The NBB-2 NOTIFIER Annunciator Backbox is a dual-position mounting enclosure engineered for fire alarm notification systems. UL/ULC listed for compliance with North American safety standards, this backbox provides a robust housing solution for annunciator devices in commercial and industrial applications. Its two-position configuration accommodates flexible installation layouts while maintaining code-required accessibility and visibility. Built to withstand demanding environments, the NBB-2 delivers reliable performance in critical life-safety installations where dependable notification is essential.

The NBB-2 is a surface-mounted cabinet designed to accommodate network annunciators and related peripheral devices. Constructed with an 18-gauge steel backbox, the enclosure includes a lockable door fitted with a LEXAN viewing window and comes supplied with two keys. Knockouts on each side of the unit allow for convenient conduit entry.

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