The H16B-SFH-4B-CV-2PG21 is a heavy-duty rectangular connector housing designed for secure and reliable electrical connections in demanding industrial environments. Featuring a standard 16B size, it provides strong mechanical protection and ensures stable long-term performance.
This model adopts a sealed housing structure with dual PG21 threaded cable entries and an integrated cover (CV). The 2PG21 configuration allows flexible cable routing and effective strain relief while maintaining excellent protection against dust, moisture, and mechanical impact. The robust locking design ensures stable connections even under vibration or frequent mating conditions.
Made from high-quality die-cast aluminum with a durable surface treatment, the H16B-SFH-4B-CV-2PG21 delivers outstanding mechanical strength and corrosion resistance. It is widely applied in industrial automation, machinery, control cabinets, and power distribution systems where safety, durability, and efficient cable management are essential.

Technical Data
| Series | Classic regular housing |
| Specifications | 16B |
| Housing type | Sealed lower housing |
| Housing overview | Plastic cap |
| 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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