Home / CONTACTORS / Main Solenoids / Albright SW180 Style Main Contactor 12V, 24V, 36V, 48V & 72V Albright SW180 Style Main Contactor 12V, 24V, 36V, 48V & 72V$75.00 Voltage Choose an option12 Volt24 Volt36 Volt48 Volt72 VoltClear Add Optional Items :- Suppression Diode Only ($10.00) Pre-Charge Resistor Only ($12.00) Diode & Resistor ($22.00)