HYSF SQ-SEAL-6P is a custom square aluminum watertight enclosure with 6 integrated penetrators and micro waterproof plugs. Rated to 60 MPa (8702 PSI), IP68 sealed, ideal for ROV electronics, AUV sensor housings, and deepsea control modules up to 6000m.





The HYSF SQ-SEAL-6P is a successfully customized square watertight enclosure precision-machined from marine-grade anodized aluminum, featuring **6 integrated high-pressure penetrators** for multi-channel feed-through and **micro waterproof plugs** for unused ports. Designed for compact subsea electronics protection, it supports ROV control PCBs, AUV sensor arrays, and deepsea power distribution with minimal footprint and maximum reliability.
Each penetrator is a glass-sealed or epoxy-potted bulkhead pass-through rated for 60 MPa (8702 PSI / ~6000 m depth), with gold-plated contacts for low-resistance signal/power transmission. The micro plugs provide IP68 sealing for unused holes, secured with red dummy caps and O-rings. The enclosure includes a bolted lid with triple O-ring compression, multiple M4 mounting holes, and optional internal standoffs for PCB fixation.
This custom square housing was engineered for easy integration and field maintenance in harsh underwater environments. HYSF offers full customization in penetrator count (2–12), pin configuration, material (aluminum/titanium), and plug types. ISO9001-2015 certified and pressure-tested for mission-critical deployments.
Model: SQ-SEAL-6P
Brand: HYSF
Type: Custom Square Watertight Enclosure with Penetrators & Micro Plugs
Dimensions: 200 x 150 x 80 mm (External, Customizable)
Penetrators: 6x High-Pressure Bulkhead Pass-Through (2–4 Pins Each)
Micro Plugs: 6x IP68 Waterproof Dummy Plugs (Red Caps Included)
Housing Material: Anodized Aluminum (Optional 316L SS/Titanium)
Lid Seal: Triple O-Ring Compression
Mounting: 8x M4 Threaded Holes on Base & Lid
Pressure Rating: 60 MPa (8702 PSI / ~6000 m)
Waterproof Rating: IP68
Operating Temperature: -20°C to 80°C
Internal Volume: ~2.0 L (For PCBs/Electronics)
Application: ROV Electronics Housings, AUV Sensor Modules, Deepsea Control Boxes, Subsea Junctions
Certification: ISO9001-2015
Customization: Size, penetrator pins/current, plug count, internal mounting, cable glands
Features: Helium Leak-Tested (<1×10⁻⁹ atm·cc/s), Pre-Wired Options
Place of Origin: Guangdong, China
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