Power Module Relay with GFCI
Power Module Relay with GFCI
Upgrade your electric floor heating system with confidence. The USG-4000 Power Module Relay with built-in GFCI is the perfect solution for expanding large radiant heated floors in bathrooms, kitchens, and living spaces. Whether you're adding more square footage or powering an additional radiant heat floor cable, this compact module boosts your system's output by 15 amps—giving you the flexibility to scale your floor radiant heat setup with ease. Designed for seamless integration with your existing thermostat, it supports safe, efficient operation of your electric underfloor heating system, including high-demand areas like a heated bathroom floor or multi-room radiant heat flooring projects.
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Description
Perfect for expanding your electric floor heating system, this Power Module Relay with built‑in Class A GFCI increases output by 15 A per module—ideal for large-area electric underfloor heating installations. It creates seamless control across radiant heated floors, whether you are outfitting a heated bathroom floor or extending existing radiant heat flooring zones with radiant heat floor cable or mats.
Features
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Designed to support extended radiant heated floors beyond the capacity of a single thermostat
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Enables larger floor radiant heat systems without extra thermostats
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Compatible with electric underfloor heating cables, mats, and radiant heated floor kits
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c‑UL‑us listed and safe for heated bathroom floor applications thanks to Class A GFCI
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Screw terminals facilitate safe and easy installation
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Fits single-gang (2-inch box). Double-gang (4-inch box) is recommended for more room to work with multiple mats
Heated Area Information
Specification
Rated Voltage (Supply): | Dual voltage (120 V, 208 V, 240 V) |
Load (Output Relay): |
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Maximum Power Load: |
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Floor sensor: | NTC 10 Kohm |
Floor limit range: | +41 to +104°F (+5 to +40°C) |
Amb. Temp. range: | +32 to +104°F (0 to +40°C) |
GFCI: | Class A (5 mA trip level) |
Approvals: | c-UL-us Listed and certified for wet locations |