IR HiRel's RDHA701FP10A8QK is a 100V 1.3A rad hard solid state relay with an octal pole, single throw normally open configuration in a 64-pin flatpack package. It is characterized for 100kRad(Si) TID and can be actuated by an input voltage or current (depending on the model). The device is screened to MIL-PRF-38534 and is capable of operating in the harsh space environment.