2-Gang Octagon Electrical Box - 4" Diameter

Construction & Materials:

• Heavy-duty steel construction

• Standard gray finish

• Non-metallic (no integral clamps)

• No mounting bracket included

Technical Specifications:

• Shape: Octagon

• Dimensions: 4" diameter × 2-1/8" D

• Capacity: 21.5 cubic inches

• Knockout Configuration:

  • ½" Knockouts: 5 total (3 back, 2 side)

  • ¾" Knockouts: 4 total (2 back, 2 side)

Certifications & Compliance:

• UL Listed for safety standards

• Suitable for both residential and commercial use

Key Features:

• Generous 2-1/8" depth for wiring ease

• Multiple knockout sizes for installation flexibility

• Octagonal design for 360° wiring access

• Durable steel construction

• Variants:
• R153 - With BX Clamp
• R155 - Up & Down Armored Cable/Flex Clamps
• R165 - 2-1/8" Deep w/ 1/2" KOs
• R166 - 2-1/8" Deep w/ 3/4" KOs
• R167 - 2-1/8" Deep w/ 1/2" and 3/4" KOs