H10B-SFH-4B-PG21 is a sealed lower housing designed for heavy-duty industrial connector applications that require reliable environmental protection and robust mechanical performance. With its standard 10B size and reinforced construction, it is well suited for automation equipment, control cabinets, and industrial machinery operating in demanding conditions.
The housing is manufactured from high-quality die-casting aluminum and equipped with a durable metal protective cap, providing excellent mechanical strength, impact resistance, and long-term reliability. Its powder-coated surface in RAL 7037 field gray enhances corrosion protection while maintaining a professional industrial appearance. A secure locking structure ensures stable mating and vibration-resistant performance during continuous operation.
Featuring a PG21 threaded side outlet, the H10B-SFH-4B-PG21 supports flexible cable routing and compatibility with standard cable glands. The integrated NBR sealing system effectively protects against dust and moisture, ensuring dependable operation and extended service life in harsh industrial environments.

Technical Data
| Series | Classic regular housing |
| Specifications | 10B |
| Housing type | Sealed lower housing |
| Outgoing method | Side outlet |
| Locking type | Dual lock |
| Thread | PG21 |
| Housing material | Die casting aluminum |
| Housing color | RAL 7037 (field gray) |
| Surface treatment | Powder coating |
| Interlocking method | Metal elastic connection |
| Material | Galvanized iron |
| Seals | NBR |
| Flame retardant rating as per UL94 | V0 |
| Working temperature | -40℃…+125℃ |
| Protection rating | IP65 |
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