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    Results 1-50 of 218.
    GREYSTONE 01-SC81362-XX00C002

    GREYSTONE

    01-SC81362-XX00C002

    4XIDE S-ISA-0002 CARD KIT MPC-GS220M-N PCB-0012 / 2651 ASSEMBLY
    ✓ IN STOCK!
    $69.00 Buy Surplus As Low As $38.29
    $38.29
    Repair Yours $200.00
    GREYSTONE 560D-307

    GREYSTONE

    560D-307

    PRESSURE TRANSDUCER WET TO WET 0-200PSI 4-20MA 24V
    Buy Surplus As Low As $276.00
    $276.00
    Repair Yours $230.00
    GREYSTONE 560D-37

    GREYSTONE

    560D-37

    PRESSURE TRANSDUCER WET TO WET 100-500PSI 4-20MA
    $350.00 Buy Surplus As Low As $210.00
    $210.00
    Repair Yours $200.00
    GREYSTONE AIR4100

    GREYSTONE

    AIR4100

    DUCT AIR QUALITY MONITOR, AIR4 SERIES, 0-2000 PPM
    $528.00 Buy Surplus As Low As $317.00
    $317.00
    Repair Yours $264.00
    GREYSTONE ASF-222-316

    GREYSTONE

    ASF-222-316

    PRESSURE SWITCH, DIFFERENTIAL, 0.05-12 INCH W.C, 0.03 BAR, 0.5 PSI, 300 VA PILOT DUTY AT 115 - 277 VAC, 10 AMP, 60 HZ, FERRULE AND NUT COMPRESSION CONNECTIONS
    $50.26 Buy Surplus As Low As $30.59
    $30.59
    GREYSTONE AVDTIR

    GREYSTONE

    AVDTIR

    DISCONTINUED BY MANUFACTURER, DUCT AIRFLOW, TRANSMITTER, 0-400/2000/4000FPM, 32-122F, ADJUSTABLE RELAY
    ✓ IN STOCK!
    Buy Surplus As Low As $614.00
    $614.00
    Repair Yours $510.00
    GREYSTONE CDD1A1000

    GREYSTONE

    CDD1A1000

    DISCONTINUED BY MANUFACTURER, CARBON DIOXIDE DETECTOR, SCREW TERMINALS (7X), 4-20MA & 0-5VDC OUTPUTS
    ✓ IN STOCK!
    Buy Surplus As Low As $180.00
    $180.00
    GREYSTONE CDD1A8000

    GREYSTONE

    CDD1A8000

    DISCONTINUED BY MANUFACTURER, CARBON DIOXIDE DETECTORS, EXECUTIVE SPACE, NDIR CO2 DETECTOR, C/W TEMPERATURE AND HUMIDITY TRANSMITTERS, WITH 0-5 & 0-10VDC OUTPUTS ENVIRONMENTAL, INDUSTRIAL AN ...
    ✓ IN STOCK!
    Buy Surplus As Low As $152.00
    $152.00
    Repair Yours $200.00
    GREYSTONE CDD3A100RH-BL

    GREYSTONE

    CDD3A100RH-BL

    DISCONTINUED BY MANUFACTURER, CARBON DIOXIDE DETECTOR, BACNET CONCEALED LCD, BLANK
    ✓ IN STOCK!
    Buy Surplus As Low As $317.04
    $317.04
    GREYSTONE CDD3A200RH

    GREYSTONE

    CDD3A200RH

    DISCONTINUED BY MANUFACTURER, CARBON DIOXIDE DETECTOR, DUCT MOUNT W/BACNET
    ✓ IN STOCK!
    Buy Surplus As Low As $341.55
    $341.55
    GREYSTONE CDD4A100

    GREYSTONE

    CDD4A100

    CARBON DIOXIDE DETECTOR, CO2 SPACE, CDD4 SERIES, 0-2000 PPM, 20-28 VAC, 20-28 VDC, HUMIDITY RANGE: 0-95 % RH
    ✓ IN STOCK!
    $519.00 Buy Surplus As Low As $396.00
    $396.00
    Repair Yours $252.00
    GREYSTONE CDD5A100-BL

    GREYSTONE

    CDD5A100-BL

    DISCONTINUED BY MANUFACTURER, CARBON DIOXIDE SENSOR, HVAC, INPUT 20-28 VAC AND 20 -28 VDC, 4-20 MA, HUMIDITY YES, 0-100 % RH, TEMPERATURE RANGE 32-122 `F, AIR OR GAS
    ✓ IN STOCK!
    Buy Surplus As Low As $180.00
    $180.00
    Repair Yours $200.00
    GREYSTONE CPV

    GREYSTONE

    CPV

    ROOM PRESSURE VENT
    ✓ IN STOCK!
    $28.80 Buy Surplus As Low As $19.80
    $19.80
    GREYSTONE CS-150

    GREYSTONE

    CS-150

    CURRENT SENSOR AC 0-5VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $61.20
    $61.20
    GREYSTONE CS-305

    GREYSTONE

    CS-305

    CURRENT SWITCH AC/DC POWERED MOSFET 40VDC 0.5A
    Buy Surplus As Low As $93.00
    $93.00
    GREYSTONE CS-325

    GREYSTONE

    CS-325

    DISCONTINUED BY MANUFACTURER, CURRENT SWITCH, SWITCH RATING: 120 VOLT AC MAX/1 AMP MAX, 2 SCREW TERMINALS, 3 MALE PINS, 3/4 INCH BORE DIAMETER
    ✓ IN STOCK!
    Buy Surplus As Low As $51.00
    $51.00
    GREYSTONE CS-350

    GREYSTONE

    CS-350

    DISCONTINUED BY MANUFACTURER, CURRENT SENSOR, 0 - 5 VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $107.00
    $107.00
    GREYSTONE CS-375

    GREYSTONE

    CS-375

    DISCONTINUED BY MANUFACTURER, AC CURRENT SENOR, 4-20 MA, 10/42 VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $39.00
    $39.00
    GREYSTONE CS-410

    GREYSTONE

    CS-410

    DISCONTINUED BY MANUFACTURER, CURRENT SWITCH, 40VDC/30VAC
    Buy Surplus As Low As $30.00
    $30.00
    GREYSTONE CS-451-1

    GREYSTONE

    CS-451-1

    DISCONTINUED BY MANUFACTURER, AC CURRENT SENSOR,0-10VDC,0-50AMPS,BLACK
    ✓ IN STOCK!
    Buy Surplus As Low As $29.00
    $29.00
    GREYSTONE CS-452-1

    GREYSTONE

    CS-452-1

    DISCONTINUED BY MANUFACTURER, AC CURRENT SENSORS, 0-5 VDC, 1% FSO, 40 - 100 HZ, :0-10/0-20/0-50AMPS
    ✓ IN STOCK!
    Buy Surplus As Low As $120.00
    $120.00
    GREYSTONE CS-452-2

    GREYSTONE

    CS-452-2

    DISCONTINUED BY MANUFACTURER, CURRENT SENSOR, 15/42V DC, 4/20 MA, 40/100 HZ, 0-50/0-100/0-200 AMP RANGE
    Buy Surplus As Low As $85.00
    $85.00
    GREYSTONE CS-475-0

    GREYSTONE

    CS-475-0

    CURRENT SWITCH, AC, 2, 10A IN, 4-20MA OUT
    $183.00 Buy Surplus As Low As $92.00
    $92.00
    GREYSTONE CS-610-200

    GREYSTONE

    CS-610-200

    SOLID CORE SWITCH, CS SERIES, 30 VAC/DC, ADJUSTABLE TRIP 1.0-200 AMPS, W/POWER AND STATUS LEDS., CURRENT SWITCH, 30VAC/DC, 50DEG/C MAX
    $94.00 Buy Surplus As Low As $58.00
    $58.00
    GREYSTONE CS-610-75

    GREYSTONE

    CS-610-75

    MINI SOLID CORE, AC/DC SWITCH, 0.75-75 AMPS, 30 VAC/DC, 500 MA, 50/60 HZ
    ✓ IN STOCK!
    $81.00 Buy Surplus As Low As $50.00
    $50.00
    GREYSTONE CS-625

    GREYSTONE

    CS-625

    PROTECTION RELAY, AC, CURRENT SENSING, ADJUSTABLE, 3 RANGE, 1-175 AMPS
    $103.00 Buy Surplus As Low As $63.00
    $63.00
    GREYSTONE CS-650-50

    GREYSTONE

    CS-650-50

    CURRENT SENSOR, OUTPUT 0-50AMP 0-5VDC, INPUT 100AMPS MAX, 60C MAX
    ✓ IN STOCK!
    $61.20 Buy Surplus As Low As $40.39
    $40.39
    GREYSTONE CS-651-100

    GREYSTONE

    CS-651-100

    CURRENT SENSOR,0-10VDC,0-100AMPS,150A,60C,
    ✓ IN STOCK!
    $72.00 Buy Surplus As Low As $48.00
    $48.00
    GREYSTONE CS-651-20

    GREYSTONE

    CS-651-20

    CURRENT SENSOR, 100AMPS MAX, 0-10VDC, 60C MAX
    $116.00 Buy Surplus As Low As $70.00
    $70.00
    GREYSTONE CS-651-R1

    GREYSTONE

    CS-651-R1

    SOLID CORE SENSOR, 0-10/20/50 AMP RANGE, 0-10 VDC
    $97.00 Buy Surplus As Low As $40.00
    $40.00
    GREYSTONE CS-GNG

    GREYSTONE

    CS-GNG

    DISCONTINUED BY MANUFACTURER, CURRENT SWITCH, 1-200 AMP INPUT, SWITCH RATING 40 VOLT DC/30 VOLT AC, 0.5 AMP MAX, SCREW TERMINALS (2X)
    ✓ IN STOCK!
    Buy Surplus As Low As $39.00
    $39.00
    GREYSTONE CS-GNG-100

    GREYSTONE

    CS-GNG-100

    CURRENT SWITCH, CS SERIES, NORMALLY OPEN, RESPONSE TIME 200 MS TYPICAL, 0.5-100 AMP, 30V, 50/60 HZ
    ✓ IN STOCK!
    $59.00 Buy Surplus As Low As $36.00
    $36.00
    GREYSTONE CS-GNG-200

    GREYSTONE

    CS-GNG-200

    CURRENT SWITCH, 30VAC/DC, 500MA, INPUT 200AMP, .75AMP
    ✓ IN STOCK!
    $52.20 Buy Surplus As Low As $31.32
    $31.32
    GREYSTONE CS-GNG-L

    GREYSTONE

    CS-GNG-L

    DISCONTINUED BY MANUFACTURER, CURRENT SWITCH, FIXED SETPOINT, 0.5-200 AMP, SOLID CORE, SCREW TERMINALS (2X)
    ✓ IN STOCK!
    Buy Surplus As Low As $17.00
    $17.00
    GREYSTONE D150-1A-NL

    GREYSTONE

    D150-1A-NL

    CURRENT SWITCH .15AMP 30VDC
    ✓ IN STOCK!
    $76.50 Buy Surplus As Low As $45.90
    $45.90
    GREYSTONE DES-100

    GREYSTONE

    DES-100

    DISCONTINUED BY MANUFACTURER, DAMPER END SWITCH, 4AMP, 125VAC
    Buy Surplus As Low As $122.00
    $122.00
    GREYSTONE DPB023VB

    GREYSTONE

    DPB023VB

    DIFFERENTIAL PRESSURE TRANSMITTER, WITH 3-WAY VALVE AND BRACKET, POLYCARBONATE ENCLOSURE, WITH HINGED AND GASKETED COVER, 10 / 20 / 50 AND 100 PSI RANGES, REPLACES WPD-102-VB
    $1,247.00 Buy Surplus As Low As $749.00
    $749.00
    Repair Yours $622.00
    GREYSTONE DPB03S15

    GREYSTONE

    DPB03S15

    PRESSURE SENSOR, DIFFERENTIAL, 0 TO 25 50 120 AND 250 PSI RANGES, FT-6 PLENUM RATED, 1.5M (5'), REPLACES WP-D-103-LCD
    $708.00 Buy Surplus As Low As $425.00
    $425.00
    Repair Yours $353.00
    GREYSTONE DPF04A30

    GREYSTONE

    DPF04A30

    DIFFERENTIAL PRESSURE TRANSMITTER, HVAC SENSORS, DP-3VB SERIES, ENERGY SYSTEMS, 0 TO 50 / 100 / 250 / 500 PSI RANGES, ARMOURED CABLE, 3 M / 10 FT LENGTH, M16 THREAD ADAPTER AND CABLE GLAND F ...
    $1,034.25 Buy Surplus As Low As $621.00
    $621.00
    Repair Yours $515.43
    GREYSTONE ELPB0500PX

    GREYSTONE

    ELPB0500PX

    LOW PRESSURE TRANSMITTER, POLYCARBONATE WITH HINGED AND GASKETED COVER, 0-500PA, NO PROBE, 20 MA MAX, 400 OHMS MAX @ 24VDC
    $162.44 Buy Surplus As Low As $97.61
    $97.61
    GREYSTONE ESF-35-2

    GREYSTONE

    ESF-35-2

    DISCONTINUED BY MANUFACTURER, ELECTRONIC AIRFLOW TRANSDUCER, ESF-35 SERIES, 24 VAC, 16-32 VDC, 50/60HZ, OUTPUT SIGNAL / 0-10 VDC / 4-20 MA, OUTPUT RELAY / 6 AMP / 250 V
    Buy Surplus As Low As $360.00
    $360.00
    Repair Yours $299.00
    GREYSTONE ETP8500-010

    GREYSTONE

    ETP8500-010

    DISCONTINUED BY MANUFACTURER, ELECTRONIC TO PNEUMATIC TRANSDUCER, 4 20MA CURRENT INPUT SIGNAL, 21 103 KPA (3 15 PSIG) PNEUMATIC OUTPUT, QUICK PANEL MOUNTING W/ SUPPLIED SNAP-TRACK
    ✓ IN STOCK!
    Buy Surplus As Low As $248.00
    $248.00
    GREYSTONE ETP-9500

    GREYSTONE

    ETP-9500

    PNEUMATIC TRANDUCER, ETP SERIES, ANALOG TO PRESSURE, 4.20 MA, 0-10 VDC, 3-WIRE
    ✓ IN STOCK!
    $590.40 Buy Surplus As Low As $448.70
    $448.70
    GREYSTONE ETP-9510

    GREYSTONE

    ETP-9510

    TRANSDUCER, ANALOG TO PRESSURE, 2-10V DC, MAIN AIR 20-30PSIG, OUTPUT 3-15PSIG, 0-10V DC, 4-20MA
    ✓ IN STOCK!
    $410.17 Buy Surplus As Low As $246.10
    $246.10
    Repair Yours $237.00
    GREYSTONE ETP-9520

    GREYSTONE

    ETP-9520

    PNEUMATIC TRANSDUCER, 2-WIRE, 4-20 MA, 24-30 VAC/VDC, 1 W, 30 PSI
    $290.00 Buy Surplus As Low As $175.00
    $175.00
    Repair Yours $200.00
    GREYSTONE GFS-80-N-IK

    GREYSTONE

    GFS-80-N-IK

    PRESSURE SWITCH, GFS SERIES, SPDT, 1AMP, 250VAC, 24VDC, 1/2IN NPT, IP54, NEMA 13
    $65.00 Buy Surplus As Low As $40.00
    $40.00
    GREYSTONE GFS-83-N-IK

    GREYSTONE

    GFS-83-N-IK

    PRESSURE SWITCH, GFS SERIES, SPDT, 1AMP, 250VAC, 24VDC, 1/2IN NPT, IP54, NEMA 13
    $48.00 Buy Surplus As Low As $24.00
    $24.00
    GREYSTONE GLFS-1

    GREYSTONE

    GLFS-1

    LIQUID FLOW SWITCH, ADJUSTABLE, PADDLE, 1 INCH NPT, IP65
    $252.00 Buy Surplus As Low As $152.00
    $152.00
    GREYSTONE GS702-1E3

    GREYSTONE

    GS702-1E3

    TRANSMITTER, 0-10V, 1K RTD, DUCT/OSA PCB, 0-100C
    ✓ IN STOCK!
    $172.00 Buy Surplus As Low As $115.00
    $115.00
    GREYSTONE GT-AR-2

    GREYSTONE

    GT-AR-2

    DISCONTINUED BY MANUFACTURER, RELAY MODULE, 2-ANALOG INPUTS
    ✓ IN STOCK!
    Buy Surplus As Low As $193.80
    $193.80
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