this Class 2 transformer ensures a stable 24-volt control wire connection

What is the maximum hold voltage for this unit

How do I set the damper positions on this board

it replaces Lennox 85L5301 and legacy part numbers including LB-29333BCS and 78L7801

this model is a direct OEM replacement for ICP 1009138

Watts 0559125 Valve 320788-703 this Class 2 transformer ensuresFor high demand commercial and institutional mechanical rooms, the Watts 0559125 (Model LFN170 M3) is the industry standard for reliable hot water master tempering. This 1 inch thermostatic mixing valve features a robust lead free brass body and a precision paraffin based thermostat designed to maintain consistent outlet temperatures between 90 180F. Engineered for installation at the hot water source, it delivers a high capacity flow of up to 68 GPM