PDW18L21-20XC Features - Superior design flexibility enables a wide range of customer requirements to be addressed. - Configure-to-order process allows APC to configure, install, and test complete system before shipping - Product family includes a variety of input and output connections to distribute 120V, 208V, or 230V power to multiple outlets. Having a variety of inputs and outputs allow users to adapt to varying power requirements. APC offers units that bring up to 14.4kW using a single branch whip.