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    Fire Safety / Smoke Detector

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    Results 1-50 of 166.
    HONEYWELL IDP-PHOTO

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    IDP-PHOTO

    DISCONTINUED BY MANUFACTURER, IDPPHOTO, ADDRESSABLE PHOTOELECTRIC SMOKE DETECT, 15-32VDC, 6.5MA AT 24VDC, 32º – 120ºF (0ºC – 49º
    ✓ IN STOCK!
    Buy Surplus As Low As £153.29 Price with VAT: £183.95
    £153.29 Price with VAT: £183.95
    HONEYWELL SD5410-109

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SD5410-109

    OPTICAL DETECTORS AND SENSORS PHOTOTRANSISTORS
    ✓ IN STOCK!
    £3.27 Price with VAT: £3.92 Buy Surplus As Low As £0.99 Price with VAT: £1.19
    £0.99 Price with VAT: £1.19
    HONEYWELL 14507371-001

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    14507371-001

    SMOKE DETECTOR BASE ONLY, STANDARD FLANGED LOW-PROFILE, IVORY, 6.1" (15.5 CM) DIAMETER, PLUG-IN, PRICED EACH
    ✓ IN STOCK!
    £22.32 Price with VAT: £26.79 Buy Surplus As Low As £10.46 Price with VAT: £12.55
    £10.46 Price with VAT: £12.55
    HONEYWELL 2W-B

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    2W-B

    SMOKE DETECTOR, PHOTOELECTRIC, I3 SERIES, WALL/CEILING MOUNT, 2 WIRE, 12V/24VDC, PLUG IN, W/BASE
    £145.88 Price with VAT: £175.06 Buy Surplus As Low As £87.53 Price with VAT: £105.03
    £87.53 Price with VAT: £105.03
    HONEYWELL MA420-4

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    MA420-4

    SMOKE DETECTOR MODULE, 0-20 MA MODULE FOR SS4 DETECTORS NEW VERSION (FACTORY INSTALLED)
    ✓ IN STOCK!
    £466.05 Price with VAT: £559.26 Buy Surplus As Low As £249.44 Price with VAT: £299.33
    £249.44 Price with VAT: £299.33
    HONEYWELL D4120

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    D4120

    DUCT SMOKE DETECTION, INNOVAIRFLEX, 4-WIRE PHOTOELECTRIC, 2 DPDT FORM-C RELAY CONTACTS, TEST/RESET BUTTON, 24 VAC/DC OR 120 VAC
    ✓ IN STOCK!
    £165.77 Price with VAT: £198.93 Buy Surplus As Low As £125.99 Price with VAT: £151.19
    £125.99 Price with VAT: £151.19
    HONEYWELL IDP-HEAT-IV

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    IDP-HEAT-IV

    DISCONTINUED BY MANUFACTURER, INTELLIGENT THERMAL HEAT DETECTOR, THAT USES A THERMISTOR SENSING CIRCUIT TO PRODUCE 135F (57C), FIXED TEMPERATURE, IVORY
    ✓ IN STOCK!
    Buy Surplus As Low As £143.13 Price with VAT: £171.75
    £143.13 Price with VAT: £171.75
    HONEYWELL IDP-PHOTO-W

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    IDP-PHOTO-W

    ADDRESSABLE PHOTOELECTRIC SMOKE DETECTOR, WHITE, W/ THERMAL
    ✓ IN STOCK!
    £117.15 Price with VAT: £140.58 Buy Surplus As Low As £45.58 Price with VAT: £54.69
    £45.58 Price with VAT: £54.69
    HONEYWELL IDP-PHOTO-R-W

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    IDP-PHOTO-R-W

    SMOKE DETECTOR, INTELLIGENT PHOTOELECTRIC REPLACEMENT, WHITE, WITH REMOTE TEST CAPABILITY IN DUCT AP
    ✓ IN STOCK!
    £120.09 Price with VAT: £144.11 Buy Surplus As Low As £91.36 Price with VAT: £109.63
    £91.36 Price with VAT: £109.63
    HONEYWELL SK-PHOTO-R-W

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SK-PHOTO-R-W

    PHOTOELECTRIC SMOKE DETECTOR, WHITE, LOW-PROFILE INTELLIGENT PHOTOELECTRIC SENSOR, REMOTE TEST CAPABLE, FOR USE WITH DNR/DNRW
    ✓ IN STOCK!
    £57.59 Price with VAT: £69.10 Buy Surplus As Low As £34.55 Price with VAT: £41.47
    £34.55 Price with VAT: £41.47
    HONEYWELL SK-PHOTO-W

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SK-PHOTO-W

    THERMAL DETECTOR, PHOTOELECTRIC SENSOR, WHITE, LOW PROFILE, LED STATUS INDICATORS, CEILING MOUNT, 32 VDC INPUT
    ✓ IN STOCK!
    £56.73 Price with VAT: £68.08 Buy Surplus As Low As £33.67 Price with VAT: £40.40
    £33.67 Price with VAT: £40.40
    HONEYWELL 2151

    HONEYWELL

    SYSTEM SENSOR

    2151

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR, PHOTOELECTRIC, 100 SERIES, LOW PROFILE, PENDANT, 24 VAC/120 VAC, PLUG-IN REQUIRES B100 OR B400 SERIES BASE, REPLACES: HONEYWELL/SYSTEMSENSOR PAR ...
    ✓ IN STOCK!
    Buy Surplus As Low As £34.33 Price with VAT: £41.19
    £34.33 Price with VAT: £41.19
    HONEYWELL IDP-6AB

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    IDP-6AB

    PLUG-IN DETECTOR MOUNTING BASE 15-32VDC
    Buy Surplus As Low As £11.91 Price with VAT: £14.29
    £11.91 Price with VAT: £14.29
    HONEYWELL SD505-APS

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SD505-APS

    DISCONTINUED BY MANUFACTURER, ANALOG PHOTOELECTRIC SMOKE SENSOR, USE WITH SD505-DUCT AND SD505-DUCTR, 39.5 VDC, 30 MA
    Buy Surplus As Low As £166.86 Price with VAT: £200.23
    £166.86 Price with VAT: £200.23
    HONEYWELL IDP-PHOTOR

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    IDP-PHOTOR

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR, INTELLIGENT PHOTOELECTRIC, WITH REMOTE TEST CAPABILITY, IN DUCT APPLICATION
    Buy Surplus As Low As £68.52 Price with VAT: £82.22
    £68.52 Price with VAT: £82.22
    HONEYWELL SD505-PHOTO

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SD505-PHOTO

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR, ADDRESSABLE, PHOTOELECTRIC, 30 MA MAX, 39.5 VDC
    Buy Surplus As Low As £273.20 Price with VAT: £327.83
    £273.20 Price with VAT: £327.83
    HONEYWELL 2WT-B

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    2WT-B

    I3 2-WIRE PHOTO DETECTOR W/THERMAL, 12/24 VT, WITH BASE
    £66.31 Price with VAT: £79.57 Buy Surplus As Low As £39.79 Price with VAT: £47.74
    £39.79 Price with VAT: £47.74
    HONEYWELL 4WTA-B

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    4WTA-B

    SMOKE DETECTOR, 4-WIRE, PHOTOELECTRIC, I3, THERMAL SENSOR, BUILT-IN SOUNDER (85 DB), 35 MA ALARM CURRENT
    £83.99 Price with VAT: £100.79 Buy Surplus As Low As £50.84 Price with VAT: £61.00
    £50.84 Price with VAT: £61.00
    HONEYWELL BEAM1224

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    BEAM1224

    DISCONTINUED BY MANUFACTURER, PROJECTED BEAM SMOKE DETECTOR, SINGLE ENDED REFLECTED TYPE, 5-100 M RANGE, 4 LEVEL SENSITIVITY, WITH 8 INCH REFLECTOR, 4 WIRE, 15-32 VDC
    Buy Surplus As Low As £729.40 Price with VAT: £875.29
    £729.40 Price with VAT: £875.29
    Repair Yours £486.27 Price with VAT: £583.52
    HONEYWELL D4P120

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    D4P120

    INNOVAIRFLEX 4-WIRE CONVENTIONAL POWER BOARD ONLY COMPONENT
    £158.46 Price with VAT: £190.16 Buy Surplus As Low As £95.08 Price with VAT: £114.10
    £95.08 Price with VAT: £114.10
    HONEYWELL DCOIL

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    DCOIL

    DUCT COIL ACCESSORY, INNOVAIRFLEX DUCT ACCESSORY COIL, REQUIRED ON D2 AND DNR IF A REMOTE TEST STATION IS USED, 2 WIRE REMOTE,
    £37.19 Price with VAT: £44.63 Buy Surplus As Low As £22.32 Price with VAT: £26.78
    £22.32 Price with VAT: £26.78
    HONEYWELL SD505-DUCT

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SD505-DUCT

    DISCONTINUED BY MANUFACTURER, DUCT SMOKE DETECTOR, ANALOG, ADDRESSABLE, W/ SD505-APS SMOKE SENSOR PRE-INSTALLED
    Buy Surplus As Low As £239.05 Price with VAT: £286.85
    £239.05 Price with VAT: £286.85
    HONEYWELL 14507371-001BP

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    14507371-001BP

    SMOKE DETECTOR BASE, STANDARD FLANGE, LOW-PROFILE, QTY: 10 SOLD AS ONE PIECE
    £40.93 Price with VAT: £49.11 Buy Surplus As Low As £25.30 Price with VAT: £30.36
    £25.30 Price with VAT: £30.36
    HONEYWELL SK-PHOTO-R

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SK-PHOTO-R

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR, INTELLIGENT, PHOTOELECTRIC, WITH REMOTE TEST CAPABILITY IN DUCT APPLICATION, REPLACED BY SK-PHOTO-R-W
    Buy Surplus As Low As £111.90 Price with VAT: £134.28
    £111.90 Price with VAT: £134.28
    HONEYWELL SPSCWHK

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SPSCWHK

    SPEAKER/STROBE, FIRE ALARM, CEILING MOUNT, 12/24 V
    £156.20 Price with VAT: £187.43 Buy Surplus As Low As £94.31 Price with VAT: £113.17
    £94.31 Price with VAT: £113.17
    HONEYWELL 5604

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    5604

    MECHANICAL HEAT DETECTOR, WHITE, 194F FIXED TEMP, SINGLE CIRCUIT, 1.69" HEIGHT, 4.57" DIAMETER
    £21.37 Price with VAT: £25.64 Buy Surplus As Low As £13.26 Price with VAT: £15.91
    £13.26 Price with VAT: £15.91
    HONEYWELL BEAM1224S

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    BEAM1224S

    DISCONTINUED BY MANUFACTURER, PROJECTED BEAM SMOKE DETECTOR, SINGLE ENDED REFLECTED TYPE, 5-100 M RANGE, 4 LEVEL SENSITIVITY, WITH 8 INCH REFLECTOR, 4 WIRE, 15-32 VDC, WITH INTEGRAL SENSITIV ...
    Buy Surplus As Low As £862.02 Price with VAT: £1,034.43
    £862.02 Price with VAT: £1,034.43
    Repair Yours £486.27 Price with VAT: £583.52
    HONEYWELL DNRW

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    DNRW

    PHOTOELECTRIC DUCT SMOKE DETECTOR, WATER TIGHT, INTELLIGENT NON-RELAY, VERSATILE MOUNT, 24 VOLT DC AUXILIARY, 100 TO 4000 PER MINUTE AIRFLOW VELOCITY, WITHOUT DETECTOR HEAD
    £159.14 Price with VAT: £190.97 Buy Surplus As Low As £95.78 Price with VAT: £114.94
    £95.78 Price with VAT: £114.94
    HONEYWELL SS4-A2

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SS4-A2

    DISCONTINUED BY MANUFACTURER, ALUMINUM UV/IR, FM, HYDROCARBON FIRES, NON LATCHING ALARM LED, FM, CFM, CSFM FOR CLASS I, DIV. 1 GR
    Buy Surplus As Low As £3,820.83 Price with VAT: £4,584.99
    £3,820.83 Price with VAT: £4,584.99
    Repair Yours £3,017.86 Price with VAT: £3,621.43
    HONEYWELL 30-3013

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    30-3013

    SMOKE DETECTOR, EXPLOSION-PROOF, PHOTOELECTRIC, 3/4 NPI, RELAY 0-20 MA, LATCH
    £7,832.62 Price with VAT: £9,399.15 Buy Surplus As Low As £4,699.87 Price with VAT: £5,639.84
    £4,699.87 Price with VAT: £5,639.84
    HONEYWELL VLS-204

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    VLS-204

    VLS DETECTOR, W/ TWO BLANK PLATES, SCANNER DISPLAY MODULE, 7 RELAYS
    £9,518.36 Price with VAT: £11,422.03 Buy Surplus As Low As £5,711.46 Price with VAT: £6,853.75
    £5,711.46 Price with VAT: £6,853.75
    HONEYWELL VLS-314

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    VLS-314

    LASERSCANNER DETECTOR WITH A CENTRALLY MOUNTED LCD PROGRAMMER MODULE. SAME AS ABOVE BUT WITH SCANNE
    £12,605.43 Price with VAT: £15,126.52 Buy Surplus As Low As £7,563.70 Price with VAT: £9,076.44
    £7,563.70 Price with VAT: £9,076.44
    HONEYWELL IDP-HEAT-HT-IV

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    IDP-HEAT-HT-IV

    ADDRESSABLE, VARIABLE DETECTOR, HIGH TEMP, 135 DEG.F - 190, IVORY
    £49.08 Price with VAT: £58.89 Buy Surplus As Low As £29.44 Price with VAT: £35.33
    £29.44 Price with VAT: £35.33
    HONEYWELL IDP-PHOTO-R-IV

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    IDP-PHOTO-R-IV

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR, INTELLIGENT PHOTOELECTRIC REPLACEMENT, IVORY, WITH REMOTE TEST CAPABILITY IN DUCT AP
    Buy Surplus As Low As £103.47 Price with VAT: £124.17
    £103.47 Price with VAT: £124.17
    HONEYWELL VEP-A00-1P

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    VEP-A00-1P

    SMOKE DETECTOR, VEP WITH LEDS, ASPIRATING, 1 PIPE, REPLACES VSP-501
    £5,438.11 Price with VAT: £6,525.74 Buy Surplus As Low As £3,263.16 Price with VAT: £3,915.80
    £3,263.16 Price with VAT: £3,915.80
    HONEYWELL VSP-964-03

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    VSP-964-03

    VESDA-E SMOKE DETECTION CHAMBER – MK3
    £3,030.60 Price with VAT: £3,636.72 Buy Surplus As Low As £1,765.84 Price with VAT: £2,119.01
    £1,765.84 Price with VAT: £2,119.01
    HONEYWELL SPXCLRLC1SS

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SPXCLRLC1SS

    SPXCL/XRL SPARE CELL CO
    £240.92 Price with VAT: £289.11 Buy Surplus As Low As £145.14 Price with VAT: £174.17
    £145.14 Price with VAT: £174.17
    HONEYWELL VEP-A00-P

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    VEP-A00-P

    SMOKE DETECTOR, WITH LEDS, 4 PIPE, 18-30 VDC, PLASTIC ENCLOSURE, REPLACES VSP-501
    £7,573.28 Price with VAT: £9,087.94 Buy Surplus As Low As £4,544.41 Price with VAT: £5,453.29
    £4,544.41 Price with VAT: £5,453.29
    HONEYWELL WSK-WGI

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    WSK-WGI

    SWIFT WIRELESS GATEWAY, 24VDC, CR-123A BATTERIES INCLUDED
    £351.18 Price with VAT: £421.42 Buy Surplus As Low As £210.71 Price with VAT: £252.85
    £210.71 Price with VAT: £252.85
    HONEYWELL SKN-SD505-PHOTO

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SKN-SD505-PHOTO

    DISCONTINUED BY MANUFACTURER, ADDRESSABLE PHOTOELECTRICSMOKE DETECTOR
    Buy Surplus As Low As £72.94 Price with VAT: £87.53
    £72.94 Price with VAT: £87.53
    HONEYWELL HASLR-835B-4

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    HASLR-835B-4

    SMOKE DETECTOR, PHOTOELECTRIC, CONVENTIONAL, 4 WIRE
    £59.68 Price with VAT: £71.61 Buy Surplus As Low As £36.10 Price with VAT: £43.32
    £36.10 Price with VAT: £43.32
    HONEYWELL HASLR-835B-4W

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    HASLR-835B-4W

    SMOKE DETECTOR, PHOTOELECTRIC, CONVENTIONAL, 4 WIRE, WHITE
    £59.68 Price with VAT: £71.61 Buy Surplus As Low As £36.10 Price with VAT: £43.32
    £36.10 Price with VAT: £43.32
    HONEYWELL TSA-B110

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    TSA-B110

    SMOKE DETECTOR SENSITIVITY TESTER (SPECIAL ORDER - 1 WEEK LEAD TIME)
    £5,482.32 Price with VAT: £6,578.78 Buy Surplus As Low As £3,289.69 Price with VAT: £3,947.62
    £3,289.69 Price with VAT: £3,947.62
    HONEYWELL 2WTA-B

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    2WTA-B

    I3 2-WIRE PHOTO W/ HEAT & SOUNDER
    £70.73 Price with VAT: £84.88 Buy Surplus As Low As £42.73 Price with VAT: £51.28
    £42.73 Price with VAT: £51.28
    HONEYWELL 2WTR-B

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    2WTR-B

    I3 2-WIRE PHOTO HEAT & FORM C RELAY
    £175.86 Price with VAT: £211.03 Buy Surplus As Low As £105.51 Price with VAT: £126.62
    £105.51 Price with VAT: £126.62
    HONEYWELL 4WTAR-B

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    4WTAR-B

    I3 4-WIRE PHOTO HEAT SOUNDER & FORM C RELAY
    £98.73 Price with VAT: £118.47 Buy Surplus As Low As £59.68 Price with VAT: £71.61
    £59.68 Price with VAT: £71.61
    HONEYWELL D4S

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    D4S

    SMOKE DETECTOR, PHOTOELECTRIC, INNOVAIRFLEX SERIES, DUCT MOUNT, 4 WIRE, LOW FLOW, SENSOR ONLY
    £137.78 Price with VAT: £165.33 Buy Surplus As Low As £83.26 Price with VAT: £99.91
    £83.26 Price with VAT: £99.91
    HONEYWELL SS4-AS2

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SS4-AS2

    ALUMINUM UV/IR, FM, HYDROGEN & NON-HYDROCARBON FIRES, NON-LATCHING ALARM LED, FM, CFM, CSFM FOR CLA
    £3,625.66 Price with VAT: £4,350.79 Buy Surplus As Low As £2,175.69 Price with VAT: £2,610.83
    £2,175.69 Price with VAT: £2,610.83
    HONEYWELL SS4-AS2-C

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SS4-AS2-C

    ALUMINUM UV/IR, ATEX, HYDROGEN & NON HYDROCARBON FIRES, NON LATCHING ALARM LED, FM, CFM, CSFM FOR C
    £3,724.38 Price with VAT: £4,469.26 Buy Surplus As Low As £2,234.63 Price with VAT: £2,681.56
    £2,234.63 Price with VAT: £2,681.56
    HONEYWELL SCANNER-6PLUS

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SCANNER-6PLUS

    CAPTUVO SCANNER FOR IPHONE 6PLUS
    £1,211.25 Price with VAT: £1,453.50 Buy Surplus As Low As £727.19 Price with VAT: £872.63
    £727.19 Price with VAT: £872.63
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