... 3.R22, R134a, R407 Expansion valve similar with dafoss TE Series Characteristicsl Interchangeable orifice assembly,easier stocking,easy capacity matching,better ... against excessive evaporating pressure.l Input and output type and size according to customers requirement.l Suitable for R22, R134a, R407C, R507/404A ... reduces superheat 0.3. expansion valve similar with danfoss TE Series for R22 R134A R407A