Product Search

    SEARCH NOW FOR ALL YOUR LANDIS& GYR SOLUTIONS

    Radwell is here to supply you with all your plant floor needs.

    Controls & Indicators / Temperature/Process Control

    Radwell is not an authorized 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 authorization by any rights holder.

    Filter Results
    Results 1-50 of 77.
    SIEMENS 544-780FA

    SIEMENS

    LANDIS & GYR

    544-780FA

    DISCONTINUED BY MANUFACTURER, ROOM TEMP SENSOR, WITH OVERRIDE, SETPOINT (BEIGE), LED DISPLAY, REPLACED BY QAA2212.FWSN
    ✓ IN STOCK!
    Buy Surplus As Low As $569.00
    $569.00
    Repair Yours $370.00
    SIEMENS LAL3.25

    SIEMENS

    LANDIS & GYR

    LAL3.25

    DISCONTINUED BY MANUFACTURER, OIL BURNER CONTROL, 220-240V, 50-60HZ, 5 AMP, 3.5VA, TV 22.5S, TS MAX 5S
    ✓ IN STOCK!
    Buy Surplus As Low As $270.00
    $270.00
    Repair Yours $249.00
    SIEMENS 536-195

    SIEMENS

    LANDIS & GYR

    536-195

    DISCONTINUED BY MANUFACTURER, ROOM TEMPERATURE SENSOR, 20/120F
    ✓ IN STOCK!
    Buy Surplus As Low As $152.00
    $152.00
    Repair Yours $200.00
    SIEMENS 540-120

    SIEMENS

    LANDIS & GYR

    540-120

    TERMINAL EQUIPMENT CONTROLLER RTS
    ✓ IN STOCK!
    Buy Surplus As Low As $136.00
    $136.00
    Repair Yours $200.00
    SIEMENS 544-770B

    SIEMENS

    LANDIS & GYR

    544-770B

    TEMPERATURE SENSORE, OVERRIDE AND SETPOINT, 18-22AWG
    ✓ IN STOCK!
    $356.00 Buy Surplus As Low As $214.00
    $214.00
    Repair Yours $200.00
    SIEMENS RWD62

    SIEMENS

    LANDIS & GYR

    RWD62

    UNIVERSAL TEMPERATURE CONTROLLER, 2 ANALOG OUTPUTS, 2 DIGITAL INPUTS, 4 DIGITS, 24 V AC, 50 / 60HZ, 2.5 VA, IP20
    ✓ IN STOCK!
    $335.00 Buy Surplus As Low As $201.00
    $201.00
    SIEMENS AZY61.4

    SIEMENS

    LANDIS & GYR

    AZY61.4

    DISCONTINUED BY MANUFACTURER, TEMPERATURE CONTROL MODULE, RANGE: 10-100 DEG FAHRENHEIT
    ✓ IN STOCK!
    Buy Surplus As Low As $103.00
    $103.00
    Repair Yours $200.00
    SIEMENS AZY61.1

    SIEMENS

    LANDIS & GYR

    AZY61.1

    TEMPERATURE CONTROL 5-35DEG
    ✓ IN STOCK!
    Buy Surplus As Low As $75.00
    $75.00
    Repair Yours $200.00
    SIEMENS RXB21.1/FC-10

    SIEMENS

    LANDIS & GYR

    RXB21.1/FC-10

    ROOM TEMPERATURE CONTROLLER, 230 VAC, 50/60 HZ, 12 VA, IP20 (30), FOR 2-PIPE OR 4-PIPE FAN-COIL SYSTEMS
    ✓ IN STOCK!
    $425.00 Buy Surplus As Low As $255.00
    $255.00
    Repair Yours $212.00
    SIEMENS PRV2.64

    SIEMENS

    LANDIS & GYR

    PRV2.64

    DISCONTINUED BY MANUFACTURER, TEMPERATURE CONTROLLER, 24 V AC, 50/60 HZ, 55 VA, 0-50 C
    ✓ IN STOCK!
    Buy Surplus As Low As $600.00
    $600.00
    Repair Yours $498.00
    SIEMENS QAM22

    SIEMENS

    LANDIS & GYR

    QAM22

    DISCONTINUED BY MANUFACTURER, DUCT TEMPERATURE SENSOR, 0.4 M SENSING ELEMENT LENGTH, 50 TO +80 DEGREE C, W/O MOUNTING CLAMPS, IP42
    ✓ IN STOCK!
    Buy Surplus As Low As $180.00
    $180.00
    Repair Yours $200.00
    SIEMENS RK8

    SIEMENS

    LANDIS & GYR

    RK8

    UNIVERSAL TEMPERATURE CONTROLLER 5-32DEG C
    ✓ IN STOCK!
    $229.50 Buy Surplus As Low As $137.70
    $137.70
    Repair Yours $200.00
    SIEMENS LVF1.4401

    SIEMENS

    LANDIS & GYR

    LVF1.4401

    DISCONTINUED BY MANUFACTURER, MEASURING TEMPERATURE MODULE AUTOMATE, 0-10 V
    ✓ IN STOCK!
    Buy Surplus As Low As $84.00
    $84.00
    Repair Yours $200.00
    SIEMENS AZY61.9

    SIEMENS

    LANDIS & GYR

    AZY61.9

    TEMPERATURE CONTROL MODULE
    ✓ IN STOCK!
    $82.07 Buy Surplus As Low As $53.60
    $53.60
    Repair Yours $200.00
    SIEMENS OSC-20

    SIEMENS

    LANDIS & GYR

    OSC-20

    DISCONTINUED BY MANUFACTURER, HEATING CONTROLLER
    ✓ IN STOCK!
    Buy Surplus As Low As $475.01
    $475.01
    Repair Yours $394.79
    SIEMENS RVP-21.51

    SIEMENS

    LANDIS & GYR

    RVP-21.51

    TEMPERATURE CONTROL
    ✓ IN STOCK!
    $780.31 Buy Surplus As Low As $281.89
    $281.89
    Repair Yours $233.96
    SIEMENS RVP31.31

    SIEMENS

    LANDIS & GYR

    RVP31.31

    TEMPERATURE CONTROLLER W/OUTDOOR SENSOR
    ✓ IN STOCK!
    Buy Surplus As Low As $675.29
    $675.29
    Repair Yours $560.49
    SIEMENS PRV1.64

    SIEMENS

    LANDIS & GYR

    PRV1.64

    DISCONTINUED BY MANUFACTURER, HEATER CONTROL, 24VAC, 50/60HZ
    Buy Surplus As Low As $163.78
    $163.78
    Repair Yours $272.97
    SIEMENS 500-055

    SIEMENS

    LANDIS & GYR

    500-055

    DISCONTINUED BY MANUFACTURER, ROOM TEMPERATURE SENSOR, MASTERSET, 1K OHM THERMISTOR, 20-120 DEGREE FAHRENHEIT
    ✓ IN STOCK!
    Buy Surplus As Low As $31.00
    $31.00
    SIEMENS 049840

    SIEMENS

    LANDIS & GYR

    049840

    DISCONTINUED BY MANUFACTURER, TEMPERTURE TRANSMITTER, -40-120F 3' CAP * TEMPERATURE TRANSMITTER. REMOTE BULB. RANGE -40 TO 120F. BULB 1/4 X 4 . 3'CAP
    ✓ IN STOCK!
    Buy Surplus As Low As $123.80
    $123.80
    Repair Yours $200.00
    SIEMENS LDU11.523A27

    SIEMENS

    LANDIS & GYR

    LDU11.523A27

    CONTROL BOX, 220-240VOLT, 5S
    ✓ IN STOCK!
    $1,259.00 Buy Surplus As Low As $756.00
    $756.00
    Repair Yours $628.00
    SIEMENS 533-376

    SIEMENS

    LANDIS & GYR

    533-376

    DISCONTINUED BY MANUFACTURER, TEMPERATURE SENSOR, 20-120F, MODEL: 010334
    ✓ IN STOCK!
    Buy Surplus As Low As $205.20
    $205.20
    Repair Yours $200.00
    SIEMENS 540-122

    SIEMENS

    LANDIS & GYR

    540-122

    DISCONTINUED BY MANUFACTURER, ROOM TEMPERATURE SENSOR, TERMINAL EQUIPMENT CONTROLLER, WITH FAHRENHEIT INDICATION, SETPOINT DIAL, DI SWITCH, REPLACED BY QAA2280.FWSC
    ✓ IN STOCK!
    Buy Surplus As Low As $182.00
    $182.00
    Repair Yours $200.00
    SIEMENS PRV-2.128

    SIEMENS

    LANDIS & GYR

    PRV-2.128

    DISCONTINUED BY MANUFACTURER, CONTROLLER HEATING, 24VAC, 50/60HZ, 100VA
    ✓ IN STOCK!
    Buy Surplus As Low As $433.50
    $433.50
    Repair Yours $283.00
    SIEMENS QAF81.3

    SIEMENS

    LANDIS & GYR

    QAF81.3

    FROST MONITOR 250VAC 2POINT 3000MM CAPILARY TUBE
    ✓ IN STOCK!
    $191.00 Buy Surplus As Low As $146.00
    $146.00
    Repair Yours $200.00
    SIEMENS LOK16.250A27

    SIEMENS

    LANDIS & GYR

    LOK16.250A27

    OIL BURNER CONTROL, UNIVERSAL, 5 AMP, 230 VAC, 50/60 HZ, 3.5 VA, TV 22.5S, TS MAX 5S
    ✓ IN STOCK!
    $2,258.10 Buy Surplus As Low As $1,354.86
    $1,354.86
    Repair Yours $1,250.00
    SIEMENS RWF61.10

    SIEMENS

    LANDIS & GYR

    RWF61.10

    DISCONTINUED BY MANUFACTURER, TEMPERATURE CONTROLLER, UNIVERSAL, POLYGYR, 24 VAC, 50/60 HZ, 1 MA, 0-10 VDC, 1 ANALOG OUTPUT, FOR USE W/ HVAC AND TEMPERATURE SENSORS QAA / AQF, -10 TO +10 DEG ...
    ✓ IN STOCK!
    Buy Surplus As Low As $477.00
    $477.00
    Repair Yours $396.00
    SIEMENS RMU710-2

    SIEMENS

    LANDIS & GYR

    RMU710-2

    DISCONTINUED BY MANUFACTURER, UNIVERSALCONTROLLER, 1 CONTROL LOOP, INTEGRATED SUPERVISORY FUNCTIONS, 4 AMP, 250 VAC, IP20
    ✓ IN STOCK!
    Buy Surplus As Low As $900.00
    $900.00
    Repair Yours $747.00
    SIEMENS PRU10.64

    SIEMENS

    LANDIS & GYR

    PRU10.64

    DISCONTINUED BY MANUFACTURER, UNIVERSAL PROCESS UNIT, WITH P-BUS AND CONNECTIONS FOR BLN OR FLN BUS, AC 24V, 50/60 HZ, PROTECTION CLASS IP20, RS-232 AND BLN / FLN (RS-485) INTERFACE
    ✓ IN STOCK!
    Buy Surplus As Low As $455.00
    $455.00
    Repair Yours $380.00
    SIEMENS RWD32

    SIEMENS

    LANDIS & GYR

    RWD32

    DISCONTINUED BY MANUFACTURER, TEMPERATURE CONTROLLER AC 230V 50/60HZ 6.5VA
    ✓ IN STOCK!
    Buy Surplus As Low As $214.97
    $214.97
    Repair Yours $272.97
    SIEMENS PTM6.1-PSI-MRBC

    SIEMENS

    LANDIS & GYR

    PTM6.1-PSI-MRBC

    CONTROLLER REMOTE BUILDING
    Buy Surplus As Low As $840.00
    $840.00
    Repair Yours $700.00
    SIEMENS 536-983A

    SIEMENS

    LANDIS & GYR

    536-983A

    DISCONTINUED BY MANUFACTURER, ROOM TEMPERATURE SENSOR, 20/120F, 100K
    Buy Surplus As Low As $122.00
    $122.00
    Repair Yours $200.00
    SIEMENS 540-662A

    SIEMENS

    LANDIS & GYR

    540-662A

    ROOM TEMPERATURE SENSOR BEIGE
    Buy Surplus As Low As $120.00
    $120.00
    Repair Yours $200.00
    SIEMENS 540-666FB

    SIEMENS

    LANDIS & GYR

    540-666FB

    ROOM TEMPERATURE SENSOR W/IND
    $165.00 Buy Surplus As Low As $99.00
    $99.00
    Repair Yours $200.00
    SIEMENS 540-672FB

    SIEMENS

    LANDIS & GYR

    540-672FB

    ROOM TEMPERATURE SENSOR-W/OVRD
    $170.00 Buy Surplus As Low As $102.00
    $102.00
    Repair Yours $200.00
    SIEMENS RXL21.1/FC-10

    SIEMENS

    LANDIS & GYR

    RXL21.1/FC-10

    ROOM CONTROLLER
    $165.00 Buy Surplus As Low As $99.00
    $99.00
    Repair Yours $200.00
    SIEMENS RCU50

    SIEMENS

    LANDIS & GYR

    RCU50

    CAV TEMPERATURE CONTROLLER
    $144.00 Buy Surplus As Low As $86.00
    $86.00
    Repair Yours $200.00
    SIEMENS QAW50

    SIEMENS

    LANDIS & GYR

    QAW50

    ROOM UNIT FOR USE W/HEATING CONTROLLER
    $117.00 Buy Surplus As Low As $70.00
    $70.00
    Repair Yours $200.00
    SIEMENS RVL41.00

    SIEMENS

    LANDIS & GYR

    RVL41.00

    HEATING CONTROLLER COMPENSATOR MULTIRANGE
    Buy Surplus As Low As $576.00
    $576.00
    Repair Yours $480.00
    SIEMENS LFI-15.5

    SIEMENS

    LANDIS & GYR

    LFI-15.5

    INVALID PART NUMBER
    Buy Surplus As Low As $90.00
    $90.00
    Repair Yours $200.00
    SIEMENS LFI-5.15

    SIEMENS

    LANDIS & GYR

    LFI-5.15

    CONTROL BOX 240VAC 50/60HZ 4VA
    Buy Surplus As Low As $90.00
    $90.00
    Repair Yours $200.00
    SIEMENS 540-672CA

    SIEMENS

    LANDIS & GYR

    540-672CA

    ROOM TEMPERATURE SENSOR W/STPT
    $165.00 Buy Surplus As Low As $99.00
    $99.00
    Repair Yours $200.00
    SIEMENS RWF61.20

    SIEMENS

    LANDIS & GYR

    RWF61.20

    TEMPERATURE CONTROLLER POLYGYR
    Buy Surplus As Low As $240.00
    $240.00
    Repair Yours $200.00
    SIEMENS RWD32S

    SIEMENS

    LANDIS & GYR

    RWD32S

    TEMPERATURE CONTROLLER AC 230V 50/60HZ 6VA
    $250.00 Buy Surplus As Low As $125.00
    $125.00
    Repair Yours $200.00
    SIEMENS 540-514

    SIEMENS

    LANDIS & GYR

    540-514

    DISCONTINUED BY MANUFACTURER, TERMINAL BOX, CONTROLLER, 24VAC, 50/60 HZ
    Buy Surplus As Low As $849.00
    $849.00
    Repair Yours $698.00
    SIEMENS MS-CIGSSY6P2P-0

    SIEMENS

    LANDIS & GYR

    MS-CIGSSY6P2P-0

    UNITARY CONTROLLER INTERFACE
    $23,585.00 Buy Surplus As Low As $14,151.00
    $14,151.00
    Repair Yours $11,766.00
    SIEMENS 540-162A

    SIEMENS

    LANDIS & GYR

    540-162A

    TERMINAL BOX CONTROLLER A-OP
    $435.00 Buy Surplus As Low As $261.00
    $261.00
    Repair Yours $223.00
    SIEMENS 540-664A

    SIEMENS

    LANDIS & GYR

    540-664A

    ROOM TEMPERATURE SENSOR W/STPT BEIGE
    Buy Surplus As Low As $144.00
    $144.00
    Repair Yours $200.00
    SIEMENS 540-662B

    SIEMENS

    LANDIS & GYR

    540-662B

    DISCONTINUED BY MANUFACTURER 01/06/2023, ROOM TEMPERATURE SENSOR, ELECTRONIC, W/OVRD, WHITE
    Buy Surplus As Low As $182.00
    $182.00
    Repair Yours $200.00
    SIEMENS 540-666FA

    SIEMENS

    LANDIS & GYR

    540-666FA

    ROOM TEMPERATURE SENSOR W/IND
    $165.00 Buy Surplus As Low As $99.00
    $99.00
    Repair Yours $200.00
    Next
    1 2