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    Sensors & Switches / Heat Detector

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    Rockwell Disclaimer: The product is used surplus. Radwell is not an authorised surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorised dealers. Because Radwell is not an authorised distributor of this product, the Original Manufacturer’s warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, Radwell makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. Radwell also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. Radwell also makes no representations as to your right to install any such firmware on the product. Radwell will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

    Filter Results
    Results 1-50 of 192.
    HONEYWELL 5623

    HONEYWELL

    GAMEWELL-FCI

    5623

    DISCONTINUED BY MANUFACTURER, HEAT DETECTOR, DUAL CIRCUIT, 125 VAC, 6 AMP, 3 AMP, 26 VDC, 135 DEGREES F TEMPERATURE RATING, 14-22 AWG
    ✓ IN STOCK!
    Buy Surplus As Low As £27.36 Price with VAT: £32.84
    £27.36 Price with VAT: £32.84
    HONEYWELL 5622

    HONEYWELL

    SYSTEM SENSOR

    5622

    CONVENTIONAL HEAT DETECTOR, DUAL-CIRCUIT, 194 DEGREES F FIXED TEMPERATURE / RATE-OF-RISE, 50 X 50 FT UL PROTECTED SPACING - 10 FT CEILING
    ✓ IN STOCK!
    £44.39 Price with VAT: £53.27 Buy Surplus As Low As £25.19 Price with VAT: £30.23
    £25.19 Price with VAT: £30.23
    HONEYWELL 5621

    HONEYWELL

    SYSTEM SENSOR

    5621

    CONVENTIONAL HEAT DETECTOR, DUAL-CIRCUIT, 135 FIXED/RATE OF RISE
    ✓ IN STOCK!
    £59.16 Price with VAT: £70.99 Buy Surplus As Low As £35.50 Price with VAT: £42.60
    £35.50 Price with VAT: £42.60
    HONEYWELL 5603A

    HONEYWELL

    SYSTEM SENSOR

    5603A

    HEAT DETECTOR, 135 DEGREE F (57 DEGREE C) FIXED TEMPERATURE, SINGLE CONTACT, SCREW TERMINALS (2X)
    ✓ IN STOCK!
    £27.19 Price with VAT: £32.63 Buy Surplus As Low As £15.06 Price with VAT: £18.07
    £15.06 Price with VAT: £18.07
    HONEYWELL SK-HEAT-W

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SK-HEAT-W

    HEAT DETECTOR, WHITE, LOW-PROFILE INTELLIGENT, 2-WIRE, INCLUDES BASE, 135 DEGREES C FIXED-TEMPERATURE
    ✓ IN STOCK!
    £46.84 Price with VAT: £56.21 Buy Surplus As Low As £30.92 Price with VAT: £37.10
    £30.92 Price with VAT: £37.10
    HONEYWELL TC808A1050

    HONEYWELL

    TC808A1050

    DISCONTINUED BY MANUFACTURER, HEAT DETECTOR, THERMOSTAT, 50 FT MAX SENSOR SPACING, 24 VDC, BEIGE
    ✓ IN STOCK!
    Buy Surplus As Low As £17.90 Price with VAT: £21.48
    £17.90 Price with VAT: £21.48
    HONEYWELL ATD-L3

    HONEYWELL

    GAMEWELL-FCI

    ATD-L3

    THERMAL DETECTOR, VELOCITI SERIES 3, 135 DEGREES FAHRENHEIT FIXED THERMAL DETECTION, BUILT-IN FUNCTIONAL TEST SWITCH, DUAL LEDS FOR 360 DEGREE VISIBILITY, BRIGHT WHITE
    ✓ IN STOCK!
    £60.63 Price with VAT: £72.75 Buy Surplus As Low As £36.38 Price with VAT: £43.65
    £36.38 Price with VAT: £43.65
    HONEYWELL 5603

    HONEYWELL

    SYSTEM SENSOR

    5603

    HEAT DETECTOR, 135 F (57 C) FIXED TEMPERATURE, NORMALLY OPEN, SINGLE CIRCUIT MECHANICAL HEAT
    ✓ IN STOCK!
    £24.27 Price with VAT: £29.13 Buy Surplus As Low As £18.45 Price with VAT: £22.14
    £18.45 Price with VAT: £22.14
    HONEYWELL Q354A1018

    HONEYWELL

    RESIDEO

    Q354A1018

    FLAME SENSOR ,6IN ROD HEIGHT ,USED W/S825 OR S87,6" FLAME SENSOR ROD
    ✓ IN STOCK!
    £64.29 Price with VAT: £77.14 Buy Surplus As Low As £38.57 Price with VAT: £46.28
    £38.57 Price with VAT: £46.28
    HONEYWELL 5602

    HONEYWELL

    FIRE LITE

    5602

    MECHANICAL HEAT DETECTOR, 5600 SERIES, SINGLE CIRCUIT, 194 DEGREES F TEMPERATURE RATING, FIXED TEMPERATURE / RATE-OF-RISE, 50 X 50 FT UL PROTECTED SPACING, 10 FT CEILING, NOTIFIER SERIES
    ✓ IN STOCK!
    £27.29 Price with VAT: £32.75 Buy Surplus As Low As £16.68 Price with VAT: £20.01
    £16.68 Price with VAT: £20.01
    HONEYWELL 5602

    HONEYWELL

    SYSTEM SENSOR

    5602

    CONVENTIONAL HEAT DETECTOR, SINGLE-CIRCUIT, 194 DEGREES F TEMPERATURE RATING, FIXED TEMPERATURE / RATE-OF-RISE ACTIVATION, 50 X 50 FT UL PROTECTED SPACING
    ✓ IN STOCK!
    £21.69 Price with VAT: £26.02 Buy Surplus As Low As £13.02 Price with VAT: £15.62
    £13.02 Price with VAT: £15.62
    HONEYWELL 5601P

    HONEYWELL

    SYSTEM SENSOR

    5601P

    HEAT DETECTOR, CONVENTIONAL, SINGLE-CIRCUIT, 135 FIXED/RATE OF RISE
    ✓ IN STOCK!
    £23.50 Price with VAT: £28.20 Buy Surplus As Low As £15.92 Price with VAT: £19.10
    £15.92 Price with VAT: £19.10
    HONEYWELL 302-ET-194

    HONEYWELL

    NOTIFIER CO

    302-ET-194

    RATE COMPENSATION HEAT DETECTORS, 194 F (90 C) VERTICAL MOUNT, INDOOR OR OUTDOOR USE. CAN BE MOUNTED TO 1/2 CONDUIT THREADS FOR ATTACHMENT TO THREADED HUB COVER.
    ✓ IN STOCK!
    £68.22 Price with VAT: £81.86 Buy Surplus As Low As £40.93 Price with VAT: £49.12
    £40.93 Price with VAT: £49.12
    HONEYWELL 18890

    HONEYWELL

    LEEDS & NORTHRUP

    18890

    DISCONTINUED BY MANUFACTURER, TEMPERATURE DETECTOR, 24 OMV, AT 3300 FAHRENHEIT, WINDOW TO OBJECT 24'' TO 00
    ✓ IN STOCK!
    Buy Surplus As Low As £150.09 Price with VAT: £180.10
    £150.09 Price with VAT: £180.10
    HONEYWELL SK-HEAT

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SK-HEAT

    DISCONTINUED BY MANUFACTURER, HEAT DETECTOR, DUAL LED INDICATORS, UL LISTED, 15-32 VDC, 6.5 MA
    ✓ IN STOCK!
    Buy Surplus As Low As £127.06 Price with VAT: £152.47
    £127.06 Price with VAT: £152.47
    HONEYWELL ATD-L3R-IV

    HONEYWELL

    GAMEWELL-FCI

    ATD-L3R-IV

    THERMAL HEAT DETECTOR, 135 DEGREES F RATE OF RISE, IVORY, VELOCITI/CLIP
    ✓ IN STOCK!
    £98.54 Price with VAT: £118.25 Buy Surplus As Low As £49.76 Price with VAT: £59.72
    £49.76 Price with VAT: £59.72
    HONEYWELL 922C1A-11-17/32-3-C3

    HONEYWELL

    922C1A-11-17/32-3-C3

    TEMPERATURE SENSOR PROBE
    ✓ IN STOCK!
    £115.36 Price with VAT: £138.43 Buy Surplus As Low As £42.05 Price with VAT: £50.46
    £42.05 Price with VAT: £50.46
    HONEYWELL S4-711

    HONEYWELL

    GENT

    S4-711

    HEAT SENSOR DUAL OPTICAL S-QUAD 35-41VDC 12MA
    ✓ IN STOCK!
    £63.89 Price with VAT: £76.67 Buy Surplus As Low As £27.95 Price with VAT: £33.54
    £27.95 Price with VAT: £33.54
    HONEYWELL S4-711-VO

    HONEYWELL

    GENT

    S4-711-VO

    OPTICAL HEAT MULTI-SENSOR S-QUAD DUAL 35-41VDC
    ✓ IN STOCK!
    £108.24 Price with VAT: £129.89 Buy Surplus As Low As £47.12 Price with VAT: £56.54
    £47.12 Price with VAT: £56.54
    Repair Yours Contact Us
    HONEYWELL GAXT-Z-DL-B

    HONEYWELL

    BW TECHNOLOGIES

    GAXT-Z-DL-B

    GASALERT EXTREME DETECTORS, HYDROGEN CYANIDE (HCN) WITH BLACK HOUSING, 0-30.0 PPM
    £441.16 Price with VAT: £529.39 Buy Surplus As Low As £264.54 Price with VAT: £317.45
    £264.54 Price with VAT: £317.45
    Repair Yours £227.40 Price with VAT: £272.88
    HONEYWELL GAXT-H-2-DL

    HONEYWELL

    BW TECHNOLOGIES

    GAXT-H-2-DL

    GASALERT EXTREME DETECTORS, HYDROGEN SULFIDE (H2S) EXTENDED RANGE WITH YELLOW HOUSING, 0-500 PPM
    £330.49 Price with VAT: £396.59 Buy Surplus As Low As £198.60 Price with VAT: £238.32
    £198.60 Price with VAT: £238.32
    Repair Yours £227.40 Price with VAT: £272.88
    HONEYWELL GA24XT-H-B50

    HONEYWELL

    BW TECHNOLOGIES

    GA24XT-H-B50

    GASALERTCLIP EXTREME 2 DETECTORS, HYDROGEN SULFIDE (H2S) - BULK PACK*, LOW - 10 PPM / HIGH - 15 PPM
    £10,068.61 Price with VAT: £12,082.33 Buy Surplus As Low As £6,041.32 Price with VAT: £7,249.58
    £6,041.32 Price with VAT: £7,249.58
    Repair Yours £5,014.97 Price with VAT: £6,017.97
    HONEYWELL SD505-HEAT

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SD505-HEAT

    DISCONTINUED BY MANUFACTURER, HEAT DETECTOR, LOW PROFILE, 17-41 VOLTS, 0.55 MILLAMPERE STANDBY
    Buy Surplus As Low As £236.57 Price with VAT: £283.88
    £236.57 Price with VAT: £283.88
    HONEYWELL CR-135-2CO

    HONEYWELL

    FIRE LITE

    CR-135-2CO

    RATE OF RISE & FIXED TEMP., 135 DEG. F, ONE N/O & ONE N/C CONTACTS
    £131.44 Price with VAT: £157.73 Buy Surplus As Low As £78.09 Price with VAT: £93.71
    £78.09 Price with VAT: £93.71
    HONEYWELL S550BE

    HONEYWELL

    S550BE

    DISCONTINUED BY MANUFACTURER, UV/IR VIEWING HEAD, INDUSTRIAL FLAME MONITORING, DIGITAL DISPLAY, QUICK DISCONNECT, 24 VDC CONTROL, 300 MA, 1 INCH NPT, 1/2 INCH NPT PURGE CONNECTIONS, NEMA TYP ...
    Buy Surplus As Low As £4,684.48 Price with VAT: £5,621.38
    £4,684.48 Price with VAT: £5,621.38
    HONEYWELL FWH-200ROR135

    HONEYWELL

    NOTIFIER CO

    FWH-200ROR135

    SYSTEM SENSOR INTELLIGENT ADDRESSABLE WIRELESS DEVICES AND BASES, FLASHSCAN WIRELESS ROR HEAT DETECTOR, 135 DEGREE. REQUIRES B210W BASE, ORDERED SEPARATELY.
    £140.99 Price with VAT: £169.19 Buy Surplus As Low As £84.70 Price with VAT: £101.64
    £84.70 Price with VAT: £101.64
    HONEYWELL HOA6543-001

    HONEYWELL

    MICROSWITCH

    HOA6543-001

    INFRARED DETECTORS INFRARED SENSORS
    £3.89 Price with VAT: £4.67 Buy Surplus As Low As £2.33 Price with VAT: £2.80
    £2.33 Price with VAT: £2.80
    HONEYWELL HOA6541-001

    HONEYWELL

    MICROSWITCH

    HOA6541-001

    INFRARED DETECTORS INFRARED SENSORS
    £17.49 Price with VAT: £20.99 Buy Surplus As Low As £10.50 Price with VAT: £12.60
    £10.50 Price with VAT: £12.60
    HONEYWELL HOA6532-002

    HONEYWELL

    MICROSWITCH

    HOA6532-002

    INFRARED DETECTORS INFRARED SENSORS
    £13.51 Price with VAT: £16.21 Buy Surplus As Low As £8.10 Price with VAT: £9.72
    £8.10 Price with VAT: £9.72
    HONEYWELL HOA6519-001

    HONEYWELL

    MICROSWITCH

    HOA6519-001

    INFRARED DETECTORS INFRARED SENSORS
    £19.69 Price with VAT: £23.62 Buy Surplus As Low As £11.81 Price with VAT: £14.17
    £11.81 Price with VAT: £14.17
    HONEYWELL HOA6516-001

    HONEYWELL

    MICROSWITCH

    HOA6516-001

    INFRARED DETECTORS INFRARED SENSORS
    £22.88 Price with VAT: £27.45 Buy Surplus As Low As £13.73 Price with VAT: £16.47
    £13.73 Price with VAT: £16.47
    HONEYWELL HOA6549-001

    HONEYWELL

    MICROSWITCH

    HOA6549-001

    INFRARED DETECTORS INFRARED SENSORS
    £10.88 Price with VAT: £13.05 Buy Surplus As Low As £6.53 Price with VAT: £7.83
    £6.53 Price with VAT: £7.83
    HONEYWELL HOA6539-001

    HONEYWELL

    MICROSWITCH

    HOA6539-001

    INFRARED DETECTORS INFRARED SENSORS
    £7.78 Price with VAT: £9.34 Buy Surplus As Low As £4.67 Price with VAT: £5.60
    £4.67 Price with VAT: £5.60
    HONEYWELL FSL100-UVIR

    HONEYWELL

    HONEYWELL ANALYTICS

    FSL100-UVIR

    UVIR FLAME DETECTOR RED
    £2,694.71 Price with VAT: £3,233.66 Buy Surplus As Low As £1,616.83 Price with VAT: £1,940.19
    £1,616.83 Price with VAT: £1,940.19
    HONEYWELL FSL100-UVIR-W

    HONEYWELL

    HONEYWELL ANALYTICS

    FSL100-UVIR-W

    UVIR FLAME DETECTOR WHITE
    £3,207.13 Price with VAT: £3,848.55 Buy Surplus As Low As £1,924.58 Price with VAT: £2,309.50
    £1,924.58 Price with VAT: £2,309.50
    HONEYWELL FSL100-UVIR

    HONEYWELL

    GAMEWELL-FCI

    FSL100-UVIR

    UVIR FLAME DETECTOR RED, 110 FT /35 M (IR3), 25 M/80 FT (UV, UV/IR) ALARMING WITHIN 10 SECONDS TO A 1 FT2, 90MINIMUM HORIZONTAL AND VERTICAL, 25 MA AT 24 VDC, IP65, 40 F TO +158 F, CABLE ENT ...
    Buy Surplus As Low As £2,875.04 Price with VAT: £3,450.05
    £2,875.04 Price with VAT: £3,450.05
    HONEYWELL WIDP-PHOTO

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    WIDP-PHOTO

    SWIFT WIRELESS PHOTOELECTRIC DETECTOR
    £275.91 Price with VAT: £331.10 Buy Surplus As Low As £166.00 Price with VAT: £199.20
    £166.00 Price with VAT: £199.20
    HONEYWELL WIDP-HEAT-ROR

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    WIDP-HEAT-ROR

    WIRELESS HEAT INTEL RATE-OF-RISE FAR , WIDP-HEAT-ROR
    £144.02 Price with VAT: £172.83 Buy Surplus As Low As £86.41 Price with VAT: £103.70
    £86.41 Price with VAT: £103.70
    HONEYWELL WIDP-HEAT

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    WIDP-HEAT

    SWIFT WIRELESS HEAT DETECTOR
    £156.57 Price with VAT: £187.88 Buy Surplus As Low As £93.94 Price with VAT: £112.73
    £93.94 Price with VAT: £112.73
    HONEYWELL 5603

    HONEYWELL

    NOTIFIER CO

    5603

    HEAT DETECTORS , 135 °F (57° C) FIXED TEMPERATURE.
    £23.50 Price with VAT: £28.20 Buy Surplus As Low As £14.40 Price with VAT: £17.28
    £14.40 Price with VAT: £17.28
    HONEYWELL 5603

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    5603

    135 F FIXED TEMP ONLY HEAT DET. SINGLE CIRCUIT
    £32.37 Price with VAT: £38.84 Buy Surplus As Low As £19.42 Price with VAT: £23.30
    £19.42 Price with VAT: £23.30
    HONEYWELL 5602

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    5602

    HEAT DETECTOR, 194 DEGREES F FIXED TEMP/RATE OF RISE, SINGLE CIRCUIT, SCREW TERMINALS, REPLACES HD-602
    £30.60 Price with VAT: £36.72 Buy Surplus As Low As £18.36 Price with VAT: £22.03
    £18.36 Price with VAT: £22.03
    HONEYWELL IDP-HEAT-W FARENHYT

    HONEYWELL

    FARENHYT

    IDP-HEAT-W FARENHYT

    ADDRESSABLE THERMAL DETECTOR FIXED TEMP 135, WHITE , IDP-HEAT-W FARENHYT (MADE I
    £37.14 Price with VAT: £44.57 Buy Surplus As Low As £22.74 Price with VAT: £27.29
    £22.74 Price with VAT: £27.29
    HONEYWELL SS-HEAT-HT

    HONEYWELL

    SYSTEM SENSOR

    SS-HEAT-HT

    SS-SERIES HIGH TEMPERATURE THERMAL DETECTOR , SS-HEAT-HT
    £112.43 Price with VAT: £134.91 Buy Surplus As Low As £67.46 Price with VAT: £80.95
    £67.46 Price with VAT: £80.95
    HONEYWELL SS-HEAT

    HONEYWELL

    SYSTEM SENSOR

    SS-HEAT

    SS-SERIES FIXED TEMPERATURE THERMAL DETECTOR , SS-HEAT
    £112.43 Price with VAT: £134.91 Buy Surplus As Low As £67.46 Price with VAT: £80.95
    £67.46 Price with VAT: £80.95
    HONEYWELL S550BE-PF

    HONEYWELL

    S550BE-PF

    V/IR VIEWING HEAD, WITH DIGITAL DISPLAY, QUICK DISCONNECT, 24 VDC CONTROL VOLTAGE, 300 MA, 1 INCH NPT, 1/2 INCH NPT PURGE CONNECTIONS, NEMA TYPE 4, LEAD PIPE FIT W/ 10'PIGTL
    £5,391.54 Price with VAT: £6,469.84 Buy Surplus As Low As £3,050.86 Price with VAT: £3,661.04
    £3,050.86 Price with VAT: £3,661.04
    HONEYWELL GW30954

    HONEYWELL

    GAMEWELL-FCI

    GW30954

    DISCONTINUED(ION SMOKE DETECTOR FOR AIR DUCT, 2 WIRE OR 4 WIRE, 24 VDC (2650-560)
    £126.59 Price with VAT: £151.90 Buy Surplus As Low As £75.80 Price with VAT: £90.96
    £75.80 Price with VAT: £90.96
    Repair Yours £227.40 Price with VAT: £272.88
    HONEYWELL IDP-HEAT

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    IDP-HEAT

    DISCONTINUED BY MANUFACTURER, ADDRESSABLE THERMAL DETECTOR, FIXED TEMP 135`F, PLUG -IN TYPE
    Buy Surplus As Low As £98.57 Price with VAT: £118.29
    £98.57 Price with VAT: £118.29
    HONEYWELL 5624

    HONEYWELL

    GAMEWELL-FCI

    5624

    194 ° F FIXED TEMP., DUAL CIRCUIT N.O., 5600 SERIES
    £37.14 Price with VAT: £44.57 Buy Surplus As Low As £22.74 Price with VAT: £27.29
    £22.74 Price with VAT: £27.29
    HONEYWELL 5151

    HONEYWELL

    FIRE LITE

    5151

    ELECTRONIC HEAT DETECTOR HEAD, 135 DEGREES F -- REQ. B400 SERIES BASE
    £87.82 Price with VAT: £105.38 Buy Surplus As Low As £52.69 Price with VAT: £63.23
    £52.69 Price with VAT: £63.23
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