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digital thermostats

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Tekmar 521 Programmable Thermostat -2 Heat or Heat-Cool (Includes Sensor 079)

$ 129.06

The Programmable Thermostat 521 is designed for three different modes of operation: single stage heating, two stages of heating with a fan, or one stage of heating and one stage...
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LuxPro PSDH121 DOUBLE DUTY MULTI-POSITIONAL, NON-PROGRAMMABLE HEAT PUMP THERMOSTAT (2 HEAT - 1 COOL)

$ 50.40

PSDH121 1or2H/1C DIGITAL - NON-PROGRAMMABLE HEAT PUMP THERMOSTAT FEATURES • Electronic Accuracy • Can Be Mounted Horizontally or Vertically (Patent Pending) • Large, Easy-To-Read Digital Display • EL (Electro Luminescent)...
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LuxPro PSD111 NON-PROGRAMMABLE MULTI-POSITIONAL THERMOSTAT SINGLE STAGE (1 HEAT - 1 COOL)

$ 35.00

PSD111 1H/1C DIGITAL - NON-PROGRAMMABLE HEAT PUMP THERMOSTAT FEATURES • Electronic Accuracy • Can Be Mounted Horizontally or Vertically (Patent Pending) • Large, Easy-To-Read Digital Display • EL (Electro Luminescent)...
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Tekmar 519 Radiant Thermostat -1 Stage Heat (Includes Slab Sensor 079)

$ 93.42

The Radiant Thermostat 519 accurately controls the room and/or floor temperature for a hydronic heating zone using Pulse Width Modulation (PWM) technology. Simple up and down buttons and a display...
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Tekmar 518 Thermostat -1 Stage Heat

$ 82.62

The Thermostat 518 accurately controls the room temperature for a hydronic heating zone using Pulse Width Modulation (PWM) technology. Simple up and down buttons and a display with large type...
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Tekmar 667 - Snow Detector & Melting Control - Variable Speed

$ 1,513.62

The Snow Detector & Melting Control 667 is designed to operate mechanical equipment to melt snow off an outdoor slab. It can be used in hydronic snow melting applications with...
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Tekmar 665 Snow Detector & Melting Control - Pulse Width Modulation

$ 799.74

The Tekmar 665 Snow Detector & Melting Control when combined with the Tekmar 090 Snow / Ice Sensor, provides automatic snow / ice detection.  The Snow Detector & Melting Control...
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Tekmar 664 - Snow Detector & Melting Control - Two Zone, Two Stage Boiler & Mixing

$ 1,978.56

The Snow Detector & Melting Control 664 is designed to operate mechanical equipment to melt snow off of up to 2 outdoor slabs. It can be used in hydronic snow...
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Tekmar 654 Snow Melting Control - tekmarNet Electric or Hydronic boiler / Mixing

$ 495.18

The Snow Melting Control 654 is designed to operate electric or hydronic equipment to melt snow or ice from any surface including driveways, walkways, patios, business entrances, parking ramps, loading...
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Tekmar 557 tekmarNet® Thermostat - Radiant floor, Two heat pump/cool, Backup, Humidity

$ 410.40

The tekmarNet® Thermostat 557 is a communicating touchscreen thermostat designed to operate either: a hydronic radiant floor with a two stage heat pump (water-to-air or air-to-air) for heating & cooling...
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Tekmar 532 tekmarNet® Thermostat - One stage heat

$ 106.38

The tekmarNet® Thermostat 532 is a communicating thermostat designed for one stage hydronic heating systems. Simple up and down buttons and a display with large type make this thermostat easy...
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Tekmar 356 - Mixing Control - Variable speed

$ 295.38

The Mixing Control 356 is designed to operate a mixing pump to control the temperature in a hot water heating system using Outdoor Temperature Reset. It can be used in...
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Tekmar 162 tekmarNet® 4 Setpoint Control – One stage heat / cool

$ 265.14

The tekmarNet® 4 Setpoint Control 162 is designed to operate a single piece of heating or cooling equipment in order to maintain a setpoint temperature. It can be used in...
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Tekmar 161 tekmarNet® 4 Setpoint Control – One stage heat

$ 188.46

The tekmarNet® 4 Setpoint Control 161 is designed to operate a single piece of heating equipment in order to maintain a setpoint temperature. It can be used in applications ranging...
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Tekmar 157 Difference Setpoint Control – Variable speed

$ 274.86

The Difference Setpoint Control 157 is designed to use a variable speed pump to transfer heat from an intermittent heat source to a storage tank. It can be used in...
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Tekmar 156 Difference Setpoint Control – on/off

$ 181.98

The Difference Setpoint Control 156 is designed to transfer heat from an intermittent heat source to a storage tank. This control can be used in applications ranging from solar thermal...
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Tekmar 155 Difference Setpoint Control

$ 413.10

The Difference Setpoint Control 155 is designed to transfer heat from an intermittent heat source to a storage tank. It can be used in applications ranging from solar thermal to...
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Tekmar 153 Mixing Setpoint Control – Floating action

$ 323.46

The Mixing Setpoint Control 153 is designed to operate a mixing device to maintain a setpoint water temperature. It can be used in applications ranging from boiler protection of cast...
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Tekmar 152 - Two Stage Setpoint Control

$ 240.30

The Two Stage Setpoint Control 152 is a microprocessor-based control that operates as either a two stage setpoint control or as two independent setpoint controls. As a two stage setpoint...
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Tekmar 150 - One Stage Setpoint Control

$ 183.06

The One Stage Setpoint Control 150 is designed to operate a single component of a heating or cooling system in order to maintain a set temperature. It can be used...

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