NEMA Contactors (Square D®) - Thermal OverloadsPart numberProduct detailsPriceCount230540Thermo Protector Switch (B8.20) 23054010+-230480Thermo Protector Switch (B15.5) 23048010+-230500Thermo Protector Switch (B22) 23050010+-230510Thermo Protector Switch (B32) 23051010+-Add to cart