Quick view Honeywell Analytics Honeywell Fire Sentry FS20X Fire and Flame Detector Compare MSRP: $3,270.00 - $5,772.00 The Fire Sentry FS20X is the latest generation high technology Multi-Spectrum (UV/Dual IR/VIS) Fire and Flame Detector, which is part of the FSX family of advanced technology Electro-Optical Flame detectors. Based on the foundation of the highly... Choose Options Choose Options