Airpax CELHPK111-1REC4-32538-3 Circuit Breaker

Airpax CELHPK111-1REC4-32538-3 is a 1‑pole, 250‑amp hydraulic‑magnetic circuit breaker from Sensata Airpax, built for bolt‑in mounting to protect high‑current electrical circuits from overcurrent. The CELHPK111 family uses a hydraulic‑magnetic trip mechanism for fast, precise tripping on faults while resisting nuisance trips from regular surges, with related variants such as CELHPK111-1REC4-51-250.-01-V and CELHPK111-1REC4-32538-2/7 showing the same 1REC4 form factor and high‑current ratings and marketed for reliable overcurrent protection across electrical systems and power setups in industrial, telecom, and energy storage applications where a bolt‑in, high‑current protective device is required.