The Airpax™ IAR/IUR/IER/CUR/CER series is a snap-acting hydraulic-magnetic circuit breaker/protector designed for efficient use of rack space. It provides consistent operation from -40°C to 85°C, with a circuit interrupt capacity up to 5,000 AIC at 80VDC and 2,000 AIC at 250VAC. Available in series trip and mid-trip configurations, with auxiliary alarm switch options to provide monitoring of critical circuits, the CER series is suitable for wireless and wired applications meeting UL489A and TÜV requirements.