The 5490TAW Deckmount Converter is a 90-Amp converter charger with Temperature Compensation that is part of the 5400 Series by Parallax Power Supply. Featuring active power factor correction, this converter makes better use of incoming power. The 5490 benefits from an extremely efficient feature of operating on a standard 20-Amp outlet. It is built with a steel enclosure and has a durable powder-coat finish. This unit has been upgraded with our TempAssure™ technology providing temperature-compensated multistage charging to maximize battery charging.