System Sensor SBBR Red Surface Mount Back Box

The SpectrAlert Advance SBBR is a red surface mount back box for wall installations.​​​

• Wall Mount Dimensions (Including Lens):  5.6"L × 4.7"W × 4.3"D

Compatible with the following series:

HR, CHR, SR,SR-SP, SRH, P2R, P2R-SP, P2RH, P4R, P4RH, CHSR, P2R-P, SR-P