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Controls

  • Caleffi ZSR series Pump Zone Control-3 zone pump control

    Caleffi
    Original price $243.86 - Original price $243.86
    Original price
    $243.86
    $243.86 - $243.86
    Current price $243.86
    In stock

    SKU ZSR103

    The ZSR series is multi-zone pump and boiler operating control for multiple zone hydronic heating systems. The ZSR series interfaces with low volta...

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    Original price $243.86 - Original price $243.86
    Original price
    $243.86
    $243.86 - $243.86
    Current price $243.86
  • Caleffi ZSR series Pump Zone Control-4 zone pump control

    Caleffi
    Original price $285.09 - Original price $285.09
    Original price
    $285.09
    $285.09 - $285.09
    Current price $285.09
    In stock

    SKU ZSR104

    The ZSR series is multi-zone pump and boiler operating control for multiple zone hydronic heating systems. The ZSR series interfaces with low volta...

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    Original price $285.09 - Original price $285.09
    Original price
    $285.09
    $285.09 - $285.09
    Current price $285.09
  • Caleffi ZSR series Pump Zone Control-6 zone pump control

    Caleffi
    Original price $349.12 - Original price $349.12
    Original price
    $349.12
    $349.12 - $349.12
    Current price $349.12
    In stock

    SKU ZSR106

    The ZSR series is multi-zone pump and boiler operating control for multiple zone hydronic heating systems. The ZSR series interfaces with low volta...

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    Original price $349.12 - Original price $349.12
    Original price
    $349.12
    $349.12 - $349.12
    Current price $349.12
  • Caleffi ZVR Series Valve Zone Control-3 zone valve control

    Caleffi
    Original price $185.09 - Original price $185.09
    Original price
    $185.09
    $185.09 - $185.09
    Current price $185.09
    In stock

    SKU ZVR103

    Interfaces with low voltage thermostats or any other low voltage controllers having a switching action. Controls from 3 to 6 zones (model dependent...

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    Original price $185.09 - Original price $185.09
    Original price
    $185.09
    $185.09 - $185.09
    Current price $185.09
  • Caleffi ZVR Series Valve Zone Control-4 zone valve control

    Caleffi
    Original price $219.30 - Original price $219.30
    Original price
    $219.30
    $219.30 - $219.30
    Current price $219.30
    In stock

    SKU ZVR104

    Interfaces with low voltage thermostats or any other low voltage controllers having a switching action. Controls from 3 to 6 zones (model dependent...

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    Original price $219.30 - Original price $219.30
    Original price
    $219.30
    $219.30 - $219.30
    Current price $219.30
  • 24V ACTUATOR W/END SWITCH

    Oventrop
    Original price $64.76 - Original price $64.76
    Original price
    $64.76
    $64.76 - $64.76
    Current price $64.76
    In stock

    SKU 101 24 96

    Used for heating, ventilation and air conditioning. The actuators serve to control the room temperature and can, for instance, be used with convent...

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    Original price $64.76 - Original price $64.76
    Original price
    $64.76
    $64.76 - $64.76
    Current price $64.76
  • Viega Zone control

    Viega
    Original price $196.64 - Original price $196.64
    Original price
    $196.64
    $196.64 - $196.64
    Current price $196.64
    In stock

    SKU 18060

    For use with thermostats, powerheads, and zone valves Suitable for Zone valve Model 2837.1US, Zone valve Model 2837.2US, Zone valve Model 2837.3US...

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    Original price $196.64 - Original price $196.64
    Original price
    $196.64
    $196.64 - $196.64
    Current price $196.64
  • Viega pump and boiler relay

    Viega
    Original price $76.30 - Original price $76.30
    Original price
    $76.30
    $76.30 - $76.30
    Current price $76.30
    In stock

    SKU 18033

    For circulator activation using a thermostat or end switch Components 120 VAC supply, 24 VAC transformer, control pump and boiler contact output...

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    Original price $76.30 - Original price $76.30
    Original price
    $76.30
    $76.30 - $76.30
    Current price $76.30
  • Viega Basic heating control

    Viega
    Original price $527.89 - Original price $527.89
    Original price
    $527.89
    $527.89 - $527.89
    Current price $527.89
    In stock

    SKU 16015

    For controlling system water temperature based on outdoor reset Suitable for Indoor sensor Model 2871.2US Modulating mixing valve control, boiler ...

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    Original price $527.89 - Original price $527.89
    Original price
    $527.89
    $527.89 - $527.89
    Current price $527.89
  • Johnson Controls Remote Bulb Temperature Control

    Johnson Controls
    Original price $62.99 - Original price $62.99
    Original price
    $62.99
    $62.99 - $62.99
    Current price $62.99
    In stock

    SKU A19ABC-11

    Johnson Controls A19 Series temperature controls are designed to cover a broad range of uses for heating and general purpose requirements. Controls...

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    Original price $62.99 - Original price $62.99
    Original price
    $62.99
    $62.99 - $62.99
    Current price $62.99
  • Viega Powerhead

    Viega
    Original price $54.11 - Original price $54.11
    Original price
    $54.11
    $54.11 - $54.11
    Current price $54.11
    In stock

    SKU 15070

      For use in Heating and Cooling applications Suitable for Digital thermostat Model 2874.5US, Zone control Model 2874.7US, Thermostat Model 2878....

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    Original price $54.11 - Original price $54.11
    Original price
    $54.11
    $54.11 - $54.11
    Current price $54.11
  • Johnson Controls Hot Water Cutout Temperature Control

    Johnson Controls
    Original price $107.28 - Original price $107.28
    Original price
    $107.28
    $107.28 - $107.28
    Current price $107.28
    In stock

    SKU A19ADB-2C

    Johnson Controls A19 Series temperature controls are designed to cover a broad range of uses for heating and general purpose requirements. Controls...

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    Original price $107.28 - Original price $107.28
    Original price
    $107.28
    $107.28 - $107.28
    Current price $107.28
  • Johnson Controls Single Stage Digital Temperature Control

    Johnson Controls
    Original price $110.08 - Original price $110.08
    Original price
    $110.08
    $110.08 - $110.08
    Current price $110.08
    In stock

    SKU A421ABC-02C

    Features Easy to Read Front Panel LCD:Displays the sensed temperature and control function status clearly, custom icons on the display indicate th...

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    Original price $110.08 - Original price $110.08
    Original price
    $110.08
    $110.08 - $110.08
    Current price $110.08
  • Johnson 24VAC Single Stage Temperature Control

    Johnson Controls
    Original price $92.55 - Original price $92.55
    Original price
    $92.55
    $92.55 - $92.55
    Current price $92.55
    In stock

    SKU A421GBF-02C

    Features: Wide Setpoint range: -30 to 212° F (-34 to 100° C) Adjustable differential from 1 to 30° F (1 to 30° C) Adjustable anti-short cycle dela...

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    Original price $92.55 - Original price $92.55
    Original price
    $92.55
    $92.55 - $92.55
    Current price $92.55
  • Johnson Controls Replacement PTC Sensor

    johnson Controls
    Original price $39.50 - Original price $39.50
    Original price
    $39.50
    $39.50 - $39.50
    Current price $39.50
    In stock

    SKU A99BB-200C

    The A421 Series Electronic Temperature Controls are single-stage controls with a single-pole, double-throw (SPDT) output relay. A421 Controls featu...

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    Original price $39.50 - Original price $39.50
    Original price
    $39.50
    $39.50 - $39.50
    Current price $39.50
  • Johnson Controls Digital Temperature Display

    Johnson Controls
    Original price $206.77 - Original price $206.77
    Original price
    $206.77
    $206.77 - $206.77
    Current price $206.77
    In stock

    SKU D350AA-1C

    The Johnson Controls D350AA-1C Digital Display Module is used in conjunction with the A350, A350E, A350P, and A350R series temperature controls. A ...

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    Original price $206.77 - Original price $206.77
    Original price
    $206.77
    $206.77 - $206.77
    Current price $206.77
  • Viega Powerhead

    Viega
    Original price $57.98 - Original price $57.98
    Original price
    $57.98
    $57.98 - $57.98
    Current price $57.98
    In stock

    SKU 15069

      For use in Heating and Cooling applications Suitable for Digital thermostat Model 2874.5US, Zone control Model 2874.7US, Thermostat Model 2878....

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    Original price $57.98 - Original price $57.98
    Original price
    $57.98
    $57.98 - $57.98
    Current price $57.98
  • Viega Powerhead

    Viega
    Original price $105.72 - Original price $105.72
    Original price
    $105.72
    $105.72 - $105.72
    Current price $105.72
    In stock

    SKU 15068

      For use in Heating and Cooling applications Suitable for Manifold Model 2804, Manifold Model 2879 Model 2877.8

    Original price $105.72 - Original price $105.72
    Original price
    $105.72
    $105.72 - $105.72
    Current price $105.72
  • Mixing station Enhanced

    Viega
    Original price $810.69 - Original price $810.69
    Original price
    $810.69
    $810.69 - $810.69
    Current price $810.69
    In stock

    SKU 12152

    Enhanced For supply temperature modulation 7 settings, permanent magnet motor design reduces power comsumption by 50% Components Isolation ball...

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    Original price $810.69 - Original price $810.69
    Original price
    $810.69
    $810.69 - $810.69
    Current price $810.69
  • Johnson Controls Temperature Stage Module

    Johnson Controls
    Original price $100.25 - Original price $100.25
    Original price
    $100.25
    $100.25 - $100.25
    Current price $100.25
    In stock

    SKU S350AA-1C

    The S350 Stage Module is used in conjunction with the A350, A350E, A350P, and A350R series temperature controls to add multiple stage capability. T...

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    Original price $100.25 - Original price $100.25
    Original price
    $100.25
    $100.25 - $100.25
    Current price $100.25
  • Azel 2 zone switching relay w/ priority protection, 24VAC output terminal

    Azel
    Original price $146.55 - Original price $146.55
    Original price
    $146.55
    $146.55 - $146.55
    Current price $146.55
    In stock

    SKU SP-82

    The i-Link series 2-zone circulator pump controller is operated by low voltage thermostats or any other low voltage controllers having an SPST swit...

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    Original price $146.55 - Original price $146.55
    Original price
    $146.55
    $146.55 - $146.55
    Current price $146.55
  • Johnson Controls 3' Cable for Remote Mounting

    Johnson Controls
    Original price $49.61 - Original price $49.61
    Original price
    $49.61
    $49.61 - $49.61
    Current price $49.61
    In stock

    SKU WHA29A-600R

    The WHA29A-600R (3 ft cable) allows the user flexibility in connecting numerous S350s remotely in a staging application and/or remote mounting of a...

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    Original price $49.61 - Original price $49.61
    Original price
    $49.61
    $49.61 - $49.61
    Current price $49.61
  • HBX Snow Socket & DUD Sensor

    HBX
    Original price $112.94 - Original price $112.94
    Original price
    $112.94
    $112.94 - $112.94
    Current price $112.94
    In stock

    SKU SNO-0111

    For use with SNO-0110 Optical Snow Melt Sensor

    Original price $112.94 - Original price $112.94
    Original price
    $112.94
    $112.94 - $112.94
    Current price $112.94
  • HBX Stand-Alone WiFi Snow Melt Control

    HBX
    Original price $541.86 - Original price $541.86
    Original price
    $541.86
    $541.86 - $541.86
    Current price $541.86
    In stock

    SKU SNO-0550

    Overview Introducing the simplest, most intuitive control available to the industry: the SN0-0550. This unique control uses a new step-by-step inte...

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    Original price $541.86 - Original price $541.86
    Original price
    $541.86
    $541.86 - $541.86
    Current price $541.86
  • HBX Remote Plastic Dipped Sensor

    HBX
    Original price $43.58 - Original price $43.58
    Original price
    $43.58
    $43.58 - $43.58
    Current price $43.58
    In stock

    SKU 029-0049

    A Slab Sensor is commonly used for floor temperature sensing in floor heating applications. This sensor is designed to provide a thermostat with th...

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    Original price $43.58 - Original price $43.58
    Original price
    $43.58
    $43.58 - $43.58
    Current price $43.58
  • HBX Stand-Alone Boiler Control

    HBX
    Original price $352.38 - Original price $352.38
    Original price
    $352.38
    $352.38 - $352.38
    Current price $352.38
    In stock

    SKU CPU-0550

    Introducing the simplest, most intuitive control available to the hydronic industry, the CPU-0550. The unique design means minutes to learn, minute...

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    Original price $352.38 - Original price $352.38
    Original price
    $352.38
    $352.38 - $352.38
    Current price $352.38
  • Stand-alone/Expansion Module/Zone Control

    HBX
    Original price $301.56 - Original price $301.56
    Original price
    $301.56
    $301.56 - $301.56
    Current price $301.56
    In stock

    SKU ZON-0500

    Overview The ZON-0500 is an intelligent, microprocessor based zone control. Capable of controlling up to 4 zones per control, the ZON-0500 can be u...

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    Original price $301.56 - Original price $301.56
    Original price
    $301.56
    $301.56 - $301.56
    Current price $301.56
  • ThermoLinx Wi-Fi Module

    HBX
    Original price $243.10 - Original price $243.10
    Original price
    $243.10
    $243.10 - $243.10
    Current price $243.10
    In stock

    SKU TMX-0100

    Wi-Fi Zoning System: Used in conjunction with the ZON-0550 Zone Control, THM-0300 Thermostat, and the free HBX Zone App, the user can control their...

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    Original price $243.10 - Original price $243.10
    Original price
    $243.10
    $243.10 - $243.10
    Current price $243.10