Tekmar Controls 400 Control R-410A Rated for 40 Amps (AC-3)

Rated for 40 Amps (AC-3) and 60 Amps (AC-1)

such as mobile home furnaces and modular dual-fuel systems

While many Carrier-brand units utilize 120V systems

OEM Compatibility: Specifically designed for Carrier condensation units

Common Questions Is the Lennox 37K63 interchangeable with the 37K6301

Tekmar Controls 400 Control R-410A Rated for 40 Amps (AC-3)The Tekmar Controls 400 is a high performance tN2 House Control designed for precise hydronic heating system management. This 24Vac microprocessor based controller integrates one outdoor reset water temperature with Domestic Hot Water (DHW) and setpoint capabilities, allowing for seamless coordination between the heat source and a 4 zone valve layout. Engineered as the hub for tekmarNet 2 (tN2) communication, this unit optimizes boiler modulation via