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Honeywell TH401 Line Volt Manual Thermostat with TRIAC for Electric Heat

SKU: 376372
   based on 1 Reviews
Save 47% · Retail: $54.87

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About the Honeywell TH401

Honeywell TH401 Line Volt Manual Thermostat with TRIAC for Electric Heat. LineVoltPRO digital Thermostats provide Electronic control of 208/240 Vac resistive rated Electric baseboard Heaters, radiant ceiling Heat, convectors and fan forced Heaters. If used as directed, they can save up to 10% on annual Heating costs.

Product Details

Manufacturer: Honeywell
Mpn # TH401
Weight 0.01 lbs.

Product Features

  • Minimum load means thermostat can control smaller baseboards (ex. 2 ft. baseboard)
  • On-screen heating power indicator gives at-a-glance verification of power being used
  • 2-wire non-polarized connection means fast, hassle-free installation
  • Up/down buttons enable easy temperature setting
  • Temperature lock limits minimum and maximum setpoints


Rated 4 out of 5 based on 1 reviews

 Rated 4 by Ahmad z.
It took a lot of time to receive the item, and there isn't switch for turn off the thermostat
Originally posted on Dec/2016

Questions & Answers


The Honeywell TH401 Line Volt Manual Thermostat with TRIAC for Electric Heat stores the specified temperature in the permanent memory, which means you need not to adjust the temperature following a power outage. You can view the manual for more information. Thank you for visiting PlumbersStock!


Hello! Thank you for asking about our Honeywell Th401 Line Volt Manual Thermostat with a Triac. According to Honeywell, this Honeywell Th401 Triac thermostat is compatible with installations working with 1250 W @120 V, 2500 W @ 240 V, 10.4 Amps and 2 wires/SPST. If the specifications for the Cadet version you have are the same then they are replaceable with this thermostat. You may want to check the following for reference: Manual, Product Specifications, and Technical Literature. Interested in purchasing this Honeywell Th401? Feel free to click the "Add to Cart" button, enter your zip code and you'll be all set. Thank you for visiting Have a good day!


Thank you for asking help from the PlumbersStock team! This Honeywell TH401 Line Volt Manual Thermostat uses 18-gauge 5-conductor non-polarized thermostat wires. Please refer to page 4 of this manual for more information about wiring and installation. If you need further technical assistance, it would be best to contact the manufacturer at 888-793-8193. Thank you for visiting!

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