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Manufacturer Hubbell / Kellems
Mfg Catalog # HBL420MI5W
North Coast Part # 1273766


  • Large gears enclosed in a gear box
  • Lockable handle to meet OSHA Lockout/Tagout regulations
  • Pre-wired IEC Pin and Sleeve receptacle



  • Application: High Ampacity Watertight Connections
  • Color: Black
  • Environmental Conditions: Watertight
  • Item Type: Mechanically Interlocked Single
  • Material: Thermoplastic
  • Material - Mounting Hardware: Screw Mounting
  • Number Of Poles: 3-Pole
  • OEM Brand Name: Hubbell Wiring Device-Kellems
  • Performance: Electrical - Current Interrupting - Certified for current interrupting at full rated current and voltage | Electrical - Dielectric Voltage - Withstands 3,000V AC Min | Electrical - Max. Working Voltage - 600V AC RMS | Environmental - Flammability - UL94-5VA and V-0 Classification | Environmental - Ingress Protection - IP67 Suitability | Environmental - Moisture Resistance - Outdoor - 4X (Watertight, Washdown) | Indoor - 12 (Dust-tight, Falling Dirt and Noncorrosive Liquids). | Environmental - Operating Temperature - Max. Continuous +75°C | Min. Continuous -40°C | Mechanical - Impact Resistance - In accordance with UL 746C | Mechanical - Mounting - External adjustable feet | Mechanical - Product Identification - Identification and ratings are part of the external label and molded into the receptacle mount | Mechanical - Terminal Identification - In accordance with UL, CSA and international conventions
  • Series: Unfused Circuit-Lock
  • Style: Standard Service
  • Type: Mechanical Interlock
  • UPC: 783585392905


  • Display Size: Standard Sized Product

Electrical Ratings

  • Amperage Rating: 20 A
  • Connectivity: Pressure Terminal Screws
  • Current / Amperage Rating: 20 A
  • Current Rating: 20 A
  • Phase: Three Phase
  • Voltage Rating: 3 Phase 600 VAC
  • Voltage Rating Description: 3 Phase 600 VAC
  • Wattage: 12000

Conductor Related

  • Number Of Wires: 4-Wire
  • Wire Size: #14 AWG to #10 AWG

Certifications and Compliance

  • Industry Standard(s): UL Listed
  • Nema Rating: Non-NEMA


UPC 78358539290
GTiN 00783585392905
Length 12.300 in
Width 7.800 in
Size Standard Sized Product
Color Red
Voltage 600 Volt
Type Mechanical, Single, 3-Pole, 4-Wire, Three Phase, Watertight
Material Thermoplastic
Terminal Type Screw
Product Series Unfused Circuit,Lock
Applications For High Ampacity Watertight Connections
Height 7.100 in
Wire Size 14-10 AWG
Connection Type Pressure Terminal Screws
Wattage 12000 Watt
Family Brand Name Hubbell Wiring Device Kellems
TC Connection Pressure Screw Terminals
Current 20 A
Contact Rating 20 A
Number of Poles 3 Pole
Number of Wires 4
Sub Brand IEC 309 Pin and Sleeve Devices
Standard UL
Environmental Conditions Watertight

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