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Mean Well SD-50A-24 DC-DC Converter - 50.4W - 9.2~18V in 24V out 2.1A
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Mean Well SD-50A-24 DC-DC Converter - 50.4W - 9.2~18V in 24V out 2.1A
The SD-50A is a 504W Mean Well DC-DC converter (input: 9.2~18VDC, operating temperature: -10~+60°C).
Key Features
- ✓ Input voltage: 9.2~18VDC
- ✓ Output voltage (max): 24V
- ✓ Rated output current: 2.1A
- ✓ I/O isolation: 1500V
- ✓ Operating temperature: -10~+60°C
- ✓ Safety certifications: CE, EAC, RCM
- ✓ 2 year warranty
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BrandMean Well
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SeriesSD Series
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Power Rating504 Watt
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Output Voltage24 Volt
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Rated Current2.1 Ampere
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Input Voltage9.2V~18V
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No of Output1
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Dimming ControlNon Dimmable
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Standards MetCE,EAC,RCM
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Operation ModeConstant Voltage
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Operating Temperature-10°C~60°C
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Warranty2 Year
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Length6.26 in
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Width3.82 in
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Height1.5 in
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Weight1.06 lb
::specification::
Frequently Asked Questions
Can I use the SD-50A-24 for a compact 24V automation controller?
Yes, it provides constant-voltage 24V output up to 2.1A. That makes it suitable for lower-current 24V automation and control electronics that can operate from a 9-18V source.
Is the SD-50A-24 suitable for 24V sensors, relays, or small industrial interfaces?
It can be used when those 24V loads stay within the 2.1A output rating. The converter is designed to regulate to 24V from a 9-18V input range for smaller 24V control subsystems.
Can this model power 24V embedded or communications hardware in a compact enclosure?
Yes, if the equipment needs constant 24V DC and draws no more than 2.1A. Its 159.0 × 97.0 × 38.0 mm dimensions and 0.48 kg weight are suited to more compact industrial or embedded housings.
Can the SD-50A-24 be used in mobile electronics that start from a 9-18V source but need 24V output?
It can, provided the source remains within the 9-18V range and the 24V load stays within 2.1A. The listed 2:1 wide input range is relevant for lower-voltage mobile or battery-fed systems that need a regulated 24V rail.
How does the SD-50A-24 compare with the other SD-50A versions?
The SD-50A-24 is rated for 24V output at 2.1A with a listed power figure of 504W. The SD-50A-12 is 12V at 4.2A with a listed 504W figure, and the SD-50A-5 is 5V at 10A with a listed 504W figure. All share the same 9-18V input range, 159.0 × 97.0 × 38.0 mm dimensions, 0.48 kg weight, and -10°C to +60°C operating temperature.
Can the SD-50A-24 be used in exposed indoor or outdoor environments?
The supplied specs define an operating temperature range of -10°C to +60°C. They do not provide an IP rating, so the specs do not establish resistance to dust or water exposure for outdoor use.
Payment & Security
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Other SD-50A Models
2 other models| Model | Power | Voltage | Current | IP Rating | Price | |
|---|---|---|---|---|---|---|
| Mean Well SD-50A-5 DC-DC Converter - 50W - 9.2~18V in 5V out 10A | 504W | 5V | 10A | Indoor | $31.00 | View |
| Mean Well SD-50A-12 DC-DC Converter - 50.4W - 9.2~18V in 12V out 4.2A | 504W | 12V | 4.2A | Indoor | $31.06 | View |
Customer reviews
Reviewed by 1 customer across the SD series
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Not shipped.
Model: SD-50C-12Quantity: 1I was notified it was shipped the next day of ordering. Tracking shows no progress beyond label being created. I expected reasonable shipping time coming from Massachussetts. Maybe the seller neglects to give that information that it may be shipped from China. Don't be mislead!
Response from Power Supply Mall|2026-08-14Thank you for your feedback. Your order of 1 unit of the SD-50C-12 placed on August 3rd shipped via FedEx, tracking 383002421062, and was delivered to your location on August 13th. The delivery took 8 business days, which is longer than our typical timeframe. This model is less commonly stocked, so we had to arrange it from another warehouse. Most of our power supplies ship from our main location, but this particular model required sourcing from an alternate facility.
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