Thermostats & Controls
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Weil-McLain - BSC - 0-135 ohm Output Card - 389900233
$341.00
Factory-Direct
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Weil-McLain - Indoor/Outdoor Operating Control - 6-20 F Adjustable Differential - 511624622
$535.00
Factory-Direct
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Weil-McLain - MBC 4-20-ma - Input Module - 389900226
$703.00
Factory-Direct
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Weil-McLain - Pressure Sensor Assembly - 511624643
$774.00
Factory-Direct
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Weil-McLain - Sequencing and Modulating Control - with BacNET - 389900228
$12,462.00
Factory-Direct
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2% Check Discount
Weil-McLain - Steam Pressure Modulating Control - 0-15 PSI - 1-12 PSI Adjustable Differential - 135 ohm Potentiometer - 510712121
$560.00
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tekmar - Designer Series - 346 - Power Manager - Compatible with tekmarNet 4 - Three Auxiliary Pumps - Four Demands
$753.00
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tekmar - 033 - Timer - Compatible with tekmarNet 2 and tekmarNet 4 - Programmable
$262.00
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Weil-McLain - BCP-8S - Steam Control Panel - Eight Stage - 389900222
$2,695.00
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2% Check Discount
Weil-McLain - BCP-8X - Extension Module - Eight Stage - 389900223
$1,948.00
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2% Check Discount
Weil-McLain - BMC-6X - Modulating Extension Module - Six Stage - 389900225
$2,745.00
Factory-Direct
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2% Check Discount
Weil-McLain - BSC - Hot Water/Steam Multiple Sequencing and Modulating Control - 389900219
$7,911.00
Factory-Direct
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2% Check Discount
Weil-McLain - BSC-8X - Modulating Expansion Module - 389900231
$4,749.00
Factory-Direct
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2% Check Discount
Hydrolevel EW-224 Electro-Well Low Water Cut-Off Probe, Long Nut, Short Insertion Length - 1/2" NPT
Hydrolevel EW-225 Electro-Well Low Water Cut-Off Probe, Extra Short Insertion Length - 1/2" NPT
Displaying Products 121 - 144 (of 533)
tekmar Controls
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How to Pick the Perfect Thermostat
Battle of the Smart Thermostats
Keep your home comfort system working the way that's right for you with specialized thermostats and controls. Whether you're updating an old control, replacing a thermostat, or building a new system, we have the right parts for you.