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SPE Siriprapa Engineering was established in 2005 by a group of engineers with extensive experience in sales and engineering. Presently it becomes one of the leading Switchboard & Metal Trunking manufacturers in Thailand with the unique skilled design and manufacturing of LV./MV.,


MDB Switchboard, Control Boards and Metal Trunking. Taking into account of high quality standard, our products are mainly tailor-made to meet the requirement of each customer.


Currently, Siriprapa Engineering has production capacity over 1,000 columns of main distribution board and control panels per annum.
At our operation site, in Nonthaburi, Thailand, our factory produces the Switchboard and all parts with assembly line and wiring procedure.


We committed to not only to meet our customers requirements, but also to deliver the best products and services at a very high standard. Independent verification of our quality and safety procedures is of paramount importance and our accreditation to internationally recognized standards are for example ISO 9001, ISO 14001, IEC 61439-1&2, TIS 1436-2540, ETC.