Watts 0009309 Valve R-410A Engineering specifications confirm that the

Engineering specifications confirm that the 86H55 is the direct replacement for the 86H5501

While optimized for 1/2 inch diameter shafts (round)

One-pipe steam systems typically require the 1PS series valves and specialized operators

reducing overall system downtime and operational costs

allowing for the switching of all three phases of a three-phase power supply or multiple circuits simultaneously

Watts 0009309 Valve R-410A Engineering specifications confirm that theThe Watts 0009309 (Model LF25AUB Z3) is a contractor grade 1 inch lead free water pressure reducing valve designed for rigorous commercial and residential demand. Built with a heavy duty lead free brass body, this PRV protects downstream plumbing components by stabilizing fluctuating supply pressures up to 300 psi. It features a standard pressure range of 25 to 75 psi, factory preset at 50 psi, allowing for precise field adjustments. The Z3 sealed