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Free Shipping on qualified orders over $599! Excluding HI, AK & Canada, and products marked Special Handling. *Some Items Excluded*
Free Shipping on qualified orders over $599! Excluding HI, AK & Canada, and products marked Special Handling. *Some Items Excluded*

Controls

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  • Z-one Relay Three Zone Valve Control

    Caleffi North America, Inc
    $172.89 - $172.89
    $172.89
    $172.89 - $172.89
    $172.89
    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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    $172.89 - $172.89
    $172.89
    $172.89 - $172.89
    $172.89

  • Z-one Relay Four Zone Valve Control

    Caleffi North America, Inc
    $205.26 - $205.26
    $205.26
    $205.26 - $205.26
    $205.26
    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...

    View full details
    $205.26 - $205.26
    $205.26
    $205.26 - $205.26
    $205.26

  • Z-one Relay Six Zone Valve Control

    Caleffi North America, Inc
    $266.84 - $266.84
    $266.84
    $266.84 - $266.84
    $266.84
    In stock

    SKU ZVR106

    Relay (multi-zone)The ZVR series is a multi-zone valve relay and boiler operating control for multiple zone hydronic heating systems. The ZVR serie...

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    $266.84 - $266.84
    $266.84
    $266.84 - $266.84
    $266.84

  • 3 Zone Pump Control

    Caleffi North America, Inc
    $228.16 - $228.16
    $228.16
    $228.16 - $228.16
    $228.16
    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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    $228.16 - $228.16
    $228.16
    $228.16 - $228.16
    $228.16

  • 4 Zone Pump Control

    Caleffi North America, Inc
    $266.84 - $266.84
    $266.84
    $266.84 - $266.84
    $266.84
    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...

    View full details
    $266.84 - $266.84
    $266.84
    $266.84 - $266.84
    $266.84

  • 6 Zone Pump Control

    Caleffi North America, Inc
    $326.84 - $326.84
    $326.84
    $326.84 - $326.84
    $326.84
    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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    $326.84 - $326.84
    $326.84
    $326.84 - $326.84
    $326.84

  • Caleffi Single Zone Relay

    Caleffi North America, Inc
    $96.32 - $96.32
    $96.32
    $96.32 - $96.32
    $96.32
    In stock

    SKU ZSR101

    Single zone relayReplaceable fuses: Type 2AG, 5A slow blow.Transformer voltage: 24 VACMaximum transformer load: 12 VAElectrical switch rating: 10A...

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    $96.32 - $96.32
    $96.32
    $96.32 - $96.32
    $96.32

  • Caleffi UL Mounting Box, all iSolar Controls

    Caleffi North America, Inc
    $35.95 - $35.95
    $35.95
    $35.95 - $35.95
    $35.95
    Low stock

    SKU NA10120

    $35.95 - $35.95
    $35.95
    $35.95 - $35.95
    $35.95