Thermostatic Boiler Controls

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171 Products

Learn More About Buderus 5720724
Buderus - 5720724 - BFU Room Sensor - For Logamatic 2107 Control
$156.00
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Learn More About Tekmar 680
tekmar - 680 - Snow Melting Control - Outdoor Temperature Reset - Speed Injection Mixing
$2,790.00
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*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount
Learn More About 2% Check Discount
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Learn More About Tekmar 742
tekmar - 742 - Actuating Motor - 10 Newton Meter of Torque Rotary Motion - For tekmar Brass Mixing Valves
$466.00
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*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Learn More About Tekmar 009K
tekmar - 009K - Transformer Kit - 24V (AC) - Includes Mounting Box
$105.00
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Learn More About Tekmar 012
tekmar - 012 - Adaptor Plate - For Enclosure S
$27.00
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Learn More About Tekmar 086
tekmar - 086 - Humidity and Temperature Sensor - Flush Mount
$147.00
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Learn More About Tekmar 095
tekmar - Classic Series - 095 - Snow Sensor - Aerial Mount - For Use with tekmar Snow Melting Controls
$207.00
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*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Learn More About Tekmar 406
tekmar - Performance Series - 406 - House Control - Compatible with tekmarNet 2 - Four Zone Valves - Outdoor Temperature Reset - Heat Pump - Backup
$1,401.00
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*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount
Learn More About 2% Check Discount
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Learn More About Tekmar 519
tekmar - Classic Series - 519 - Radiant Thermostat - Non-Programmable - One Stage Heat - Slab Sensor
$114.00
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Learn More About Tekmar 553
tekmar - Designer Series - 553 - Thermostat - 7-Day Programmable - Compatible with tekmarNet 2 and tekmarNet 4 - Two Stage Heat, One Stage Cool, One Fan - Touchscreen
$375.00
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*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Learn More About Tekmar 557
tekmar - Designer Series - 557 - Thermostat - 7-Day Programmable - Compatible with tekmarNet 2 and tekmarNet 4 - Two Stage Heat, Two Stage Cool - Heat Pump - Humidity - Backup - Touchscreen
$576.00
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Learn More About Free Freight
Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Learn More About Tekmar M3023
tekmar - M3023 - 2-1/2" - Seal Kit - For Cast-Iron Valves
$74.00
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Learn More About Tekmar M3024
tekmar - M3024 - 3" to 4" - Seal Kit - For Cast-Iron Valves
$116.00
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Learn More About Tekmar M3025
tekmar - M3025 - Valve Handle Kit - For Cast-Iron Valves
$81.00
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Learn More About Tekmar M3031
tekmar - M3031 - Shear Pins - Quantity: 3 - For tekmar 010/011 Actuating Motors
$52.00
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Learn More About Tekmar M3053
tekmar - M3053 - Fuses - 2.5 A 250V (AC) - Quantity: 5
$47.00
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Learn More About Tekmar M3056
tekmar - M3056 - 3/4" to 1-1/4" - O-Ring Kit - For tekmar Brass Mixing Valves
$35.00
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Learn More About Tekmar M3061
tekmar - M3061 - Mixing Valve Adapter Kit - For Mounting a tekmar M3062 Belimo Actuator to Cast-Iron Valves
$370.00
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*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Learn More About Tekmar M3062
tekmar - M3062 - Belimo Actuator - GMB24-3 - 40 Newton Meter of Torque - For Cast-Iron Valves
$694.00
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*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Learn More About Burnham 104083-01BN
Burnham - Automatic Reset - Low-Water Cut-Off Kit - Hydrolevel 1100-H6 - For Burnham Series 2 and PVG Hot Water Boilers - MPN: 104083-01
$175.09
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Learn More About Burnham 103696-01
Burnham - Manual Reset - Auxiliary High Limit Kit - Honeywell L4006E1133 - For Burnham Series 2 and PVG Hot Water Boilers - MPN: 103696-01
$186.24
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Learn More About Triangle Tube PTCAB01
Triangle Tube - Cascade Connection Cable - For Triangle Tube Prestige and Prestige Excellence Hot Water Boilers - MPN: PTCAB01
$33.00
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Learn More About Caleffi ZVR106
$262.00
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Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Learn More About Hydrolevel EL1150
Hydrolevel EL1150 Low Water Cut-Off Probe for 1150 Series Controls
$31.00
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