Also part of the Cr123C Series, this thermal overload heater element is engineered for reliability. It is rated for 2.12 to 2.37 amps with a maximum fuse rating of 9. The open version has an amp rating of 2.33 to 2.57 amps, while the enclosed is rated at 2.31 to 2.54 amps. This element is compatible with NEMA Size 00, 0, 1, 2, and 5 with specific amp ratings for each. It’s designed to work seamlessly with thermal overload relays, magnetic motor starters, and motor controls.