Overview
The Hubbell HBL2811S is an Extra Heavy Duty Industrial Twist-Lock Safety-Shroud locking plug rated 30A, 4-Pole, 5-Wire, 3-Phase, 120/208V AC. The integral white PBT Safety-Shroud protects blades against bending and breaking, while the ribbed nylon housing delivers a secure grip with outstanding impact and chemical resistance. Cord-mounted design accommodates #16 AWG to #8 AWG stranded copper wire.
Features
- Impact-resistant Safety-Shroud protects blades against bending and breaking
- Ribbed nylon housing provides a secure grip and impact and chemical resistance
- Superior cord grip design for flat cable protects terminations from excess strain
- Clear, funnel-shaped wire entry for ease of termination
- Integral dust shield protects wiring chamber from dust and contaminants
- Pressure terminal screws with Phillips/Slotted/Robertson drive (#10-32 brass)
- Certified for current interrupting at full rated current
- Withstands 2,000V minimum dielectric strength
- Maximum continuous 75°C and minimum -40°C operating temperature range
Specifications
| Attribute | Value |
|---|---|
| Manufacturer | Hubbell Wiring Device-Kellems |
| Model Number | HBL2811S |
| UPC | 78358523510 |
| Current Rating | 30A |
| Voltage | 120/208V AC |
| Poles | 4 |
| Wires | 5 |
| Phase | 3-Phase |
| Housing Material | Nylon |
| Safety-Shroud Material | White PBT |
| Terminal Retainer | Clear Polycarbonate |
| Blades | Brass |
| Terminal Clamp | Cold Rolled Steel – Nickel Plated |
| Color | Black/White |
| Wire Size | #16 AWG to #8 AWG Stranded Copper |
| Cord Diameter | 0.350″–1.150″ (9–29mm) |
| Mounting | Cord Mounted |
| Dielectric Strength | 2,000V Minimum |
| Operating Temperature | -40°C to +75°C |
| Flammability Rating | HB or better per UL94 / CSA 22.2 No. 0.6 |
| Moisture Resistance | IP20 |
| Dimensions | 2.33 L x 2.33 W x 4.2 in. H |
| Standards | Listed to UL 498; Certified to CSA C22.2 No.42; Fed.Spec. W-C-596 |




