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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.

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    Results 101-150 of 859.
    EMERSON EK-08-2-S

    EMERSON

    ALCO CONTROLS

    EK-08-2-S

    DISCONTINUED BY MANUFACTURER, FILTER DRIER, EXTRA KLEEN, LIQUID LINE, 1/4IN
    ✓ IN STOCK!
    Buy Surplus As Low As $16.77
    $16.77
    EMERSON EK-053S

    EMERSON

    ALCO CONTROLS

    EK-053S

    DISCONTINUED BY MANUFACTURER, LIQUID LINE FILTER DRYER, EXTRA KLEEN, 3/8IN ODF
    ✓ IN STOCK!
    Buy Surplus As Low As $29.34
    $29.34
    JOHNSON CONTROLS AS-UNT140-1

    JOHNSON CONTROLS

    METASYS

    AS-UNT140-1

    DISCONTINUED BY MANUFACTURER, UNITARY CONTROL ASSEMBLY, POWER INPUT 24 VAC / 2 AMPS / CLASS 2, BINARY OUTPUT 24 VAC / 0.5 AMP / CLASS 2
    ✓ IN STOCK!
    Buy Surplus As Low As $435.69
    $435.69
    Repair Yours $369.12
    SIEMENS 544-110

    SIEMENS

    LANDIS & GYR

    544-110

    DISCONTINUED BY MANUFACTURER, PROCESSOR CARD, FOR UNITARY CONTROLLER
    ✓ IN STOCK!
    Buy Surplus As Low As $174.31
    $174.31
    Repair Yours $300.00
    POWERS REGULATOR CO 134-1460

    POWERS REGULATOR CO

    134-1460

    PRESSURE ELECTRIC SWITCH, FIXED DIFFERENTIAL, SPDT, SNAP ACTING, 3-20PSIG SET PT RANGE, 2PSIG DIFFERENTIAL, 16AMP, 120V
    ✓ IN STOCK!
    $126.72 Buy Surplus As Low As $85.32
    $85.32
    JOHNSON CONTROLS FPC-101-601

    JOHNSON CONTROLS

    FPC-101-601

    CONTROLLER FIELD PROCESSING
    ✓ IN STOCK!
    Buy Surplus As Low As $371.38
    $371.38
    Repair Yours $300.00
    JOHNSON CONTROLS V47AB-5C

    JOHNSON CONTROLS

    PENN BASO

    V47AB-5C

    WATER MODULATING VALVE, TEMPERATURE ACTUATED, 1/2 INCH NOMINAL SIZE, FPT CONNECTION, 75 TO 135 DEG F CROSS AMBIENT TEMPERATURE, 2-WAY, 150 PSI
    ✓ IN STOCK!
    $768.00 Buy Surplus As Low As $456.47
    $456.47
    HONEYWELL Q601K-1003

    HONEYWELL

    Q601K-1003

    MOTORIZED VALVE LINK 1/2 50/60HZ 36AMP 27WT
    ✓ IN STOCK!
    Buy Surplus As Low As $42.90
    $42.90
    HONEYWELL Q267A-10041

    HONEYWELL

    Q267A-10041

    DISCONTINUED BY MANUFACTURER, JUNCTION BOX, CLASS 1 WIRING ONLY
    ✓ IN STOCK!
    Buy Surplus As Low As $51.95
    $51.95
    HONEYWELL HP970B1015

    HONEYWELL

    HP970B1015

    REVERSE ACTING, PNEUMATIC HUMIDISTAT, 45/125 DEGREE MAXIMUM OPERATING TEMPERATURE, 25 PSI MAXIMUM OPERATING PRESSURE, 2 PIPE SINGLE SETPOINT, VERTICAL OR HORIZONTAL MOUNTING, 3/15% RH THROTT ...
    ✓ IN STOCK!
    $1,074.23 Buy Surplus As Low As $816.41
    $816.41
    HONEYWELL XF522-A

    HONEYWELL

    XF522-A

    DISCONTINUED BY MANUFACTURER, ANALOG OUTPUT MODULE, 11VDC, 1MA
    ✓ IN STOCK!
    Buy Surplus As Low As $3,120.90
    $3,120.90
    Repair Yours $2,500.00
    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 $227.51
    $227.51
    Repair Yours $300.00
    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 $96.00
    $96.00
    Repair Yours $300.00
    EATON CORPORATION CP01037

    EATON CORPORATION

    CUTLER HAMMER

    CP01037

    FAN UNIT SV9000
    ✓ IN STOCK!
    $2,104.47 Buy Surplus As Low As $842.40
    $842.40
    Repair Yours $622.65
    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 $797.18
    $797.18
    Repair Yours $480.00
    SIEMENS 6ES59810FA41

    SIEMENS

    6ES59810FA41

    SIMATIC S5 DUST FILTER HOLDER
    ✓ IN STOCK!
    Buy Surplus As Low As $635.00
    $635.00
    SMC AMG-EL650

    SMC

    AMG-EL650

    WATER SEPARATOR, AMBIENT DRYER, REMOVES WATER VAPOR FROM AIR FLOW
    ✓ IN STOCK!
    $140.00 Buy Surplus As Low As $99.99
    $99.99
    SMC AMP420-N04B

    SMC

    AMP420-N04B

    EXHAUST CLEANER, AMP SERIES, 1/2 STANDARD BODY SIZE, 2-STAGE, NPT THREAD TYPE, 1/2 PORT SIZE, WITH BRACKET, CLEAN ROOM APPLICATION
    ✓ IN STOCK!
    $431.00 Buy Surplus As Low As $301.98
    $301.98
    Repair Yours $300.00
    SMC AMP320-N03

    SMC

    AMP320-N03

    EXHAUST CLEANER, AMP SERIES, 3/8 STANDARD BODY SIZE, 2-STAGE, NPT THREAD TYPE, 3/8 PORT SIZE, CLEAN ROOM APPLICATION
    ✓ IN STOCK!
    $260.00 Buy Surplus As Low As $159.25
    $159.25
    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 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 AMC320-03B

    SMC

    AMC320-03B

    AMC EXHAUST CLEANER, 3/8 INCH STANDARD (PT), EXHAUST CLEANER, MUFFLER
    ✓ IN STOCK!
    $50.00 Buy Surplus As Low As $30.00
    $30.00
    Repair Yours $300.00
    SMC AMC320-03

    SMC

    AMC320-03

    AMC EXHAUST CLEANER, AMC 3/8INCH STANDARD (PT), EXHAUST CLEANER, MUFFLER
    ✓ IN STOCK!
    $48.00 Buy Surplus As Low As $37.00
    $37.00
    Repair Yours $300.00
    SMC AMC220-02B

    SMC

    AMC220-02B

    AMC EXHAUST CLEANER, AMC 1/4INCH STANDARD (PT), EXHAUST CLEANER 1/4 PT, MUFFLER
    ✓ IN STOCK!
    $52.00 Buy Surplus As Low As $17.40
    $17.40
    Repair Yours $300.00
    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 $39.64
    $39.64
    HONEYWELL 14505188-001

    HONEYWELL

    14505188-001

    DISCONTINUED BY MANUFACTURER, SAFETY CONTROL, SECURE / ACCESS CIRCUIT, 4 ZONE, CLASS-B
    ✓ IN STOCK!
    Buy Surplus As Low As $429.33
    $429.33
    Repair Yours $395.93
    SMC AMG650-N10D

    SMC

    AMG650-N10D

    AMG AMBIENT DRYER, AMG 1 INCH STANDARD (PT), DRYER, AMBIENT, NEW STYLE
    ✓ IN STOCK!
    $311.00 Buy Surplus As Low As $169.00
    $169.00
    GRAINGER 4C550

    GRAINGER

    DAYTON

    4C550

    DISCONTINUED BY MANUFACTURER, AXIAL FAN, MUFFIN XL, 3BLADE, .2/.18AMP, 115VAC, 50/60HZ, 15W, 3100RPM, 4-11/16X4-11/16X1-1/2IN,OPTIONS THAT WORK THE SAME, 031008, MX2A3, 4WT46, 83K4223, 4C550 ...
    ✓ IN STOCK!
    Buy Surplus As Low As $20.14
    $20.14
    HONEYWELL RA890G-1286

    HONEYWELL

    RA890G-1286

    DISCONTINUED BY MANUFACTURER, PROTECTORELAY, FLAME SAFETY, FLAME CONTROL, 15 SEC /3 MIN, 240 VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $1,298.86
    $1,298.86
    Repair Yours $600.00
    SIEMENS 6SN1162-0BA02-0AA2

    SIEMENS

    6SN1162-0BA02-0AA2

    DISCONTINUED BY MANUFACTURER, RADIAL BLOWER, SIMODRIVE 611, BUILT-ON FAN, FOR 300 MM MODULES, INTERIOR/EXTERIOR COOLING, UL DESIGN
    ✓ IN STOCK!
    $2,124.00 Buy Surplus As Low As $1,290.00
    $1,290.00
    Repair Yours $925.00
    SPIRAX SARCO 57168

    SPIRAX SARCO

    57168

    SARCO 57168 25P, 25PA & 25MP PRESSURE PILOT STEM GUIDE W/ GASKET GS-07F-9515S GSA GS-07F-9515S
    ✓ IN STOCK!
    $196.00 Buy Surplus As Low As $109.39
    $109.39
    SIEMENS 6ES74081TA007AA0

    SIEMENS

    6ES74081TA007AA0

    DUST FILTER(10PC)FAN S.ASSEMBL
    ✓ IN STOCK!
    $2,528.00 Buy Surplus As Low As $1,669.00
    $1,669.00
    HONEYWELL RM7823A1016

    HONEYWELL

    RM7823A1016

    BURNER CONTROL UNIT, 7800 SERIES, FLAME SWITCH, 2X SPDT RELAYS, 120 VAC, 50/60 HZ
    ✓ IN STOCK!
    $898.87 Buy Surplus As Low As $539.32
    $539.32
    Repair Yours $390.00
    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 $300.00
    HONEYWELL 51198831-100

    HONEYWELL

    MEASUREX

    51198831-100

    DISCONTINUED BY MANUFACTURER, COMMUNICATION MODULE, TDC2000, PWA HIGHWAY
    ✓ IN STOCK!
    Buy Surplus As Low As $1,440.00
    $1,440.00
    Repair Yours $956.16
    FOODLINE PIPING SFA10

    FOODLINE PIPING

    SFA10

    DISCONTINUED BY MANUFACTURER, FILTER, 10X10X6
    ✓ IN STOCK!
    Buy Surplus As Low As $189.45
    $189.45
    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!
    $44.00 Buy Surplus As Low As $20.70
    $20.70
    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 $32.99
    $32.99
    Repair Yours $300.00
    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!
    $8.83 Buy Surplus As Low As $5.83
    $5.83
    SIEMENS 6SY7000-0AB28

    SIEMENS

    6SY7000-0AB28

    DISCONTINUED BY MANUFACTURER 9/30/2020, RADIAL VENTILATION UNIT, 0.3 AMP, 230 VAC, 50/60 HZ, 75 W, USE WITH SIMOVERT MASTER DRIVE
    ✓ IN STOCK!
    Buy Surplus As Low As $940.68
    $940.68
    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 $1,248.50
    $1,248.50
    SIEMENS 6ES59810EA11

    SIEMENS

    6ES59810EA11

    FILTERS DUST S5-135/155 10 P/PK
    ✓ IN STOCK!
    $694.00 Buy Surplus As Low As $459.00
    $459.00
    HONEYWELL XL500

    HONEYWELL

    XL500

    DISCONTINUED BY MANUFACTURER, CONTROL SYSTEM, EXCEL 500, 4 SLOT, 40 VA MAX, 24 VAC, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $45.41
    $45.41
    HONEYWELL W7751D2008

    HONEYWELL

    W7751D2008

    DISCONTINUED BY MANUFACTURER, VARIABLE AIR VOLUME CONTROLLER, FIELD WIRING 14 TO 22 AWG, 24 V AC, 50/60 HZ, 10 VA, 0 TO 0.5 KPA, REPLACED BY W7751D2016
    ✓ IN STOCK!
    Buy Surplus As Low As $250.73
    $250.73
    Repair Yours $300.00
    FORNEY 317017-01

    FORNEY

    317017-01

    PC BOARD, AFS CONTROL SYS, BURNER MGMT SYS, BASE BOARD: AFS-CIS-03
    ✓ IN STOCK!
    $738.35 Buy Surplus As Low As $502.17
    $502.17
    Repair Yours $417.83
    SMC XT17-6-14R

    SMC

    XT17-6-14R

    AIR SUPPLY, 1.0 MAX PRESSURE
    ✓ IN STOCK!
    $537.00 Buy Surplus As Low As $295.44
    $295.44
    Repair Yours $300.00
    RITTAL 3304510

    RITTAL

    3304510

    AIR CONDITIONER, 3753 BTU, 115 VAC, 50/60 HZ, TYPE 12 STEEL SIDEMTG, BLUE ECOMFORT CONTR, RAL7035, NANOCOATED CONDENSER, CONDENSATE
    ✓ IN STOCK!
    $4,156.00 Buy New $4,156.00
    $2,180.36
    RITTAL 3303.500

    RITTAL

    3303.500

    AIR CONDITIONER, WALL MOUNTED, SINGLE PHASE, 230 VAC, 50/60 HZ, 0.5-0.75 KW, TYPE12, E-COMFORT CONTROLLER, RAL7035, RI-NANO COATED CONDENSER, 2252 BTU, (SK 3303.500)
    ✓ IN STOCK!
    $3,636.00 Buy New $3,636.00
    $2,009.45
    Repair Yours $1,811.06
    RITTAL 3301.560

    RITTAL

    3301.560

    DISCONTINUED BY MANUFACTURER, CONDENSATE EVAPORATOR, FOR 3302/3303 SERIES COOLING UNITS, 230 VAC, 50/60 HZ, 0.55 AMP, 125 W, 4 AMP BACK-UP FUSE, 2.5 L/D EVAPORATION, WALL MOUNTED
    ✓ IN STOCK!
    Buy Surplus As Low As $157.46
    $157.46
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