New TMP250 Power Adapter from TRUMPower is Approved by UL/cUL and TUV

Press Release Summary:

  • Measuring 8.03” (L) x 3.45” (W) x 1.63” (H), the class I unit is equipped with IEC 320/C14 AC whereas class II units come with IEC 320/C18 AC inlet
  • Operates with 80 to 264 VAC input range and temperatures between -20°C to +60°C
  • Fanless Medical Grade Desktop Adapter comes with 250W voltage and is ideal for healthcare applications

Original Press Release:

TRUMPower’s Introduces 250W Fanless Medical Grade Desktop Adapter

July 2019 ― Santa Clara, California ― TRUMPower is proud to introduce its new TMP250 power adapter series targeting healthcare applications. With a minimum efficiency of 89%, the 250 Watt power adapter meets the latest global energy efficiency standards for external supplies with its compliance to DoE Level VI and CoC EPS V5 Tier 2 while offering a very low no-load power consumption of 0.15W max.

Measuring 8.03” (L) x 3.45” (W) x 1.63” (H), the class I units come equipped with an IEC 320/C14 AC inlet and the class II units come with an IEC 320/C18 AC inlet. The units come in a large range of 12 standard single output voltages between 12 to 54 VDC. The units operate with a wide input range of 80 to 264 VAC and operating temperatures between -20°C to +60°C ambient, while derating linearly from 100% load at +40°C to 50% load at +60°C. The units are reliable with 100,000 hours minimum MTBF at 25°C ambient, calculated per MIL-HDBK-217F.

They have a withstand voltage of 4,000 VAC from input-output (2 x MOPP) making them suitable in patient care environments. Also included are overvoltage, overcurrent, and short circuit protections.

The TMP250 series is approved by UL/cUL and TUV to the latest medical standards, including IEC/EN/UL 60601-1 Edition 3.1, ANSI/AAMI ES 60601-1:2012, and CSA C22.2 No. 60601-1:2014. The power adapter complies with IEC/EN 60601-1-2 4th edition medical EMC and immunity standards, including EN 55011, VCCI  and FCC class B (conducted and radiated emissions), EN 61000-3-2, EN 61000-3-3, EN 61000-4-2 (ESD at ±15 KV air and ±8 KV contact), EN 61000-4-3, EN 61000-4-4, EN 61000-4-5, EN 61000-4-6, EN 61000-4-8, EN 61000-4-11.

The TMP250 is competitively priced in OEM quantity. For a complete models list and technical data, please visit or email

TRUMPower has been delivering high quality medical and industrial grade AC/DC switching power supplies and DC/DC converters for more than 25 years. The company’s medical grade power supplies range from 4W to 1200W and its line of ITE grade AC/DC power supplies range from 3W to 1400W in wall mount, desktop, open frame, and ATX PC form factors. TRUMPower can accommodate to OEM’s needs, whether they are low volume standard power supplies or high volume custom products by providing excellent service, reliable and cost-effective power solutions. As a result, it has been an ever-trustable source of power supplies for many satisfied customers over the years.

For more information on the company and its other products, visit or email us at

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