H2001B-3, Heater pack, for Freedom series Nema Contactors and Starters.  Class 20 heater. 3-Pack.

Full load amp rating (Dial position):

A: 0.254, B: 0.306, C: 0.359, D: 0.411

For use with NEMA Size 00-0 (Series C), NEMA Size 1-2 (Series B), IEC Size A-F (Series C), IEC Size G-K (Series B).