LFM420M Series

Input: 85-264Vac
Outputs: 12 to 54V
Power: 420 Watt
Tamb: -40°C to +80°C
Dims: 129.79 x 83.63 x 25.40 mm
Conduction Cooled
IEC/EN/UL 60601-1 2 MOPP Approved

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APPLICATION

The LFM420M Series is a 420W medical-grade AC-DC power supply with active PFC, offering up to 94.5% efficiency and a compact 25.4mm profile. With a universal input range of 85–264Vac, it supports Class I installations and complies with IEC/EN/UL 60601-1 (2 MOPP) and IEC/EN 62368-1 safety standards.

Output voltages range from 12V to 54V, with robust protection features including short circuit, overvoltage, and over-temperature safeguards. Designed for demanding environments, it operates from -40°C to +80°C, supports altitudes up to 5000m, and achieves high power density at 25W/in³. Its low power consumption (<0.6W no-load) and extensive EMC compliance make it ideal for medical devices and industrial systems.

feature list

Universal Input Range 85~264Vac
High Efficiency up to 94.5%
Class I
25.4mm Low Profile Package
No Load Input Power Consumption<0.5W
No Load Input Power Consumption<0.6W for 54V
Approval Safety IEC/EN/UL 60601-1 2 MOPP
Approval Safety IEC/EN/UL 62368-1
Meets IEC/EN60335-1
Operating Altitude 5000m
Continuous Short Circuit Protection
Over Voltage Protection
Over Temperature Protection
High Power Density 25.0 W/Inches3
Active PFC Function
Constant Current
Ideal for sealed enclosures/limited air flow environments

MODEL NUMBER	INPUT RANGE	OUTPUT	POWER
LFM420M120C	85-264VAC 115-370VDC	12V	420W
LFM420M150C	85-264VAC 115-370VDC	15V	420W
LFM420M240C	85-264VAC 115-370VDC	24V	420W
LFM420M280C	85-264VAC 115-370VDC	28V	420W
LFM420M300C	85-264VAC 115-370VDC	30V	420W
LFM420M360C	85-264VAC 115-370VDC	36V	420W
LFM420M480C	85-264VAC 115-370VDC	48V	420W
LFM420M540C	85-264VAC 115-370VDC	54V	420W

Downloads

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LFM420M Series Datasheet
LFM420M Series Application Note

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