Shaanxi Sanjin Elevator provide Sigma main board.

As we all known, Sigma company declares bankruptcy in 2018.  So there are rare of Sigma spare parts, especially main board. Following pcbs available in stock goods, which can meet your urgent requirement: 

DCL-210,

DCL-244,

DOC-220,

DOR-232,

DPC-310,

DPP-320R2,

DOC-101，

DPP-131,

DOJ-130,

INV-FIO-1 1R013,

etc.

Welcome to contact us for your needful.