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The HYSF DC4F is a high-quality standard 4-pin female dummy plug used to safeguard open female receptacles from water, debris, and corrosion when disconnected. Critical for preserving connector lifespan in offshore platforms, ROV systems, subsea equipment, and marine applications. Features reliable sealing and threading for full environmental protection across extreme depths. HYSF, professional China supplier, provides essential protective caps and dummy plugs for standard subsea watertight connectors.
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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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