Heat Pump Reversing Valve Valve Type Slide Operation Type Coil Operated Four Way Suction Tube I.D. 7/8 in High Pressure Tube I.D. 1/2 in Capacity in Tons (R-22) 3.0 to 8.5 Capacity in Tons (R-410A) 3.8 to 10.1 Capacity in Tons (R-502) 3.0 to 11.9 For Use With 5AV38 or 5AV39 Coil Standards UL