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    Industrial HVAC Components & Controls

    Enhance climate control efficiency with quality air handlers, actuators, and boiler controls, tailored for reliable HVAC performance in commercial and industrial settings.

    Optimize your HVAC systems with our comprehensive range of high-quality components and controls. Our HVAC selection features air conditioners, air handlers, boiler controls, flame/spark rods, and HVAC actuators to meet your industrial and commercial heating, ventilation, and air conditioning needs. Whether you're maintaining commercial buildings, optimizing industrial HVAC systems, or upgrading climate control in manufacturing facilities, our comprehensive range of HVAC components ensures peak performance and efficiency in your heating, ventilation, and air conditioning applications. Shop now for top-quality HVAC components and systems to optimize your industrial climate control.

    Rockwell Disclaimer: The product is used surplus. Radwell is not an authorized 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 authorized dealers. Because Radwell is not an authorized 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.

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    Results 1-50 of 821.
    DWYER A-481

    DWYER

    A-481

    STATIC PRESSURE INSTALLER KIT, AIR GAUGE, 2 PLASTIC STATIC PRESSURE TIPS, 6 FEET PVC TUBING, FOR USE WITH DIFFERENTIAL PRESSURE SWITCH, (PRICE/EACH)
    ✓ IN STOCK!
    CAN$14.24 Buy Surplus As Low As CAN$8.33
    CAN$8.33
    HONEYWELL F76S1015

    HONEYWELL

    RESIDEO

    F76S1015

    WATER FILTER, 100 MICROMETERS SCREEN SIZE, 3/4 INCH PIP SIZE, 8.4CV CAPACITY, 230 PSI MAX PRESSURE, WITH GAUGE
    ✓ IN STOCK!
    CAN$857.85 Buy Surplus As Low As CAN$483.81
    CAN$483.81
    HONEYWELL RM7895D1011

    HONEYWELL

    RM7895D1011

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, INTERRUPTED PILOT TYPE, DELAYED MAIN VALVE, DYNAMIC AIRFLOW CHECK, SELECTABLE INTERLOCKS, 10 SECOND MAIN FLAME ESTABLISHING PERIOD, 4 OR 10 SE ...
    ✓ IN STOCK!
    CAN$1,897.37 Buy Surplus As Low As CAN$1,144.44
    CAN$1,144.44
    Repair Yours CAN$777.92
    HONEYWELL RM7895B1013

    HONEYWELL

    RM7895B1013

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, DUST COVER, INTERMITTENT PILOT TYPE, DYNAMIC AIRFLOW CHECK, SELECTABLE INTERLOCKS, INTERMITTENT MAIN FLAME ESTABLISHING PERIOD, 4 TO 10 SECOND ...
    ✓ IN STOCK!
    CAN$1,916.42 Buy Surplus As Low As CAN$1,149.85
    CAN$1,149.85
    Repair Yours CAN$674.40
    HONEYWELL ML8195A-1007

    HONEYWELL

    ML8195A-1007

    DISCONTINUED BY MANUFACTURER, ACTUATOR, 24VAC, 50/60HZ, 142LB-IN TORQUE
    ✓ IN STOCK!
    CAN$710.17 Buy Surplus As Low As CAN$539.84
    CAN$539.84
    Repair Yours CAN$355.71
    HONEYWELL R7044B1016-3

    HONEYWELL

    R7044B1016-3

    DISCONTINUED BY MANUFACTURER, CONTROLLER MODULE, DELTANET, EXCEL PLUS, HVAC, 24 VAC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,510.16
    CAN$1,510.16
    Repair Yours CAN$1,020.97
    HONEYWELL RA890G1229

    HONEYWELL

    RA890G1229

    20 VAC PROTECTORELAY W/ 0.8 SECOND FFTR (15 SAFETY SWITCH TIMING)
    ✓ IN STOCK!
    CAN$4,939.41 Buy New CAN$4,939.41
    CAN$4,956.22
    Repair Yours CAN$936.71
    HONEYWELL 14507287-003

    HONEYWELL

    14507287-003

    DISCONTINUED BY MANUFACTURER, POWER SUPPLY, EXTENDED, 120 VAC INPUT, 50VA CONTOLLER TRANSF + 100VA & 24VDC ACCESS TRANSF W/ CONV OUTLET & BREAKER
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$2,230.87
    CAN$2,230.87
    Repair Yours CAN$1,521.02
    UNITED TECHNOLOGIES HK42FZ011

    UNITED TECHNOLOGIES

    CARRIER

    HK42FZ011

    DISCONTINUED BY MANUFACTURER, FURNACE CONTROL, HSCI, 24 VAC INPUT, 465 MA, 60 HZ, 120 VAC LINE, 1012-940
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$721.06
    CAN$721.06
    Repair Yours CAN$473.08
    HONEYWELL Q674C1058

    HONEYWELL

    Q674C1058

    SWITCH SUB-BASE, T874, OFF/AUTO FAN AUTO/ON
    ✓ IN STOCK!
    CAN$26.46 Buy Surplus As Low As CAN$20.11
    CAN$20.11
    JOHNSON CONTROLS T-4002-124

    JOHNSON CONTROLS

    T-4002-124

    MOUNTING BRACKET KIT, SURFACE MOUNT, USE WITH T-4000 SERIES THERMOSTATS AND COVERS
    ✓ IN STOCK!
    CAN$42.04 Buy Surplus As Low As CAN$28.87
    CAN$28.87
    JOHNSON CONTROLS P47AA-1

    JOHNSON CONTROLS

    P47AA-1

    0/15# OPEN-HI,SPST,PRESSURE SWITCH
    ✓ IN STOCK!
    CAN$1,450.56 Buy Surplus As Low As CAN$986.09
    CAN$986.09
    MODUS SD-030

    MODUS

    SD-030

    DISCONTINUED BY MANUFACTURER, SURGE DAMPENER, 30 SECOND DELAY
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$31.74
    CAN$31.74
    HAMMOND MANUFACTURING EJPA

    HAMMOND MANUFACTURING

    EJPA

    HAMMOND ENCLOSURE PADLOCK KIT, 304 STAINLESS STEEL. FOR USE WITH ECLIPSE JUNIOR SERIES ENCLOSURES. MOUNTING HARDWARE INCLUDED.
    ✓ IN STOCK!
    CAN$61.66 Buy Surplus As Low As CAN$29.88
    CAN$29.88
    HONEYWELL RM7840G1014

    HONEYWELL

    RM7840G1014

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, PROGRAMMING MODULE, INTERRUPTED PILOT TYPE, SELECTABLE SECOND STAGE PILOT VALVE, USER SELECTABLE AIRFLOW CHECK, 5 SECOND EARLY SPARK TERMINATI ...
    ✓ IN STOCK!
    CAN$6,361.38 Buy Surplus As Low As CAN$3,816.82
    CAN$3,816.82
    Repair Yours CAN$1,269.43
    HONEYWELL RM7823A1016

    HONEYWELL

    RM7823A1016

    BURNER CONTROL UNIT, 7800 SERIES, FLAME SWITCH, 2X SPDT RELAYS, 120 VAC, 50/60 HZ
    ✓ IN STOCK!
    CAN$1,631.98 Buy Surplus As Low As CAN$979.19
    CAN$979.19
    Repair Yours CAN$463.47
    HONEYWELL 51401496-100

    HONEYWELL

    MEASUREX

    51401496-100

    DISCONTINUED BY MANUFACTURER, FAN ASSEMBLY, DUAL NODE
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$272.40
    CAN$272.40
    Repair Yours CAN$356.51
    HONEYWELL 51198831-100

    HONEYWELL

    MEASUREX

    51198831-100

    DISCONTINUED BY MANUFACTURER, COMMUNICATION MODULE, TDC2000, PWA HIGHWAY
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$2,078.53
    CAN$2,078.53
    Repair Yours CAN$1,154.91
    FOODLINE PIPING SFA10

    FOODLINE PIPING

    SFA10

    DISCONTINUED BY MANUFACTURER, FILTER, 10X10X6
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$273.46
    CAN$273.46
    JOHNSON CONTROLS XT-9100-8304

    JOHNSON CONTROLS

    METASYS

    XT-9100-8304

    DISCONTINUED BY MANUFACTURER, EXTENSION MODULE, MODEL XT9100, I/O 0-10 V, LED STATUS INDICATOR, 24 VAC SUPPLY, CONNECTS XP TO DX MODULE
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$312.21
    CAN$312.21
    Repair Yours CAN$250.00
    HONEYWELL RM7800L1012

    HONEYWELL

    RM7800L1012

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, KEYBOARD DISPLAY MODULE, PRE-IGNITION, LOCKOUT, LOW AND HIGH FIRE INTERLOCKS, 120 VAC, 50/60 HZ
    ✓ IN STOCK!
    CAN$7,345.60 Buy Surplus As Low As CAN$4,407.36
    CAN$4,407.36
    Repair Yours CAN$1,301.27
    HONEYWELL S427D-1007

    HONEYWELL

    S427D-1007

    DISCONTINUED BY MANUFACTURER, PLUG IN PURGE TIMER, 2-15MIN RANGE, 120VAC, 60HZ, SPST SWITCHING
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$238.17
    CAN$238.17
    Repair Yours CAN$356.51
    HONEYWELL RM7840L1018

    HONEYWELL

    RM7840L1018

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, WITH VALVE PROVING, DUST COVER, 5 SECOND EARLY SPARK TERMINATION, 120 VAC, 50/60 HZ, REPLACES RM7840L1042
    ✓ IN STOCK!
    CAN$9,493.26 Buy Surplus As Low As CAN$5,695.95
    CAN$5,695.95
    Repair Yours CAN$1,176.49
    HONEYWELL 51400646-100

    HONEYWELL

    MEASUREX

    51400646-100

    DISCONTINUED BY MANUFACTURER, FAN ASSEMBLY, DUAL FAN, FOR 5 SLOT CHASSIS
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$237.63
    CAN$237.63
    Repair Yours CAN$355.71
    HONEYWELL XF521-A

    HONEYWELL

    XF521-A

    DISCONTINUED BY MANUFACTURER, INPUT MODULE, ANALOG, 20 AMP MAX, 10 VDC, 8 POINT
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$328.39
    CAN$328.39
    Repair Yours CAN$356.51
    HONEYWELL TP974A-2000-3

    HONEYWELL

    TP974A-2000-3

    DISCONTINUED BY MANUFACTURER, PNEUMATIC SPACE TEMPERATURE SENSOR, DIRECT ACTING, 50-100DEGREES FARENHEIT
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$138.57
    CAN$138.57
    Repair Yours CAN$355.71
    JOHNSON CONTROLS AS-UNT-111-1

    JOHNSON CONTROLS

    METASYS

    AS-UNT-111-1

    DISCONTINUED BY MANUFACTURER, CONTROLLER, UNITARY, LOW AMBIENT TEMPERATURE, 32-140 DEGREES F, 2 AMP, 24 VAC, 6 BINARY OUTPUT, 2 ANALOG OUTPUT, SPADE QUICK CONNECTOR
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,150.67
    CAN$1,150.67
    Repair Yours CAN$576.00
    SIEMENS 6ES59810FA41

    SIEMENS

    6ES59810FA41

    SIMATIC S5 DUST FILTER HOLDER
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$916.58
    CAN$916.58
    EBM PAPST R2E175-AC91-05

    EBM PAPST

    R2E175-AC91-05

    BLOWER, 170MM, 400VAC; BLOWER TYPE:CENTRIFUGAL; SUPPLY VOLTAGE:400VAC; VOLTAGE TYPE:AC; FAN FRAME SIZE:175MM; EXTERNAL DEPTH:63MM; AIR FLOW - CFM:245CFM; AIR FLOW - M3/MIN:6.94M³/MIN; NOISE ...
    ✓ IN STOCK!
    CAN$576.19 Buy Surplus As Low As CAN$380.29
    CAN$380.29
    Repair Yours CAN$356.51
    HAMMOND MANUFACTURING FAN150AC115

    HAMMOND MANUFACTURING

    FAN150AC115

    AXIAL FAN, 50.8MM, 115VAC, 235CFM, 63DBA; NOMINAL RATED VOLTAGE AC:115V; FAN FRAME TYPE:SQUARE; FAN FRAME SIZE:161.93MM; EXTERNAL DEPTH:50.8MM; BEARING TYPE:BALL BEARING; AIR FLOW - CFM:235C ...
    ✓ IN STOCK!
    CAN$238.24 Buy Surplus As Low As CAN$128.08
    CAN$128.08
    SOURCE 1 031-01267-001A

    SOURCE 1

    031-01267-001A

    DISCONTINUED BY MANUFACTURER, PC BOARD , CONTROL BOARD HVAC, YORK COLEMAN P031-01267-001 FURNACE CONTROL CIRCUIT BOARD SOURCE1 031-01267-001A =031-01267-001, DISCONTINUED JUL 09, 2021
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$114.30
    CAN$114.30
    Repair Yours CAN$360.00
    SIEMENS PTM6.2Q250-M

    SIEMENS

    LANDIS & GYR

    PTM6.2Q250-M

    DISCONTINUED BY MANUFACTURER, POINT TERMINATION MODULE, 2 POINT, DIGITAL, CONTACT CLOSURE, 240 VAC, 4A, LED INDICATION (ON/OFF), SUPERVISED HAND-OFF-AUTO SWITCH
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$47.62
    CAN$47.62
    Repair Yours CAN$356.51
    HAMMOND MANUFACTURING FAN80AC115

    HAMMOND MANUFACTURING

    FAN80AC115

    AXIAL FAN, 80MM, 115VAC; NOMINAL RATED VOLTAGE AC:115V; FAN FRAME TYPE:SQUARE; FAN FRAME SIZE:80MM; EXTERNAL DEPTH:38MM; BEARING TYPE:BALL BEARING; AIR FLOW - CFM:32CFM; NOISE RATING:34DBA; ...
    ✓ IN STOCK!
    CAN$90.94 Buy Surplus As Low As CAN$69.28
    CAN$69.28
    PFANNENBERG 11020152050

    PFANNENBERG

    11020152050

    DISCONTINUED BY MANUFACTURER, FILTER FAN, 115 VAC, 60 HZ, 11 W, BLACK GRILL, IP43 / NEMA1, PF1000
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$375.16
    CAN$375.16
    JOHNSON CONTROLS P28AA-17C

    JOHNSON CONTROLS

    PENN BASO

    P28AA-17C

    LUBE OIL PROTECTION CTL. 8/70 PSI.36 INCH CAP. MAN RESET.JUMP NOT INSTLL. NEMA 1, 120 SEC TIME DELAY.
    ✓ IN STOCK!
    CAN$640.88 Buy Surplus As Low As CAN$424.37
    CAN$424.37
    HONEYWELL ST795A1007

    HONEYWELL

    ST795A1007

    DISCONTINUED BY MANUFACTURER, PREPURGE TIMER, PLUG-IN, SOLID STATE, 1.5 SECONDS, FOR USE WITH R7795 FULL FUNCTION PRIMARY SAFETY CONTROL
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$318.28
    CAN$318.28
    HONEYWELL RM7890B1014

    HONEYWELL

    RM7890B1014

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, INTERMITTENT PILOT TYPE, INTERMITTENT MAIN FLAME ESTABLISHING PERIOD, 4 OR 10 SECOND PILOT FLAME ESTABLISHING PERIOD, 120 VAC, 50/60 HZ
    ✓ IN STOCK!
    CAN$1,571.88 Buy Surplus As Low As CAN$943.12
    CAN$943.12
    Repair Yours CAN$356.51
    HONEYWELL ML7984A-3001

    HONEYWELL

    ML7984A-3001

    DISCONTINUED BY MANUFACTURER, VALVE ACTUATORD COUPLED, DIR/REV ACTING STROKE, 24VAC/28VDC, 0-55C, 19MM/3/4IN
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,064.93
    CAN$1,064.93
    Repair Yours CAN$768.31
    HONEYWELL 14003124-002

    HONEYWELL

    14003124-002

    SEAL AND DIAPHRAGM KIT, FOR MP953B D/F, REPLACEMENT FOR ACTUATOR DIAPHRAGM, POLYEURATHANE
    ✓ IN STOCK!
    CAN$441.95 Buy Surplus As Low As CAN$335.87
    CAN$335.87
    HONEYWELL 30757215-001

    HONEYWELL

    30757215-001

    DISCONTINUED BY MANUFACTURER, NEMA 4 WEATHER COVER KIT, UPGRADE KIT, BLACK
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$64.19
    CAN$64.19
    HONEYWELL RP920B-1031

    HONEYWELL

    RP920B-1031

    PROPORTIONAL PNEUMATIC CONTROLLER, 17-30 PSI OPERATING PRESSURE, 3-15 PSI DUAL INPUT SIGNAL, 40-130 F TEMPERATURE RATING
    ✓ IN STOCK!
    CAN$1,463.87 Buy Surplus As Low As CAN$904.68
    CAN$904.68
    Repair Yours CAN$356.51
    HONEYWELL RM7895C1020

    HONEYWELL

    RM7895C1020

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, INTERRUPTED PILOT TYPE, DELAYED MAIN VALVE, SPECIAL SEQUENCE EARLY SPARK TERMINATION, SELECTABLE INTERLOCKS, 10 SECOND MAIN FLAME ESTABLISHING ...
    ✓ IN STOCK!
    CAN$2,738.58 Buy Surplus As Low As CAN$1,643.15
    CAN$1,643.15
    Repair Yours CAN$819.98
    HONEYWELL RM7885A1015

    HONEYWELL

    RM7885A1015

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, DUST COVER, MANUAL START INDUSTRIAL PRIMARY CONTROL, INTERMITTENT PILOT TYPE, INTERMITTENT MAIN FLAME ESTABLISHING PERIOD, 15 MINUTE PILOT FLA ...
    ✓ IN STOCK!
    CAN$1,429.31 Buy Surplus As Low As CAN$943.35
    CAN$943.35
    Repair Yours CAN$463.47
    HONEYWELL ML8185D1005

    HONEYWELL

    ML8185D1005

    DISCONTINUED BY MANUFACTURER, DIRECT COUPLED ACTUATOR, SPRING RETURN, 24 VAC, 50/60 HZ, 12 VA, CLASS 2, 50 LB-IN, REPLACED BY MS8110A1008
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$315.45
    CAN$315.45
    Repair Yours CAN$356.51
    EBM PAPST 3314

    EBM PAPST

    3314

    DISCONTINUED BY MANUFACTURER, AXIAL FAN, 3300 SERIES, 92 MM, 24 VDC, 47.1 CFM, 3000 RPM, 37 DBA, 2.6 WATT, WIRE LEADS, 92 X 92 X 32 MM, (POSSIBLE REPLACEMENT 3314NN)
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$73.30
    CAN$73.30
    ALLEN BRADLEY 20A-RF-08-A1

    ALLEN BRADLEY

    20A-RF-08-A1

    DISCONTINUED BY MANUFACTURER 05/31/2012, EMC LINE FILTER, FILTER KIT, EMC, EXTERNAL, FOR POWERFLEX 70, 200-240 VAC, 8 AMP, SINGLE PHASE DRIVE, 1 OHM, MOUNTABLE
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$243.94
    CAN$243.94
    SIEMENS 544-120

    SIEMENS

    LANDIS & GYR

    544-120

    DISCONTINUED BY MANUFACTURER, I/O CARD, ANALOG, FOR POWERS SYSTEM 600 CONTROLLER
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$318.67
    CAN$318.67
    SLOAN VALVE CO V-651-A

    SLOAN VALVE CO

    V-651-A

    VACUUM BREAKER REPAIR KIT, HVAC ASSECCORY, HIGH BACK PRESSURE VACUUM BREAKER
    ✓ IN STOCK!
    CAN$12.75 Buy Surplus As Low As CAN$8.41
    CAN$8.41
    SIEMENS 6ES7408-1TA01-0XA0

    SIEMENS

    6ES7408-1TA01-0XA0

    DISCONTINUED BY MANUFACTURER 10/01/2021, FAN MODULE, FOR RACK, 24 VDC, 18 SLOTS, REPLACEMENT FOR 6ES7408-1TA00-0XA0
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,802.12
    CAN$1,802.12
    EBM PAPST 8800N

    EBM PAPST

    8800N

    DISCONTINUED BY MANUFACTURER, AXIAL FAN,SUPPLY VOLTAGE:115V, CURRENT TYPE:AC, FAN FRAME SIZE:80MM, EXTERNAL DEPTH:38MM,NOISE RATING:28DBA, FLOW RATE - IMPERIAL:27.7CU.FT/MIN; FLOW RATE - MET ...
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$57.22
    CAN$57.22
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