... electronic expansion valve Control both the electromagnetic expansion circuit board PCBA for controlling the opening of the electronic expansion ... 0.10mm Surface finishing: HASL Lead free, Plating TinProvide PCB board OEM&ODM service, pab copy, PCB design, PCB SMT, ... tolerance: PTH: ± 0.076, NTPH: ± 0.05 Certificate UL, ISO9001, ISO14001, RoHS Profiling punching: Routing, V-CUT, Beveling Providing OEM ...