Thermostatic Boiler Controls

Loading Image

Learn More About Buderus 5016598
Buderus - 5016598 - Mixing Valve Module - For Logamatic 2107 Control
$358.00
Factory-Direct
Free Shipping
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 Burnham 100592-01
Burnham Hydrolevel 1100-H4 Low-Water Cut-Off Auto Reset with Test Button
$168.81
Factory-Direct
Learn More About Burnham 80160703
Burnham Honeywell L4006E Manual Reset Aquastat, CSD-1 Controls
$209.97
Factory-Direct
Free Shipping
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 Burnham 102714-01
Burnham - Low-Water Cut-Off Option Card Kit - Manual Reset - For Burnham ES2, ESC, MPO-IQ, and Series 3 Hot Water Boilers - MPN: 102714-01
$255.94
Factory-Direct
Free Shipping
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 Burnham 102717-01
Burnham - Aquastat Option Card Kit - Auto Reset - For Burnham ES2, ESC, MPO-IQ, and Series 3 Hot Water Boilers - MPN: 102717-01
$255.94
Factory-Direct
Free Shipping
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 Watts Radiant P-2329
Watts Radiant
Watts Radiant - P-2329 - 4-Zone - Zone Valve Controller - Master - Order Number: 81005192
$216.00
Factory-Direct
Free Shipping
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 Watts Radiant P-2331
Watts Radiant
Watts Radiant - P-2331 - 6-Zone - Zone Valve Controller - Master - Order Number: 81005190
$263.50
Factory-Direct
Free Shipping
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 Hydrolevel 3150
Hydrolevel HydroStat 3150 Universal Temperature Limit and Low Water Cut-Off for Oil-Fired Boilers, 120 VAC
$218.00
Factory-Direct
Free Shipping
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 Hydrolevel 3200
Hydrolevel HydroStat 3200 Universal Temperature Limit, Boiler Reset and Low Water Cut-Off for Gas-Fired Boilers, 24 VAC
$246.00
Factory-Direct
Free Shipping
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 Hydrolevel EW-204
Hydrolevel EW-204 Electro-Well Low Water Cut-Off Probe, Long Nut, Short Insertion Length - 3/4" NPT
$38.00
Factory-Direct
Learn More About Hydrolevel EW-205
Hydrolevel EW-205 Electro-Well Low Water Cut-Off Probe, Extra Short Insertion Length - 3/4" NPT
$28.00
Factory-Direct
Learn More About Tekmar 150-0
tekmar - Classic Series - 150 - Setpoint Control - One Stage
$234.00
Factory-Direct
Free Shipping
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 152
tekmar - Classic Series - 152 - Setpoint Control - Two Stage or Heat and Cool
$316.00
Factory-Direct
Free Shipping
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 356
tekmar - Classic Series - 356 - Mixing Control - Outdoor Temperature Reset - Variable Speed
$393.00
Factory-Direct
Free Shipping
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 360
tekmar - Classic Series - 360 - Mixing Control - Outdoor Temperature Reset - Floating Action
$671.00
Factory-Direct
Free Shipping
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 361
tekmar - Classic Series - 361 - Mixing Control - Outdoor Temperature Reset - Variable Speed
$742.00
Factory-Direct
Free Shipping
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 422
tekmar - Designer Series - 422 - Universal Reset Module - Compatible with tekmarNet 4 - Outdoor Temperature Reset - Mixing - Boiler - DHW - Setpoint
$1,005.00
Factory-Direct
Free Shipping
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.
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 326-0
tekmar - Designer Series - 326 - Zone Expansion Module - Compatible with tekmarNet 4 - Three Zone Pumps - For Use with tekmarNet 4 or Stand-Alone Thermostats
$240.00
Factory-Direct
Free Shipping
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 336
tekmar - Designer Series - 336 - Zone Manager - Compatible with tekmarNet 4 - Four Zone Pumps - For Use with tekmarNet 4 or Stand-Alone Thermostats
$516.00
Factory-Direct
Free Shipping
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 071
tekmar - 071 - Universal Sensor - 1' Wire
$37.00
Factory-Direct
Learn More About Tekmar 072
tekmar - 072 - Slab Sensor - 20' Wire - For Use with Outdoor Snow Melting Slabs
$118.00
Factory-Direct
Learn More About Tekmar 710
tekmar - 710 - 3/4" - 3-Way Mixing Valve
$196.00
Factory-Direct
Learn More About Tekmar 720
tekmar - 720 - 3/4" - 4-Way Mixing Valve
$203.00
Factory-Direct
Free Shipping
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 711
tekmar - 711 - 1" - 3-Way Mixing Valve
$197.00
Factory-Direct