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OJ Power Module (120V or 240V)

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OJ Power Module (120V or 240V)

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Quick Overview

Universal voltage power module for use ONLY with OJ Electronics.

OJ Power Module (Relay with built-in GFCI) USG-4000

Electric floor heating power module from OJ Electronics - side Radiant floor heat power module from OJ Electronics - front

  • Universal voltage power module (USG-4000): Suitable for 120V or 240V applications

  • 15A Output Relay

  • Max. load 120V = 1,800 Watts; 240V = 3,600 Watts

  • For use ONLY with OJ Electronics' UDG-4999 and UTN-4991 thermostats

  • Built-in Class A 5 mA GFCI with GFCI test light*

  • 3 year manufacturers' warranty

  • Dimension: 4.8x3.0x1.0 inches (123x75x25mm)

  • Made in Denmark

Easy Connections

  • Fits single-gang (2" box) box but a double-gang (4" box) is recommended for more room to work with multiple mats.

  • Backside connection box dimensions: 1.682"W x 2.686"H x 1.2"D

  • LINE wires: connect to 2 middle screws marked L1, L2.

  • LOAD (mat) wires connect to 2 screws marked LOAD 1800W/3600W MAX 15A.

  • Thermostat/power module connection: loosen bottom screws, lift off covers, insert minimum 20 AWG wire through oval hole in back of both components, connect thermostat A and B therminals marked "OUT" to power module C and D terminals marked IN/SEN.