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Mean Well SD-15B-24 DC-DC Converter - 15W - 18~36V in 24V out

2:1 wide input range, 1.5~2KVAC isolation by models

SKU:

SD-15B-24

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Description

Features

Compliance to EN50155 and EN45545-2 railway standard
2:1 wide input range
Protections: Short circuit / Overload / Over voltage / Over temperature / Input reverse polarity
4000VDC I/O isolation
Cooling by free air convection
Half encapsulated
Built-in constant current limiting circuit
1U low profile 36mm
All using 105℃ long life electrolytic capacitors
LED indicator for power on
100% full load burn-in test
3 years warranty

Specifications

Brand

Mean Well
Series

SD Series
Power Rating

15 Watt
Output Voltage

24 Volt
Rated Current

0.62 Ampere
Input Voltage

18V~36V
Standards Met

EAC
Operation Mode

Constant Voltage
Operating Temperature

-20°C~85°C
Warranty

3 Year
Length

7.8 cm
Width

5.1 cm
Height

2.8 cm
Weight

0.18 kg

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Frequently Asked Questions

Can I use the SD-15B-24 for a small 24V sensor, controller, or automation accessory from an 18-36 input source?

Yes, if the load needs a regulated 24V output and stays within 0.62A. This unit is rated for 15W total and accepts an 18-36 input range, so it is aimed at low-power 24V industrial or embedded devices.

Is the SD-15B-24 a fit for a compact 24V control circuit inside industrial equipment?

It is suitable for small 24V constant voltage loads that do not exceed 15W. With 24V output at 0.62A, it is intended for light auxiliary electronics rather than larger 24V control hardware.

Can this model step an 18-36 source to 24V for embedded or monitoring electronics?

It can when the source falls within the 18-36 input range and the load requires constant 24V output. The available output is limited to 0.62A, so it fits low-power embedded, monitoring, or signaling devices.

Does the SD-15B-24 support outdoor use or wide industrial temperature conditions?

The listed operating temperature range is -20°C to +85°C. No IP rating appears in the provided specs, so the data does not state outdoor exposure resistance or sealed-enclosure suitability.

What is the difference between the SD-15B-24 and the other SD-15B variants?

In the SD-15B series, SD-15B-5 is 15W, 5V, 3A; SD-15B-12 is 15W, 12V, 1.25A; and SD-15B-24 is 15W, 24V, 0.62A. Each version uses the same 18-36 input range, constant voltage operation, -20°C to +85°C temperature range, 78.0 × 51.0 × 28.0 mm dimensions, 0.18 kg weight, EAC certification, and 3-year warranty.

Model	Power	Voltage	Current	IP Rating
Mean Well SD-15B-12 DC-DC Converter - 15W - 18~36V in 12V out	15W	12V	1.25A	Indoor	View
Mean Well SD-15B-5 DC-DC Converter - 15W - 18~36V in 5V out	15W	5V	3A	Indoor	View

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Mean Well SD-15B-24 DC-DC Converter - 15W - 18~36V in 24V out

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Mean Well SD-15B-24 DC-DC Converter - 15W - 18~36V in 24V out

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