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Launching Spring 2026Trade catalogue onboarding in progress.

Gent by Honeywell

S4 Beam Detectors

Browse S4 Beam Detectors products and parts.

11 productsAll Gent by Honeywell →

Filtered to:34000 S4 Self Test Detectors clear all

34000 S-Quad Adapter Base

34000 S-Quad Adapter Base

£21.68

S4 SELF TEST Heat Sensor

S4 SELF TEST Heat Sensor

£67.85

S4 SELF TEST Optical Heat Sensor

S4 SELF TEST Optical Heat Sensor

£71.30

S4 SELF TEST Dual Optical Heat Sensor

S4 SELF TEST Dual Optical Heat Sensor

£82.23

S4 SELF TEST Heat Sensor + Sounder

S4 SELF TEST Heat Sensor + Sounder

£96.03

S4 SELF TEST Optical Heat Sensor + Sounder

S4 SELF TEST Optical Heat Sensor + Sounder

£90.85

S4 SELF TEST Dual Optical Heat Sensor + Sounder

S4 SELF TEST Dual Optical Heat Sensor + Sounder

£105.80

S4 SELF TEST Dual Optical Heat Sensor + Voice Sounder

S4 SELF TEST Dual Optical Heat Sensor + Voice Sounder

£128.80

S4 SELF TEST Dual Optical Heat Sensor + High Power Red VAD

S4T-711-VAD-HPR

S4 SELF TEST Dual Optical Heat Sensor + High Power Red VAD

£130.53

S4 SELF TEST Heat Sensor + Voice Sounder & High Power Red VAD

S4T-720-V-VAD-HPR

S4 SELF TEST Heat Sensor + Voice Sounder & High Power Red VAD

£128.23

S4 SELF TEST Dual Optical Heat Sensor + Voice Sounder & High Power Red VAD

S4T-711-V-VAD-HPR

S4 SELF TEST Dual Optical Heat Sensor + Voice Sounder & High Power Red VAD

£159.28