MEJ59ER 1" Diameter Single Phase with Eared Base New Klixon Overloads from older inventory. Mounting is 1.5" on center. New but out of warranty. You are buying as is but I do guarantee to be good. Any defect you can return with in 30 days for a complete refund. I believe element current rating is approximately 2.9 Amps. I do no guarantee suitability for your application or motor. Contact Klixon (SENSATA TECHNOLOGIES) for more information .