For use with these Edwards / EST Signature Series detectors:
- SIGA-IS Ionization Smoke Detector
- SIGA-PS Photoelectric Smoke Detector
- SIGA-PHS Combination Photoelectric Smoke and Fixed-Temperature Heat Detector
- SIGA-IPHS Combination Ionization, Photoelectric, and Thermal Boost Type Smoke Detector
- SIGA-HFS Fixed-Temperature Heat Detector
- SIGA-HRS Combination Rate-of-Rise, and Fixed-Temperature Heat Detector