Pros, Join Our TradeMaster Program!
  • 519 One Stage Heat Thermostat w/ Slab Sensor (518 + 079) Product Image
    Not Added to List Icon Add to List
    Added to List Icon List
    519 One Stage Heat Thermostat w/ Slab Sensor (518 + 079) 519 519 One Stage Heat Thermostat w/ Slab Sensor (518 + 079)
    SKU: 519 Tekmar
    SKU: 519
    Brand: Tekmar
    (33)
    $79.99 each
    Not Added to List Icon Add to List
    Added to List Icon List
    181
    Tue, Feb 1
    261
    QtyArrives
    181 Tue, Feb 1
    80 Wed, Feb 2 – Thu, Feb 3
    Questions? Call 1-888-757-4774
    Not Added to List Icon Add to List
    Added to List Icon List
  • Slab Sensor (10' wire) Product Image
    Not Added to List Icon Add to List
    Added to List Icon List
    Slab Sensor (10' wire) 079 Slab Sensor (10' wire)
    SKU: 079 Tekmar
    SKU: 079
    Brand: Tekmar
    (9)
    $26.61 each
    Not Added to List Icon Add to List
    Added to List Icon List
    70
    Tue, Feb 1
    70
    QtyArrives
    70 Tue, Feb 1
    Questions? Call 1-888-757-4774
    Not Added to List Icon Add to List
    Added to List Icon List
  • WiFi Thermostat - One Stage Heat Product Image
    Not Added to List Icon Add to List
    Added to List Icon List
    WiFi Thermostat - One Stage Heat 561 WiFi Thermostat - One Stage Heat
    SKU: 561 Tekmar
    SKU: 561
    Brand: Tekmar
    (10)
    $203.81 each
    Not Added to List Icon Add to List
    Added to List Icon List
    Mon, Apr 25 – Wed, Jul 20
    Arrives
    Mon, Apr 25 – Wed, Jul 20
    Questions? Call 1-888-757-4774 or
    Not Added to List Icon Add to List
    Added to List Icon List
  • 518 1 Stage Heat Thermostat Product Image
    Not Added to List Icon Add to List
    Added to List Icon List
    518 1 Stage Heat Thermostat 518 518 1 Stage Heat Thermostat
    SKU: 518 Tekmar
    SKU: 518
    Brand: Tekmar
    (10)
    $70.83 each
    Not Added to List Icon Add to List
    Added to List Icon List
    Mon, Feb 28 – Mon, Mar 28
    Arrives
    Mon, Feb 28 – Mon, Mar 28
    Questions? Call 1-888-757-4774 or
    Not Added to List Icon Add to List
    Added to List Icon List
  • Outdoor Sensor Product Image
    Not Added to List Icon Add to List
    Added to List Icon List
    Outdoor Sensor 070 Outdoor Sensor
    SKU: 070 Tekmar
    SKU: 070
    Brand: Tekmar
    (6)
    $28.94 each
    Not Added to List Icon Add to List
    Added to List Icon List
    86
    Tue, Feb 1
    86
    QtyArrives
    86 Tue, Feb 1
    Questions? Call 1-888-757-4774
    Not Added to List Icon Add to List
    Added to List Icon List
  • Indoor Sensor<br>Flush Mount Product Image
    Not Added to List Icon Add to List
    Added to List Icon List
    Indoor Sensor Flush Mount 084 Indoor Sensor Flush Mount
    SKU: 084 Tekmar
    SKU: 084
    Brand: Tekmar
    (2)
    $35.41 each
    Not Added to List Icon Add to List
    Added to List Icon List
    381
    Tue, Feb 1
    407
    QtyArrives
    381 Tue, Feb 1
    26 Wed, Feb 2 – Thu, Feb 3
    Questions? Call 1-888-757-4774
    Not Added to List Icon Add to List
    Added to List Icon List
  • Universal Sensor (1' wire) Product Image
    Not Added to List Icon Add to List
    Added to List Icon List
    Universal Sensor (1' wire) 071 Universal Sensor (1' wire)
    SKU: 071 Tekmar
    SKU: 071
    Brand: Tekmar
    (9)
    $23.17 each
    Not Added to List Icon Add to List
    Added to List Icon List
    56
    Tue, Feb 1
    56
    QtyArrives
    56 Tue, Feb 1
    Questions? Call 1-888-757-4774
    Not Added to List Icon Add to List
    Added to List Icon List
  • Snow / Ice Sensor<br>(65 ft. wire) Product Image
    Not Added to List Icon Add to List
    Added to List Icon List
    Snow / Ice Sensor (65 ft. wire) 090 Snow / Ice Sensor (65 ft. wire)
    SKU: 090 Tekmar
    SKU: 090
    Brand: Tekmar
    (3)
    $559.99 each
    Not Added to List Icon Add to List
    Added to List Icon List
    43
    Tue, Feb 1
    43
    QtyArrives
    43 Tue, Feb 1
    Questions? Call 1-888-757-4774
    Not Added to List Icon Add to List
    Added to List Icon List
  • Outdoor Reset Boiler Control - One Stage Boiler Product Image
    Not Added to List Icon Add to List
    Added to List Icon List
    Outdoor Reset Boiler Control - One Stage Boiler 256 Outdoor Reset Boiler Control - One Stage Boiler
    SKU: 256 Tekmar
    SKU: 256
    Brand: Tekmar
    (32)
    $169.12 each
    Not Added to List Icon Add to List
    Added to List Icon List
    48
    Tue, Feb 1
    48
    QtyArrives
    48 Tue, Feb 1
    Questions? Call 1-888-757-4774
    Not Added to List Icon Add to List
    Added to List Icon List
  • Snow Melting Control 654 Product Image
    Not Added to List Icon Add to List
    Added to List Icon List
    Snow Melting Control 654 654 Snow Melting Control 654
    SKU: 654 Tekmar
    SKU: 654
    Brand: Tekmar
    $546.78 each
    Not Added to List Icon Add to List
    Added to List Icon List
    3
    Tue, Feb 1
    3
    QtyArrives
    3 Tue, Feb 1
    Questions? Call 1-888-757-4774
    Not Added to List Icon Add to List
    Added to List Icon List
  • Snow / Ice Sensor Socket Product Image
    Not Added to List Icon Add to List
    Added to List Icon List
    Snow / Ice Sensor Socket 091 Snow / Ice Sensor Socket
    SKU: 091 Tekmar
    SKU: 091
    Brand: Tekmar
    (1)
    $156.35 each
    Not Added to List Icon Add to List
    Added to List Icon List
    82
    Tue, Feb 1
    82
    QtyArrives
    82 Tue, Feb 1
    Questions? Call 1-888-757-4774
    Not Added to List Icon Add to List
    Added to List Icon List
  • 532 tekmarNet One Stage Heat Thermostat Product Image
    Not Added to List Icon Add to List
    Added to List Icon List
    532 tekmarNet One Stage Heat Thermostat 532-TEKMAR 532 tekmarNet One Stage Heat Thermostat
    SKU: 532-TEKMAR Tekmar
    SKU: 532-TEKMAR
    Brand: Tekmar
    (4)
    $119.50 each
    Not Added to List Icon Add to List
    Added to List Icon List
    139
    Tue, Feb 1
    146
    QtyArrives
    139 Tue, Feb 1
    7 Wed, Feb 2 – Thu, Feb 3
    Questions? Call 1-888-757-4774
    Not Added to List Icon Add to List
    Added to List Icon List
  • Mixing Control Variable Speed Product Image
    Not Added to List Icon Add to List
    Added to List Icon List
    Mixing Control Variable Speed 356 Mixing Control Variable Speed
    SKU: 356 Tekmar
    SKU: 356
    Brand: Tekmar
    (9)
    $272.41 each
    Not Added to List Icon Add to List
    Added to List Icon List
    41
    Tue, Feb 1
    41
    QtyArrives
    41 Tue, Feb 1
    Questions? Call 1-888-757-4774
    Not Added to List Icon Add to List
    Added to List Icon List
  • tekmarNet Thermostat<br>1 Stage Heat Product Image
    Not Added to List Icon Add to List
    Added to List Icon List
    tekmarNet Thermostat 1 Stage Heat 552 tekmarNet Thermostat 1 Stage Heat
    SKU: 552 Tekmar
    SKU: 552
    Brand: Tekmar
    (10)
    $224.60 each
    Not Added to List Icon Add to List
    Added to List Icon List
    189
    Tue, Feb 1
    191
    QtyArrives
    189 Tue, Feb 1
    2 Wed, Feb 2 – Thu, Feb 3
    Questions? Call 1-888-757-4774
    Not Added to List Icon Add to List
    Added to List Icon List
  • Boiler Control - Two Stage Boiler & Setpoint Product Image
    Not Added to List Icon Add to List
    Added to List Icon List
    Boiler Control - Two Stage Boiler & Setpoint 261 Boiler Control - Two Stage Boiler & Setpoint
    SKU: 261 Tekmar
    SKU: 261
    Brand: Tekmar
    (6)
    $438.92 each
    Not Added to List Icon Add to List
    Added to List Icon List
    28
    Tue, Feb 1
    30
    QtyArrives
    28 Tue, Feb 1
    2 Wed, Feb 2 – Thu, Feb 3
    Questions? Call 1-888-757-4774
    Not Added to List Icon Add to List
    Added to List Icon List
  • Adaptor Plate 012 - for Enclosure S Product Image
    Not Added to List Icon Add to List
    Added to List Icon List
    Adaptor Plate 012 - for Enclosure S 012 Adaptor Plate 012 - for Enclosure S
    SKU: 012 Tekmar
    SKU: 012
    Brand: Tekmar
    $17.40 each
    Not Added to List Icon Add to List
    Added to List Icon List
    78
    Tue, Feb 1
    108
    QtyArrives
    78 Tue, Feb 1
    30 Wed, Feb 2 – Thu, Feb 3
    Questions? Call 1-888-757-4774
    Not Added to List Icon Add to List
    Added to List Icon List
  • Slab Sensor (20' wire) Product Image
    Not Added to List Icon Add to List
    Added to List Icon List
    Slab Sensor (20' wire) 072 Slab Sensor (20' wire)
    SKU: 072 Tekmar
    SKU: 072
    Brand: Tekmar
    $81.94 each
    Not Added to List Icon Add to List
    Added to List Icon List
    72
    Tue, Feb 1
    89
    QtyArrives
    72 Tue, Feb 1
    17 Wed, Feb 2 – Thu, Feb 3
    Questions? Call 1-888-757-4774
    Not Added to List Icon Add to List
    Added to List Icon List
  • 2 Stage Heat / Heat - Cool Programmable Thermostat (Includes 079 Sensor) Product Image
    Not Added to List Icon Add to List
    Added to List Icon List
    2 Stage Heat / Heat - Cool Programmable Thermostat (Includes 079 Sensor) 521 2 Stage Heat / Heat - Cool Programmable Thermostat (Includes 079 Sensor)
    SKU: 521 Tekmar
    SKU: 521
    Brand: Tekmar
    (6)
    $139.70 each
    Not Added to List Icon Add to List
    Added to List Icon List
    1
    Tue, Feb 1
    17
    QtyArrives
    1 Tue, Feb 1
    16 Wed, Feb 2 – Thu, Feb 3
    Questions? Call 1-888-757-4774
    Not Added to List Icon Add to List
    Added to List Icon List
  • WiFi Thermostat 2 Stage Heat/2 Stage Cool Product Image
    Not Added to List Icon Add to List
    Added to List Icon List
    WiFi Thermostat 2 Stage Heat/2 Stage Cool 563-TEKMAR WiFi Thermostat 2 Stage Heat/2 Stage Cool
    SKU: 563-TEKMAR Tekmar
    SKU: 563-TEKMAR
    Brand: Tekmar
    (1)
    $272.73 each
    Not Added to List Icon Add to List
    Added to List Icon List
    Mon, Apr 25 – Wed, Jul 20
    Arrives
    Mon, Apr 25 – Wed, Jul 20
    Questions? Call 1-888-757-4774 or
    Not Added to List Icon Add to List
    Added to List Icon List
  • Universal Sensor<br>(8 ft. wire) Product Image
    Not Added to List Icon Add to List
    Added to List Icon List
    Universal Sensor (8 ft. wire) 082 Universal Sensor (8 ft. wire)
    SKU: 082 Tekmar
    SKU: 082
    Brand: Tekmar
    $28.60 each
    Not Added to List Icon Add to List
    Added to List Icon List
    15
    Tue, Feb 1
    16
    QtyArrives
    15 Tue, Feb 1
    1 Wed, Feb 2 – Thu, Feb 3
    Questions? Call 1-888-757-4774
    Not Added to List Icon Add to List
    Added to List Icon List
  • Boiler Control - One tN4<br>Four Stage Boiler & DHW<br>Setpoint Product Image
    Not Added to List Icon Add to List
    Added to List Icon List
    Boiler Control - One tN4 Four Stage Boiler & DHW Setpoint 274 Boiler Control - One tN4 Four Stage Boiler & DHW Setpoint
    SKU: 274 Tekmar
    SKU: 274
    Brand: Tekmar
    (4)
    $776.86 each
    Not Added to List Icon Add to List
    Added to List Icon List
    17
    Tue, Feb 1
    17
    QtyArrives
    17 Tue, Feb 1
    Questions? Call 1-888-757-4774
    Not Added to List Icon Add to List
    Added to List Icon List
  • Actuating Motor for<br>3, 4 Way Mixing Valves Product Image
    Not Added to List Icon Add to List
    Added to List Icon List
    Actuating Motor for 3, 4 Way Mixing Valves 741 Actuating Motor for 3, 4 Way Mixing Valves
    SKU: 741 Tekmar
    SKU: 741
    Brand: Tekmar
    (4)
    $323.47 each
    Not Added to List Icon Add to List
    Added to List Icon List
    25
    Tue, Feb 1
    29
    QtyArrives
    25 Tue, Feb 1
    4 Wed, Feb 2 – Thu, Feb 3
    Questions? Call 1-888-757-4774
    Not Added to List Icon Add to List
    Added to List Icon List
  • One Stage Setpoint Control Product Image
    Not Added to List Icon Add to List
    Added to List Icon List
    One Stage Setpoint Control 150 One Stage Setpoint Control
    SKU: 150 Tekmar
    SKU: 150
    Brand: Tekmar
    (3)
    $177.39 each
    Not Added to List Icon Add to List
    Added to List Icon List
    29
    Tue, Feb 1
    34
    QtyArrives
    29 Tue, Feb 1
    5 Wed, Feb 2 – Thu, Feb 3
    Questions? Call 1-888-757-4774
    Not Added to List Icon Add to List
    Added to List Icon List
  • Indoor Sensor<br>G Enclosure Product Image
    Not Added to List Icon Add to List
    Added to List Icon List
    Indoor Sensor G Enclosure 076 Indoor Sensor G Enclosure
    SKU: 076 Tekmar
    SKU: 076
    Brand: Tekmar
    (3)
    $38.42 each
    Not Added to List Icon Add to List
    Added to List Icon List
    63
    Tue, Feb 1
    72
    QtyArrives
    63 Tue, Feb 1
    9 Wed, Feb 2 – Thu, Feb 3
    Questions? Call 1-888-757-4774
    Not Added to List Icon Add to List
    Added to List Icon List
FAQs, Manuals & Videos

Resources

Articles

  • Tekmar manufactures well-researched and well-designed controls for the hydronic heating industry. Controls are 100% quality controlled and conform to the appropriate electrical codes, and every product undergoes calibration and operation duration testing. With emphasis on improved efficiency and strict adherence to design specifications, Tekmar manufactures products of unsurpassed quality.
Closed Now: Phone Hours
Monday – Thursday
8am–7:45pm ET
Friday
9am–7:45pm ET
  • Product Image

  • Product Image

    Select 2 to 3 items to compare

  • Product Image

    Compare up to 1 more item

Why don't we show the price of this item?

We try to always offer you the lowest prices possible, but some manufacturers require that we only show these low prices once you take further action.

To see the price, simply add the item to your cart or sign in.