Imperial 72247 Mini (spdt) Change-over Relay, 12v, 20/40 Amp,per Package Of 2 Mini (SPDT) Change-Over Relay. 20/40 amp; 12 volt. Pin Type: B1 Cross Reference: HELLA - 66199, 87499, and 4RD-960-388-46; BOSCH - 0332-204-150 and 0332-209-150 Per Package of 2