Custom 6-Port Watertight Enclosure & Subsea Interconnect System
60MPa Metal Shell Bulkhead Connector with Triple Seal (4-61 Pins)
Custom 6-Pin / 40A Medium-Power Subsea Connector
Custom 1-to-3 Fan-out Subsea Splitter Cable System
10-Pin Ethernet Subsea Connector (2 Power + 8 Network Cores)
HYSF-custom-6-pin-40A-underwater-power-distribution-connector
Multi-Core Split-Type Watertight Connector (Diverse Configurations)
MCBH-Hybrid 4+2 Photoelectric Subsea Connector (Power & Fiber Optic)
Custom 6-Port Watertight Enclosure & Subsea Interconnect System
5MP High-Definition Underwater Camera (40MPa / 316L Stainless Steel)
All-New Next-Generation Subsea IP Network Camera Series

Request a Quote or Custom Solution

Looking for bulk pricing or specific cable lengths (e.g., 0.3m, 1m, or custom)? Fill out the form below, and our sales team will send you a formal quotation within 12 hours.

John Zhang

CEO

Jason Liu
Kevin Wang
Cindy Chen
Lily Li
Contact Form Demo
  • Our team will answer your inquiries within 12 hours.
  • Your information will be kept strictly confidential.
页眉表单