Sanhua International SHF(L)-7H-34 Valve 320819-301 and R-449A applications

and R-449A applications

providing precise static pressure compensation and consistent airflow in multi-speed blower applications

providing a robust interface between the low-voltage thermostat signal and the high-voltage system power

Sensitivity is managed via the internal sensitivity adjustment screw and by trimming the stainless steel paddle to the appropriate length for your specific pipe size and required flow rate

Features a durable 4-pin M12 overmold cable adapter for secure electrical connections in vibration-heavy environments

Sanhua International SHF(L)-7H-34 Valve 320819-301 and R-449A applicationsThe Sanhua International SHF(L) 7H 34 is a professional grade 4 way reversing valve engineered to facilitate the refrigeration cycle switch between heating and cooling modes in residential and light commercial heat pumps. This unit features a 3 8" Tube connection on the discharge side and 1 2" ESC (Suction Board) connections, specifically optimized for high pressure R410A systems but remaining compatible with R22, R134a, and R407C refrigerants. Its