Power supplies and electronic loads, also called power electronics, generate electricity to receiving devices, systems, or loads. They are used to limit or supply current, store energy, and simulate how electronic devices and batteries function in regular use. These devices require multiple testing standards that must be followed to ensure proper usage and safety. These standards include:
 
ATEC rents high-powered programmable power supplies and electronic loads from leading manufacturers such as 
Chroma and 
NH Research (NI).