The ABB TEY180 is a compact, one-inch wide per pole circuit breaker designed for grounded 480Y/277 Vac systems. This "bolt-on" breaker is versatile thanks to its bolt-on mounting base, making it a solid choice for a variety of applications where a lug-to-lug setup is needed. Featuring Quick-make and Quick-break mechanisms along with common trip bars and clear trip indicators, the TEY ensures dependable performance and safety on the job. Available in 1, 2, and 3 pole configurations, it can also be equipped with auxiliary contacts and shunt trip options for added functionality. Distributed by BSP Automation, the TEY180 combines reliability with ease of installation, making it a trusted pick for professionals in the field.