The 55RU is a 55 Amp converter/charger. It is part of the RU Series manufactured by Parallax Power Supply. The 55RU is a direct replacement for the Parallax and MagneTek™ 7355 Power Centers. To maximize battery performance, the 55RU may be field upgraded with the patented TempAssure ™ module (4400TAU).,The 45RU is a 45 Amp converter/charger. It is part of the RU Series manufactured by Parallax Power Supply. The 45RU is a direct replacement for the Parallax and MagneTek™ 7345 Power Centers. To maximize battery performance, the 45RU may be field upgraded with the patented TempAssure™ module (4400TAU).
