Load Manager P Model # 091-141 The Load Manager P is low voltage disconnect with a timer to shut down a vehicle's radio or computer to prevent complete discharge of the battery. Load Manager 1H Model # 091-96-12 This Load Manager monitors D.C. voltage and operates a relay when the voltage drops below its set point. Special high Hysteresis feature maintains the relay in the energized condition. Load Manager 2 Model # 091-79 This Load Manager controls 2 loads. With 30 ampere relays built in, upon system overload one relay sheds loads before the other relay. Load Manager Model # 091-32 This Load Manager sequences 7 loads and sheds up to 5 of them. Requires external relays.