Phone & Email Support

1-844-597-3070 * info@masterbuildermercantile.com

Free Ground Shipping

Free shipping on orders over $125.00 USD. Express available.

Satisfied or Refunded

Refund Available Within 30-Days of Purchase

Secure Information

Secure and Encrypted Payments.

Filters

HVAC Control Systems

34 products

Showing 1 - 24 of 34 products

Showing 1 - 24 of 34 products
View
Tekmar 519 Thermostat One Stage Heat With 079 Sensor
Tekmar Tekmar 519 Thermostat One Stage Heat With 079 Sensor
$130.99 USD
No reviews
In Stock
Tekmar 564 Thermostat White Invita® WiFi
Tekmar Tekmar 564 Thermostat White Invita® WiFi
$397.99 USD
No reviews
In Stock
Tekmar 518 Thermostat One Stage Heat
Tekmar Tekmar 518 Thermostat One Stage Heat
$112.99 USD
No reviews
In Stock
Tekmar 563 Thermostat - Conventional 2H/2C or Heat Pump 4H/2CTekmar 563 Thermostat - Conventional 2H/2C or Heat Pump 4H/2C
Tekmar Tekmar 563 Thermostat - Conventional 2H/2C or Heat Pump 4H/2C
$490.99 USD
No reviews
FAST-STAT Model 5000 HVAC Wiring Extender - Adds x3 Wires + Common 'C' ConnectionFAST-STAT Model 5000 HVAC Wiring Extender - Adds x3 Wires + Common 'C' Connection
FAST-STAT FAST-STAT Model 5000 HVAC Thermostat Wiring Extender
$127.99 USD
No reviews
In Stock
Tekmar 553 TekmarNet Thermostat - Two Stage Heat - One Stage Cool - Fan
Tekmar Tekmar 553 TekmarNet Thermostat - Two Stage Heat - One Stage Cool - Fan
$431.99 USD
No reviews
Tekmar 561 Thermostat Wi-Fi One Stage Cool and Fan
Tekmar Tekmar 562 Thermostat Wi-Fi Two Stage Heat, One Stage Cool and Fan
$451.99 USD
No reviews
Emerson 1F95-1291 Blue Series 12" Touchscreen Thermostat
Emerson Emerson 1F95-1291 Blue Series 12" Touchscreen Thermostat
$300.99 USD
No reviews
Emerson 1F95-1277 Blue Series 12" Touchscreen Thermostat
Emerson Emerson 1F95-1277 Blue Series 12" Touchscreen Thermostat
$300.99 USD
No reviews
Tekmar 521 Thermostat Programmable - Two Heat or Heat-Cool (Includes Sensor 079)
Tekmar Tekmar 521 Thermostat Programmable - Two Heat or Heat-Cool (Includes Sensor 079)
$197.99 USD
1 review
Tekmar 532 Thermostat One Stage Heat
Tekmar Tekmar 532 Thermostat One Stage Heat
$171.99 USD
No reviews
Honeywell TH6220WF2006 T6 Pro Hardwired WIFI Programmable Thermostat 2 Heat / 2 Cool
Honeywell Honeywell TH6220WF2006 T6 Pro Hardwired WIFI Programmable Thermostat 2 Heat / 2 Cool
$193.99 USD
No reviews
Tekmar 557 TekmarNet Thermostat - Radiant Floor - 2 Heat Pump/Cool - Backup - Humidity
Tekmar Tekmar 557 TekmarNet Thermostat - Radiant Floor - 2 Heat Pump/Cool - Backup - Humidity
$663.99 USD
No reviews
Tekmar 552 TekmarNet Thermostat - One Stage Heat
Tekmar Tekmar 552 TekmarNet Thermostat - One Stage Heat
$358.99 USD
No reviews
In Stock
Tekmar 561 Thermostat Wi-Fi One Stage Heat
Tekmar Tekmar 561 Thermostat Wi-Fi One Stage Heat
$357.99 USD
No reviews
In Stock
Honeywell TH1100DH1004/U Thermostat Pro 1000 Non Programmable
Honeywell Honeywell TH1100DH1004 Thermostat Pro 1000 Non Programmable
$41.99 USD
No reviews
Copy of Tekmar 564B Thermostat Black Invita® WiFi
Tekmar Tekmar 564B Thermostat Black Invita® WiFi [DISCONTINUED]
$397.99 USD
No reviews
Sold out
Emerson 1C20-101 Economy Mechanical Thermostat
Emerson Emerson 1C20-101 Economy Mechanical Thermostat
$34.99 USD
No reviews
Honeywell TH6100AF2004 Thermostat Programmable T6 Pro Hydronic
Honeywell Honeywell TH6100AF2004 Thermostat Programmable T6 Pro Hydronic
$166.99 USD
No reviews
Honeywell TH2110DV1008/U Thermostat Pro 2000 Programmable
Honeywell Honeywell TH2110DV1008 Thermostat Pro 2000 Programmable
$59.99 USD
No reviews
Honeywell TH1110DV1009/U Thermostat Pro 1000 Non Programmable
Honeywell Honeywell TH1110DV1009 Thermostat Pro 1000 Non Programmable
$41.99 USD
No reviews
Honeywell YTH6320R1001/U Thermostat Wireless Programmable FocusPro Kit
Honeywell Honeywell YTH6320R1001 Thermostat Wireless Programmable FocusPro Kit
$402.99 USD
No reviews
Honeywell TH8320R1003/U Thermostat VisionPro 8000 With Redlink
Honeywell Honeywell TH8320R1003 Thermostat VisionPro 8000 With Redlink
$294.99 USD
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
$106.99 USD
No reviews
In Stock

Recently viewed