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    Sensors & Switches / Heat Detector

    Radwell is not an authorised distributor, reseller or representative of the products featured on this website. All product names, trademarks, brands and logos used on this site are the property of their respective owners. The depiction, description or sale of products featuring these names, trademarks, brands and logos is for identification purposes only and is not intended to indicate any affiliation with or authorisation by any rights holder.

    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 101-150 of 192.
    HONEYWELL SK-HEAT-HT-W

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SK-HEAT-HT-W

    ADDRESSABLE HIGH HEAT DETECTOR, WHITE, INCLUDES BASE
    £68.20 Price with VAT: £81.84 Buy Surplus As Low As £40.92 Price with VAT: £49.10
    £40.92 Price with VAT: £49.10
    HONEYWELL 2106B1200

    HONEYWELL

    NOTIFIER CO

    2106B1200

    GAS DECTECTOR, SENSEPOINT, 0-100LEL COMB, M20, ATEX CERTIFIED, 3-WIRE MV BRIDGE OUTPUT, SUPPLY: 200MA / 0.7W MAX., -40 TO +80C, IP65 (STANDARD)
    £692.82 Price with VAT: £831.38 Buy Surplus As Low As £416.15 Price with VAT: £499.37
    £416.15 Price with VAT: £499.37
    HONEYWELL 302-135

    HONEYWELL

    NOTIFIER CO

    302-135

    RATE COMPENSATION HEAT DETECTORS , 135 °F (57° C) VERTICAL MOUNT.
    £49.27 Price with VAT: £59.12 Buy Surplus As Low As £29.56 Price with VAT: £35.47
    £29.56 Price with VAT: £35.47
    HONEYWELL 5603

    HONEYWELL

    SYSTEM SENSOR

    5603

    HEAT DETECTOR, 135 F (57 C) FIXED TEMPERATURE, NORMALLY OPEN, SINGLE CIRCUIT MECHANICAL HEAT
    £24.27 Price with VAT: £29.13 Buy Surplus As Low As £14.12 Price with VAT: £16.95
    £14.12 Price with VAT: £16.95
    HONEYWELL 5601

    HONEYWELL

    SYSTEM SENSOR

    5601

    DISCONTINUED REPLACE WITH SYS-5601P(135F FIXED TEMP AND RATE OF RISE N.O)
    £16.68 Price with VAT: £20.01 Buy Surplus As Low As £9.85 Price with VAT: £11.82
    £9.85 Price with VAT: £11.82
    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 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 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 602

    HONEYWELL

    FIRE LITE

    602

    FIRE HEAT DETECTOR
    £9.85 Price with VAT: £11.82 Buy Surplus As Low As £5.79 Price with VAT: £6.94
    £5.79 Price with VAT: £6.94
    HONEYWELL H350

    HONEYWELL

    FIRE LITE

    H350

    HEAT DETECTOR
    £92.48 Price with VAT: £110.97 Buy Surplus As Low As £56.09 Price with VAT: £67.31
    £56.09 Price with VAT: £67.31
    HONEYWELL 5251RB

    HONEYWELL

    SYSTEM SENSOR

    5251RB

    DISCONTINUED BY MANUFACTURER, INTELLIGENT HEAT DETECTOR, 200 SERIES, 6.1 INCH DIAMETER, 2 INCH HEIGHT, 15 TO 32 VDC PEAK, 1335 DEGREES F FIXED RATING
    Buy Surplus As Low As £78.60 Price with VAT: £94.32
    £78.60 Price with VAT: £94.32
    HONEYWELL HOA6523-001

    HONEYWELL

    MICROSWITCH

    HOA6523-001

    INFRARED DETECTORS INFRARED SENSORS
    £6.57 Price with VAT: £7.89 Buy Surplus As Low As £3.94 Price with VAT: £4.73
    £3.94 Price with VAT: £4.73
    HONEYWELL HOA6534-001

    HONEYWELL

    MICROSWITCH

    HOA6534-001

    INFRARED DETECTORS INFRARED SENSORS
    £8.30 Price with VAT: £9.96 Buy Surplus As Low As £4.98 Price with VAT: £5.98
    £4.98 Price with VAT: £5.98
    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 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 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 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 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 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 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 FWH-200FIX135

    HONEYWELL

    NOTIFIER CO

    FWH-200FIX135

    SYSTEM SENSOR INTELLIGENT ADDRESSABLE WIRELESS DEVICES AND BASES, FLASHSCAN WIRELESS FIXED TEMP HEAT DETECTOR, 135 DEGREE. REQUIRES B210W BASE, ORDERED SEPARATELY.
    £143.26 Price with VAT: £171.92 Buy Surplus As Low As £86.41 Price with VAT: £103.70
    £86.41 Price with VAT: £103.70
    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 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 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 IFP-1000ECS

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    IFP-1000ECS

    IFP-1000 INTEGRATED WITH EMERGENCY COMMUNICATION SYSTEM - NEW PRICE
    £4,159.94 Price with VAT: £4,991.93 Buy Surplus As Low As £2,496.12 Price with VAT: £2,995.34
    £2,496.12 Price with VAT: £2,995.34
    Repair Yours £2,072.39 Price with VAT: £2,486.87
    HONEYWELL SK-HEAT-HT

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SK-HEAT-HT

    HI-TEMP HEAT DETECTOR (BASE INCLUDED IN SK DEVICE)
    £100.29 Price with VAT: £120.35 Buy Surplus As Low As £60.48 Price with VAT: £72.58
    £60.48 Price with VAT: £72.58
    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 302-AW-194

    HONEYWELL

    FIRE LITE

    302-AW-194

    194 °F (90° C) VERTICAL MOUNT, FOR INDOOR OR OUTDOOR USE
    £46.24 Price with VAT: £55.49 Buy Surplus As Low As £28.05 Price with VAT: £33.66
    £28.05 Price with VAT: £33.66
    HONEYWELL 302-EPM-135

    HONEYWELL

    FIRE LITE

    302-EPM-135

    135 °F (57° C) EXPLOSION-PROOF
    £83.38 Price with VAT: £100.06 Buy Surplus As Low As £50.03 Price with VAT: £60.03
    £50.03 Price with VAT: £60.03
    HONEYWELL 302-EPM-194

    HONEYWELL

    FIRE LITE

    302-EPM-194

    194 °F (90° C) EXPLOSION-PROOF
    £85.65 Price with VAT: £102.79 Buy Surplus As Low As £51.54 Price with VAT: £61.85
    £51.54 Price with VAT: £61.85
    HONEYWELL 302-ET-135

    HONEYWELL

    FIRE LITE

    302-ET-135

    135 °F (57° C) VERTICAL MOUNT, INDOOR OR OUTDOOR USE
    £43.96 Price with VAT: £52.76 Buy Surplus As Low As £26.53 Price with VAT: £31.84
    £26.53 Price with VAT: £31.84
    HONEYWELL 302-ET-194

    HONEYWELL

    FIRE LITE

    302-ET-194

    194 °F (90° C) VERTICAL MOUNT, INDOOR OR OUTDOOR USE
    £45.48 Price with VAT: £54.58 Buy Surplus As Low As £27.29 Price with VAT: £32.75
    £27.29 Price with VAT: £32.75
    HONEYWELL 5151

    HONEYWELL

    SYSTEM SENSOR

    5151

    HEAT DETECTOR, FIXED/RATE OF RISE, REQUIRES BASE
    £34.87 Price with VAT: £41.84 Buy Surplus As Low As £21.22 Price with VAT: £25.47
    £21.22 Price with VAT: £25.47
    HONEYWELL 5603

    HONEYWELL

    GAMEWELL-FCI

    5603

    135° F FIXED TEMP. N.O., 5600 SERIES
    £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 5621

    HONEYWELL

    GAMEWELL-FCI

    5621

    135° F FIXED TEMP. AND RATE OF RISE, 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 5622

    HONEYWELL

    GAMEWELL-FCI

    5622

    194° F FIXED TEMP. AND RATE OF RISE, 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 MB-SDRT-AA

    HONEYWELL

    GAMEWELL-FCI

    MB-SDRT-AA

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR SOUNDER BASE, ANALOG ADDRESSABLE, X-PERT CARD INCLUDED, 8-29MA, 24VDC
    Buy Surplus As Low As £96.99 Price with VAT: £116.39
    £96.99 Price with VAT: £116.39
    HONEYWELL FS20X-211-10

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    FS20X-211-10

    OBSOLETE, FS20X21110, REPLACEMENT ELECTRONICS MODULE FOR FS20X DETECTORS. MODULE ONLY, STANDARD TEMP. RANGE
    Buy Surplus As Low As £2,637.86 Price with VAT: £3,165.44
    £2,637.86 Price with VAT: £3,165.44
    Repair Yours £2,198.22 Price with VAT: £2,637.86
    HONEYWELL FS20X-211-21-2

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    FS20X-211-21-2

    FLAME DETECTOR, 18- 32 VDC, 50 - 400 OHMS, 3/4 IN NPT, ULTRAVIOLET
    £4,983.90 Price with VAT: £5,980.68 Buy Surplus As Low As £2,596.17 Price with VAT: £3,115.41
    £2,596.17 Price with VAT: £3,115.41
    HONEYWELL FS20X-211-22-2

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    FS20X-211-22-2

    DUAL IR/UV STAINLESS STEEL ENCL. WITH (2) ¾”NPT ENTRIES, FM, CFM FOR CLASS I, DIVISION 1, GROUPS A,
    £4,686.00 Price with VAT: £5,623.20 Buy Surplus As Low As £2,812.21 Price with VAT: £3,374.65
    £2,812.21 Price with VAT: £3,374.65
    HONEYWELL FS20X-211-23-3

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    FS20X-211-23-3

    DUAL IR/UV COPPER-FREE ALUMINUM ENCL. WITH (2) M25 ENTRIES, FM, CFM, ATEX, IECEX FOR CLASS I, ZONE
    £3,187.42 Price with VAT: £3,824.90 Buy Surplus As Low As £1,912.45 Price with VAT: £2,294.94
    £1,912.45 Price with VAT: £2,294.94
    Repair Yours £1,588.02 Price with VAT: £1,905.63
    HONEYWELL FS24X-211-24-1

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    FS24X-211-24-1

    QUADBAND™ IR3+ DETECTOR, 316 STAINLESS STEEL ENCL. (2) M25 ENTRIES FM & ATEX APPROVED
    £5,834.38 Price with VAT: £7,001.26 Buy Surplus As Low As £3,501.23 Price with VAT: £4,201.48
    £3,501.23 Price with VAT: £4,201.48
    HONEYWELL FS24X-911-21-1

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    FS24X-911-21-1

    QUADBAND™ IR3+ DETECTOR, COPPER-FREE ALUMINUM ENCL., (2) ¾”NPT ENTRIES FM & ATEX APPROVED
    £4,147.06 Price with VAT: £4,976.47 Buy Surplus As Low As £2,488.54 Price with VAT: £2,986.24
    £2,488.54 Price with VAT: £2,986.24
    HONEYWELL FSL100-IR3

    HONEYWELL

    NOTIFIER CO

    FSL100-IR3

    IR3 FLAME DETECTOR RED
    £3,201.82 Price with VAT: £3,842.19 Buy Surplus As Low As £1,921.55 Price with VAT: £2,305.86
    £1,921.55 Price with VAT: £2,305.86
    HONEYWELL FSL100-IR3-W

    HONEYWELL

    NOTIFIER CO

    FSL100-IR3-W

    IR3 FLAME DETECTOR WHITE
    £3,346.60 Price with VAT: £4,015.92 Buy Surplus As Low As £2,007.96 Price with VAT: £2,409.55
    £2,007.96 Price with VAT: £2,409.55
    HONEYWELL FSL100-UV

    HONEYWELL

    NOTIFIER CO

    FSL100-UV

    UV FLAME DETECTOR RED
    £2,933.49 Price with VAT: £3,520.18 Buy Surplus As Low As £1,760.09 Price with VAT: £2,112.11
    £1,760.09 Price with VAT: £2,112.11
    HONEYWELL FSL100-UV-W

    HONEYWELL

    NOTIFIER CO

    FSL100-UV-W

    UV FLAME DETECTOR WHITE
    £2,975.18 Price with VAT: £3,570.21 Buy Surplus As Low As £1,785.11 Price with VAT: £2,142.13
    £1,785.11 Price with VAT: £2,142.13
    HONEYWELL FSL100-UVIR

    HONEYWELL

    NOTIFIER CO

    FSL100-UVIR

    UV/IR FLAME DETECTOR DELIVERS ROBUST, FAST, AND RELIABLE DETECTION OF FLAMING FIRES IN A WIDE RANGE OF APPLICATIONS , FSL100-UVIR
    £4,392.65 Price with VAT: £5,271.18 Buy Surplus As Low As £2,635.59 Price with VAT: £3,162.71
    £2,635.59 Price with VAT: £3,162.71
    HONEYWELL 5251H

    HONEYWELL

    SYSTEM SENSOR

    5251H

    ADDRESSABLE HEAT DETECTOR HEAD, 190F FIXED, REQUIRES BASE , 5251H
    £129.62 Price with VAT: £155.54 Buy Surplus As Low As £78.07 Price with VAT: £93.69
    £78.07 Price with VAT: £93.69
    HONEYWELL MCX3-XWHM-Y-UK

    HONEYWELL

    BW TECHNOLOGIES

    MCX3-XWHM-Y-UK

    GAS DETECTOR, BW GASALERT, MICROCLIP X3 LEL(F), O2 H2S CO, WITH 3 YEAR O2 SENSOR
    £810.00 Price with VAT: £972.00 Buy Surplus As Low As £486.00 Price with VAT: £583.20
    £486.00 Price with VAT: £583.20
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