The PANASONIC part ERZ-E10A821 is a high-performance metal oxide varistor (MOV) designed for use in electrical circuits and power surge protection applications. This varistor features a voltage rating of 510VAC and 670VDC, making it suitable for a wide range of voltage systems. With a maximum surge current capability of 4500A and a clamping voltage of 820V, this varistor offers excellent protection against voltage spikes and transients. Its radial bulk package ensures easy installation and reliable operation. Trust the PANASONIC ERZ-E10A821 varistor for robust protection and enhanced electrical system safety.