Tekmar 519 Radiant Thermostat

Tekmar 519 Radiant Thermostat is a programmable, digital thermostat designed for radiant heating systems. As a 1-Heat control, it uses a microprocessor to manage temperature with an NTC thermistor sensor for accurate readings.

This versatile unit operates on low voltage 10-30V AC or DC, with a current rating of 2 A. It delivers a balanced power profile—1.8 VA in standby and up to 56 VA when fully loaded—ensuring efficient performance in various setups.

Built for reliability, the Tekmar 519 features a relay switch, a compact enclosure, and safety approvals. It is housed in white plastic with a NEMA 1 rating, sized at 3" W x 15/16" D x 3-11/16" H, and carries FCC and ICES approvals for safe, compliant use.

• Type: Programmable, Digital, 1-Heat
• Input voltage: 10–30 V AC (50/60 Hz) or 10–30 V DC
• Output: Relay switch, 2 A
• Power draw: 1.8 VA (standby), 56 VA (fully loaded)
• Enclosure: White plastic, NEMA 1, 3" W × 15/16" D × 3-11/16" H
• Sensor: NTC thermistor
• Approvals: FCC, ICES