2-1/8" DEEP, 4" SQUARE (4S) FIRE ALARM DEEP BOX WELDED WITH 3/4" KO

2-1/8" Deep, 4" Square (4S) Fire Alarm Deep Box Welded with 3/4" KO - Fire Alarm Box This 2-1/8" deep, 4" square fire alarm deep box is designed for use in fire alarm and security applications. Manufactured by Orbit Industries, it is suitable for electrical distributors and switchgear suppliers focusing on life safety and fire alarm wiring solutions. The welded construction ensures durability and the red powder coat finish supports easy identification and compliance with fire alarm circuit requirements. Specifications Product Weight: 21.64 lbs Manufacturer: Orbit Industries Manufacturer Part #: FA-4SDB-75 Knockouts: 3/4" size (multiple sides) Dimensions: 4" Square, 2-1/8" Deep Finish: Red Powder Coat Features Welded steel construction for enhanced durability Designed specifically for fire alarm and life safety device applications Red powder coat finish for easy identification and corrosion resistance Multiple 3/4" knockouts for flexible conduit entry Compatible with 4" square electrical boxes and fittings Downloads & Links Spec Sheet