Overview
The Hubbell Wiring Device-Kellems HBL2421S Twist-Lock Safety-Shroud plug is engineered for demanding industrial environments. This 20-amp, 4-wire male locking device features a ribbed nylon housing and integral dust shield, making it well-suited for electricians and facility managers who require reliable, code-compliant connections in heavy industrial settings. Listed to UL 498 and certified to CSA C22.2 No.42 and Federal Spec W-C-596.
Features
- Ribbed nylon housing provides a secure grip and resistance to impact and chemicals
- Superior cord grip design protects terminations from excess strain
- Integral dust shield protects the wiring chamber during use
- Extra heavy-duty industrial rating for high-demand applications
- 4-wire configuration for safe grounding in industrial circuits
Specifications
| Attribute | Value |
|---|---|
| Manufacturer | Hubbell Wiring Device-Kellems |
| Model | HBL2421S |
| UPC | 78358523454 |
| Amperage | 20A |
| Number of Wires | 4-Wire |
| Device Type | Male Locking Plug |
| Series | Twist-Lock / Safety-Shroud |
| Material | Nylon |
| Color | Black/White |
| Application | Extra Heavy Duty Industrial |
| Dimensions | 2.33 L x 2.23 W x 4.21 in. H |
| Standards | UL 498, CSA C22.2 No.42, Federal Spec W-C-596 |




