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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 51-100 of 853.
    RITTAL 3305.500

    RITTAL

    3305.500

    COOLING UNIT, TOPTHERM BLUE E, 5.5-5.8/12-14 AMP, 1 PHASE, 230 VAC, 50/60 HZ, 28 BAR, MATERIAL: CARBON SHEET STEEL, WALL MOUNTED, COLOUR: LIGHT GREY (RAL 7035), WITH ECOMFORT CONTROLLER, RIN ...
    ✓ IN STOCK!
    $5,039.00 Buy New $5,039.00
    $2,799.72
    Repair Yours $2,214.00
    RITTAL 3305.100

    RITTAL

    3305.100

    DISCONTINUED BY MANUFACTURER, COOLING UNIT, 6-22AMP, 230 VAC, 50/60HZ, WALL MOUNTED, WITH BASIC CONTROLLER, IP34/54
    ✓ IN STOCK!
    Buy Surplus As Low As $2,440.54
    $2,440.54
    Repair Yours $1,929.19
    RITTAL 3341.230

    RITTAL

    3341.230

    FAN TRAY, RACK MOUNT, FOR 19" LEVEL, 282.5 CFM, 1 PHASE, 230 VAC, 50/60 HZ, 3 FANS, RAL 7035 COLOR, (SK 3341.230)
    ✓ IN STOCK!
    $998.00 Buy New $998.00
    $759.00
    Repair Yours $460.00
    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
    $2,289.38
    HONEYWELL M7284Q1009

    HONEYWELL

    M7284Q1009

    ACTUATOR, MODUTROL IV MOTOR, NON-SPRING RETURN, FOOT MOUNTED, 4-20 MA MODULATING CONTROL SIGNAL, 90 DEGREE STROKE, 30-60 SECONDS TIMING, 17 NM / 150 LB-IN TORQUE RATING, 29 VA, 120 VAC, 50/6 ...
    ✓ IN STOCK!
    $1,772.82 Buy Surplus As Low As $1,235.90
    $1,235.90
    Repair Yours $490.00
    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!
    $4,407.14 Buy Surplus As Low As $2,644.28
    $2,644.28
    Repair Yours $1,068.21
    HONEYWELL RM7838B1013

    HONEYWELL

    RM7838B1013

    BURNER CONTROL UNIT, 7800 SERIES, RELAY MODULE, KEYBOARD DISPLAY MODULE, SELECTABLE INTERMITTENT OR INTERRUPTED PILOT, PULOT VALVE HOLD, MANUAL OPEN SWITCH, 120 V, 50/60 HZ
    ✓ IN STOCK!
    $2,250.60 Buy Surplus As Low As $1,228.00
    $1,228.00
    Repair Yours $1,020.00
    HONEYWELL RM7823A1016

    HONEYWELL

    RM7823A1016

    BURNER CONTROL UNIT, 7800 SERIES, FLAME SWITCH, 2X SPDT RELAYS, 120 VAC, 50/60 HZ
    ✓ IN STOCK!
    $1,169.62 Buy Surplus As Low As $701.77
    $701.77
    Repair Yours $390.00
    HONEYWELL RA890F1338

    HONEYWELL

    RA890F1338

    DISCONTINUED BY MANUFACTURER, PROTECTOR RELAY, FLAME SAFETY, FLAME CONTROL, 120 VAC, 50/60 HZ, 30 SEC / 0.8 SEC
    ✓ IN STOCK!
    $4,625.67 Buy Surplus As Low As $3,239.85
    $3,239.85
    Repair Yours $990.00
    UNITED TECHNOLOGIES CESO121319-01

    UNITED TECHNOLOGIES

    CARRIER

    CESO121319-01

    DISCONTINUED BY MANUFACTURER, STARTER MANAGEMENT MODULE, CLASS 2, 22-30 VAC, 50/60HZ, 20VA
    ✓ IN STOCK!
    Buy Surplus As Low As $2,472.28
    $2,472.28
    Repair Yours $2,100.00
    MAXITROL 210E-2

    MAXITROL

    210E-2

    VALVE REGULATOR, 2" NPT, 10 PSI MAX INLET, 3-8" WC OUTLET PRESSURE, BALANCED DESIGN, LOCK UP STYLE
    ✓ IN STOCK!
    $1,206.00 Buy Surplus As Low As $655.09
    $655.09
    JOHNSON CONTROLS M150JGA-1

    JOHNSON CONTROLS

    M150JGA-1

    24V60SEC150#NSR PROPORTIONAL
    ✓ IN STOCK!
    $1,142.00 Buy New $1,142.00
    $504.99
    Repair Yours $460.53
    JOHNSON CONTROLS RCG06PRNC

    JOHNSON CONTROLS

    RCG06PRNC

    ROUND CONTROL DAMPER, 6IN. WO ACTUATOR, 8/13 PSI RANGE
    ✓ IN STOCK!
    $783.00 Buy New $783.00
    $517.00
    JOHNSON CONTROLS LP-FX10B33-002C

    JOHNSON CONTROLS

    LP-FX10B33-002C

    DISCONTINUED BY MANUFACTURER, PROGRAMMABLE ELECTRONIC CONTROLLER, FX10 "ADVANCED", HVAC/REFRIGERATION, 9 LOW POWER RELAYS, WAGO CONNECTORS, APPLICATION-LESS, 24 VAC/DC, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $936.27
    $936.27
    Repair Yours $747.00
    SATRONIC TMO-720-4

    SATRONIC

    TMO-720-4

    DISCONTINUED BY MANUFACTURER, CONTROL BOX, OIL BURNER, 220/240 VAC, 50 HZ, IP40
    ✓ IN STOCK!
    Buy Surplus As Low As $1,080.00
    $1,080.00
    Repair Yours $900.00
    INVENSYS MA-419

    INVENSYS

    BARBER COLMAN

    MA-419

    ACTUATOR, 2-POSITION, 240V, SPRING RETURN
    ✓ IN STOCK!
    $1,513.55 Buy Surplus As Low As $908.13
    $908.13
    Repair Yours $315.19
    MATRYX MX60

    MATRYX

    MX60

    ACTUATOR VANE, 90 DEG, 13.5 AIR CONSUMPTION, 40-120 PSIG
    ✓ IN STOCK!
    $1,070.00 Buy Surplus As Low As $537.32
    $537.32
    Repair Yours $433.00
    UNITED TECHNOLOGIES CEFA121498-02

    UNITED TECHNOLOGIES

    CARRIER

    CEFA121498-02

    COMMUNICATION MODULE AUTO GATEWAY III 8088
    ✓ IN STOCK!
    Buy Surplus As Low As $681.24
    $681.24
    Repair Yours $751.50
    SIMCO 4004175

    SIMCO

    4004175

    DISCONTINUED BY MANUFACTURER, BLOWER, 2/1.25 AMP, 120/230 VAC, 50/60HZ, 110-300 CFM
    ✓ IN STOCK!
    Buy Surplus As Low As $4,200.00
    $4,200.00
    Repair Yours $3,486.00
    ASCO AH2D102A5

    ASCO

    AH2D102A5

    DISCONTINUED BY MANUFACTURER, 120/110 V, 60/50 HZ, 1.85/2.25 A, OPENING TIME 14-26 SEC, 15 MAX PSI
    ✓ IN STOCK!
    Buy Surplus As Low As $583.20
    $583.20
    Repair Yours $537.84
    HONEYWELL XL50

    HONEYWELL

    XL50

    DISCONTINUED BY MANUFACTURER, CONTROLLER PROGRAMMABLE, 24 VOLT AC, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $652.87
    $652.87
    Repair Yours $560.00
    SIEMENS 540-105

    SIEMENS

    LANDIS & GYR

    540-105

    DISCONTINUED BY MANUFACTURER, HEAT PUMP CONTROLLER, SYSTEM 600, SINGLE STAGE, 24 VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $521.90
    $521.90
    Repair Yours $398.78
    HONEYWELL LP914A-1029

    HONEYWELL

    LP914A-1029

    WELL MOUNT, ROD AND TUBE PNUEMATIC, 15IN. TEMPERAUTRE SENSOR, RANGE 40-240F (5-115C)
    ✓ IN STOCK!
    $836.74 Buy Surplus As Low As $502.04
    $502.04
    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!
    $1,072.54 Buy Surplus As Low As $815.13
    $815.13
    HONEYWELL XF522-A

    HONEYWELL

    XF522-A

    DISCONTINUED BY MANUFACTURER, ANALOG OUTPUT MODULE, 11VDC, 1MA
    ✓ IN STOCK!
    Buy Surplus As Low As $2,496.72
    $2,496.72
    Repair Yours $2,500.00
    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
    SIEMENS 6ES59810FA41

    SIEMENS

    6ES59810FA41

    SIMATIC S5 DUST FILTER HOLDER
    ✓ IN STOCK!
    Buy Surplus As Low As $635.00
    $635.00
    SIEMENS 6RY1241-0BA00

    SIEMENS

    6RY1241-0BA00

    DISCONTINUED BY MANUFACTURER, DISCONTINUED BY MANFACTURER, FAN UNIT, BLOWER MODULE, REPLACMENT FOR 6QX5376
    ✓ IN STOCK!
    Buy Surplus As Low As $3,000.00
    $3,000.00
    Repair Yours $2,490.00
    WILKERSON PNEUMATIC D3908FHGM

    WILKERSON PNEUMATIC

    WILKERSON FILTERS

    D3908FHGM

    DISCONTINUED BY MANUFACTURER, FILTER, 1 INCH, 2 PC COMBO
    ✓ IN STOCK!
    Buy Surplus As Low As $555.25
    $555.25
    Repair Yours $466.38
    HONEYWELL 14002694-006

    HONEYWELL

    14002694-006

    VALVE REPACKKIT , 14002694-006
    ✓ IN STOCK!
    $770.89 Buy Surplus As Low As $585.88
    $585.88
    INVENSYS MSC-MPC001

    INVENSYS

    SIEBE

    MSC-MPC001

    DISCONTINUED BY MANUFACTURER, MULTIPURPOSE CONTROLLER, SMOKE CONTROL SYSTEM, ENERGY MANAGEMENT, 8 UNIVERSAL ANALOG INPUTS, FULL CLOCK FEATURES, 4 EXPANSION SLOTS, 28 VA, 24 VAC, 50/6HZ, OUTP ...
    ✓ IN STOCK!
    Buy Surplus As Low As $1,041.34
    $1,041.34
    Repair Yours $500.00
    JOHNSON CONTROLS MS-NAE3510-2

    JOHNSON CONTROLS

    MS-NAE3510-2

    DISCONTINUED BY MANUFACTURER, NETWORK AUTOMATION ENGINE, MAX. NUMBER OF OBJECTS - 2500, RS-232-C SERIAL PORTS - 2, USB SERIAL PORTS - 1, ETHERNET PORTS - 1, 192 MHZ RENESAS SH4 7760 RISC PRO ...
    ✓ IN STOCK!
    Buy Surplus As Low As $2,629.00
    $2,629.00
    Repair Yours $1,075.00
    JOHNSON CONTROLS MS-NAE5520-1

    JOHNSON CONTROLS

    METASYS

    MS-NAE5520-1

    DISCONTINUED BY MANUFACTURER, MS-NAE5520-1, MSNAE55201, NETWORK AUTOMATION ENGINE, 24VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $750.46
    $750.46
    Repair Yours $1,557.21
    INVENSYS MA-5330

    INVENSYS

    BARBER COLMAN

    MA-5330

    DAMPER ACTUATOR, 120V, 2 POSITION, 18VA, 14 WATT, SECOND SPRING RETURN, 20LB-IN TORQUE
    ✓ IN STOCK!
    $2,060.05 Buy Surplus As Low As $1,359.63
    $1,359.63
    Repair Yours $300.00
    RITTAL 3243080

    RITTAL

    3243080

    TYPE 3R-4X FAN SHROUD FOR 3243 AND 3244, 304 STAINLESS STEEL
    ✓ IN STOCK!
    $685.00 Buy New $685.00
    $521.00
    SENSUS 243-8-2

    SENSUS

    243-8-2

    REGULATOR WITH INTERNAL RELIEF VALVE (IRV), 2" STD 1/2" ORF, 2-4.25 #SPRG 10'
    ✓ IN STOCK!
    $1,209.60 Buy Surplus As Low As $732.28
    $732.28
    SENSUS 243-8-1 1/4

    SENSUS

    243-8-1 1/4

    REGULATOR, NATURAL GAS, 1.25 INCH NPT STANDARD, 1/2 INCH 10 DEGREE ORIFICE, 6 - 14 INCH W.C. GREEN-BLACK SPRING, MAX INLET PRESSURE 125 PSIG
    ✓ IN STOCK!
    $1,104.00 Buy Surplus As Low As $667.58
    $667.58
    WEIL MCLAIN 383500035

    WEIL MCLAIN

    383500035

    BLOWER ASSEMBLY KIT, FOR ULTRA GAS BOILERS, (SIZE 155), INDUCER BLOWER ASSEMBLY
    ✓ IN STOCK!
    $922.09 Buy Surplus As Low As $554.00
    $554.00
    Repair Yours $460.00
    UNITED TECHNOLOGIES 48TJ660003

    UNITED TECHNOLOGIES

    CARRIER

    48TJ660003

    FACTORY AUTHORIZED PARTS™ - 48TJ660003 HEAT EXCHANGER
    ✓ IN STOCK!
    $2,756.28 Buy New $2,756.28
    $2,094.77
    UNITED TECHNOLOGIES 33CSDCA-090

    UNITED TECHNOLOGIES

    CARRIER

    33CSDCA-090

    ACTUATOR CONTROLLER, LENGTH: 8.5 INCH X WIDTH: 4.1 INCH X HEIGHT: 2.7 INCH, 30 AMP, 24 VAC
    ✓ IN STOCK!
    $3,129.00 Buy New $3,129.00
    $1,542.00
    Repair Yours $1,514.00
    UNITED TECHNOLOGIES HH83XB400

    UNITED TECHNOLOGIES

    CARRIER

    HH83XB400

    FAN CIRCUIT BREAKER (FCB), 24-28A, HYDRAULIC / MAGNETIC, 50/60HZ, 480VAC, 3POLES, 5.4 X 8.1 X 5.1IN
    ✓ IN STOCK!
    $813.09 Buy New $813.09
    $617.95
    RITTAL 3302300

    RITTAL

    3302300

    COOLING UNIT, TOPTHERM BLUE E, 0.32 KW MAX. OUTPUT, 1-PHASE, 230 V, 50/60 HZ, 1.7 A, WALL MOUNTED, SHEET STEEL MATERIAL, (SK 3302.300)
    ✓ IN STOCK!
    $3,933.30 Buy New $3,933.30
    $2,989.35
    RITTAL 3127100

    RITTAL

    3127100

    SIDEMTG, RAL 7035, STEEL A-A HEX 30 W-C 230V 50-60HZ TYPE 12 SIDEMTG, RAL 7035, STEEL
    ✓ IN STOCK!
    $2,804.00 Buy New $2,804.00
    $2,132.00
    HONEYWELL W7750B-2003

    HONEYWELL

    W7750B-2003

    CONSTANT VOLUME AIR HANDLING UNIT CONTROLLER (CVAHU), 3 ANALOG OUTPUTS, 5 TRIAC OUTPUTS,
    ✓ IN STOCK!
    Buy Surplus As Low As $539.29
    $539.29
    Repair Yours $300.00
    KMC CONTROLS KMD-5100

    KMC CONTROLS

    KMD-5100

    LAN CONTROLLER CARD MULTINET
    ✓ IN STOCK!
    Buy Surplus As Low As $2,271.00
    $2,271.00
    Repair Yours $1,884.93
    ARMSTRONG A5779

    ARMSTRONG

    ARMSTRONG INTERNATIONAL

    A5779

    FLOAT FOR L SERIES F&T TRAP
    ✓ IN STOCK!
    $1,774.00 Buy Surplus As Low As $951.00
    $951.00
    JOHNSON CONTROLS MS-VMA1630-1

    JOHNSON CONTROLS

    MS-VMA1630-1

    DISCONTINUED BY MANUFACTURER, VARIABLE AIR VOLUME CONTROLLER, PROGRAMMABLE, 32 BIT, INTEGRATED VAV CONTROLLER/ACTUATOR/DPT, 3 UI, 3 BO, 2 CO, 24 VAC, FC AND SA BUS, REPLACED BY M4-CVM03050-0
    ✓ IN STOCK!
    Buy Surplus As Low As $547.06
    $547.06
    Repair Yours $474.00
    SIEMENS SQM45.295B9

    SIEMENS

    SQM45.295B9

    ACTUATOR, 3 NM, 90/10S, CAN BUS, SHAFT 10MM "D", HOLDING TORQUE 1.5 NM
    ✓ IN STOCK!
    $1,502.00 Buy Surplus As Low As $1,005.17
    $1,005.17
    Repair Yours $703.00
    SCHNEIDER ELECTRIC NSYCU1K2P4UL

    SCHNEIDER ELECTRIC

    SQUARE D

    NSYCU1K2P4UL

    CLIMASYS STANDARD COOLING UNIT SIDE OF ENCLOSURE, C.U.1000W, 400/440V50/60HZ, SIDEM UL
    ✓ IN STOCK!
    Buy Surplus As Low As $1,944.00
    $1,944.00
    JOHNSON CONTROLS MS-NCE2560-0

    JOHNSON CONTROLS

    MS-NCE2560-0

    DISCONTINUED BY MANUFACTURER, NETWORK CONTROL ENGINE, 24VAC, MS/TP BUS
    ✓ IN STOCK!
    Buy Surplus As Low As $3,014.00
    $3,014.00
    Repair Yours $1,992.00
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