Home › ProductsAC-DC Power SuppliesOpen Frame / Chassis MountMWLC550



  • 150W Convection / 250W Conduction / 550W Fan cooled
  • Latest medical approvals IEC60601-1 3rd Ed, EN60601-1-2 4th Ed & BF rated
  • -40 to 70°C ambient operating temperature
  • Unit can be mounted in any orientation without derating
  • 5 x 3” footprint in low profile 1.5” form factor
  • EN55011 Level B conducted & radiated
  • 5 Year warranty

Product Description

The MWLC550 series of low profile, open frame medical AC-DC power modules offer up to 150W convection, 250W conduction and 550W fan cooled in a low profile 1.5”, 5” x 3” package. The units have the latest medical approvals IEC60601-1 3rd Ed, EN60601-1-2 4th Ed & BF rated. The units have a wide operating ambient temperature of –40 to 70°C, in a range of voltages from 12V to 58V. The units all come with a FiDUS 5 year warranty.

Contact us on 01183 420730 or sales@fiduspower.com to confirm stock levels, leadtimes and further prices.

Part numbers
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5 x 3 x 1.5” (127 x 76.2 x 38.1mm)

Input Voltage

90-264 VAC

No Load Input Power

< 0.5 / 0.7 W

Harmonic Currents

EN61000-3-2 Class D


Up to 92%

Operating Temp

-40 to 70°C, see datasheet for derating curve



Input to Output 4000VAC

Input to Ground 1500VAC

Output to Ground 1500VAC (BF rated)

European Safety Approvals

EN60601-1 2006 A1

US Safety Approvals

ANSI/AAMI ES60601-1 AD2 2010

Other Safety Approvals

IEC60601-1 Am1 2012


EN55011 Conducted level B

EN55011 Radiated level B

Safety Approvals

(M)WLC550 RoHs Certificate (M)WLC550 RoHs Certificate (96 KB)

MWLC550 CB Certificate MWLC550 CB Certificate (517 KB)

MWLC550 DoC MWLC550 DoC (80 KB)

MWLC550 Nemko Certificate MWLC550 Nemko Certificate (208 KB)

MWLC550 UL Certificate MWLC550 UL Certificate (1703 KB)

3D Models

(M)WLC550 3D drawing IGS (M)WLC550 3D drawing IGS (19275 KB)

(M)WLC550 3D drawing STP (M)WLC550 3D drawing STP (9508 KB)

Require a modified standard part?

Based on your specific requirements, our AC-DC power supplies, DC-DC converters and medical grade power supplies can be supplied with variations to input/output parameters and non-standard connections to meet the needs of your application.

Can’t find what you are looking for? Call us 01183 420730 or

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