Ge Ted113030wl Molded Case Circuit Breaker, Ted Series, 30A, 1 Pole, 277V Ac,
Wire Size 14 AWG. General Purpose. & Recepticles. Electrical Outlets. Light Industrial. and Enclosures. Electrical Boxes. & Industrial.
Pushmatic Ubip240 Miniature Circuit Breaker, Ubip Series, 40A, 2 Pole, 120/240V
& Recepticles. Electrical Outlets. Light Industrial. and Enclosures. Electrical Boxes. General Purpose. & Industrial.
Siemens Supplementary Protector, 20 A, 230/400V Ac, 1 Pole, Din 5Sy61207
You will find that makes the part easy to recognize, so swapping units takes less time.