Battery Saver Model # 091-35 This Battery Saver is a 7amp power supply, with a transfer relay to provide power for 12 volt accessories. Battery Saver - Low Ripple Model # 091-92-12 This Battery Saver is a 10 amp low ripple, regulated output power supply, with a transfer relay to provide power for 12 volt accessories. Ideal for powering a Computer. Battery Saver HO Model # 091-35-HO This Battery Saver is a high current dual 10 amp output power supply, with a transfer relay to provide power for 12 volt accessories. Battery Saver VHO Model # 091-51-12 This Battery Saver is a high current dual 20 amp output power supply, with a transfer relay to provide power for 12 volt accessories. Battery Saver 75 Model # 091-115-12 This Battery Saver is a high current 75 amp power supply, with a transfer relay to provide power for 12 volt accessories. Auto Power Model # 091-136-24-12 This Auto Power is a switching power converter designed to operate 12 volt devices from a 24 volt battery. Battery Saver Filter Model # 091-137 This Battery Saver Filter is a switching power converter designed to provide filtered and regulated D.C. voltage to sensitive electronic equipment.