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Mean Well SE-1500-48 Power Supply 1500W 48V 31.3A

economical model medium to high power(450W~1500W)
SKU SE-1500-48
$302.77 USD
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Model

Select model — 4 in this family

SE-1500-48
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Overview

SE-1500-48 is the 48V output model of this series: rated current 31.3A, rated power 1502.4W, typical efficiency 89%.

Features

  • AC input 180 ~ 264VAC
  • AC input active surge current limiting
  • Protections: Short circuit / Overload / Over voltage / Over temperature
  • Forced air cooling by built-in DC ball bearing fan
  • High power density 7.8w/inch³
  • With DC OK signal output
  • Built-in remote ON-OFF control
  • Built-in remote sense function
  • UL / CUL approved
  • Low cost
  • 2 years warranty

Specifications

SE-1500-48Specifications from the official datasheet (2026-09-07 edition)

OUTPUT

DC VOLTAGE
48V
RATED CURRENT
31.3A
CURRENT RANGE
0 ~ 31.3A
RATED POWER
1502.4W
RIPPLE & NOISE (max.)Note.2
150mVp-p
VOLTAGE ADJ. RANGE
43.2 ~ 56V
VOLTAGE TOLERANCENote.3
±1.0%
LINE REGULATION
±0.5%
LOAD REGULATION
±0.5%
SETUP, RISE TIME
150ms, 12ms / 230VAC at full load
HOLD UP TIME (Typ.)
26ms / 230VAC at full load

INPUT

VOLTAGE RANGE
180 ~ 264VAC 254 ~ 370VDC
FREQUENCY RANGE
47 ~ 63Hz
EFFICIENCY (Typ.)
89%
AC CURRENT (Typ.)
17.5A / 230VAC
INRUSH CURRENT (Typ.)
60A / 230VAC
LEAKAGE CURRENT
<3.5mA / 240VAC

PROTECTION

OVERLOAD
105 ~ 125% rated output power Protection type : Shut down o/p voltage, re-power on to recover
OVER VOLTAGE
57.6 ~ 67.2V Protection type : Shut down o/p voltage, re-power on to recover
OVER TEMPERATURE
Shut down o/p voltage, recovers automatically after temperature goes down

FUNCTION

DC_OK SIGNAL
PSU turn on:3.3V ~ 5.6V PUS turn off:0 ~ 1V
REMOTE CONTROL
RC+/RC-: 0 ~ 0.8V power on; 4 ~ 10V power off

ENVIRONMENT

WORKING TEMP.
-20 ~ +70℃ (Refer to "Derating Curve")
WORKING HUMIDITY
20 ~ 90% RH non-condensing
STORAGE TEMP., HUMIDITY
-40 ~ +85℃, 10 ~ 95% RH
TEMP. COEFFICIENT
±0.05%/℃ (0 ~ 50℃)
VIBRATION
10 ~ 500Hz, 2G 10min./1cycle, 60min. each along X, Y, Z axes

SAFETY & EMC

SAFETY STANDARDS
UL62368-1 , BSMI CNS15598-1, EAC TP TC 004 approved; Design refer to BS EN/EN62368-1
WITHSTAND VOLTAGE
I/P-O/P:3KVAC I/P-FG:1.5KVAC O/P-FG:0.5KVAC
ISOLATION RESISTANCE
I/P-O/P, I/P-FG, O/P-FG:100M Ohms / 500VDC / 25℃/ 70% RH
EMC EMISSION
ParameterStandardTest Level
ConductedBS EN/ EN55032 (CISPR32),CNS15936Class A
RadiatedBS EN/ EN55032 (CISPR32),CNS15936Class A
Harmonic CurrentBS EN/ EN61000-3-2
Voltage FlickerBS EN/ EN61000-3-3
EMC IMMUNITYNote 4

BS EN/ EN55035, BS EN/ EN61000-6-2

ParameterStandardTest Level
ESDBS EN/ EN61000-4-2Level 3, 8KV air; Level 2, 4KV contact
RadiatedBS EN/ EN61000-4-3Level 3
EFT / BurstBS EN/ EN61000-4-4Level 3
SurgeBS EN/ EN61000-6-21KV/Line-Line 2KV/Line-Earth
ConductedBS EN/ EN61000-4-6Level 3
Magnetic FieldBS EN/ EN61000-4-8Level 4
Voltage Dips and InterruptionsBS EN/ EN61000-4-11>95% dip 0.5 periods, 30% dip 25 periods, >95% interruptions 250 periods

OTHERS

MTBF
999.9K hrs min. Telcordia SR-332 (Bellcore) ; 134.5K hrs min. MIL-HDBK-217F (25℃)
DIMENSION
278*177.8*63.5mm (L*W*H)
PACKING
3.3Kg; 4pcs/14.2Kg/1.14CUFT
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 0.1uf & 47uf parallel capacitor.
  3. 3. Tolerance : includes set up tolerance, line regulation and load regulation.
  4. 4. 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 720mm*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)
  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. This power supply does not meet the harmonic current requirements outlined by EN61000-3-2. Please do not use this power supply under the following conditions: a) the end-devices is used within the European Union, and b) the end-devices is connected to public mains supply with 220Vac or greater rated nominal voltage, and c) the power supply is: - installed in end-devices with average or continuous input power greater than 75W, or - belong to part of a lighting system Exception: Power supplies used within the following end-devices do not need to fulfill EN61000-3-2 a) professional equipment with a total rated input power greater than 1000W; b) symmetrically controlled heating elements with a rated power less than or equal to 200W

Technical drawings

SE-1500-48 Mechanical Specification
Mechanical Specification
SE-1500-48 Block Diagram
Block Diagram
SE-1500-48 Derating Curve
Derating Curve
SE-1500-48 Function Manual
Function Manual

Downloads

FAQ

Can I use the SE-1500-48 for 48V industrial networking or telecom equipment?

Yes, if the equipment is designed for a constant-voltage 48V DC input, this supply is in the right class. It provides 48V output at up to 31.3A with a total rating of 1502.4W.

Is the SE-1500-48 suitable for a 48V automation or control power bus?

It can be used where a system is built around a regulated 48V DC bus and needs higher centralized power. The rated output is 31.3A at 48V, with 1502.4W available.

Can this power supply support a 48V embedded or communications rack?

It is appropriate for embedded, communications, or industrial rack systems that require constant-voltage 48V input. The supply's published capacity is 31.3A and 1502.4W, so the total rack load has to stay within that limit.

Is the SE-1500-48 suitable for outdoor cabinets?

The listed specifications do not include an IP rating, so the product data does not establish outdoor or weather-exposed use. It is rated to operate from -20°C to +70°C, but that temperature range does not define ingress protection.

What is different about the SE-1500-48 versus the other SE-1500 versions?

The SE-1500 family shown here includes 5V 300A 1500W, 12V 125A 1500W, 15V 100A 1500W, 24V 62.5A 1500W, 27V 55.6A 1501.2W, and 48V 31.3A 1502.4W models. The SE-1500-48 is the highest-voltage version in that group and has the lowest listed output current at 31.3A.

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Other SE-1500 Models

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Mean Well SE-1500-5 Power Supply 1500W 5V 300A 1500W 5V 300A IP20$302.77 View
Mean Well SE-1500-27 Switching Power Supplies 1501.2W 27V 55.6A Enclosed 1501.2W 27V 55.6A IP20$303.06 View
Mean Well SE-1500-24 Power Supply 1500W 24V 62.5A 1500W 24V 62.5A IP20$302.25 View
Mean Well SE Series Power Supply 48V(450~1500W) -  - powersupplymall.com
Mean Well

Mean Well SE-1500-48 Power Supply 1500W 48V 31.3A

$302.77 USD

SE-1500-48 is the 48V output model of this series: rated current 31.3A, rated power 1502.4W, typical efficiency 89%.

Features

  • AC input 180 ~ 264VAC
  • AC input active surge current limiting
  • Protections: Short circuit / Overload / Over voltage / Over temperature
  • Forced air cooling by built-in DC ball bearing fan
  • High power density 7.8w/inch³
  • With DC OK signal output
  • Built-in remote ON-OFF control
  • Built-in remote sense function
  • UL / CUL approved
  • Low cost
  • 2 years warranty

Model

  • 450W 48V
  • 600W 48V
  • 1000W 48V
  • 1500W 48V
View product