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Tekmar 157 Variable Speed

Tekmar 157 Variable Speed


846.25 $592.35

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Product Details & Specifications

Weight field_209 lbs
Dimensions field_203

Tekmar 157 Variable Speed:
This variable speed Difference Setpoint Control features minimum setpoint and maximum setpoints so that your pump can turn on and off accordingly. This control can be used with solar collectors or a wood boiler as the heat source and is intended for use with a variable speed pump to transfer heat to a storage tank.


  • Indoor use only
  • CSA Certified to CSA C22.2 #142-M
  • CSA Certified to UL #508


  • Control: Microprocessor control; This is not a safety (limit) control
  • Package Weight: 1.5 lb. (670 g)
  • Dimensions: 4-3/4 H x 2-7/8 W x 7/8 D (120 x 74 x 22 mm)
  • Ambient Conditions: Indoor use only -20 to 120°F (-30 to 50°C) < 90% RH non-condensing
  • Power Supply: 24 V ±10% 50/60 Hz 3 VA
  • Variable Pump: 120 V (ac) 2.4 A 1/6 hp fuse T2.5 A 250 V
  • Pump 2: 120 V (ac) 5 A 1/3 hp pilot duty 240 VA
  • Demand: 24 V (ac) 2 VA
  • Sensors Included: NTC thermistor 10 kΩ at 77°F (25°C ±0.2°C) ß=3892 Two of Universal Sensor 071

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2917 State Hwy 7
Bainbridge, NY 13733
P: 1.800.786.0329


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2917 St Hwy 7
Bainbridge, NY 13733

P: 1.800.786.0329

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