CPE
Transfer, isolate, and filter power with CPE magnetic components developed for compact electronics and high-power energy systems.
Product categories

Switching transformer
High-frequency power transfer

Common-mode choke
Effective noise suppression

Inductor
Magnetic energy storage
Powering diverse applications





Why customers choose
CPE
Engineers select CPE for comprehensive design capabilities, automated production, and transformer platforms spanning compact power supplies through EV charging systems.
Common questions
CPE develops magnetic components for onboard chargers, DC/DC converters, charging equipment, and other new-energy vehicle systems. Its current portfolio includes 3 kW, 3.5 kW, and 7 kW DC/DC assemblies along with onboard-charger assemblies rated up to 11 kW. Available products include automotive transformers, planar transformers, resonant transformers, common mode chokes, and high-power inductors.
CPE offers EE, EER, PQ, EFD, PJ, and RM transformer families for switching power supplies and DC/DC converters. The appropriate core and series depend on operating power, switching frequency, isolation, available space, thermal conditions, and converter topology.
The RM8 series switching transformer runs on a direct-current supply that switches at a designated time rate. The component provides a storage element for transferring energy from input to output in discrete packets as required by switching power supplies, regulators, and converters. Its operating power ranges up to 40W, and its operating frequency range of 100kHz. The product family can mainly be used in switching power supply and DC-DC converter projects. CPE’s EC39/28 industrial transformer features a PIC control. It supports a maximum operating power of 85W and an operating frequency of 100kHz. The device has applications as industrial equipment that employs current as a resource for production. For example, electric arc furnaces (EAF), ladle furnaces (LF), and high-current rectifiers need high-quality industrial transformers because they need a specific design to supply the necessary power at a low-voltage level. Finally, the PJ40/26 switching transformer has several appealing design elements thanks to the hard work of its engineers. The item has a 205 mm² profile, is rated for 220W, and has an operating frequency of 100kHz.
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