Product Search

    SEARCH NOW FOR ALL YOUR RADWELL SOLUTIONS

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

    HVAC / HVAC Control System Board

    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.

    Filter Results
    Results 1-50 of 883.
    JOHNSON CONTROLS 031-02043-001

    JOHNSON CONTROLS

    YORK

    031-02043-001

    PC BOARD, MICROGATEWAY POWER
    ✓ IN STOCK!
    £4,119.19 Price with VAT: £4,943.02 Buy Surplus As Low As £1,828.40 Price with VAT: £2,194.08
    £1,828.40 Price with VAT: £2,194.08
    EMERSON 845-2300

    EMERSON

    CLIMATE TECHNOLOGIES

    845-2300

    HVAC CONTROL SYSTEM, BX-300, DIGITAL DISPLAY, 24VAC VOLTAGE, 50VA CURRENT MAX, 50/60HZ FREQUENCY
    ✓ IN STOCK!
    £3,630.88 Price with VAT: £4,357.05 Buy Surplus As Low As £1,082.28 Price with VAT: £1,298.73
    £1,082.28 Price with VAT: £1,298.73
    Repair Yours Contact Us
    LENNOX Y8104

    LENNOX

    Y8104

    INVERTED CONTROL BOARD
    ✓ IN STOCK!
    £707.68 Price with VAT: £849.22 Buy Surplus As Low As £384.45 Price with VAT: £461.34
    £384.45 Price with VAT: £461.34
    AUTOMATED LOGIC M0320

    AUTOMATED LOGIC

    M0320

    DISCONTINUED BY MANUFACTURER, CONTROL MODULE, 24VAC, 50-60HZ, 35VA
    ✓ IN STOCK!
    Buy Surplus As Low As £644.98 Price with VAT: £773.97
    £644.98 Price with VAT: £773.97
    SIEMENS 091-60210-44

    SIEMENS

    STAEFA CONTROL SYS

    091-60210-44

    DISCONTINUED BY MANUFACTURER, CONTROLLER, SMART 2, HEAT PUMP, 4 IN, 6 DO
    ✓ IN STOCK!
    Buy Surplus As Low As £510.22 Price with VAT: £612.26
    £510.22 Price with VAT: £612.26
    Repair Yours Contact Us
    UNITED TECHNOLOGIES 33CSZC-PI

    UNITED TECHNOLOGIES

    CARRIER

    33CSZC-PI

    DISCONTINUED BY MANUFACTURER, ZONE CONTROL, ZONE IAQ CAPABILITY
    ✓ IN STOCK!
    Buy Surplus As Low As £435.36 Price with VAT: £522.43
    £435.36 Price with VAT: £522.43
    HONEYWELL W973E1005

    HONEYWELL

    W973E1005

    DISCONTINUED BY MANUFACTURER, , LOGIC PANEL, USE WITH T7067 AND Q667, STAGES 0 HEAT/4 COOL
    ✓ IN STOCK!
    Buy Surplus As Low As £972.68 Price with VAT: £1,167.22
    £972.68 Price with VAT: £1,167.22
    ROBERTSHAW DMS-35

    ROBERTSHAW

    DMS-35

    DISCONTINUED BY MANUFACTURER, SYSTEM CONTROLLER, DIGITAL DISPLAY, 120 V
    ✓ IN STOCK!
    Buy Surplus As Low As £437.20 Price with VAT: £524.63
    £437.20 Price with VAT: £524.63
    Repair Yours Contact Us
    HONEYWELL W7751E-1007

    HONEYWELL

    W7751E-1007

    DISCONTINUED BY MANUFACTURER, CONTROLLER EXCEL 10
    ✓ IN STOCK!
    Buy Surplus As Low As £391.82 Price with VAT: £470.19
    £391.82 Price with VAT: £470.19
    Repair Yours Contact Us
    UNITED TECHNOLOGIES LH33WP008

    UNITED TECHNOLOGIES

    CARRIER

    LH33WP008

    BOARD IGNITER CONTROL , LH33WP008
    ✓ IN STOCK!
    £491.17 Price with VAT: £589.41 Buy Surplus As Low As £373.29 Price with VAT: £447.94
    £373.29 Price with VAT: £447.94
    NVENT 10720-004

    NVENT

    RAYCHEM THERMAL MANAGEMENT

    10720-004

    PC BOARD / CARD RACK MODULE, SSR, RTD INPUT, SOLID STATE RELAY, 0.4 AMP, 12 VDC, 3.54 X 9.76 INCH, FOR USE WITH NGC-30 ADVANCED HEAT-TRACING CONTROL SYSTEM, FOR HAZARDOUS LOCATIONS
    ✓ IN STOCK!
    £2,532.13 Price with VAT: £3,038.55 Buy Surplus As Low As £456.48 Price with VAT: £547.77
    £456.48 Price with VAT: £547.77
    Repair Yours Contact Us
    JOHNSON CONTROLS MS-NAE5510-702

    JOHNSON CONTROLS

    METASYS

    MS-NAE5510-702

    DISCONTINUED BY MANUFACTURER, NETWORK AUTOMATION CONTROLER, 24 VAC, CLASS 2
    ✓ IN STOCK!
    Buy Surplus As Low As £678.37 Price with VAT: £814.05
    £678.37 Price with VAT: £814.05
    Repair Yours Contact Us
    UNITED TECHNOLOGIES OPN-APP

    UNITED TECHNOLOGIES

    CARRIER

    OPN-APP

    CONTROLLER, GENERAL PURPOSE, I-VU APPCONTROLLER, FOR FACTORY ENGINEERED CONTROL PROGRAMS, ENERGY EFFICIENCY, FOR FAN COILS / UNIT VENTILATORS / HEAT PUMPS
    ✓ IN STOCK!
    £2,485.10 Price with VAT: £2,982.12 Buy Surplus As Low As £588.09 Price with VAT: £705.70
    £588.09 Price with VAT: £705.70
    JOHNSON CONTROLS AS-UNT141-701

    JOHNSON CONTROLS

    AS-UNT141-701

    UNITARY CONTROLLER, 0.5A, 24VAC, CLASS 2
    ✓ IN STOCK!
    £1,189.17 Price with VAT: £1,427.01 Buy Surplus As Low As £904.01 Price with VAT: £1,084.81
    £904.01 Price with VAT: £1,084.81
    AMERICAN STANDARD 6400-0392-01

    AMERICAN STANDARD

    6400-0392-01

    DISCONTINUED BY MANUFACTURER, PC BOARD, TRANE, HVAC CONTROL, 5 DIGIT LED DISPLAY
    ✓ IN STOCK!
    Buy Surplus As Low As £1,354.96 Price with VAT: £1,625.95
    £1,354.96 Price with VAT: £1,625.95
    Repair Yours Contact Us
    JOHNSON CONTROLS LP-FX10B21-100D

    JOHNSON CONTROLS

    LP-FX10B21-100D

    DISCONTINUED BY MANUFACTURER, CIRCUIT BOARD, EXPANSION BOARD, 16 BIT
    ✓ IN STOCK!
    Buy Surplus As Low As £1,086.16 Price with VAT: £1,303.39
    £1,086.16 Price with VAT: £1,303.39
    Repair Yours Contact Us
    KMC CONTROLS BAC-A1616BC-001

    KMC CONTROLS

    BAC-A1616BC-001

    BUILDING CONTROLLER, BACNET BBC, 16 X 16, WEB, CLOCK
    ✓ IN STOCK!
    £3,442.11 Price with VAT: £4,130.53 Buy Surplus As Low As £1,472.34 Price with VAT: £1,766.80
    £1,472.34 Price with VAT: £1,766.80
    INGERSOLL RAND BRD04570

    INGERSOLL RAND

    TRANE

    BRD04570

    CONTROL BOARD, TRACER VV550 , BRD04570
    ✓ IN STOCK!
    £1,365.55 Price with VAT: £1,638.66 Buy Surplus As Low As £1,038.55 Price with VAT: £1,246.26
    £1,038.55 Price with VAT: £1,246.26
    JOHNSON CONTROLS S1-031-03007-000

    JOHNSON CONTROLS

    YORK

    S1-031-03007-000

    BOARD, CNTRL,VAV/ECON, EXP ANSION W/COMM , , S1-03103007000
    ✓ IN STOCK!
    £851.53 Price with VAT: £1,021.83 Buy Surplus As Low As £647.16 Price with VAT: £776.59
    £647.16 Price with VAT: £776.59
    DELTA CONTROLS DSC-633E

    DELTA CONTROLS

    DSC-633E

    DISCONTINUED BY MANUFACTURER, CONTROLLER / BUILDING, DELTA SYSTEM, PROGRAMMABLE, NATIVE BACKNET, ETHERNET, 6 UNIVERSAL INPUT, 3 ANALOG OUTPUT, 3 BINARY TRIAC OUTPUT
    ✓ IN STOCK!
    Buy Surplus As Low As £681.71 Price with VAT: £818.05
    £681.71 Price with VAT: £818.05
    Repair Yours Contact Us
    JOHNSON CONTROLS LP-FX4023A-0

    JOHNSON CONTROLS

    LP-FX4023A-0

    DISCONTINUED BY MANUFACTURER, SUPERVISORY CONTROLLER, FX40, 120 VAC, 35 W MAX, 50/60 HZ, 128 MB RAM, 32 MB FLASH, 1 ETHERNET PORT, 1 RS-485 PORT, 1 MODEM, 1 LONWORKS FT/TP-10 PORT, 6 UNIVERS ...
    ✓ IN STOCK!
    Buy Surplus As Low As £1,485.54 Price with VAT: £1,782.64
    £1,485.54 Price with VAT: £1,782.64
    Repair Yours Contact Us
    DELTA CONTROLS DSC-1616-H

    DELTA CONTROLS

    DSC-1616-H

    CONTROLLER PROGRAMMABLE
    ✓ IN STOCK!
    Buy Surplus As Low As £2,620.22 Price with VAT: £3,144.26
    £2,620.22 Price with VAT: £3,144.26
    Repair Yours Contact Us
    EMERSON SKE10AMDXA

    EMERSON

    LIEBERT

    SKE10AMDXA

    UPGRADE KIT, LEVEL 10 TO AM INTERFACE MODULE, 460V,
    ✓ IN STOCK!
    £5,021.29 Price with VAT: £6,025.55 Buy Surplus As Low As £1,233.82 Price with VAT: £1,480.59
    £1,233.82 Price with VAT: £1,480.59
    JOHNSON CONTROLS MS-NCE2510-700

    JOHNSON CONTROLS

    METASYS

    MS-NCE2510-700

    DISCONTINUED BY MANUFACTURER, NETWORK CONTROL MODULE, 24VAC MAX, CLASS 2
    ✓ IN STOCK!
    Buy Surplus As Low As £957.60 Price with VAT: £1,149.11
    £957.60 Price with VAT: £1,149.11
    Repair Yours Contact Us
    INGERSOLL RAND 5010-0721

    INGERSOLL RAND

    TRANE

    5010-0721

    DISCONTINUED BY MANUFACTURER, TRACER, PCM MODULE, 20 POINT, STANDARD, BRD0648
    ✓ IN STOCK!
    Buy Surplus As Low As £447.90 Price with VAT: £537.48
    £447.90 Price with VAT: £537.48
    Repair Yours Contact Us
    JOHNSON CONTROLS 331-02550-101

    JOHNSON CONTROLS

    YORK

    331-02550-101

    MICRO / IO CONTROL BOARD KIT, SPARE PART, IPU2, FOR CHILLER
    ✓ IN STOCK!
    £16,607.75 Price with VAT: £19,929.30 Buy Surplus As Low As £12,621.89 Price with VAT: £15,146.27
    £12,621.89 Price with VAT: £15,146.27
    Repair Yours Contact Us
    JOHNSON CONTROLS 031-02474-001

    JOHNSON CONTROLS

    YORK

    031-02474-001

    PROGRAM CHILLER MEMORY CARD, OPTIVIEW
    ✓ IN STOCK!
    £2,975.55 Price with VAT: £3,570.66 Buy Surplus As Low As £1,366.50 Price with VAT: £1,639.80
    £1,366.50 Price with VAT: £1,639.80
    HONEYWELL W7750B-2001

    HONEYWELL

    W7750B-2001

    DISCONTINUED BY MANUFACTURER 01/09/2013, CONTROLLER, CONSTANT VOLUME AIR HANDLING UNIT, W/ TRIAC & ANALOG OUTPUTS
    ✓ IN STOCK!
    Buy Surplus As Low As £1,170.51 Price with VAT: £1,404.61
    £1,170.51 Price with VAT: £1,404.61
    Repair Yours Contact Us
    ALERTON TX-653

    ALERTON

    TX-653

    DISCONTINUED BY MANUFACTURER, DIGITAL PROGRAMMABLE CONTROLLER, 24 V AC POWER SUPPLY, 10 VA, 150 MA POWER, 6 INPUTS, W/ 10-BIT RESOLUTION, 5 DIGITAL OUTPUTS, RATED 24 V AC, 0.5 AMP, 3 ANALOG ...
    ✓ IN STOCK!
    Buy Surplus As Low As £1,209.33 Price with VAT: £1,451.20
    £1,209.33 Price with VAT: £1,451.20
    Repair Yours Contact Us
    EMERSON 59-5043

    EMERSON

    59-5043

    OEM REPLACEMENT INTEGRATED FURNACE CONTROL CIRCUIT BOARD USED IN HEATING, VENTILATION AND AIR CONDITIONING (HVAC) SYSTEMS, OPERATES ON STANDARD 24 VAC THERMOSTAT AND CONTROL POWER
    ✓ IN STOCK!
    Buy Surplus As Low As £537.48 Price with VAT: £644.98
    £537.48 Price with VAT: £644.98
    Repair Yours Contact Us
    HONEYWELL R7515B1040 18

    HONEYWELL

    R7515B1040 18

    DISCONTINUED BY MANUFACTURER, DELTANET MICROCEL CONTROLLER, WITH ML6161 ACTUATOR, 24 VAC 50/60 HZ, CLASS 2, MAXIMUM AMBIENT 49C/120F
    ✓ IN STOCK!
    Buy Surplus As Low As £403.11 Price with VAT: £483.73
    £403.11 Price with VAT: £483.73
    Repair Yours Contact Us
    DISTECH CDIY-S1048-MS-00

    DISTECH

    CDIY-S1048-MS-00

    SYSTEM CONTROLLER, CONNECTED ECY-S1000-48-MS, PROGRAMMABLE, WITH ECLYPSE GEN 1 SOFTWARE, CONTROL AUTOMATION, CONNECTIVITY SERVER, WITH SUPPORT OF UP TO 48 I/O POINTS AND 10 MODBUS DEVICES, S ...
    ✓ IN STOCK!
    £1,796.08 Price with VAT: £2,155.29 Buy Surplus As Low As £1,196.88 Price with VAT: £1,436.25
    £1,196.88 Price with VAT: £1,436.25
    Repair Yours Contact Us
    HONEYWELL UN-RS0844ES24NMC

    HONEYWELL

    UN-RS0844ES24NMC

    UNITARY CONTROLLER, OPTIMIZER, IP20, PROGRAMMABLE, 8 UNIVERSAL I/O, 4 SOLID STATE RELAY, 4 RELAY, BACNET IP, SYLK BUS, 24 VAC/DC, NIAGARA ENGINEERED, MODBUS RTU, SMALL HOUSING, DIN MOUNT
    ✓ IN STOCK!
    £565.85 Price with VAT: £679.02 Buy Surplus As Low As £430.73 Price with VAT: £516.88
    £430.73 Price with VAT: £516.88
    Repair Yours Contact Us
    HONEYWELL WEB-403-EXP-AX

    HONEYWELL

    WEB-403-EXP-AX

    DISCONTINUED BY MANUFACTURER, BUILDING CONTROLLER, WEB SERIES, BACNET
    ✓ IN STOCK!
    Buy Surplus As Low As £1,343.70 Price with VAT: £1,612.44
    £1,343.70 Price with VAT: £1,612.44
    JOHNSON CONTROLS AS-UNT121-701

    JOHNSON CONTROLS

    AS-UNT121-701

    UNITARY CONTROL, 24 VAC 2 AMP SUPPLY, 6 X 24 VAC 0.8 AMP DIGITAL OUTPUT, 2 X 0-10 VDC 0.01 AMP ANALOG OUTPUT
    ✓ IN STOCK!
    £1,189.17 Price with VAT: £1,427.01 Buy New £1,189.17 Price with VAT: £1,427.01
    £1,401.92 Price with VAT: £1,682.30
    JOHNSON CONTROLS DX-9100-7990

    JOHNSON CONTROLS

    DX-9100-7990

    CONTROLLER BASE, 9-PIN CONNECTOR, SCREW TERMINAL CONNECTION, RESISTIVE NETWORK
    ✓ IN STOCK!
    £1,745.32 Price with VAT: £2,094.38 Buy Surplus As Low As £679.26 Price with VAT: £815.11
    £679.26 Price with VAT: £815.11
    TRIANGLE TUBE KSR532

    TRIANGLE TUBE

    KSR532

    DISCONTINUED BY MANUFACTURER, CONTROL MODULE STANDARD
    ✓ IN STOCK!
    Buy Surplus As Low As £678.57 Price with VAT: £814.28
    £678.57 Price with VAT: £814.28
    ENVIROTEC 66-13060-01

    ENVIROTEC

    66-13060-01

    FAN RELAY BOARD , 66-13060-01
    ✓ IN STOCK!
    £794.25 Price with VAT: £953.10 Buy Surplus As Low As £603.63 Price with VAT: £724.35
    £603.63 Price with VAT: £724.35
    INGERSOLL RAND 23533524

    INGERSOLL RAND

    23533524

    DISPLAY / CONTROL PANEL, FENIX DCU ASSEMBLY, XE-145-DCU, SUPPLY INPUT (X01) / 0.2 AMP / 24 VDC, DESIGNED FOR USE WITH INGERSOLL RAND AIR COMPRESSORS
    ✓ IN STOCK!
    £7,920.37 Price with VAT: £9,504.44 Buy Surplus As Low As £5,227.74 Price with VAT: £6,273.29
    £5,227.74 Price with VAT: £6,273.29
    Repair Yours Contact Us
    PULSAFEEDER MCT210BC

    PULSAFEEDER

    MCT210BC

    DISCONTINUED BY MANUFACTURER, COOLINGTOWER CONTROLLER, 90-250V, 12/5AMPS, 50/60HZ, 1 PH
    ✓ IN STOCK!
    Buy Surplus As Low As £849.11 Price with VAT: £1,018.94
    £849.11 Price with VAT: £1,018.94
    Repair Yours Contact Us
    ALERTON VLC-16160-E

    ALERTON

    VLC-16160-E

    DISCONTINUED BY MANUFACTURER, PLC MODULE / CONTROLLER, BACTALK, BACNET, 0.5 AMP, 18/100 VA, 24 VAC, 20 VDC, 16 UNIVERSAL INPUT / OUTPUT
    ✓ IN STOCK!
    Buy Surplus As Low As £1,492.25 Price with VAT: £1,790.70
    £1,492.25 Price with VAT: £1,790.70
    Repair Yours Contact Us
    ASEA BROWN BOVERI ACQ580-01-017A-2

    ASEA BROWN BOVERI

    ACQ580-01-017A-2

    HVAC DRIVES, ACH580 SERIES, 50/60 HZ, 220-240 V
    ✓ IN STOCK!
    £2,446.08 Price with VAT: £2,935.29 Buy Surplus As Low As £606.04 Price with VAT: £727.25
    £606.04 Price with VAT: £727.25
    JOHNSON CONTROLS LP-FX16X14-000C

    JOHNSON CONTROLS

    LP-FX16X14-000C

    DISCONTINUED BY MANUFACTURER, MASTER CONTROLLER / FX16, FACILITY EXPLORER, 6 ANALOG INPUT, 8 DIGITAL INPUT, 4 ANAOLG OUTPUT, 9 DIGITAL OUTPUT / 4 RELAY + 5 TRIAC, BACNET CARD
    ✓ IN STOCK!
    Buy Surplus As Low As £453.20 Price with VAT: £543.84
    £453.20 Price with VAT: £543.84
    Repair Yours Contact Us
    AUTOMATED LOGIC SE6104SP

    AUTOMATED LOGIC

    SE6104SP

    DISCONTINUED BY MANUFACTURER, CONTROL MODULE, 24 VAC, 1 PROGRAM, UP TO 400 NETWORK VISIBLE BACNET OBJECTS
    ✓ IN STOCK!
    Buy Surplus As Low As £1,176.30 Price with VAT: £1,411.56
    £1,176.30 Price with VAT: £1,411.56
    Repair Yours Contact Us
    HONEYWELL 51198831-100

    HONEYWELL

    MEASUREX

    51198831-100

    DISCONTINUED BY MANUFACTURER, COMMUNICATION MODULE, TDC2000, PWA HIGHWAY
    ✓ IN STOCK!
    Buy Surplus As Low As £1,074.96 Price with VAT: £1,289.95
    £1,074.96 Price with VAT: £1,289.95
    Repair Yours Contact Us
    JOHNSON CONTROLS DX-9100-8454

    JOHNSON CONTROLS

    METASYS

    DX-9100-8454

    DISCONTINUED BY MANUFACTURER, CONTROLLER MODULE, PLANT, EXTENDED, DIGITAL, 24 VAC, 14 OUTPUT
    ✓ IN STOCK!
    Buy Surplus As Low As £753.82 Price with VAT: £904.58
    £753.82 Price with VAT: £904.58
    Repair Yours Contact Us
    AAON ASM01670

    AAON

    ASM01670

    (PRICE/EA), BOARD VCMX WATTMASTER
    ✓ IN STOCK!
    £1,090.96 Price with VAT: £1,309.15 Buy Surplus As Low As £829.13 Price with VAT: £994.96
    £829.13 Price with VAT: £994.96
    COMPUTER PROCESS 830-1020

    COMPUTER PROCESS

    830-1020

    DISCONTINUED BY MANUFACTURER, REFRIGERATON CONTROLLER, EINSTEIN, RX-300, POWER INPUT: 24 VAC, 50/60 HZ, CLASS 2, 40 VA MAX
    ✓ IN STOCK!
    Buy Surplus As Low As £656.92 Price with VAT: £788.30
    £656.92 Price with VAT: £788.30
    Repair Yours Contact Us
    JOHNSON CONTROLS AS-UNT110-701

    JOHNSON CONTROLS

    AS-UNT110-701

    UNITARY CONTROLLER, 6 ANALOG INPUTS, 4 BINARY INPUTS, 24 VAC INPUT ONLY
    ✓ IN STOCK!
    £2,003.60 Price with VAT: £2,404.32 Buy Surplus As Low As £1,202.16 Price with VAT: £1,442.59
    £1,202.16 Price with VAT: £1,442.59
    INVENSYS RPTR-ECH-W2F

    INVENSYS

    RPTR-ECH-W2F

    REPEATER, ECHELON, XF1250/2 FIBER
    ✓ IN STOCK!
    £1,291.83 Price with VAT: £1,550.20 Buy Surplus As Low As £715.72 Price with VAT: £858.87
    £715.72 Price with VAT: £858.87
    Repair Yours Contact Us
    Next
    1 2 3 4 5 6 7 8 9 10 11
    Related Categories
    Control Software CPU/Control Board Diagnostic Equipment Electrical Cable/Wire Enclosure Fuse PLC Software Power Controller Relay/Socket Temperature/Process Control Thermostat Toggle Switch