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Mean Well MDR-40-5 Single Output Industrial Power Supply 40W 5V - DIN Rail

ultra slim, built-in active PFC function
SKU:
MDR-40-5

Model
$21.18 USD $23.24
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Description

Features

Universal AC input / Full range
Installed on DIN rail TS35 / 7.5 or 15
Protections: Short circuit / Overload / Over voltage
No load power consumption <0.75W
LED indicator for power on
DC OK relay contact
Cooling by free air convection
100% full load burn-in test
3 years warranty

General Specification 

AC input voltage range 85~264VAC; 120~370VDC
AC inrush current Cold start, 30A at 115VAC, 60A at 230VAC
DC adjustment range 0~+20% rated output voltage
Overload protection 105%~150% constant current limiting, auto-recovery
Over voltage protection 125%~150% rated output voltage
Setup, rise, hold up time 500ms, 30ms, 50ms
Withstand voltage I/P-O/P:3kVAC, I/P-FG:1.5kVAC, 1minute
Working temperature -20~+70°C (refer to output derating curve)
DC OK signal Relay contact
Safety standards UL508, TUV EN60950-1, UL60950-1 approved
EMC standards EN55022 class B, EN61000-3-2,3, EN61000-4-2,3,4,5,6,8,11, EN61204-3, EN61000-6-2 heavy industry level
Connection IP: 3 poles, O/P: 6 poles screw DIN terminal
Dimension (LxWxH) 40x90x100
Packing 42pcs / 13.6kg

Specifications

  • Brand
    Mean Well
  • Series
    MDR Series
  • Power Rating
    30 Watt
  • Output Voltage
    5 Volt
  • Rated Current
    6 Ampere
  • Input Voltage
    85V~264V
  • No of Output
    1
  • Standards Met
    BSMI,CB,CE,cUL,EAC,RCM,TUV,UL
  • Operating Temperature
    -20°C~70°C
  • Warranty
    3 Year
  • Length
    3.94 in
  • Width
    3.54 in
  • Height
    1.57 in
  • Weight
    0.66 lb

File Downloads

::specification::

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Frequently Asked Questions

Can I use the MDR-40-5 for 5V PLC logic, controller boards, or industrial electronics?

Yes, this model is suited to 5V DC loads up to 6A, with a listed power rating of 30W. It is appropriate for DIN rail control panels where the electronics specifically require a 5V supply.

Is the MDR-40-5 a good fit for 5V modules inside a control cabinet?

It can be used for grouped 5V industrial electronics as long as the combined draw stays within 30W and 6A. The DIN rail format and ultra slim design help when several components must fit in one enclosure.

Can this 5V power supply be used in building management or automation panels with low-voltage control electronics?

Yes, if the panel includes 5V DC devices and the total load remains within the unit's 30W and 6A output limits. The 85-264VAC input range also suits AC-fed control panels used in automation and facility systems.

Is the MDR-40-5 suitable when I need a slim DIN rail power supply for compact panel layouts?

Yes, the housing measures 100.0 x 90.0 x 40.0 mm and is described as ultra slim. That makes it useful in compact DIN rail assemblies where a 5V supply must fit into limited panel space.

Should the MDR-40-5 be mounted in an enclosure rather than an exposed location?

This unit is generally intended for use inside a control cabinet or enclosure. The listed operating temperature range is -20C to +70C, but no separate outdoor or washdown protection rating is included in the provided specs.

How does the MDR-40-5 compare with the other MDR series models?

For the listed 5V models, MDR-10-5 is 10W and 2A, MDR-20-5 is 15W and 3A, MDR-40-5 is 30W and 6A, and MDR-60-5 is 50W and 10A. Other siblings are MDR-10-12 at 10W and 0.84A, MDR-20-12 at 20W and 1.67A, MDR-40-12 at 40W and 3.33A, MDR-60-12 at 60W and 5A, MDR-100-12 at 90W and 7.5A, MDR-10-15 at 10W and 0.67A, MDR-20-15 at 20W and 1.34A, MDR-10-24 at 10W and 0.42A, MDR-20-24 at 24W and 1A, MDR-40-24 at 40.8W and 1.7A, MDR-60-24 at 60W and 2.5A, MDR-100-24 at 96W and 4A, MDR-40-48 at 39.8W and 0.83A, MDR-60-48 at 60W and 1.25A, and MDR-100-48 at 96W and 2A.

Mean Well MDR-40-5 Single Output Industrial Power Supply 40W 5V - DIN Rail
Mean Well

Mean Well MDR-40-5 Single Output Industrial Power Supply 40W 5V - DIN Rail

$21.18 USD $23.24

Features

Universal AC input / Full range
Installed on DIN rail TS35 / 7.5 or 15
Protections: Short circuit / Overload / Over voltage
No load power consumption <0.75W
LED indicator for power on
DC OK relay contact
Cooling by free air convection
100% full load burn-in test
3 years warranty

General Specification 

AC input voltage range 85~264VAC; 120~370VDC
AC inrush current Cold start, 30A at 115VAC, 60A at 230VAC
DC adjustment range 0~+20% rated output voltage
Overload protection 105%~150% constant current limiting, auto-recovery
Over voltage protection 125%~150% rated output voltage
Setup, rise, hold up time 500ms, 30ms, 50ms
Withstand voltage I/P-O/P:3kVAC, I/P-FG:1.5kVAC, 1minute
Working temperature -20~+70°C (refer to output derating curve)
DC OK signal Relay contact
Safety standards UL508, TUV EN60950-1, UL60950-1 approved
EMC standards EN55022 class B, EN61000-3-2,3, EN61000-4-2,3,4,5,6,8,11, EN61204-3, EN61000-6-2 heavy industry level
Connection IP: 3 poles, O/P: 6 poles screw DIN terminal
Dimension (LxWxH) 40x90x100
Packing 42pcs / 13.6kg

Model

  • 10W 5V
  • 20W 5V
  • 40W 5V
  • 60W 5V
View product