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HVAC Control Systems

145 products

Showing 73 - 96 of 145 products

Showing 73 - 96 of 145 products
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Belimo Z2075Q-K ZoneTight (QCV), 3/4", 2-Way, Cv 9.8
Belimo Belimo Z2075Q-K ZoneTight (QCV), 3/4", 2-Way, Cv 9.8
$109.99 CAD
No reviews
FAST-STAT Model 3000 HVAC Wiring Extender - Adds x2 Control WiresFAST-STAT Model 3000 HVAC Wiring Extender - Adds x2 Control Wires
FAST-STAT FAST-STAT Model 3000 HVAC Wiring Extender - Adds x2 Control Wires
$158.99 CAD
No reviews
In Stock
Tekmar 294EXP Smart Boiler Control Expansion Module, Four tN4, Up to 16 Boilers, 3-Wire CommunicationTekmar 294EXP Smart Boiler Control Expansion Module, Four tN4, Up to 16 Boilers, 3-Wire Communication
Tekmar Tekmar 294EXP Smart Boiler Control Expansion Module, Four tN4, Up to 16 Boilers, 3-Wire Communication
$1,773.99 CAD
No reviews
Tekmar 444 TEKNET - Mixing Expansion Module - Variable Speed - Floating Action - Modulation
Tekmar Tekmar 444 TEKNET - Mixing Expansion Module - Variable Speed - Floating Action - Modulation
$893.99 CAD
No reviews
Tekmar 441 TEKNET - Mixing Expansion Module - Actuating Motor
Tekmar Tekmar 441 TEKNET - Mixing Expansion Module - Actuating Motor [DISCONTINUED - REPLACED WITH 444]
$1,268.99 CAD
No reviews
Sold Out or Discontinued
Tekmar 423 TEKNET - Universal Reset Module - Four tN4 - Two Boiler - DHW & Setpoint
Tekmar Tekmar 423 TEKNET - Universal Reset Module - Four tN4 - Two Boiler - DHW & Setpoint
$1,747.99 CAD
No reviews
Tekmar 422 TEKNET - Universal Reset Module - Two tN4 - Mixing - Boiler - DHW & Setpoint
Tekmar Tekmar 422 TEKNET - Universal Reset Module - Two tN4 - Mixing - Boiler - DHW & Setpoint
$1,669.99 CAD
No reviews
Tekmar 403 TEKNET - tN2 House Control - Boiler - DHW & Setpoint - Mixing - Four Zone Pumps
Tekmar Tekmar 403 TEKNET - tN2 House Control - Boiler - DHW & Setpoint - Mixing - Four Zone Pumps
$1,709.99 CAD
No reviews
Tekmar 402 TEKNET - tN2 House Control - Boiler - DHW & Setpoint - Mixing - Four Zone Valves
Tekmar Tekmar 402 TEKNET - tN2 House Control - Boiler - DHW & Setpoint - Mixing - Four Zone Valves
$1,573.99 CAD
No reviews
Tekmar 400 TEKNET - tN2 House Control - Boiler - DHW & Setpoint - Four Zone Valves
Tekmar Tekmar 400 TEKNET - tN2 House Control - Boiler - DHW & Setpoint - Four Zone Valves
$1,336.99 CAD
No reviews
Tekmar 346 TEKNET - Power Manager - Three Auxiliary Pumps - Four Demands
Tekmar Tekmar 346 TEKNET - Power Manager - Three Auxiliary Pumps - Four Demands
$1,275.99 CAD
No reviews
Tekmar 336 TEKNET - tN4 Zone Manager - Four Zone Pumps
Tekmar Tekmar 336 TEKNET - tN4 Zone Manager - Four Zone Pumps
$883.99 CAD
No reviews
Tekmar 335 TEKNET - tN4 Zone Manager - Six Zone Valves
Tekmar Tekmar 335 TEKNET - tN4 Zone Manager - Six Zone Valves
$1,024.99 CAD
No reviews
Tekmar 334 TEKNET - tN2 Zone Manager - Four Zones - Cooling & Fan
Tekmar Tekmar 334 TEKNET - tN2 Zone Manager - Four Zones - Cooling & Fan
$1,142.99 CAD
No reviews
Tekmar 326 TEKNET - tN4 Zone Expansion Module - Three Zone Pumps
Tekmar Tekmar 326 TEKNET - tN4 Zone Expansion Module - Three Zone Pumps
$417.99 CAD
No reviews
Tekmar 325 TEKNET - tN4 Zone Expansion Module - Six Zone Valves
Tekmar Tekmar 325 TEKNET - tN4 Zone Expansion Module - Six Zone Valves
$700.99 CAD
No reviews
Tekmar 324 TEKNET - tN2 Zone Expansion Module - Four Zones - Cooling & Fan
Tekmar Tekmar 324 TEKNET - tN2 Zone Expansion Module - Four Zones - Cooling & Fan
$765.99 CAD
No reviews
Tekmar 316 TEKNET - tN4 Wiring Center - Four Zone Pumps
Tekmar Tekmar 316 TEKNET - tN4 Wiring Center - Four Zone Pumps
$583.99 CAD
No reviews
Tekmar 314 TEKNET - tN2 Wiring Center - Four Zone Pumps
Tekmar Tekmar 314 TEKNET - tN2 Wiring Center - Four Zone Pumps
$612.99 CAD
No reviews
Tekmar 554 TekmarNet Thermostat - One Stage Heat - One Stage Cool - One Fan
Tekmar Tekmar 554 TekmarNet Thermostat - One Stage Heat - One Stage Cool - One Fan
$510.99 CAD
No reviews
Tekmar 306V Zone Valve Control - Six Zones With Priority
Tekmar Tekmar 306V Zone Valve Control - Six Zones With Priority
$411.99 CAD
No reviews
Tekmar 304V Zone Valve Control Four Zones With Priority
Tekmar Tekmar 304V Zone Valve Control Four Zones With Priority
$332.99 CAD
No reviews
Tekmar 680 Snow Melting Control - BAS - Boiler & Mixing
Tekmar Tekmar 680 Snow Melting Control - BAS - Boiler & Mixing
$4,814.99 CAD
No reviews
Tekmar 671 Snow Melting Control - Pulse Width Modulation
Tekmar Tekmar 671 Snow Melting Control - Pulse Width Modulation
$3,930.99 CAD
No reviews

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