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  • RESIDEO
    Resideo AP5027-30U Airswitch Product, Style E121
    SKU: AP5027-30U
    Product DescriptionResideo's AP5027-30U is an adjustable pressure switch designed for various heating applications. This switch features a range of adjustments suitable for different electrical load requirements. It is built to ensure reliable performance in heating equipment. Versatile application for heating systems Compatible with a...
    $208.03
    $208.03
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    RESIDEO
    Resideo AP5210-30 Air Flow Switch SPST NC
    SKU: AP5210-30
    Product DescriptionThe Resideo AP5210-30 Air Flow Switch is engineered for precise detection of air flow in HVAC systems. It incorporates a single pole, single throw (SPST) contact that is normally closed (NC), ensuring reliable operation across a range of applications from industrial to commercial...
    $287.31
    $287.31
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    RESIDEO
    Resideo AQ25042B Aquatrol Boiler Control Panel for 4 Zones or 2 Wire Valves
    SKU: AQ25042B
    Product DescriptionThe Resideo AQUATROL Boiler Control Panel AQ25042B manages the operation of hydronic heating systems. This panel is designed for reliable control of up to four zones or two-wire valves. It supports a variety of heating configurations for residential applications. Controls up to two...
    $474.83
    $474.83
  • RESIDEO
    Resideo AQ25042B/U Aquatrol Boiler Control Panel with DHW Priority for 4 Zones of Pumps or 2-Wire Valves
    SKU: AQ25042B/​U
    Product DescriptionThe Resideo AQ25042B/U Aquatrol Boiler Control Panel manages hydronic heating systems effectively. It supports four zones for pumps or two-wire valves in zoned residential applications. This unit ensures efficient distribution of hot water for heating. Compatible with AQ1000 communicating thermostats and most digital...
    $460.08
    $460.08
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    RESIDEO
    Resideo AQ25044B 4 Zone Panel USEw/4wireVal/EndSwt
    SKU: AQ25044B
    Product Description The Resideo AQ25044B 4-Zone Security Panel provides a security solution for industrial and commercial facilities. This panel features four programmable zones, allowing customization to specific needs. It supports various sensors and devices, including door and window contacts, motion detectors, and smoke detectors....
    $415.30
    $415.30
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    RESIDEO
    Resideo AQ25244B Aquatrol Universal Inject and Mix Boiler Reset Control Panel DHW Priority
    SKU: AQ25244B
    Product Description The RESIDEO AQ25244B Aquatrol Injection/Mixing Boiler Reset Control provides energy-efficient outdoor temperature compensated control of a high-temperature boiler loop and lower temperature mixed loop in residential hydronic heating systems. It converts a single-zone heating system to Zone of Greatest Demand control, with...
    $471.03
    $471.03
  • 191679570.jpg
    RESIDEO
    Resideo AQ25542B/U Aquatrol Zoning Panel for 4 Zones of Pumps or 2-Wire Valves
    SKU: AQ25542B/​U
    Product DescriptionThe Resideo AQ25542B/U is an Aquatrol zoning panel designed for controlling up to four zones in hydronic heating systems. It is compatible with both AQ2000 boiler control panels and AQ1000 communicating thermostats. This zoning panel can expand to control up to sixteen zones...
    $271.98
    $271.98
  • RESIDEO
    Resideo AQ25742B/U Aquatrol Zoning Panel for 4 Zone 2-wire valves (24 Vac)
    SKU: AQ25742B/​U
    Product DescriptionThe Resideo AQ25742B/U is an Aquatrol Zoning Panel. It is designed for hydronic zoning systems and can control up to four space heating zones. This zoning panel works with AQ2000 boiler control panels and AQ1000 communication thermostats. You can combine it with additional...
    $339.86
    $339.86
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    RESIDEO
    Resideo ARD10 ARD10TZ Damper 24VAC 10-inch Replaces RDS-10 CRDS10 RSD-10
    SKU: ARD10
    Product Description The Resideo ARD10 automatic round damper, model ARD10TZ, is a 10-inch, 24VAC motorized damper for precise HVAC zone control. It features a two-position actuator with a field-reversible power-closed/spring-return open configuration. Constructed from galvanized steel with synthetic bearings, it ensures low-leakage performance and...
    $226.14
    $226.14
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    RESIDEO
    Resideo ARD12TZ Vent Damper 12 Inches Open/Close Resideo
    SKU: ARD12TZ
    Product DescriptionThe Resideo ARD12TZ is a 12-inch vent damper designed for optimal control of airflow in both commercial and industrial environments. Precision-engineered by Resideo, this product ensures robust performance and reliable operation. Constructed from durable galvanized steel, guaranteeing longevity. Features an open/close mechanism for...
    $195.35
    $195.35
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    RESIDEO
    Resideo ARD18 Automatic Round Damper 24 VAC 60 Hz 8 VA 18 inches
    SKU: ARD18
    Product Description The RESIDEO ARD18 is an automatic, round, power-closed, spring-open single-blade zone control damper designed for circulating air in residential HVAC systems. This 18-inch diameter damper, constructed from 20-gauge galvanized steel, operates on 24 VAC 60 Hz 8 VA power. It features a...
    $324.29
    $324.29
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    RESIDEO
    Resideo ARD20TZ/U Automatic Round Damper 20-inch
    SKU: ARD20TZ/​U
    Product DescriptionThe Resideo ARD20TZ/U is a twenty-inch automatic round damper made from galvanized steel. It is designed for HVAC applications to control air circulation in zoned heating, cooling, and ventilation systems. The damper uses a power-close, spring-open mechanism that minimizes leakage. Constructed from galvanized...
    $225.25
    $225.25
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    RESIDEO
    Resideo ARD5TZ 5 Inch Automatic Round TrueZONE Damper
    SKU: ARD5TZ
    Product DescriptionThe Resideo ARD5TZ 5 Inch Automatic Round TrueZONE Damper is designed to control air flow in heating, cooling, and ventilation systems. This damper features power-close and spring-open models that ensure low leakage and efficient air circulation. Galvanized steel construction Power closed/spring return open...
    $175.01
    $175.01
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    RESIDEO
    Resideo ARD8TZ 8 Inch Damper Close/Open Operation HVAC Zone Control
    SKU: ARD8TZ
    Product DescriptionThe Resideo ARD8TZ is a precision-engineered 8-inch damper, designed for effective airflow management within HVAC systems. Crafted by Resideo, a leader in home comfort solutions, this damper enables close/open operation, ensuring controlled air distribution in various settings. Robust construction ensures durability and long-term...
    $166.01
    $166.01
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    RESIDEO
    Resideo AS06-1A Replacement Sieve Filter Mesh 100 Micron for Sizes 3/4 in - 1 1/4 in
    SKU: AS06-1A
    Product DescriptionThe Resideo AS06-1A is a replacement sieve filter mesh designed for filtration systems. It features a mesh size of 100 microns and is suitable for various sizes from three-fourths inches to one and one-quarter inches. This product is essential for maintaining clean water...
    $28.59
    $28.59
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    RESIDEO
    Resideo AT120A1004/U Foot Mounted Transformer with 9 in Leadwires
    SKU: AT120A1004/​U
    Product DescriptionThe Resideo AT120A1004/U is a foot mounted transformer designed for 24 Vac circuits. This transformer is ideal for heating and cooling control systems and can be applied to various uses as long as the load ratings are not exceeded. Designed for powering 24...
    $45.09
    $45.09
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    RESIDEO
    Resideo at120b1028/u Foot Mounted Transformer 20 Va
    SKU: AT120B1028/​U
    Product Description The RESIDEO at120b1028/u is a foot-mounted, general-purpose step-down transformer designed to supply 24 volt AC power to low-voltage control circuits. Rated at 20 VA with a primary input of 120 volts AC at 60 Hz and a secondary open-circuit voltage of 27...
    $39.99
    $39.99
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    RESIDEO
    Resideo AT140A1000 Transformer 40VA 120V to 27V Secondary
    SKU: AT140A1000
    Product DescriptionThe Resideo AT140A1000 Transformer is engineered for reliable power conversion in heating and cooling control systems. This transformer features a 40VA capacity, converting from 120V to 27V for dependable low voltage power supply. Color-coded wiring for hassle-free setup. Complies with NEC Class 2...
    $32.17
    $32.17
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    RESIDEO
    RESIDEO AT140A1000/U Transformer With 9 Inch Lead Wires 120V
    SKU: AT140A1000/​U
    Product DescriptionThe Resideo AT140A1000/U is a transformer designed for reliable power conversion in industrial applications. This transformer features a primary voltage of 120 volts and a secondary voltage of twenty-seven volts alternating current (VAC) with a power rating of forty volt-amperes (VA). It is...
    $28.80
    $28.80
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    RESIDEO
    RESIDEO AT140A1018/U Transformer 40VA 120/208/240 Volt 27 VOC with 9 Inch Lead Wire Metal End Belts
    SKU: AT140A1018/​U
    Product DescriptionRESIDEO's AT140A1018/U Transformer is designed for efficient power distribution in industrial and automation environments. This transformer has a power rating of forty VA and supports voltage inputs of one hundred twenty, two hundred eight, and two hundred forty volts, making it adaptable to...
    $29.40
    $29.40
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