Industrial PO9085A HP and LP Unloader Kit R15B R30D

The Industrial PO9085A HP and LP Unloader Kit for Champion R15B/R30D provides the complete head-unloader assembly used on Champion R-series compressors to manage unloading for both high- and low-pressure circuits. The kit comprises four Champion components: PO9085A (unloader fork), P09923A (unloader piston), P02547A (O-ring), and P14119A (unloader finger), matching the parts listed for HP and LP unloading on R15B/R30D units. This compatibility is confirmed by supplier listings for "CHAMPION HP & LP UNLOADER KIT R15B / R30D" containing exactly those part numbers. The kit is designed for R15B and R30D model heads, aligning with Champion's two-stage head architecture and described in official guidance as a Constant Speed Head Unloader Kit for relevant models. When installed, this unloader assembly assists with controlled venting during start/stop cycles, contributing to smoother restarts and stable pressure transitions in industrial or shop environments using Champion R-series compressors.