About Us Aswich started with the switch and circuit breaker manufacturing since 1988. With over 30 years of experience and high investment in R&D.
Aswich Electrical Co., Ltd main products are including DC and AC circuit breaker (MCB), DC and AC isolation switch, DC molded case circuit breaker (MCCB), DC fuse, DC lighting surge protector (SPD) and so on.
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  • 0 Years in the Electrical Industry
  • 0+ Switches In Operation
  • 0+ Large R&D Team
  • 0+ More than 120 Patents


Several standards of how to select the right DC isolators

In recent years, the quality problems of PVpower stations have erupted, besides the PVmodules and in …

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Do I have to need Surge Protective Device (SPD) installed?

A global leader in overvoltage protection devices, ASwich offers a comprehensive line of Surge Prote …

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Picking the Right DC or AC Isolator Switch for Solar PV

Alternating current (AC) or direct current (DC) circuits are capable of carrying very different curr …

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