851A Series Thermal Heat Detectors

FST-851A,FST-851RA, FST-851HA

The FST-851A is a Fixed Temperature Thermal Detector for use with ONYX Series panels.

The FST-851RA is a Rate-of-Rise Thermal Detector for use with ONYX Series panels.

The FST-851HA is a High Temperature Thermal Detector for use with ONYX Series panels.