- ANSI/UL listed for indoor use
- 1/2" conduit knockouts with metal washer reinforcement
- Wiremold knockouts for 500 and 700 Series
- Unit Dimensions: 5.57" (14.15 cm) high x 4.55" (11.56 cm) wide x 1.47" (3.73 cm) deep
- Screw heads hidden
- Available in red or off-white
The Gentex GSB Surface Back Box is constructed of durable plastic and is fully compatible with the Commander² (GE) and Commander³ (GE3) Series horns, strobes and horn/strobes.