Proportional Thermostats

12 of 12 Items
  • T921G1005/U

    Honeywell

    T921G1005/U

    Overview Proportional Thermostats provide low voltage, 3-wire control for valve motors, damper motors, and balancing relays in heating or cooling system applications. Features Bellows element adjusts potentiometer slider to regulate motor operation...

    $482.09
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  • T921A1522/U

    Honeywell

    T921A1522/U

    Overview Proportional Thermostats provide low voltage, 3-wire control for valve motors, damper motors, and balancing relays in heating or cooling system applications. Features Bellows element adjusts potentiometer slider to regulate motor operation...

    $338.27
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  • T921A1191/U

    Honeywell

    T921A1191/U

    Overview Proportional Thermostats provide low voltage, 3-wire control for valve motors, damper motors, and balancing relays in heating or cooling system applications. Features Bellows element adjusts potentiometer slider to regulate motor operation...

    $354.75
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  • T921A1183/U

    Honeywell

    T921A1183/U

    Overview Proportional Thermostats provide low voltage, 3-wire control for valve motors, damper motors, and balancing relays in heating or cooling system applications. Features Bellows element adjusts potentiometer slider to regulate motor operation...

    $328.50
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  • TB7980B1005/U

    Honeywell

    TB7980B1005/U

    Overview The ZonePRO(R) thermostats are for low-voltage pressure-dependent variable air volume (VAV) applications. The four ZonePRO models can also be used for hydronic perimeter heating/cooling and bypass box with/without reheat. Features Provides...

    $182.03
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  • TB7980A1006/U

    Honeywell

    TB7980A1006/U

    Overview The ZonePRO(R) thermostats are for low-voltage pressure-dependent variable air volume (VAV) applications. The four ZonePRO models can also be used for hydronic perimeter heating/cooling and bypass box with/without reheat. Features Provides...

    $139.71
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  • TB6980B1006/U

    Honeywell

    TB6980B1006/U

    Overview The ZonePRO(R) thermostats are for low-voltage pressure-dependent variable air volume (VAV) applications. The four ZonePRO models can also be used for hydronic perimeter heating/cooling and bypass box with/without reheat. Features Provides...

    $150.63
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  • TB6980A1007/U

    Honeywell

    TB6980A1007/U

    Overview The ZonePRO(R) thermostats are for low-voltage pressure-dependent variable air volume (VAV) applications. The four ZonePRO models can also be used for hydronic perimeter heating/cooling and bypass box with/without reheat. Features Provides...

    $120.53
    cartAdd to Cart
12 of 12 Items