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Mean Well MHB75-48S24 DC-DC Converter - 75W - 36~72V in 24V out

SKU:

MHB75-48S24

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Description

Features

Half-brick size (2.28" 2.4" 0.5") with industry standard pin out

2:1 wide input range

Protections: Short circuit / Over current / Over voltage / Over temperature

High efficiency up to 89%

1500VDC I/O isolation

Built-in remote ON/OFF control

Built-in remote sense function

Trimming output ±10%

Five-sided shield metal case

Optional heat sinks for extended operating temperature

Output 2.5V/3.3V/15V available

Approvals: UL / CUL / CE

3 years warranty

General Specification

Over current protection	110%~150% rated output power; Protection type: over current limiting, recovers automatically after fault condition is removed
Over temperature protection	Case temperature 100°C±5°C, Over temperature protection enabled
Over voltage protection	115%~140%; Protection mode: Output Voltage clamping by zener diode
Withstand voltage	I/P-O/P:1500VDC,I/P-Case:1500VDC,O/P-Case:1500VDC
Working temperature	-40~100°C; Thermal shutdown at 100°C±5°C of case temperature(Please refer to Thermal Curve)
Safety standards	UL60950-1 approved
EMC standards	With external components Compliance to EN55022 Class A(Please refer to ¨¹EMC Suggestion Circuit¨¹)
Dimension (LxWxH)(mm)	57.9 x 61 x 12.7 mm

Specifications

Brand

Mean Well
Series

MHB Series
Power Rating

75 Watt
Output Voltage

24 Volt
Rated Current

3.13 Ampere
Input Voltage

36V~72V
Standards Met

CB,CE,EAC,EMC,RCM,TUV
Operation Mode

Constant Voltage
Operating Temperature

-55°C~105°C
Warranty

3 Year
Length

6.1 cm
Width

5.79 cm
Height

1.27 cm
Weight

0.09 kg

File Downloads

::specification::

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Frequently Asked Questions

Can I use the MHB75-48S24 for 24V automation controllers in a 48V power system?

Yes, this model provides constant 24V output from a 36-72VAC input range. It supports loads up to 3.13A and 75W, which suits many 24V control and embedded electronics that remain within those limits.

Is this a good fit for 24V industrial sensors, I/O modules, or interface electronics?

It can be used where those devices need a stable 24V supply and the total current draw stays at or below 3.13A. The constant-voltage output is appropriate for 24V electronics rather than variable-output applications.

Can the MHB75-48S24 power 24V telecom or monitoring equipment from a higher-voltage source?

It is suitable when the source is within 36-72VAC and the load requires 24V at up to 3.13A. That makes it relevant for compact 24V communication, monitoring, or embedded equipment that fits inside a 75W power budget.

Would this model work in space-constrained embedded equipment?

It is relatively compact at 61.0 x 57.9 x 12.7 mm and weighs 0.092 kg, which supports use in dense assemblies. The key electrical fit is still the same: 36-72VAC input and constant 24V output up to 3.13A.

Can the MHB75-48S24 be used in demanding indoor temperature conditions?

The specified operating temperature is -55°C to +105°C, so the thermal range is very broad. No IP rating is listed in the provided specs, so it should not be treated as an outdoor-exposure product unless the end equipment enclosure provides that protection.

Model	Power	Voltage	Current	IP Rating
Mean Well MHB75-48S12 DC-DC Converter - 75W - 36~72V in 12V out	75W	12V	6.25A	Indoor	View
Mean Well MHB75-48S05 DC-DC Converter - 75W - 36~72V in 5V out	75W	5V	15A	Indoor	View
Mean Well MHB75-24S24 DC-DC Converter - 75W - 18~36V in 24V out	75W	24V	3.13A	Indoor	View
Mean Well MHB75-24S12 DC-DC Converter - 75W - 18~36V in 12V out	75W	12V	6.25A	Indoor	View
Mean Well MHB75-24S05 DC-DC Converter - 75W - 18~36V in 5V out	75W	5V	15A	Indoor	View
Mean Well MHB75-12S24 DC-DC Converter - 75W - 9~18V in 24V out	75W	24V	3.13A	Indoor	View
Mean Well MHB75-12S12 DC-DC Converter - 75W - 9~18V in 12V out	75W	12V	6.25A	Indoor	View
Mean Well MHB75-12S05 DC-DC Converter - 75W - 9~18V in 5V out	75W	5V	15A	Indoor	View

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