500 Watt Medical Power Supplies

Product Information

RFM-500P Series are Single Output 500 Watt Medical Power Supplies, available in U-Channel and fully enclosed formats with top or end mounted fan.

RFM-500P series 500 watt medical power supplies have Universal AC Input from 90-264VAC with outputs of 12V, 24V, 30V, 36V, 48V, 54V and 57V.

RF-500P series 500 watt medical power supplies have approvals to the UL60601-1 3rd Edition, CSA22.2, No. 60601-1 3rd Edition and EN60601-1 3rd Edition, offer Class B line emissions and will operate over a wide -20°C to +70°C ambient temperature range.


Features and Options
  • Compact Format
  • Universal AC Input
  • Outputs from 12VDC to 57VDC
  • Active Power Factor Correction
  • Full Medical Approvals
  • 5V @ 1A Standby Output
  • 12V @ 1A Aux. Fan Output
  • Remote Inhibit
  • Current Share
Voltage Range 90-264VAC
Power Factor, full load >0.95 @ 115VAC | > 0.9 @ 230VAC
Frequency 47-63Hz
Current, RMS <6A @115VAC | <3A @ 230VAC
Inrush Current, cold start @ 25°C <25A Peak @ 115VAC | <50A Peak @ 230VAC
EMI Filter EN55022 Curve B, FCC20780 pt. 15J Curve B
Protection Internal Fuse
Leakage Current <300μA @ 264VAC
Total Output Power, Continuous, Max 500 Watts
Total Regulation ±1%
Ripple & Noise, Pk-Pk 1%
Holdup Time, full load @ 115VAC >20mS
Dynamic Response 300μS
Temperature Coefficient ±0.04%/°C
Minimum Load 0A
Overload Protection 110-150% Full Load, Auto Recovery
Overvoltage Protection <130% Vnom, Shutdown, Latch Off
Short Circuit Protection Auto Recovery
Current Share Error <10%, 4 units max.
Standby Output Natural Convection: +5VDC @ ¼A
Fan Cooled: +5VDC @ 1A
Fan Output +12VDC @ 1A
Efficiency >83% typical at Full Load, 115VAC
MTBF 100,000 Hours
Immunity EN61000-4-2, 3, 4, 5, 6, 8, 11
Safety Standards UL60601-1 3rd Ed., CSA22.2 No.60601-1 3rd Ed., EN60601-1 3rd Ed.
Operating Temp. Range 0°C to 70°C Ambient
Derating see datasheet
Storage Temp. Range -10°C to +70°C
Humidity 10% to 95%, Non-Condensing
Cooling Natural Convection or Single Fan
Format U-Channel, Enclosed with Top or End Fan
Dimensions, inches (mm)

U-Channel: 8.00 (203.2) L x 4.66 (118.5) W x 1.52 (38.5) H
Top Fan: 8.00 (203.2) L x 4.67 (118.6) W x 2.60 (66.0) H
End Fan: 9.03 (229.4) L x 4.67 (118.6) W x 1.63 (41.5) H


U-Channel: 1.9lbs (0.86kg)
Enclosed: 2.18lbs (0.99kg)

Model Number Output
Current 1,2
Power 1,2
Current 3
Power 3
RFM-500P-S12-U 12V 41.67A 500W 30.00A 360W
RFM-500P-S24-U 24V 20.84A 500W 15.00A 360W
RFM-500P-S30-U 30V 16.67A 500W 12.00A 360W
RFM-500P-S36-U 36V 13.89A 500W 10.00A 360W
RFM-500P-S48-U 48V 10.42A 500W 7.50A 360W
RFM-500P-S54-U 54V 9.26A 500W 6.67A 360W
RFM-500P-S57-U 57V 8.78A 500W 6.32A 360W

1. Maximum output current/power for U-Channel models with 30cfm forced cooling at 40°C.
2. Maximum output current/power for models with cover/fan at 50°C.
3. Maximum output current/power for U-Channel models with free air convection at 40°C.

OPTIONS (see datasheet for details):
Cover with end-mounted fan: Replace -U with -E.
Cover with top mounted fan: Replace -U with -T.

CALL: +1-954-905-1070

EMAIL: the.power.solution@unipowerco.com

Looking for the ITE Approved version of this product? Click HERE.