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Mean Well EPP-150-27 Power Supply 100W 27V 3.71A

4" x 2"high efficiency up to 92%economical PFCno load power consumption<0.5W
SKU EPP-150-27
$45.00 USD
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Overview

EPP-150-27 is the 27V output model of this series: typical efficiency 92%.

Features

  • 4"x2" Compact size
  • Universal AC input / Full range
  • Built-in active PFC function
  • High efficiency up to 93%
  • Protections: Short circuit / Overload / Over voltage/ Over temperature
  • 100W free air convection, 150W with 20CFM forced air
  • LED indicator for power on
  • No load power consumption<0.5W
  • Built-in 12V/0.3A auxiliary output
  • 3 years warranty

Specifications

EPP-150-27Specifications from the official datasheet (2026-03-31 edition)

OUTPUT

DC VOLTAGE
27V
RATED CURRENT (convection)
3.71A
RATED CURRENT (20CFM FAN)
5.56A
CURRENT RANGE (convection)
0 ~ 3.71A
CURRENT RANGE (20CFM FAN)
0 ~ 5.56A
RATED POWER (convection)
100.17W
RATED POWER (20CFM FAN)
150.12W
RIPPLE & NOISE (max.)Note.2
240mVp-p
VOLTAGE ADJ. RANGE
26.46 ~ 28.35V
VOLTAGE TOLERANCENote.3
±1.0%
LINE REGULATION
±0.5%
LOAD REGULATION
±1.0%
SETUP, RISE TIME
1000ms, 30ms/230VAC 2000ms, 30ms/115VAC at full load
HOLD UP TIME (Typ.)
16ms/230VAC 16ms/115VAC at full load

INPUT

VOLTAGE RANGENote.4
90 ~ 264VAC 127 ~ 370VDC
FREQUENCY RANGE
47 ~ 63Hz
POWER FACTOR (Typ.)
PF>0.95/230VAC PF>0.98/115VAC at full load
EFFICIENCY (Typ.)
92%
AC CURRENT (Typ.)
1.8A/115VAC 1 A/230VAC
INRUSH CURRENT (Typ.)
COLD START 70A/230VAC
LEAKAGE CURRENT
<2mA/240VAC

PROTECTION

OVER LOAD
105 ~ 145% rated output power Protection type : Hiccup mode, recovers automatically after fault condition is removed
OVER VOLTAGE
30.2 ~ 34.05V Protection type : Shut down o/p voltage, re-power on to recover
OVER TEMPERATURE
Protection type : Shut down o/p voltage, re-power on to recover

FUNCTION

AUXILIARY POWER(AUX)
12V@0.3A for driving a fan, tolerance ± 10% at main output 100% load

ENVIRONMENT

WORKING TEMP.
-30 ~ +70℃ (Refer to "Derating Curve")
WORKING HUMIDITY
20 ~ 90% RH non-condensing
STORAGE TEMP., HUMIDITY
-40 ~ +85℃, 10 ~ 95% RH
TEMP. COEFFICIENT
±0.03%/℃ (0 ~ 45℃)
OPERATING ALTITUDENote.5
2000 meters
VIBRATION
10 ~ 500Hz, 2G 10min./1cycle, period for 60min. each along X, Y, Z axes

SAFETY & EMC (Note 6)

SAFETY STANDARDS
UL62368-1, TUV BS EN/EN62368-1, EAC TP TC 004 approved
WITHSTAND VOLTAGE
I/P-O/P:3KVAC I/P-FG:2KVAC O/P-FG:0.5KVAC
ISOLATION RESISTANCE
I/P-O/P, I/P-FG, O/P-FG:100M Ohms / 500VDC/ 500VDC / 25℃/ 70% RH
EMC EMISSION
Compliance to BS EN/EN55032 (CISPR32) Class B, BS EN/EN61000-3-2,-3, EAC TP TC 020
EMC IMMUNITY
Compliance to BS EN/EN61000-4-2,3,4,5,6,8,11, BS EN/EN55035, heavy industry level, EAC TP TC 020

OTHERS

MTBF
2002.2K hrs min. Telcordia SR-332 (Bellcore) ; 207.1K hrs min. MIL-HDBK-217F (25℃)
DIMENSION
101.6*50.8*29mm (L*W*H)
PACKING
0.2Kg; 72pcs/15.4Kg/0.82CUFT
Test conditions and notes6
  1. 1. All parameters NOT specially mentioned are measured at 230VAC input, rated load and 25℃ of ambient temperature.
  2. 2. Ripple & noise are measured at 20MHz of bandwidth by using a 12" twisted pair-wire terminated with a 0.1μF & 47μF parallel capacitor.
  3. 3. Tolerance : includes set up tolerance, line regulation and load regulation.
  4. 4. Derating may be needed under low input voltages. Please check the derating curve for more details.
  5. 5. The ambient temperature derating of 3.5℃/1000m with fanless models and of 5℃/1000m with fan models for operating altitude higher than 2000m(6500ft).
  6. 6. The power supply is considered a component which will be installed into a final equipment. All the EMC tests are been executed by mounting the unit on a 360mm*360mm metal plate with 1mm of thickness. The final equipment must be re-confirmed that it still meets EMC directives. For guidance on how to perform these EMC tests, please refer to “EMI testing of component power supplies.” (as available on https://www.meanwell.com//Upload/PDF/EMI_statement_en.pdf )

Technical drawings

EPP-150-27 Mechanical Specification
Mechanical Specification
EPP-150-27 Block Diagram
Block Diagram
EPP-150-27 Output Derating
Output Derating

Downloads

FAQ

Can I use the EPP-150-27 for 27V factory automation equipment?

Yes, if the automation device requires a constant 27V DC supply and the load stays within 3.71A and 100.17W. That makes it suitable for moderate-power 27V control applications rather than higher-draw 27V systems.

Is this model appropriate for 27V embedded or OEM systems?

It can be used in embedded equipment that is designed for constant 27V input. The rated output is 27V at up to 3.71A, and the input range is 90-264VAC.

Can the EPP-150-27 power 27V instrumentation or test equipment?

Yes, for 27V electronic equipment that remains within the 100.17W power limit. Buyers should confirm both voltage compatibility and that continuous current draw does not exceed 3.71A.

What should I check before pairing this supply with a 27V load?

The load needs to match a constant 27V output and stay at or below 3.71A and 100.17W under convection cooling. If the application requires more current at 27V, the unit is rated for up to 5.56A and 150.12W with 20CFM forced-air cooling.

Is the EPP-150-27 suitable for outdoor installations?

The operating temperature range is -30°C to +70°C, with output derating at higher temperatures per the derating curve, but the provided specs do not include an IP rating. That supports use in protected indoor equipment rather than direct outdoor exposure.

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Other EPP-150 Models

4 other models
ModelPower Voltage Current IP RatingPrice
Mean Well EPP-150-48 Power Supply 100W 48V 2.1A 100.8W 48V 2.1A IP20$44.89 View
Mean Well EPP-150-24 Power Supply 100W 24V 4.2A 100.8W 24V 4.2A IP20$34.96 View
Mean Well EPP-150-12 Power Supply 100W 12V 8.4A 100.8W 12V 8.4A IP20$40.39 View
Mean Well EPP-150-15 Power Supply 100W 15V 6.7A 100.5W 15V 6.7A IP20$44.89 View
Mean Well

Mean Well EPP-150-27 Power Supply 100W 27V 3.71A

$45.00 USD

EPP-150-27 is the 27V output model of this series: typical efficiency 92%.

Features

  • 4"x2" Compact size
  • Universal AC input / Full range
  • Built-in active PFC function
  • High efficiency up to 93%
  • Protections: Short circuit / Overload / Over voltage/ Over temperature
  • 100W free air convection, 150W with 20CFM forced air
  • LED indicator for power on
  • No load power consumption<0.5W
  • Built-in 12V/0.3A auxiliary output
  • 3 years warranty
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