HYSF IL4F Standard 4-Pin Female Inline Underwater Connector

The HYSF IL4F is a durable standard 4-pin female inline watertight connector engineered for secure cable-to-cable connections in harsh subsea environments with multiple channels. Perfect for offshore multi-signal systems, ROV control lines, underwater instrumentation, and marine cables needing long-term waterproof reliability. Built with premium marine-grade construction, gold-plated contacts, and advanced sealing technology, it withstands extreme pressures and corrosion at full ocean depths. HYSF, professional China supplier of standard underwater connectors, offers proven subsea watertight solutions for offshore exploration and heavy-duty marine electrical applications.