The R88M-1M4K015C-S2, manufactured by Omron, is an electronic part that is part of their line of electromechanical relays. This particular part is an AC inrush current limiter/relay. It is a single-phase bipolar unit with a rated operating current of 15A. It has a coil resistance of 100ohm, a contact resistance impulse of 115mO and a contact life expectancy of 50,000 operations. The product is UL, CE and CSA certified and is RoHS compliant. It can be used as an inrush current limiter for applications such as air conditioning, air compressors, lighting and more.