System Sensor B224RB-WH relay base for SS-Series addressable detectors in white finish.

Compliance

• UL 268
• UL 464
• NFPA 72
• ULC Listed

Key features

• Onboard relay output for local device control or auxiliary notification
• White finish for clean aesthetic integration with standard commercial ceilings
• Standby current: 170 µA maximum, supporting larger loop configurations
• Humidity range: 10% to 93% RH, non-condensing
• Compatible with ULC-listed configurations for Canadian market applications

System Sensor (a Honeywell brand) B200-Series relay bases extend the capability of SS-Series addressable detectors by providing an integrated SPDT relay output at the detector head. The B224RB-WH white model supports panel-controlled relay switching for fan shutdown, door holder release, or auxiliary notification. Used with SS Protocol and LiteSpeed™ compatible fire alarm control panels.

Verify panel/device family compatibility before ordering.