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Launching Spring 2026Trade catalogue onboarding in progress.

Gent by Honeywell

Sentri2

Browse Sentri2 products and parts.
27 productsAll Gent by Honeywell →
Filtered to:S4 DetectorsS4 Self Test Detectorsclear all
13449-01
Remote LED (for use with common base S4-700)

Remote LED (for use with common base S4-700)

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£13.46
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S4-710
S4 Optical Heat Sensor

S4 Optical Heat Sensor

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£51.18
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S4-711
S4 Dual Optical Heat Sensor

S4 Dual Optical Heat Sensor

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£63.25
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S4-711-V
S4 Dual Optical Heat Sensor Voice Sounder

S4 Dual Optical Heat Sensor Voice Sounder

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£115.00
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S4-711-V-VAD-HPR

S4 Dual Optical Heat Sensor Voice Sounder High Power red VAD

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£143.18
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S4-711-V-VAD-HPW

S4 Dual Optical Heat Sensor Voice Sounder High Power White VAD

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£201.25
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S4-711-V-VAD-LPR
S4 Dual Optical Heat Sensor Voice Sounder Standard Power red VAD

S4 Dual Optical Heat Sensor Voice Sounder Standard Power red VAD

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£124.78
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S4-711-VAD-HPR
S4 Dual Optical Heat Sensor High Power red VAD

S4 Dual Optical Heat Sensor High Power red VAD

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£116.73
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S4-715
S4 Optical Detector

S4 Optical Detector

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£37.38
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S4-720
S4 Heat Sensor

S4 Heat Sensor

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£47.73
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S4-720-V-VAD-HPR
S4 Heat Sensor Voice Sounder High Power red VAD

S4 Heat Sensor Voice Sounder High Power red VAD

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£114.43
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S4-770-S
S4 Optical Heat Sensor Sounder

S4 Optical Heat Sensor Sounder

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£72.45
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S4-771-S

S4 Dual Optical Heat Sensor Sounder

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£87.98
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S4-780-S
S4 Heat Sensor Sounder

S4 Heat Sensor Sounder

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£79.35
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S4-901
S4 CO Dual Optical Heat Sensor

S4 CO Dual Optical Heat Sensor

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£85.68
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S4-911-V-VAD-HPR
S4 CO Dual Optical Heat Sensor Voice Sounder High Power red VAD

S4 CO Dual Optical Heat Sensor Voice Sounder High Power red VAD

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£180.55
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S4-911-V-VAD-HPW
S4 CO Dual Optical Heat Sensor Voice Sounder High Power White VAD

S4 CO Dual Optical Heat Sensor Voice Sounder High Power White VAD

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£228.85
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S4T-710

S4 SELF TEST Optical Heat Sensor

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£74.75
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S4T-711
S4 SELF TEST Dual Optical Heat Sensor

S4 SELF TEST Dual Optical Heat Sensor

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£86.25
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S4T-711-V
S4 SELF TEST Dual Optical Heat Sensor + Voice Sounder

S4 SELF TEST Dual Optical Heat Sensor + Voice Sounder

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£135.13
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S4T-711-V-VAD-HPR
S4 SELF TEST Dual Optical Heat Sensor + Voice Sounder & High Power Red VAD

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

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£166.75
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S4T-711-VAD-HPR

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

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£136.85
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S4T-720
S4 SELF TEST Heat Sensor

S4 SELF TEST Heat Sensor

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£71.30
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S4T-720-V-VAD-HPR
S4 SELF TEST Heat Sensor + Voice Sounder & High Power Red VAD

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

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£134.55
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S4T-770-S
S4 SELF TEST Optical Heat Sensor + Sounder

S4 SELF TEST Optical Heat Sensor + Sounder

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£95.45
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S4T-771-S

S4 SELF TEST Dual Optical Heat Sensor + Sounder

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£110.98
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S4T-780-S
S4 SELF TEST Heat Sensor + Sounder

S4 SELF TEST Heat Sensor + Sounder

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£100.63
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