Replacement Fuses (5/pkg), 2.5 A, 250 VAC

$63.00 

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• Accessories

Slab Sensor, 20'' (6 m) wire

$177.00 

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• Accessories

Replacement 40 VA Transformer, for 304P, 306P, 304V, 306V

$82.00 

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• Accessories

4-Way Mixing Valve, 3/4'' Brass

$296.00 

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• Accessories

Room Temperature Unit 054

$184.00 

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• Accessories

Mixing Control, Floating Action

$987.00 

• Blue
• Water Heaters Controls

Seal Kit, 3'' to 4''

$160.00 

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• Accessories

Coupling Kit, for Brass Valves

$69.00 

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• Accessories

Aerial Mounted Snow Sensor

$306.00 

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• Accessories

Relay, 24 VAC Coil

$94.00 

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• Accessories

24 VAC Transformer, 40 VA

$107.00 

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• Accessories

tN2 Zone Expansion Module, Four Zones, Cooling and Fan

$598.00 

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• Water Heaters Controls

Humidity and Temperature Sensor, Flush Mount

$221.00 

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• Accessories

Replacement Fuses (5/pkg), 15 A 250 VAC

$61.00 

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• Accessories

Wi-Fi Thermostat, Two Stage Heat, One Stage Cool, Fan

$467.00 

• White
• Water Heaters Controls

4-Way Mixing Valve, 1-1/4'' Brass

$303.00 

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• Accessories

tN2 House Control, Boiler, DHW and Setpoint, Mixing, Four Zone Valves

$1,277.00 

• Blue
• Water Heaters Controls

Replacement Shear Pins (3/pkg)

$70.00 

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• Accessories

Mixing Valve Handle Kit, for Brass Valves

$68.00 

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• Accessories

Seal Kit, 1'' to 2''

$101.00 

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• Accessories

4-Way Mixing Valve, 1-1/2'' Brass

$881.00 

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• Accessories

O-Ring Kit, for 1-1/2'' to 2'' Brass Valves

$47.00 

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• Accessories

tN2 Zone Manager, Four Zones, Cooling and Fan

$873.00 

• Blue
• Water Heaters Controls

Pump Sequencer, Stand-by, 2-Stage

$1,195.00 

• Blue
• Water Heaters Controls

24 VAC Transformer Kit, 40 VA, and Mounting Box

$158.00 

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• Accessories

Snow Melting Control, tekmarNet Electric or Hydronic Boiler, Mixing

$1,014.00 

• White
• Water Heaters Controls

tN4 Zone Expansion Module, Six Zone Valves

$567.00 

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• Water Heaters Controls

3-Way Mixing Valve, 3/4'' Brass

$282.00 

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• Accessories

Belimo Actuator, GMB24-3

$973.00 

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• Accessories

Boiler Control, One Stage Boiler and DHW

$822.00 

• Blue
• Water Heaters Controls

tN2 House Control

$1,971.00 

• Blue
• Water Heaters Controls

Boiler Control, Four tN4, BAS, Four Boiler, DHW and Setpoint

$4,235.00 

• Blue
• Water Heaters Controls

Wi-Fi Snow Melting Control, Boiler and Mixing, Electric

$3,366.00 

• Blue
• Water Heaters Controls

Universal Reset Control, Two Mixing, Two Stage Boiler, DHW and Setpoint

$2,229.00 

• Blue
• Water Heaters Controls

Difference Setpoint Control, On - Off

$357.00 

• White
• Water Heaters Controls

Universal Sensor, 1'' (300 mm) wire

$54.00 

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• Accessories

Wi-Fi Thermostat, Conventional 2H, 2C or Heat Pump 4H, 2C

$507.00 

• White
• Water Heaters Controls

Zone Valve Control, Five Zones with Priority

$142.00 

•  
• Water Heaters Controls

24 VAC Transformer, 96 VA, and Mounting Box

$178.00 

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• Accessories

tN4 Wiring Center, Six Zone Valves

$382.00 

• Blue
• Water Heaters Controls

tN4 Gateway, RS232

$1,944.00 

• Blue
• Accessories

Wi-Fi Snow Melting Control, Pulse Width Modulation

$1,869.00 

• Blue
• Water Heaters Controls

Switching Relay, Three Zones with Priority

$147.50 

•  
• Water Heaters Controls

Snow Melting Control, BAS, Boiler and Mixing

$4,099.00 

•  
• Water Heaters Controls

Actuating Motor Adaptor Kit, for 741

$61.00 

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• Accessories

Radiant Thermostat, One Stage Heat (Includes Slab Sensor 079)

$179.00 

• White
• Water Heaters Controls

Mixing Expansion Module, Variable Speed, Floating Action, Modulating

$692.00 

• White
• Water Heaters Controls

O-Ring Kit, for 3/4'' to 1-1/4'' Brass Valves

$47.00 

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• Accessories