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Launching Spring 2026Trade catalogue onboarding in progress.

Gent by Honeywell

Sentri2

Browse Sentri2 products and parts.
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-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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M200E-SMB
Interface Enclosure (Small) Plastic Previously listed as S4-34493

Interface Enclosure (Small) Plastic Previously listed as S4-34493

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£10.41
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S4-34401
Single channel Mains switching interface (c/w enclosure)

Single channel Mains switching interface (c/w enclosure)

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£146.63
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S4-34404
Four channel Mains switching interface (c/w enclosure)

Four channel Mains switching interface (c/w enclosure)

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£232.30
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S4-34411
Single Channel (output only) Interface c/w Relay - DIN Mounting

Single Channel (output only) Interface c/w Relay - DIN Mounting

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£106.38
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S4-34415
Single Channel (output only) Interface c/w Relay and Enclosure

Single Channel (output only) Interface c/w Relay and Enclosure

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£104.65
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S4-34418
Key switch Interface (Single Channel) c\w blue Enclosure

Key switch Interface (Single Channel) c\w blue Enclosure

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£100.63
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S4-34420
LV Interface 1 Output & 1 Input (no enclosure)

LV Interface 1 Output & 1 Input (no enclosure)

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£49.45
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S4-34450
4 Channel Interface (input/output) (no enclosure)

4 Channel Interface (input/output) (no enclosure)

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£157.55
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S4-34490
Interface Enclosure Large (Plastic)

Interface Enclosure Large (Plastic)

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£44.85
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S4-34491
Pack of 5 DIN Rail Brackets for LV Interface

Pack of 5 DIN Rail Brackets for LV Interface

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£11.67
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S4-34492
Interface Enclosure - Small (metal) with 20mm and 25mm knockout

Interface Enclosure - Small (metal) with 20mm and 25mm knockout

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£23.69
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S4-34496
Interface enclose Plastic houses 6 interfaces

Interface enclose Plastic houses 6 interfaces

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£58.65
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S4-34499
Set of 2 Keys for Key switch Interface & MCP

Set of 2 Keys for Key switch Interface & MCP

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£27.77
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SAFE-RED-D-SPARE

SAFE 2 button Red plus loom

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£152.38
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SAFE-SS-D-SPARE

SAFE 2 button Stainless Steel plus loom

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£152.38
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SAFE-WHITE-D-SPARE

SAFE 2 button White plus loom

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£145.48
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SAFE-WHITE-S-SPARE

SAFE 1 button white plus loom

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£145.48
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