Compact 400 W AC/DC Power Supplies come in 4 case styles.

Press Release Summary:

Available in chassis mount cases, including 6 x 4 x 1.5 in. U-frame and enclosed versions with top or rear fan, isolated PCM-400 series offers range of voltages, protections, and peak power abilities to 700 W within 500 µs duty cycle. EN60950-1 standard-compliant products carry UL/cUL and TUV safety certifications and provide EN55022 class B EMI compliance. Universal 90–264 Vac input allows global operation, and 8 models offer single outputs from 12–54 Vdc. Dual output versions are available.

Original Press Release:

CUI's New Line of 400 W AC-DC Power Supplies Comes in Four Compact Chassis Mount Case Styles

Flexible Options and 700 W Peak Power Capability Suit ITE, Telecommunications and Industrial Applications

TUALATIN, Ore. — CUI Inc today announced a family of compact 400 W ac-dc power supplies to its power portfolio. The PCM-400 series is housed in four optional chassis mount case styles, including a compact U-frame measuring 6 x 4 x 1.5 inches (152.4 x 101.6 x 38.1 mm) and enclosed versions with top or rear fan options.  Featuring a wide range of available voltages, multiple protections and peak power capabilities up to 700 W within a 500 µs duty cycle, this series is ideally suited for numerous ITE, telecommunications and industrial applications.

The PCM-400 power supplies meet EN60950-1 standards, carry UL/cUL and TUV safety certifications, and provide EN55022 class B EMI compliance. They feature 3000 Vac input-to-output isolation and an output-to-ground isolation of 1500 Vac.

The series provides a universal 90~264 Vac input for global operation and comes available in eight separate single output models ranging from 12 to 54 Vdc.  Dual output versions are also available. The power supplies are rated for operation at full load from 0° to 50°C ambient, derating to 50% load at 70 °C. Additional features include active PFC, remote on/off control and protections for over voltage, over current, short circuit, and over temperature.

The new PCM-400 series is available through distribution with prices starting at $187.75 per unit at 100 pieces. Please contact CUI for OEM pricing.


Product name: PCM-400 series

Availability: 8-10 weeks

Possible applications: ITE, telecommunication, industrial applications

Primary features: Compact, flexible options, economical

Cost: Prices starting at $187.75 for 100 pieces through distribution

View more details for the PCM-400-U Series

View more details for the PCM-400-CF Series

View more details for the PCM-400-CFS Series

View more details for the PCM-400-CNF Series

Media contacts


Maggie Lefor, +1 503 612 2300,,,


Derek Rye, +44 (0)1225 470 000,

About CUI Inc

CUI Inc is a technology company focused on the development and distribution of electronic components. At the leading edge of power supply design, the organization supports customers as they strive to improve the energy efficiency and environmental credentials of their application.  The company's power group is complemented by a portfolio of world-class board level components, consisting of interconnect, sound, motion control and thermal products.  An unwavering commitment to create collaborative partnerships with customers and a drive to see that their design project is a success has been a hallmark of CUI's sustained growth since its founding in 1989.   As a leader in the industry, CUI will continue to invest in the future through new technologies, talented employees, expanded manufacturing capabilities, and a growing global reach.

CUI Inc is a subsidiary of CUI Global, Inc., a publicly traded company whose common stock trades on the NASDAQ Exchange under the symbol CUI.

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