PM651 Series AC/DC Power Supplies are tested to EN55011 Class B emission limits.

Press Release Summary:

PM651 Series 650 W AC/DC Switching Power Supplies are available in either u-channel style or enclosed with cover/fan with 8 x 4 x 2.58 in. and 8 x 4 x 2.6 in. dimensions respectively. Units accept an input voltage range from 90-264 VAC and deliver maximum 380 W with convection cooling and BF rated output of 1,500 VAC from output to earth ground. PM651 Series offers less than 300 µA leakage current and standby output 5 VDC at 200 mA.

Original Press Release:

600-650 Watt Medical AC/DC Switching Power Supply

Protek Power North America is pleased to announce its new PM651 Series of 650 Watt Medical AC/DC switching power supplies.

The PM651 Series is available in either u-channel style or enclosed with cover/fan. The enclosed version has dimensions of 8” x 4” x 2.6” and can deliver up to 650 watts with 30 CFM forced air cooling. The u-channel version has dimensions of 8” x 4” x 2.58” and delivers a maximum 380 watts with convection cooling.

The PM651 Series accepts an input voltage range of 90-264VAC and offers a choice of twelve single output models with voltages ranging from 12VDC-58VDC. All models feature BF rated output, 1,500VAC from output to earth ground which simplifies the customer’s isolation needs, 100-240 VAC input with active PFC, less than 300 µA leakage current, a standby output 5VDC at 200mA, inhibit – TTL high to disable output, EN55011 Class B conducted and radiated emissions, 5,000-meter altitude for use in mountainous regions while maintaining safety, and 100% burn-in at full rated load.

All models are tested to EN55011 Class B emission limits and comply with worldwide safety standards (UL 60601-1, CSA C22.2 No. 60950-1, TÜV EN60601-1), and are compliant with RoHS requirements.

PM651 supplies are competitively priced starting at $110.00 in OEM quantities, with evaluation unit delivery from stock. For further price and delivery questions or order placement, please contact our sales team at Full specifications are available on-line or please contact our technical support team at

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