This is a new Alcatel Adixen replacement external oil filter system pump & motor unit. This works for the DE1 (Single Cartridge) or DE2 (Dual Cartridge) oil recirculator system. These replacement units can be wired to operate on either 120 or 240 VAC. Make your used Alcatel Adixen DE1 or DE2 oil recirculator operate like new. External oil filteration is one of the most cost effective ways to extend the life of your oil seal rotary vane vacuum pump. We stock thes units, order today.