Altech 1BU5 B 5A 1-Pole 277V DIN Rail Circuit Breaker UL 1077 ABL Sursum MCB
- 5 Amp, single-pole configuration with a B-Curve thermal magnetic trip.
- Rated for 277VAC, ideal for control circuits and equipment protection.
- Designed for quick and easy mounting on a standard 35mm DIN rail.
- UL 1077 recognized for reliable overcurrent and short circuit protection.
Used condition, with normal signs of wear. Comes as shown, please check pics.








