Power Module

Original price was: $300.00.Current price is: $185.00.

HL-REL let’s you expand your floor heat system thereby increasing the square footage your thermostat can control. Each Power Module allows for another 15 Amps of current. Up to 16 power modules may be connected in series via low voltage signal wire to a single thermostat. A built-in GFCI monitor and test function allows proper maintenance of your system. The built-in LED displays current status of the floor heat system.


SKU: HL-REL Category: Tags: , ,


  • Secondary relay for thermostats
  • Built-in self-testing GFCI (Class A)
  • Dual voltage: 120 V and 240 V
  • Manufacturer part number: USG-4000

Additional information

Weight 1 kg
Dimensions 15 × 10 × 10 cm


There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.