King Tester Corp
Phoenixville, Pennsylvania · Electronics & Electrical Online store ISO 17025
Est. 1936 · ISO 17025 · casting · Online store · ✓ verified live · Aug 2026
Phone
Website
Founded
1936
Made in USA
Yes
Site verified live
Yes
Secure (HTTPS)
Yes
Mobile-friendly
Yes
Website platform
WordPress, WooCommerce
Federal contracts
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Compiled from kingtester.com and public sources — a free listing, never paid placement.