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Industrial Power Panel Mount DIN Rail Open Frame Configurable Power Adapter Modules
Medical Power Open Frame Enclosed Adapter Configurable Power
LED Driver CC + CV Mode CC Mode CV Mode
Industrial Battery Charging

MEP-500A12J BRA

Open Frame

MEP Open Frame Series

MEP-500A12J BRA

Output Voltage

12V

Output Power

500.4W

Output Current

0-41.7A

Input Voltage Range

85-264 Vac

Dimensions (L x W x H)

127.0 x 76.2 x 33.1 mm

5.00” x 3.00” x 1.30”

Unit Weight

0.41 kg (0.90 lb)

Highlights & Features
  • 3" x 5" x 1.5" low-profile design
  • Up to 25.64 W/inch³ power density
  • Up to 500 W output with fan cooling
  • 5V / 2A standby output
  • Built-in remote on off function
  • Remote sense voltage compensation
  • Digital voltage trimming
  • Up to 85 °C operating temperature
  • Medical, IT and household appliances safety approvals
Applications
MEP-500A12J BRA
MEP-500A12J BRA

Open Frame

MEP Open Frame Series

MEP-500A12J BRA

Highlights & Features
  • 3" x 5" x 1.5" low-profile design
  • Up to 25.64 W/inch³ power density
  • Up to 500 W output with fan cooling
  • 5V / 2A standby output
  • Built-in remote on off function
  • Remote sense voltage compensation
  • Digital voltage trimming
  • Up to 85 °C operating temperature
  • Medical, IT and household appliances safety approvals
Output Voltage

12V

Output Power

500.4W

Output Current

0-41.7A

Input Voltage Range

85-264 Vac

Dimensions

127.0 x 76.2 x 33.1 mm

5.00” x 3.00” x 1.30”

Unit Weight

0.41 kg (0.90 lb)

Applications

Download

Download

Datasheet

Uploaded on 19-Jun-2025

Manual

Uploaded on 21-Jul-2025

Image

Uploaded on 18-Jul-2025

Mechanical Drawing

Uploaded on 19-Jun-2025

.DXF

Uploaded on 19-Jun-2025

.STP

Uploaded on 19-Jun-2025

CB

Uploaded on 19-Jun-2025

CCC

Uploaded on 19-Jun-2025

CE

Uploaded on 19-Jun-2025

TUV

Uploaded on 19-Jun-2025

UKCA

Uploaded on 19-Jun-2025

UL

Uploaded on 19-Jun-2025

Tech Specs

Tech Specs

Output Current
0-41.7A
Output Voltage
12V
Output Voltage Range
Output Voltage Adjustment Range
10.8-13.2 Vdc
Output Power
500.4W
Output Current Adjustment Range
Max Output Voltage
Buffering Time
-
Line Regulation
0.5%
Load Regulation
1%
PARD
80 mV
Start-up Time
1000 ms @ 115 Vac & 230 Vac
Hold-up Time
13 ms typ. @ 115 Vac & 230 Vac (100% load)
Dynamic Response (Overshoot & Undershoot O/P Voltage)
± 10% @ with 5-100% load change,
(50% duty @ 5 Hz & 10 KHz, 2.5 A/us slew rate)
Start-up with Capacitive Loads
8,000 μF Max
Remote ON/OFF
-
Protective Device
-
Voltage Drop Between Input and Output
-
Residual Ripple/PARD (20MHz)
-
Residual Ripple
-
Max. Power
-
Ripple & Noise
-
LED System Voltage Range in CC Mode
-
Rise Time
100 ms typ. @ 115 Vac & 230 Vac
Power Boost Duration
-
Power Boost Recovery Time
-
Peak Power
-
Nominal Input Voltage
100-240 Vac
Input Voltage Range
85-264 Vac
Max Input Voltage
-
Nominal Input Frequency
50-60 Hz
Input Frequency Range
47-63Hz
Nominal DC Input Voltage
DC Input Voltage Range
-
Input Current
6.5 A typ. @ 115 Vac, 4.0 A typ. @ 230 Vac
Input Power (Standby Mode)
-
Efficiency at 100% load
91% type @ 115 Vac
94% typ. @ 230 Vac
Inrush Current
60 A typ. @ 230 Vac (Cold Start)
Charging Time
-
Power Factor at 100% load
> 0.99 @ 115 Vac
> 0.94 @ 230 Vac
Leakage Current
0.1 mA @ NC,
5.0 mA @ SFC
Nominal Current
-
Total Harmonic Distortion
-
Power Dissipation
-
Efficiency @ 10% load
-
Case Chassis / Cover
Open Frame
Indicator
-
Cooling System
Convection / Force air
Input Terminal
-
Output Terminal
-
Signal Terminal
-
Noise Sound Pressure Level (SPL)
-
Input/Output Terminal
-
Signal
-
Mounting Rail
-
Wire
-
Protection Structure
-
Terminal
Input: JST: B2P3-VH(LF)(SN) or equivalent
Output: M4 x 0.7
Control: HIROSE: DF1BZ-4DP-2.5DSA or equivalent
Control: HIROSE: DF1BZ-4DP-2.5DS or equivalent
JST : B2B-EH-A(LF)(SN) or equivalent (only 12V for DC FAN)
JST : S2B-EH(LF)(SN) or equivalent (for DC FAN)
Unit Weight
0.41 kg (0.90 lb)
Dimensions
127.0 x 76.2 x 33.1 mm
5.00” x 3.00” x 1.30”
Vibration (Operating)
-
Shock Test (Operating)
-
Operating Temperature
-30 °C to +85 °C (-40 °C Cold Start)
Storage Temperature
-40 °C to +85 °C
Power De-rating
Temperature Power De-rating: > 50°C de-rate power by 1.43% / °C
Line Power De-rating: < 115 Vac de-rate power by 0.67% / Vac
Operating Humidity
10-95 % RH (Non-Condensing)
Shock Test (Non-Operating)
50 G, 11 ms, 3 shocks for each direction
Vibration (Non-Operating)
5-500 Hz, 2.09 Grms, 20 minutes for each three axis
Storage Humidity
-
Operating Altitude
Up to 5,000 meters (up to 16,400 feet or 106-54kPa)
Pollution Degree
3
Bump Test (Operating)
-
Over Voltage Category
II
Corrosion
-
Acoustic Noise
-
Overvoltage
Main output 105-150% of rated normal voltage, Latch mode
Overload / Overcurrent
Main output 105-185% of rated current, Hiccup Mode
Over Temperature
Latch Mode
Short Circuit
Hiccup Mode (Non-Latching, Auto-Recovery)
Reverse Polarity Protection
-
Degree of Protection
-
Protection Against Shock
Class I / II
Input Polarity Protection
-
Battery Polarity Protection
-
Wrong Battery Voltage Protection
-
Deep Discharge Protection
-
Overload
-
Overcurrent
-
Internal Fuse
-
Insufficient Input Voltage Protection
-
MTBF
1000K hrs based on Telecordia SR-332
Expected Cap Life Time
-
Safety Certificate
-
Electrical Safety
IEC 62368-1 CB report
TUV EN 62368-1
UL 62368-1 and CAN/CSA C22.2 No. 62368-1
IEC60335-1 CB report
IEC61558-1 /-2-16 CB report
CE
In conformance with EMC Directive 2014/30/EU and Low Voltage Directive 2014/35/EU
EN 60601-1: 2006 + A1: 2013 + A12: 2014 & EN 60601-1-2: 2015
Medical Safety
IEC 60601-1 CB report
TUV EN60601-1
ANSI/AAMI ES 60601-1+CAN/CSA-C22.2 No.60601-1
Galvanic Isolation
Input to/Output (2XMOPP): 4000 Vac
Input to/Ground (1XMOPP): 2500 Vac
Output to/Ground (1XMOPP): 1500 Vac (Type BF application rated)
Industrial Control Equipment
-
Hazardous Location / ATEX
-
II 3 G ATEX 2014/34/EU
-
Electrical Equipments of Machines
-
Electrical Equipment for Use in Electrical Power Installations
-
Safety Entry Low Voltage
-
Maritime
-
Material and Parts
-
Isolation Resistance
-
PE Resistance
-
UKCA
-
Certificates for Other Countries
-
BIS
-
KC
-
Electrical Equipment for Measurement, Control, and Laboratory Use
-
ITE Safety
-
SIL3
-
Emission
EN55032 Class B, AS/NZS CISPR32 Class B
Note: Class A Radiated Emission and Conducted Emission for Class II
connection without earth connection
Immunity
-
Harmonic Current Emissions
IEC 61000-3-2, Meet Class D limit
Voltage Fluctuation and Flicker
IEC 61000-3-3
ESD Immunity
-
Radiated Immunity
-
EFT
-
Surge
-
Conducted Immunity
-
Magnetic Field
-
Voltage Dips
IEC 61000-4-11
IEC 60601-1-2
Component Power Supply for General Use
-
Nominal Battery Voltage
-
Battery Voltage Range
-
Battery Capacity
-
Battery Charging Mode
-
End of Charge Voltage
-
Battery Fuse
-
Battery Discharging Voltage Range
-
Battery Charging Current
-
Battery Current Consumption
-
Discharging Current
-
Recommended Charging Voltage
-

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