Frequently Asked Questions

What is the relationship between Mastech and Acifica, Inc.?

Mastech is an established brand with over 40 years of experience in making high-quality regulated DC power supplies. They are widely used by the engineering, scientific, and hobbyist community. Acifica, Inc. is the largest volume seller of Mastech DC variable power supplies in the US and carries the widest selection of regulated DC power supplies from Mastech. Mastech manufactures a range of DC power supplies with various voltage and current specifications, allowing customers to choose the one that best meets their needs.

What can I expect regarding the warranty service?

The manufacturer of Mastech regulated DC power supplies is based in China and does not have a warranty service center in the US. However, Acifica, Inc. has been selling and servicing Mastech power supplies for almost 10 years. We offer a full one-year parts and labor warranty on all of the Mastech DC power supplies we sell. Our knowledgeable staff are available to answer any technical or non-technical questions you may have about the power supplies.


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