HYSF MCIL8M-Coiled is a custom 8-pin Subconn®-compatible coiled underwater cable assembly. IP68-rated, 10,000 PSI tested, stretchable design ideal for ROV tethers, dynamic sensor links, and compact subsea deployments.





The HYSF MCIL8M-Coiled is a fully customized 8-pin underwater cable assembly featuring dual inline male connectors (MCIL) joined by a high-flex coiled polyurethane jacket. Designed for dynamic subsea applications, the coil extends smoothly under tension and retracts to minimize slack—perfect for ROV umbilical management, portable sensor systems, and space-constrained deepsea tools.
Built with marine-grade polyurethane overmolding, gold-plated brass contacts, and reinforced strain relief, it ensures reliable AC/DC transmission in harsh saltwater environments. Rated IP68 and pressure-tested to 10,000 PSI (689 Bar), it supports dependable operation at depths beyond 6000 meters with full mating compatibility to Subconn® MCBH/MCIL series.
This stretchable coiled solution was engineered to client specifications for reduced tangling, easy storage, and dynamic reach. HYSF offers full customization in pin count, coil length (relaxed/extended), cable diameter, and connector gender. ISO9001-2015 certified and proven in real-world ROV and AUV deployments.
Model: MCIL8M-Coiled
Brand: HYSF
Type: Custom Coiled Water-Tight Cable Assembly
Connectors: MCIL8M → MCIL8M (Inline Male to Male)
Pins: 8 Pin
Cable Jacket: High-Flex Polyurethane, Coiled
Coil Behavior: Retractable, Stretchable (Custom Relaxed/Extended Length)
Housing Material: Acetal (POM) or Stainless Steel
Contact Material: Gold-plated Brass
Waterproof Rating: IP68
Mated Pressure Rating: Up to 10,000 PSI (689 Bar)
Depth Rating: Up to 6000m+
Interface Type: AC/DC Compatible
Application: ROV Tethers, Dynamic Sensor Links, Portable Subsea Tools, AUV Extensions
Certification: ISO9001-2015
Customization: Pin count, coil dimensions, cable color, connector type/gender, overmolding
Compatibility: Full Subconn® MCIL/MCBH interchangeability
Place of Origin: Guangdong, China
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