Bosch GSB Specsheet

Fire Alarm Systems | GSB Surface Back Box (red)

GSB Surface Back Box (red)

www.boschsecurity.com

The GSB Surface Back Box is constructed of durable
plastic and measures 5.6 in. x 4.6 in. x 1.5 in. (14.1 cm
x 11.6 cm x 3.7 cm). It has half‑inch conduit knockouts
with metal washer reinforcement.

Certifications and approvals

Gentex Corporation holds these Listings and
Approvals:

Region Certification

USA UL ULSZ: Audible-signal Appliances

(ANSI/UL 464), ULSZ7: Audible-signal
Appliances Certified for Canada (CAN/
ULC-S525), UUKC: Signaling Appliances
and Equipment for the Hearing Impaired
(ANSI/UL 1971), UUMW: Speakers and
Amplifiers for Fire-protective Signaling
Systems (ANSI/UL 1480 and UL 1711),
and UVAV: Visual-signal Appliances for
Fire-protective Signaling Systems
(ANSI/UL 1638)

Ordering information

GSB Surface Back Box (red)

5.6 in. x 4.6 in. x 1.5 in. (14.1 cm x 11.6 cm x 3.7 cm)

Order number GSB