OJ Microline Non Programmable Thermostat with Built-in GFCI for Radiant Floor Heating System, Dual Sensing and Dual Voltage 120V/240V Capabilities, Includes Floor Sensor (UTN4-4999)

Product Features:

• Built-In Class A GFCI: Thermostat includes built-in Class A GFCI (Ground Fault Circuit Interrupter), which is required for all underfloor heating systems, with 5mA protection and an LED indicator.
• USA & Canada Listed: The UTN4-4999 is c UL us Listed for USA and Canada, and is manufactured by OJ Electronics in Denmark for dependable residential and light commercial use.
• Easy-to-Use Digital Control: The OJ Microline digital non-programmable floor heating thermostat is ideal for those looking for a simple Plug & Play thermostat for their floor heating.
• No Programming Required: No programming required, simply select desired temperature and enjoy the warmth, with precise temperature control through an intuitive interface.
• Dual Voltage Compatibility: Connects to 120v, 208v and 240v circuits, powers 120v & 240v Electric Floor Heating Systems, making it compatible with most Electric systems.
• Power Consumption Tracking: Track power consumption for convenient monitoring of electric floor heating system energy use during operation.
• Secondary Relay Control: Ability to control secondary relays, providing added flexibility for managing electric underfloor heating system configurations.
• Ambient Temperature Sensor: Embedded sensor for ambient temperature control, with an ambient temperature range of +32 to +104°F (0 to +40°C) for precise room comfort.
  

Product Description:

The OJ Microline UTN4-4999 is a premium, non-programmable thermostat designed specifically for electric underfloor heating systems. Featuring a modern, slim profile and intuitive interface, this thermostat offers precise temperature control without the complexity of programming—ideal for homeowners seeking comfort, safety, and ease of use. Manufactured by OJ Electronics in Denmark for the USA and Canada, the UTN4-4999 is a reliable and high-quality solution for maintaining optimal floor temperatures in residential and light commercial spaces.

This thermostat includes an integrated Ground Fault Circuit Interrupter (GFCI) Class A 5mA for enhanced electrical safety, with an LED indicator to confirm active protection. It’s compatible with most electric radiant floor heating systems and supports dual voltage operation (120V, 208V, or 240V), making it suitable for a wide range of applications and flooring types including tile, marble, stone, laminate, engineered wood, carpet, and concrete. This Electric Radiant floor heating thermostat works with Tile, Carpet, Stone, Laminate, Engineered wood, and more.

TECHNICAL INFO - Load: 15A-1800w@120v, 3600w@240v. Ability to control secondary relays. Floor limit range: +41 to +104°F (+5 to +40°C) Amb. Temp. range +32 to +104°F (0 to +40°C). Manufacturer’s limited 3 year warranty provides peace of mind and an assurance of performance for many years to come. Thermostat with integrated GFCI (updated to latest UL standard (2015)).  Includes 10Kohm Floor sensor and built-in Air sensor. Choose between 3 different control modes: (A) Ambient temperature with Floor protection (laminate or tile) (B) Floor temperature with floor protection (laminate or tile) OR (C) Ambient temperature without Floor protection.