The IXBOD1-21R Sidacs 1 Amp 2100V manufactured by IXYS is a high-power, semiconductor device designed for single-phase overvoltage protection in a variety of applications. Featuring a 2100 Volt maximum peak off-state voltage and 1 Amp peak on-state current maximum rating, the device is ideal for line-to-line protective devices such as circuit breakers, relays, starters and contactors. It can also be used in applications such as tv sets, home appliances, line-monitoring relays, lighting and connected loads. It has a very fast trigger action, making it ideal for overvoltage protection applications. The IXBOD1-21R is a solid-state device and is tolerant to most environmental influences.