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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 201-250 of 853.
    HONEYWELL MP516A1103

    HONEYWELL

    MP516A1103

    DAMPER ACTUATOR, WITH SPRING RETURN, SPRING RANGE: 5-12 PSI, 1/8 INCH NPT
    ✓ IN STOCK!
    $925.09 Buy Surplus As Low As $555.05
    $555.05
    Repair Yours $300.00
    HONEYWELL MN7234A2008

    HONEYWELL

    MN7234A2008

    DAMPER ACTUATOR, 34 NM / 300 LB-IN, 24 V AC/DC, 8 VA / 8 W, IP54, 50/60 HZ, 95 SECOND DRIVE TIME
    ✓ IN STOCK!
    $715.17 Buy Surplus As Low As $536.37
    $536.37
    Repair Yours $362.00
    HONEYWELL ML6425B-3013

    HONEYWELL

    ML6425B-3013

    ACTUATOR, SPRING RETURN, 24 VAC, 135 LBF STEM FORCE, 3/4 INCH STROKE, SPDT, FLOATING, TWO POSITION, 12 SECOND SPRING RETURN TIMING, MANUAL OVERRIDE WINDING, 14-122 TEMP RANGE, 5-95% RH OPERA ...
    ✓ IN STOCK!
    $1,007.17 Buy Surplus As Low As $765.45
    $765.45
    HONEYWELL M7284C1083

    HONEYWELL

    M7284C1083

    ACTUATOR, MODUTROL IV MOTOR, NON-SPRING RETURN, FOOT MOUNTED, 4-20 MA MODULATING CONTROL SIGNAL, 90 DEGREE STROKE, 30 SECONDS TIMING, 17 NM / 150 LB-IN TORQUE RATING, 15 VA, 24 / 120 / 230 V ...
    ✓ IN STOCK!
    $2,086.00 Buy Surplus As Low As $1,306.13
    $1,306.13
    Repair Yours $894.00
    ALERTON VLC-651R

    ALERTON

    VLC-651R

    DISCONTINUED BY MANUFACTURER, FIELD CONTROLLER MODULE, 6 IN / 6 OUT, BACTALK BACNET
    ✓ IN STOCK!
    Buy Surplus As Low As $592.59
    $592.59
    Repair Yours $498.00
    HONEYWELL W7751E-1007

    HONEYWELL

    W7751E-1007

    DISCONTINUED BY MANUFACTURER, CONTROLLER EXCEL 10
    ✓ IN STOCK!
    Buy Surplus As Low As $656.10
    $656.10
    Repair Yours $544.56
    ARMSTRONG 15B4

    ARMSTRONG

    ARMSTRONG INTERNATIONAL

    15B4

    ARM 15-B4 1" F&T STEAM TRAP GSA GS-07F-9515S
    ✓ IN STOCK!
    $668.02 Buy Surplus As Low As $507.69
    $507.69
    KMC CONTROLS MEP-455600

    KMC CONTROLS

    MEP-455600

    160 IN.-LB.. 0-10V. SR. PLNM. C161
    ✓ IN STOCK!
    $722.00 Buy Surplus As Low As $549.00
    $549.00
    Repair Yours $361.00
    INGERSOLL RAND 39903265

    INGERSOLL RAND

    39903265

    AIR FILTER ELEMENT, 8 X 15 X 14.5 IN, 2600 3, COMPRESSOR AIR FILTER
    ✓ IN STOCK!
    $873.85 Buy Surplus As Low As $595.84
    $595.84
    INVENSYS MNL-V2RV3

    INVENSYS

    BARBER COLMAN

    MNL-V2RV3

    DISCONTINUED BY MANUFACTURER, VAV CONTROLLER, TAC I/A SERIES, MICRONET V2, INPUT: 24 VAC; 50/60 HZ; 12 VA PLUS TOTAL SWITCHED LOAD, UI/DI: 5 VDC MAX; CLASS 2, S-LK/AO: 16 VDC MAX; CLASS 2, L ...
    ✓ IN STOCK!
    Buy Surplus As Low As $780.00
    $780.00
    Repair Yours $595.00
    JOHNSON CONTROLS AS-UNT1144-0

    JOHNSON CONTROLS

    METASYS

    AS-UNT1144-0

    DISCONTINUED BY MANUFACTURER, UNITARY CONTROLLER, 6 ANALOG INPUTS 1K-OHM RTD, 0-2/0-10VDC, 6 BINARY INPUTS 24VAC DRY CONTACT, 4 ANALOG OUTPUTS 0-10VDC @ 10MA, 4 BINARY OUTPUTS CLASS 2 2AMP R ...
    ✓ IN STOCK!
    Buy Surplus As Low As $785.24
    $785.24
    Repair Yours $750.00
    UNITED TECHNOLOGIES 33CSZC-PI

    UNITED TECHNOLOGIES

    CARRIER

    33CSZC-PI

    DISCONTINUED BY MANUFACTURER, ZONE CONTROL, ZONE IAQ CAPABILITY
    ✓ IN STOCK!
    Buy Surplus As Low As $720.00
    $720.00
    NORGREN M/164/200

    NORGREN

    M/164/200

    MARTONAIR PRODUCT LINE, AIR RESERVOIR, 1/4", 0 - 145 PSI, -5 TO 175F, 2LITERS (0.53 GALLON), 240 SEC
    ✓ IN STOCK!
    $1,660.00 Buy Surplus As Low As $996.00
    $996.00
    Repair Yours $827.00
    HONEYWELL RA890F-1296

    HONEYWELL

    RA890F-1296

    DISCONTINUED BY MANUFACTURER, PROTECTORELAY, FLAME SAFETY. FLAME CONTROL , 208VAC ,15 SEC/3 SEC
    ✓ IN STOCK!
    Buy Surplus As Low As $1,967.41
    $1,967.41
    Repair Yours $1,650.00
    LENNOX 46K95

    LENNOX

    46K95

    HEAT EXCHANGER, HEAT EXCHANGER ASSEMBLY, REPLACEMENT
    ✓ IN STOCK!
    $802.36 Buy Surplus As Low As $504.00
    $504.00
    RHEEM 70-22436-02

    RHEEM

    70-22436-02

    COMBUSTION BLOWER, 115V, 3400RPM, RIGHT DISCHARGE
    ✓ IN STOCK!
    $372.00 Buy Surplus As Low As $283.00
    $283.00
    Repair Yours $300.00
    RHEEM 62-22669-92

    RHEEM

    62-22669-92

    HOT SURFACE IGNITOR, SILICON CARBIDE ELEMENT, 8-1/2 INCH WIRE LENGTH, HEAT-UP TIME (S) 34, IGNITION TEMPERATURE (F) 1800 , 62-22669-92
    ✓ IN STOCK!
    $190.29 Buy Surplus As Low As $144.62
    $144.62
    HONEYWELL 205870

    HONEYWELL

    205870

    DISCONTINUED BY MANUFACTURER, CRANK ARM KIT, FOR 53 LB-IN DCA
    ✓ IN STOCK!
    Buy Surplus As Low As $35.00
    $35.00
    ARMSTRONG 800-1/2-125

    ARMSTRONG

    ARMSTRONG INTERNATIONAL

    800-1/2-125

    ARM 800-1/2-125# GSA 1/2" STEAM TRAP/125 LBS
    ✓ IN STOCK!
    $420.36 Buy Surplus As Low As $319.48
    $319.48
    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 $499.55
    $499.55
    Repair Yours $399.00
    JOHNSON CONTROLS P20DB-1C

    JOHNSON CONTROLS

    PENN BASO

    P20DB-1C

    AIR CONDITIONING/PRESSURE CUTOUT CONTROLRANGE 100-425PSIGMANUAL RESET
    ✓ IN STOCK!
    $172.55 Buy New $172.55
    $103.53
    RHEEM SP20127

    RHEEM

    SP20127

    NG PILOT ASSEMBLY , SP20127
    ✓ IN STOCK!
    $87.41 Buy Surplus As Low As $79.88
    $79.88
    RHEEM SP13447B

    RHEEM

    SP13447B

    WIPER REPLACEMENT KIT , SP13447B
    ✓ IN STOCK!
    $549.09 Buy Surplus As Low As $417.31
    $417.31
    HONEYWELL 51401496-100

    HONEYWELL

    MEASUREX

    51401496-100

    DISCONTINUED BY MANUFACTURER, FAN ASSEMBLY, DUAL NODE
    ✓ IN STOCK!
    Buy Surplus As Low As $188.72
    $188.72
    Repair Yours $600.00
    FOODLINE PIPING SFA10

    FOODLINE PIPING

    SFA10

    DISCONTINUED BY MANUFACTURER, FILTER, 10X10X6
    ✓ IN STOCK!
    Buy Surplus As Low As $189.45
    $189.45
    HAMLIN 57135-000

    HAMLIN

    57135-000

    MAGNETIC SENSOR, 59135 SERIES, 28.6MM X 6.40MM X 19.0MM, PLASTIC, FLANGE MOUNT
    ✓ IN STOCK!
    $3.53 Buy Surplus As Low As $0.90
    $0.90
    HANKISON RDMK1

    HANKISON

    RDMK1

    DRAIN MECHANISM INCLUDES FLOAT/O\-RINGS \& SEPARATOR ELEMENTS , RDMK1
    ✓ IN STOCK!
    $484.69 Buy Surplus As Low As $368.36
    $368.36
    MASTER APPLIANCE AH-302

    MASTER APPLIANCE

    AH-302

    HEAT BLOWER, 300 °F, 47 CFM 240V, 5.2A, 6' CORD (MOQ=1, PKG QTY=1)
    ✓ IN STOCK!
    $413.00 Buy New $413.00
    $189.00
    Repair Yours $300.00
    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 $249.83
    $249.83
    Repair Yours $300.00
    JOHNSON CONTROLS W43A-14

    JOHNSON CONTROLS

    PENN BASO

    W43A-14

    HUMIDISTAT, 0/70% RH SPDT, LOW LINE VOLTAGE, HORIZONTAL OR VERTICAL MTG
    ✓ IN STOCK!
    $335.41 Buy New $335.41
    $254.91
    TE CONNECTIVITY JM-BLA-15D183U

    TE CONNECTIVITY

    JM-BLA-15D183U

    DISCONTINUED BY MANUFACTURER, BLANK DUCT PLUG, SEALING DEVICE, FOR DUCTED CABLE NETWORKS, 1.50 IN SIZE, DUCT ID RANGE 1.49-1.83 IN, WATER TIGHT-GAS TIGHT, CORROSION-PROOF, HIGH-IMPACT, ELAST ...
    ✓ IN STOCK!
    Buy Surplus As Low As $6.91
    $6.91
    MAIN FILTER INC MF0059558

    MAIN FILTER INC

    MF0059558

    HYDRAULIC FILTER ELEMENT REPLACEMENT, 3 MICRON, 8-3/16 INCH LENGTH, 1-3/4 INCH ID, 3-1/16 INCH OD
    ✓ IN STOCK!
    $187.41 Buy Surplus As Low As $93.64
    $93.64
    HONEYWELL 11128

    HONEYWELL

    ECLIPSE COMBUSTION

    11128

    MEDIA, FILTER, FOAM, 20 IN. DIAMETER, 20 PPI, RETICULATED POLYURETHANE
    ✓ IN STOCK!
    $285.00 Buy Surplus As Low As $171.00
    $171.00
    DEUBLIN 1690-000-115

    DEUBLIN

    1690-000-115

    ROTATING UNION, LOW-SPEED, 2 WAY PNEUMATIC HYDRAULIC, 1" NPT RH, 1/4" NPT, AIR FLOW MAX - 150 PSI
    ✓ IN STOCK!
    $556.00 Buy Surplus As Low As $367.00
    $367.00
    Repair Yours $312.00
    SMC NAMC520-N06

    SMC

    NAMC520-N06

    DISCONTINUED BY MANUFACTURER, EXHAUST CLEANER, 3/4" NPT, *LQA, W/ VIEW CAP, GREEN, REPLACED BY AMC520-N06
    ✓ IN STOCK!
    Buy Surplus As Low As $102.60
    $102.60
    SMC AMP320-N03B-T

    SMC

    AMP320-N03B-T

    EXHAUST CLEANER, AMP SERIES, 3/8 STANDARD BODY SIZE, 2 STAGE, 3/8 PORT SIZE, WITH BRACKET, WITH ELEMENT SERVICE INDICATOR, CLEAN ROOM APPLICATION
    ✓ IN STOCK!
    $330.00 Buy Surplus As Low As $183.00
    $183.00
    Repair Yours $300.00
    SMC AMP220-N02B

    SMC

    AMP220-N02B

    EXHAUST CLEANER, AMP SERIES, 1/4 STANDARD BODY SIZE, 2-STAGE, NPT THREAD TYPE, 1/4 PORT SIZE, WITH BRACKET, CLEAN ROOM APPLICATION
    ✓ IN STOCK!
    $252.00 Buy Surplus As Low As $136.80
    $136.80
    Repair Yours $300.00
    SMC AMC610-N10

    SMC

    AMC610-N10

    AMC EXHAUST CLEANER, EFFECTIVE AREA MM2 165, MAX. AIR FLOWL/MIN 3, 5-80C, O.1MPA
    ✓ IN STOCK!
    $100.00 Buy Surplus As Low As $64.50
    $64.50
    Repair Yours $300.00
    SMC AMC610-10B

    SMC

    AMC610-10B

    AMC EXHAUST CLEANER, AMC 1 INCH STANDARD (PT), EXHAUST CLEANER, MUFFLER
    ✓ IN STOCK!
    $106.00 Buy Surplus As Low As $81.00
    $81.00
    Repair Yours $300.00
    SMC AMC320-03BD

    SMC

    AMC320-03BD

    AMC EXHAUST CLEANER, 3/8IN STANDARD PT, EXHAUST CLEANER 3/8 PT, MUFFLER
    ✓ IN STOCK!
    $50.00 Buy Surplus As Low As $18.56
    $18.56
    Repair Yours $300.00
    SMC AMC310-03BD

    SMC

    AMC310-03BD

    AMC EXHAUST CLEANER, 3/8" SIZE, MALE PT/RPT THREAD STYLE
    ✓ IN STOCK!
    $65.00 Buy Surplus As Low As $32.00
    $32.00
    Repair Yours $300.00
    SMC AMC220-02

    SMC

    AMC220-02

    AMC EXHAUST CLEANER, AMC 1/4INCH STANDARD (PT), EXHAUST CLEANER 1/4 PT, MUFFLER
    ✓ IN STOCK!
    $49.00 Buy Surplus As Low As $38.00
    $38.00
    Repair Yours $300.00
    SMC VVFS4000-4A-7

    SMC

    VVFS4000-4A-7

    PNEUMATIC MANIFOLD CONDUIT COVER ASSEMBLY, 7 STATION
    ✓ IN STOCK!
    $37.00 Buy Surplus As Low As $18.00
    $18.00
    SMC AXT625-28-3A

    SMC

    AXT625-28-3A

    COND COVER ASSEMBLY, 4/5 PORT, BLACK, PLASTIC
    ✓ IN STOCK!
    $2.30 Buy Surplus As Low As $1.00
    $1.00
    SMC AMC-EL8

    SMC

    AMC-EL8

    AMC EXHAUST CLEANER, AMC NO SIZE RATING PARTS, ELEMENT ASSY
    ✓ IN STOCK!
    $109.00 Buy Surplus As Low As $71.00
    $71.00
    Repair Yours $300.00
    EBM PAPST RL90-18/00

    EBM PAPST

    RL90-18/00

    AC FLAT PACK BLOWER, 121 X 37MM, 115V; BLOWER TYPE:FLATPAK; SUPPLY VOLTAGE:115VAC; VOLTAGE TYPE:AC; FAN FRAME SIZE:121MM; EXTERNAL DEPTH:37MM; AIR FLOW - CFM:24.7CFM; AIR FLOW - M3/MIN:0.7M³ ...
    ✓ IN STOCK!
    $81.00 Buy Surplus As Low As $54.00
    $54.00
    Repair Yours $300.00
    EBM PAPST QG030-148/14

    EBM PAPST

    QG030-148/14

    DC CROSS FLOW BLOWER, 30 X 50 MM, 24 VDC, 44 CFM / 1.246 CU. M/MIN AIR FLOW, 49 DBA NOISE RATING, 6.2 W POWER RATING
    ✓ IN STOCK!
    $131.77 Buy Surplus As Low As $73.87
    $73.87
    Repair Yours $300.00
    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 $43.00
    $43.00
    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 $177.45
    $177.45
    SIEMENS 544-381

    SIEMENS

    LANDIS & GYR

    544-381

    BACKPLANE BOARD FOR UNITARY CONTROLLER
    ✓ IN STOCK!
    Buy Surplus As Low As $285.09
    $285.09
    Repair Yours $300.00
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