Curtis 3501 Manual [best] Jun 2026

The Curtis 3501 is a solid-state device, meaning it has no moving parts. Maintenance is minimal:

I’ve checked the usual places (Manualslib, eBay, Curtis Instruments’ site) but only found manuals for the 3500 series battery testers/displays, not the 3501 handheld meter. curtis 3501 manual

To set up the Curtis 3501, follow these general steps: The Curtis 3501 is a solid-state device, meaning