Lochinvar & A.O. Smith 100208154 Gauge 323613-751 What is the difference between

What is the difference between Honeywell 315781 and 315781/U

preventing pressure creep and protecting sensitive appliance valves

providing a drop-in fit that streamlines HVAC maintenance and reduces time on the job site

which indicates a perforated or hardened Hydrotherm diaphragm

this manual reset rollout switch is calibrated to trigger at 225 degrees F

Lochinvar & A.O. Smith 100208154 Gauge 323613-751 What is the difference betweenThe Lochinvar & A. O. Smith 100208154 Gauge Kit is a professional grade Temperature and Pressure (T&P) gauge engineered for high accuracy monitoring in commercial and industrial boiler systems. Featuring a dual scale interface, this electromechanical instrument provides real time diagnostics with a pressure range of 0 200 PSI and a temperature threshold of 50 320F. Designed as a direct replacement for Lochinvar Copper Fin II and Armor X2 models, this