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    Results 51-100 of 988.
    HONEYWELL 2W-MOD2

    HONEYWELL

    SYSTEM SENSOR

    2W-MOD2

    I3 LOOP TEST MAINTENANCE MODULE
    $87.00 Buy Surplus As Low As $53.00
    $53.00
    HONEYWELL 2WT-B

    HONEYWELL

    SYSTEM SENSOR

    2WT-B

    PHOTO DETECTOR, I3 SERIES, 2-WIRE, 12/24 VDC, THERMAL, WITH BASE
    ✓ IN STOCK!
    $66.00 Buy Surplus As Low As $37.60
    $37.60
    HONEYWELL 2WTR-B

    HONEYWELL

    SYSTEM SENSOR

    2WTR-B

    I3 PHOTO DETECTOR, PLUG-IN, 2-WIRE, 12/24 VDC, 135 F THERMAL, FORM-C RELAY. , 2WTR-B
    ✓ IN STOCK!
    $102.52 Buy Surplus As Low As $61.51
    $61.51
    HONEYWELL 301-P

    HONEYWELL

    SYSTEM SENSOR

    301-P

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR, PHOTOELECTRONIC, 0.35-1 V
    ✓ IN STOCK!
    Buy Surplus As Low As $38.26
    $38.26
    HONEYWELL 4451HT

    HONEYWELL

    SYSTEM SENSOR

    4451HT

    DISCONTINUED BY MANUFACTURER, THERMAL DETECTOR, PLUG-IN, 190 DEGREE F
    Buy Surplus As Low As $61.61
    $61.61
    HONEYWELL 4W-B

    HONEYWELL

    SYSTEM SENSOR

    4W-B

    SMOKE DETECTOR, PHOTOELECTRIC, I3 SERIES, WALL/CEILING MOUNT, 4 WIRE, 12V/24 VDC, PLUG-IN W/BASE
    ✓ IN STOCK!
    $73.87 Buy Surplus As Low As $44.32
    $44.32
    HONEYWELL 4WITAR-B

    HONEYWELL

    SYSTEM SENSOR

    4WITAR-B

    I3 SERIES DETECTOR, 4-WIRE, 12/24 VDC,ISOLATED
    $150.00 Buy Surplus As Low As $90.00
    $90.00
    HONEYWELL 4WTA-B

    HONEYWELL

    SYSTEM SENSOR

    4WTA-B

    SMOKE DETECTOR, 4-WIRE, PHOTOELECTRIC, I3, THERMAL SENSOR, BUILT-IN SOUNDER (85 DB), 35 MA ALARM CURRENT
    ✓ IN STOCK!
    $116.00 Buy Surplus As Low As $54.14
    $54.14
    HONEYWELL 4WTAR-B

    HONEYWELL

    SYSTEM SENSOR

    4WTAR-B

    I3 PHOTO DETECTOR, PLUG-IN, 4-WIRE, 12/24 VDC, 135 F THERMAL, TEMPORAL 85 DBA SOUNDER, FORM-C RELAY. , 4WTAR-B
    ✓ IN STOCK!
    $155.00 Buy Surplus As Low As $83.00
    $83.00
    HONEYWELL 4WT-B

    HONEYWELL

    SYSTEM SENSOR

    4WT-B

    GAS/SMOKE DETECTION, 12/24V OPERATING VOLTAGE, 4-WIRE, PLUG-IN PHOTOELECTRIC INTELLIGENT I3 SMOKE DETECTOR AND MOUNTING BASE, WITH FIXED 135 DEGREE F THERMAL SENSOR
    $81.94 Buy Surplus As Low As $49.16
    $49.16
    HONEYWELL 4WTR-B

    HONEYWELL

    SYSTEM SENSOR

    4WTR-B

    SYSTEM SENSOR, DETECTOR, 4-WIRE, 12/24 VDC, THERMAL
    ✓ IN STOCK!
    $119.00 Buy Surplus As Low As $72.00
    $72.00
    HONEYWELL 4WTR-BA

    HONEYWELL

    SYSTEM SENSOR

    4WTR-BA

    DISCONTINUED BY MANUFACTURER, I3 PHOTO DETECTOR, PLUG-IN, 4 WIRE, 12/24 VDC
    Buy Surplus As Low As $75.00
    $75.00
    HONEYWELL 50J10

    HONEYWELL

    SYSTEM SENSOR

    50J10

    HIGH MOUNT AISLEWAY LENS, 50DEGREE BI-DIRECTIONAL, 10DEGREE WIDE COVERAGE PATTERN
    ✓ IN STOCK!
    $14.40 Buy Surplus As Low As $6.04
    $6.04
    HONEYWELL 5151

    HONEYWELL

    SYSTEM SENSOR

    5151

    HEAT DETECTOR, FIXED/RATE OF RISE, REQUIRES BASE
    $46.00 Buy Surplus As Low As $28.00
    $28.00
    HONEYWELL 5251B

    HONEYWELL

    SYSTEM SENSOR

    5251B

    HEAT DETECTOR 135F 15-32VDC
    Buy Surplus As Low As $45.00
    $45.00
    HONEYWELL 5251H

    HONEYWELL

    SYSTEM SENSOR

    5251H

    ADDRESSABLE HEAT DETECTOR HEAD, 190F FIXED, REQUIRES BASE , 5251H
    $171.00 Buy Surplus As Low As $103.00
    $103.00
    HONEYWELL 5251P

    HONEYWELL

    SYSTEM SENSOR

    5251P

    HEAT DETECTOR, FIXED TEMP, 135DEG F
    $159.00 Buy Surplus As Low As $80.00
    $80.00
    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 $103.69
    $103.69
    HONEYWELL 5251RP

    HONEYWELL

    SYSTEM SENSOR

    5251RP

    DISCONTINUED BY MANUFACTURER, FIRE ALARM SYSTEM SENSOR, HEAT DETECTOR, FIXED TEMP
    Buy Surplus As Low As $80.00
    $80.00
    HONEYWELL 5351B

    HONEYWELL

    SYSTEM SENSOR

    5351B

    HEAT FIXED PROGRAM SYSTEM SENSOR WHITE
    $33.00 Buy Surplus As Low As $20.00
    $20.00
    HONEYWELL 5351B-IV

    HONEYWELL

    SYSTEM SENSOR

    5351B-IV

    HEAT FIXED PROGRAM SYSTEM SENSOR IVORY
    $49.00 Buy Surplus As Low As $30.00
    $30.00
    HONEYWELL 5351E

    HONEYWELL

    SYSTEM SENSOR

    5351E

    CONVENTIONAL RATE OF RISE DETECTOR, NOMINAL TEMPERATURE 58 DEG C, CLASS A1R
    $13.00 Buy Surplus As Low As $7.63
    $7.63
    HONEYWELL 5351RB

    HONEYWELL

    SYSTEM SENSOR

    5351RB

    HEAT ROR SYSTEM SENSOR WHITE
    $29.00 Buy Surplus As Low As $18.00
    $18.00
    HONEYWELL 5351RB-IV

    HONEYWELL

    SYSTEM SENSOR

    5351RB-IV

    HEAT ROR SYSTEM SENSOR IVORY
    $49.00 Buy Surplus As Low As $30.00
    $30.00
    HONEYWELL 5451

    HONEYWELL

    SYSTEM SENSOR

    5451

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR, 135 DEGREE F, FIXED/ROR, PLUG-IN
    ✓ IN STOCK!
    Buy Surplus As Low As $50.18
    $50.18
    HONEYWELL 546-7000

    HONEYWELL

    SYSTEM SENSOR

    546-7000

    DISCONTINUED - KIT COVER TAMPER SWITCH KIT FOR WFD, OSY2 AND PIBV2 SERIES PRODUCTS
    Buy Surplus As Low As $33.00
    $33.00
    HONEYWELL 546-8000

    HONEYWELL

    SYSTEM SENSOR

    546-8000

    KIT COVER TAMPER SWITCH KIT FOR EPS SERIES PRESSURE SWITCHES
    Buy Surplus As Low As $45.00
    $45.00
    HONEYWELL 5551B

    HONEYWELL

    SYSTEM SENSOR

    5551B

    FIRE ALARM HEAT DETECTOR 135F
    Buy Surplus As Low As $33.00
    $33.00
    HONEYWELL 5601

    HONEYWELL

    SYSTEM SENSOR

    5601

    DISCONTINUED REPLACE WITH SYS-5601P(135F FIXED TEMP AND RATE OF RISE N.O)
    $22.00 Buy Surplus As Low As $13.00
    $13.00
    HONEYWELL 5601A

    HONEYWELL

    SYSTEM SENSOR

    5601A

    DISCONTINUED BY MANUFACTURER, HEATER DETECTOR, 135 DEGREE
    Buy Surplus As Low As $16.77
    $16.77
    HONEYWELL 5601P

    HONEYWELL

    SYSTEM SENSOR

    5601P

    HEAT DETECTOR, CONVENTIONAL, SINGLE-CIRCUIT, 135 FIXED/RATE OF RISE
    ✓ IN STOCK!
    $31.00 Buy Surplus As Low As $21.00
    $21.00
    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!
    $28.00 Buy Surplus As Low As $16.80
    $16.80
    HONEYWELL 5603

    HONEYWELL

    SYSTEM SENSOR

    5603

    HEAT DETECTOR, 135 F (57 C) FIXED TEMPERATURE, NORMALLY OPEN, SINGLE CIRCUIT MECHANICAL HEAT
    $27.00 Buy Surplus As Low As $18.00
    $18.00
    HONEYWELL 5603A

    HONEYWELL

    SYSTEM SENSOR

    5603A

    HEAT DETECTOR, 135 DEGREE F (57 DEGREE C) FIXED TEMPERATURE, SINGLE CONTACT, SCREW TERMINALS (2X)
    ✓ IN STOCK!
    $35.87 Buy Surplus As Low As $16.89
    $16.89
    HONEYWELL 5604

    HONEYWELL

    SYSTEM SENSOR

    5604

    MECHANICAL HEAT DETECTOR, WHITE, 194F FIXED TEMP, SINGLE CIRCUIT, 1.69" HEIGHT, 4.57" DIAMETER
    ✓ IN STOCK!
    $33.00 Buy Surplus As Low As $26.00
    $26.00
    HONEYWELL 5604A

    HONEYWELL

    SYSTEM SENSOR

    5604A

    HEAT DETECTOR, SINGLE CIRCUIT, TEMPERATURE RATING 92C (194F), THERMAL SENSOR / FIXED TEMPERATURE, UL MAXIMUM SPACING (10-FOOT CEILING) 25' X 25', ALARM TEMPERATURE 90C (194F), OPERATING HUMI ...
    $42.00 Buy Surplus As Low As $26.00
    $26.00
    HONEYWELL 5621

    HONEYWELL

    SYSTEM SENSOR

    5621

    CONVENTIONAL HEAT DETECTOR, DUAL-CIRCUIT, 135 FIXED/RATE OF RISE
    ✓ IN STOCK!
    $59.00 Buy Surplus As Low As $45.43
    $45.43
    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!
    $58.56 Buy Surplus As Low As $33.23
    $33.23
    HONEYWELL 5623

    HONEYWELL

    SYSTEM SENSOR

    5623

    CONVENTIONAL HEAT DETECTOR, DUAL-CIRCUIT, 135 FIXED
    $51.00 Buy Surplus As Low As $31.00
    $31.00
    HONEYWELL 5624

    HONEYWELL

    SYSTEM SENSOR

    5624

    FIXED TEMPERATURE, DUAL CIRCUIT, NORMALLY OPEN , 5624
    $46.00 Buy Surplus As Low As $28.00
    $28.00
    HONEYWELL 6253

    HONEYWELL

    SYSTEM SENSOR

    6253

    SMOKE DETECTOR SKIRT
    $16.00 Buy Surplus As Low As $7.88
    $7.88
    HONEYWELL 6424

    HONEYWELL

    SYSTEM SENSOR

    6424

    DISCONTINUED BY MANUFACTURER, FIRE ALARM, BEAM DETECTOR SET OF 2, TRANSMITTER AND RECEIVER, 10MA, 24VDC
    Buy Surplus As Low As $662.67
    $662.67
    Repair Yours $523.00
    HONEYWELL 6424-RECEIVER

    HONEYWELL

    SYSTEM SENSOR

    6424-RECEIVER

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR RECEIVER ONLY, PHOTOELECTRONIC DETECTION PRINCIPLE, MODEL NO.: 6424, STATUS LED, TEMP.: -22°F TO 131°F, (-30°C TO 55°C), 24 VDC, 16 PINS CONNECTO ...
    ✓ IN STOCK!
    Buy Surplus As Low As $204.99
    $204.99
    Repair Yours $300.00
    HONEYWELL 6424-TRANSMITTER

    HONEYWELL

    SYSTEM SENSOR

    6424-TRANSMITTER

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR TRANSMITTER, MODEL: 6424, PROJECTED BEAM, PHOTOELECTRONIC DETECTION, STATUS LED, TEMP: -22F TO 131F / -30C TO 55C, 24VDC, 16 PINS CONNECTOR, SENS ...
    Buy Surplus As Low As $315.00
    $315.00
    Repair Yours $300.00
    HONEYWELL 6424-X

    HONEYWELL

    SYSTEM SENSOR

    6424-X

    SMOKE DETECTOR TRANSMITTER 24VDC W/WALLMOUNT
    Buy Surplus As Low As $63.00
    $63.00
    HONEYWELL 6500-MMK

    HONEYWELL

    SYSTEM SENSOR

    6500-MMK

    DISCONTINUED BY MANUFACTURER, MOUNTING KIT, HEAVY DUTY MULTI-MOUNT, VIBRATION RESISTANT, FOR USE W/ BEAM SMOKE DETECTORS
    ✓ IN STOCK!
    Buy Surplus As Low As $161.60
    $161.60
    HONEYWELL 6500-MMK US

    HONEYWELL

    SYSTEM SENSOR

    6500-MMK US

    HEAVY DUTY BEAM MULTI-MOUNT KIT, MUST USE WITH 6500-SMK US, METAL
    $371.05 Buy Surplus As Low As $222.63
    $222.63
    HONEYWELL 6500-SMK

    HONEYWELL

    SYSTEM SENSOR

    6500-SMK

    DISCONTINUED BY MANUFACTURER, MOUNTING KIT, SURFACE MOUNT, FOR USE W/ BEAM1224/BEAM200, HEAVY DUTY MULTI-MOUNT
    ✓ IN STOCK!
    Buy Surplus As Low As $368.44
    $368.44
    HONEYWELL 6500-SMK US

    HONEYWELL

    SYSTEM SENSOR

    6500-SMK US

    SURFACE MOUNT KIT FOR USE WITH 6500-MMK US HEAVY DUTY MULTI-MOUNT KIT
    $54.00 Buy Surplus As Low As $33.00
    $33.00
    HONEYWELL 674512

    HONEYWELL

    SYSTEM SENSOR

    674512

    DISCONTINUED BY MANUFACTURER, STROBE LIGHT FOR FIRE ALARM SYSTEM, SR MODEL, INDOOR WALL MOUNT, RED, 12-24 VOLTS
    Buy Surplus As Low As $36.00
    $36.00
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