this EPR valve ensures minimal pressure drop across the primary port

Engineered with a factory-set 0

This OEM Lennox replacement part features a single pole

Replace the relay if the compressor exhibits hard-starting symptoms or if the start capacitor shows signs of leaking or swelling

it is built to handle the specific flow requirements of the outdoor circuit

Siemens Building Technology 599-10313 Valve 318973-401 this EPR valve ensures minimalThe Siemens 599 10313 is a professional grade 1 inch 2 way ball valve engineered for precise equal percentage flow control in demanding HVACR applications. This 16 Cv valve features a durable forged brass body paired with a chrome plated brass ball and a blowout proof brass stem, ensuring consistent liquid regulation and reliable 200 psi close off performance. Designed to handle hot water, chilled water, and up to 50% glycol solutions, this component