QB Electrical

4" Box 2-1/8" w/ Up & Down Bracket, BX Clamp

4" Square Welded Electrical Box – 2-1/8" Deep

Key Specifications

  • Material: Pre-galvanized sheet steel (welded construction)

  • Dimensions: 4" × 4" × 2-1/8" (L × W × D)

  • Capacity: 30.3 cu. in.

  • Mounting: TS bracket for flush mounting

  • Voltage Rating: 600V

  • Standards Compliance:

    • UL 514A | CSA C22.2

    • ANSI/NEMA OS1

Knockout Configuration

  • Total Knockouts: 8

    • Bottom: (1) ½" conduit

    • Sides: (2) ½" conduit + (1) threaded ½"-¾" adjustable

    • Additional: (4) primary knockouts (sides)

  • Clamp Type: Armored/Metal Clad/Flex Cable Clamp

Applications

 Wall/Ceiling Mount – Lighting fixtures, switches, receptacles
 Commercial/Industrial – Compatible with conduit & armored cable
 High-Capacity Wiring – Supports larger conductors

R241

$2.24

Shipping calculated at checkout.

Quantity

4" Box 2-1/8" w/ Up & Down Bracket, BX Clamp

$2.24