Hubbell Wiring Devices MB604W 1 Inch Metallic Feed-Through Pin and Sleeve Back Box
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Manufacturer Hubbell / Kellems
Mfg Catalog # MB604W
North Coast Part # 72047



  • Application: Metallic
  • Construction: Cast
  • Item Type: Mounting Box
  • Knockouts: 1" NPT Hub
  • Material: Aluminum
  • Material - Mounting Hardware: Mounting Screws
  • Number Of Outlets: Accepts 1-Device
  • OEM Brand Name: Hubbell Wiring Device-Kellems
  • Performance: Electrical - Current Interrupting - Certified for current interrupting at full rated current | Electrical - Dielectric Voltage - Withstands 3,000V AC | Electrical - Max Working Voltage - 600V AC RMS | Environmental - Flammability - UL94-5VA and V-0 classification | Environmental - Operating Temperatures - Max. Continuous: 75° C | Min. Continuous: -40° C w/o impact | Mechanical - Impact Resistance - In accordance with UL746C | Mechanical - Product Identification - Identification and ratings are a part of the external label and molded into the receptacle mount | Mechanical - Terminal Identification - Terminals identified in accordance with North American and International conventions
  • Series: Back Boxes and Adapters
  • Style: Straight
  • Temperature Range: Limited By Device
  • Type: Feed-Thru Back Box
  • UPC: 783585010786


  • Display Size: For 60 Amp Devices

Conductor Related

  • Cable Entry: Through Hub

Certifications and Compliance

  • Industry Standard(s): UL Listed


UPC 78358501078
GTiN 00783585010786
Length 7.500 in
Width 6.600 in
Size For 60 Amp Devices
Color Gray
Type Mounting Box
Material Aluminum
Product Series Back Boxes And Adapters
Applications Straight Feed-Thru
Height 5.800 in
Family Brand Name Hubbell Wiring Device Kellems
Construction Cast
Cable Entry Through Hub
Sub Brand Insulgrip Pin and Sleeve
Standard UL

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