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The HYSF SFLPIL4F is a durable standard flat 4-pin female inline watertight connector designed for secure low-profile cable-to-cable connections in harsh subsea environments with multi-channel needs. Perfect for offshore flat cable systems, ROV umbilicals, underwater instrumentation, and marine equipment requiring long-term waterproof reliability. Precision-engineered with premium marine-grade construction, gold-plated contacts, and robust flat body, it withstands extreme pressures and corrosion at full ocean depths. HYSF offers proven standard flat underwater watertight connectors for offshore exploration and marine applications from China.
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Cable Length (Standard): 1.0m (Inline) / 0.3m (Bulkhead)
Customization: Cable length, mounting threads, and electrical ratings available upon request.
✅ ROVs & AUVs: Thruster connections and tether management.
✅ Underwater Cameras: Video signal transmission.
✅ Sensors & Instrumentation: CTD, Sonar, and Hydrophones.
✅ Diving Equipment: Diver communication systems.
✅ Offshore Energy: Oil & Gas subsea control modules.
Chief Technical Officer
jason@hysfsubsea.com
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.
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.
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