Sensors & Control Accessories

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
Item#: 32554
Model#: 557
Brand: Tekmar
$640.00
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tekmar - Classic Series - 150 - Setpoint Control - One Stage
Item#: 32818
Model#: 150
Brand: Tekmar
$280.00
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tekmar - Classic Series - 257 - DHW Control - Two Stage
Item#: 32819
Model#: 257
Brand: Tekmar
$356.00
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tekmar - Classic Series - 261 - Boiler Control - Outdoor Temperature Reset - Two Stage - Setpoint
Item#: 32820
Model#: 261
Brand: Tekmar
$648.00
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tekmar - Performance Series - 315 - Wiring Center - Compatible with tekmarNet 4 - Six Zone Valves - For Use with tekmarNet 4 or Stand-Alone Thermostats
Item#: 32822
Model#: 315
Brand: Tekmar
$296.00
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tekmar - Designer Series - 325 - Zone Expansion Module - Compatible with tekmarNet 4 - Six Zone Valves - For Use with tekmarNet 4 or Stand-Alone Thermostats
Item#: 32823
Model#: 325
Brand: Tekmar
$443.00
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tekmar - Designer Series - 326 - Zone Expansion Module - Compatible with tekmarNet 4 - Three Zone Pumps - For Use with tekmarNet 4 or Stand-Alone Thermostats
Item#: 32824
Model#: 326
Brand: Tekmar
$263.00
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tekmar - Performance Series - 400 - House Control - Compatible with tekmarNet 2 - Four Zone Valves - Outdoor Temperature Reset - Boiler - DHW - Setpoint
Item#: 32825
Model#: 400
Brand: Tekmar
$844.00
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tekmar - Performance Series - 401 - House Control - Compatible with tekmarNet 2 - Four Zone Pumps - Outdoor Temperature Reset - Boiler - DHW - Setpoint
Item#: 32826
Model#: 401
Brand: Tekmar
$861.00
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Honeywell, PA404A1033, Honeywell Pressuretrol Controller For Safety Control of Steam Boilers, 0.5 to 9 PSI
Item#: 34951
Model#: PA404A1033
Brand: Honeywell
$273.95
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Honeywell, L8124C1003, Honeywell Triple Aquastat Relay Immersion Type Controller for High Limit Applications
Item#: 35537
Model#: L8124C1003
Brand: Honeywell
$388.00
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tekmar - 554 - Thermostat - 7-Day Programmable - Compatible with tekmarNet - One Stage Heat, One Stage Cool - Touchscreen
Item#: 62810
Model#: 554
Brand: Tekmar
$318.00
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tekmar - 680 - Snow Melting Control - Outdoor Temperature Reset - Speed Injection Mixing
Item#: 62811
Model#: 680
Brand: Tekmar
$3,083.00
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tekmar - 742 - Actuating Motor - 10 Newton Meter of Torque Rotary Motion - For tekmar Brass Mixing Valves
Item#: 62812
Model#: 742
Brand: Tekmar
$539.00
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$1,366.00
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