Expansion valve similar dafoss TE Series 1.Interchangeable orifice assembly 2. Can be supplied with MOP ... 3.R22, R134a, R407 Expansion valve similar with dafoss TE Series Characteristicsl Interchangeable orifice assembly,easier stocking,easy capacity matching,better ... for R22, R134a, R407C, R507/404A.l If you have special requirement,please cantact STF.Superheat adjustingFactory setting:superheat 3.4 ...