The CommBox-600 is equipped with four (4) 50Amp 3-Phase relay contactors. This means that at 2-phase, you can connect up to 200 Amps worth of power, but at 3-phase, you can connect 150A per contactor. The relays are rated for 120-600 volts so the CommBox can be wired for 208, 277 and 480 using 3-Phase.
How many Mats or Amps can I connect to the CommBox? Read More »
This page describes the ETO2 Controller and how it requires the installer to wire an external relay to connect the heaters/load to operate.
How do I wire my snowmelt system to the ETO2? Read More »
This Relay-25 fits in a standard single gang box. It is used in conjunction with the 4iE® Smart thermostat series as well as the Tempo thermostat, in order to expand the original 15 amp capacity. It is specifically designed for large applications beyond 800 sqft.
How do I wire my Relay-25? Read More »
If it is not installed in the floor, the joint may give and your system will no longer work. Not only will your warranty be voided but you will have to repair the joint and place it back into the floor. The joint connects the heated wire to the unheated lead. NEVER leave the factory joint exposed to air and do not place it in or behind the wall.
How do I install the factory joint which is thicker than the heater wire? Read More »
No, the ASE series does not have built in GFCI. Please click “Read More” for details.
Does the ASE snowmelt controller have built in GFCI? Read More »
This page discusses the recommended practices of installing Warmup mats or cables in a shower.
Can Warmup Electric Heating be Installed in a Shower? Read More »
Out of the box, no. Each ‘box’ will need its own sensor to trigger. Click “Read More” for more details.
Can one AirSense be used with two CommBoxes? Read More »
The BOX system can be used with single-phase electric power. Click “Read More” for details.
Can I use the Commbox or Resibox with single phase electric? Read More »
Warmup now offers our own DCM-PRO cable, which is a custom designed cable compatible with all uncoupling membranes.
Can I use an uncoupling membrane with the NADWS cable ? Read More »
Yes, the box and mounting requirements are identical and the sensor is compatible.
Can I swap my 3iE to a 4iE or Tempo? Read More »
