Answer
Apr 22, 2026 - 09:47 AM
The stud size corresponds to the amperage rating. Heavy-duty switches use 1/2" (M12) studs to accommodate larger battery cables (like 4/0 AWG) which are necessary to carry high current without overheating.
Why do some battery switches have M10 (3/8") studs and others have M12 (1/2") studs Battery Switches
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Open Apr 22, 2026 - 09:47 AM
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