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Standard Flat 3 Pin Male Inline Connector

HYSF SFLPIL3M Standard Flat 3-Pin Male Inline Underwater Connector

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The HYSF SFLPIL3M is a robust standard flat 3-pin male inline watertight connector engineered for reliable multi-signal transmission in demanding offshore and deep-sea applications requiring low-profile flat cable termination. Ideal for subsea flat panel systems, ROV control lines, underwater sensors, marine instrumentation, and offshore equipment needing compact waterproof cable connections. Built with marine-grade materials, gold-plated contacts, and durable flat housing, it delivers exceptional IP68 sealing and high pressure resistance for full ocean depth operations. As a leading China underwater connector manufacturer, HYSF provides high-quality standard flat subsea watertight connectors and reliable low-profile underwater electrical solutions for offshore oil & gas, marine engineering, and deep-water projects worldwide.

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

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