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OJ Thermostat (120V or 240V manual)

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OJ Thermostat (120V or 240V manual)

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Availability: In stock.

$138.95
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Quick Overview

Radiant floor heating programmable thermostat from OJ Electronics. This manual thermostat is uses universal voltage (UTN-4991) and is suitable for 120V or 240V applications.


OJ UTN-4991


Heated flooring programmable thermostat from OJ Electronics - side Radiant floor heating programmable thermostat from OJ Electronics - front


  • Universal voltage (UTN-4991): Suitable for 120V or 240V applications

  • 15A Output Relay

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

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

  • Dual Centigrade or Fahrenheit scale

  • Adaptive function ensures temperature is obtained at the required time

  • 3 year manufacturers warranty

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

  • Made in Denmark


Temperature Control



  • Temperature range: +41/+104°F (+5/+40°C).

  • Accuracy: ±0.7°F/0.4°C

  • F° or C° scale.


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.

  • Sensor wires: loosen bottom screw, lift off cover, insert sensor through oval hole in back, connect to C and D terminals inside the thermostat marked IN/SEN.