The RELIANCE Power CSF air-cooled regulator supplies three or five precision output levels to power series lighting circuits on airport runways and taxiways. Exceeding FAA and military requirements for power factor and efficiency, the advanced ferroresonant technology produces minimal EMI, high efficiency, and near unity power factor for AC 150/5345-10 test conditions. The RELIANCE Power CSF L-828/L-829 CCR also offers an optional integrated ACE unit, which provides state-of-the-art remote control and L-829 monitoring capability.