Over 15 years experience of providing support of MEAN WELL Power Supplies
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Mean Well SD-150B-12 DC-DC Converter - 150W - 19~36V in 12V out
105 ~ 135% rated output power
Protection type: Hiccup mode, recovers automatically after fault condition is removed
16.8V ~ 20V/10% LOAD | 31.5 ~ 37.5V/10% LOAD
Protection type: Hiccup mode, recovers automatically after fault condition is removed
Key Features
- ✓2:1 wide input range
- ✓Protections: Short circuit / Overload / Over voltage
- ✓1500VAC I/O isolation
- ✓Built-in EMI filter, low ripple noise
- ✓100% full load burn-in test
- ✓24V and 48V input voltage design refer to LVD
- ✓Low cost
- ✓High reliability
- ✓2 years warranty
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BrandMean Well
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SeriesSD Series
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Power Rating150 Watt
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Output Voltage12 Volt
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Rated Current12.5 Ampere
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Input Voltage19V~36V
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No of Output1
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Dimming ControlNone
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Standards MetEAC
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Operation ModeConstant Voltage
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Operating Temperature-10°C~60°C
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Warranty3 Year
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Length7.83 in
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Width4.33 in
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Height1.97 in
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Weight1.9 lb
::specification::
Frequently Asked Questions
Can I use the SD-150B-12 to power a 12V automation panel from a 24V DC system?
Yes. This converter accepts 19-36V input and provides regulated 12V constant-voltage output. With 150W total power and 12.5A output current, it is suited to 12V automation and control loads on nominal 24V DC systems.
Is the SD-150B-12 a good fit for 12V industrial PCs, HMIs, or monitoring devices?
It can be a fit when the equipment requires a stable 12V supply and the load stays within 150W or 12.5A. The 19-36V input range matches many industrial DC systems in the 24V class. Its constant-voltage operation is intended for electronics that are specified for fixed 12V input power.
Can this converter support several 12V control devices from one 24V battery or DC bus?
It can support grouped 12V loads as long as the total demand remains within 150W and 12.5A. That makes it suitable for moderate-current 12V control, communication, and embedded devices on a 19-36V source. It offers more output headroom than the 102W, 8.5A SD-100 series units.
Is the SD-150B-12 suitable for indoor and outdoor installations?
No IP rating is listed, so this model is better suited to protected indoor enclosures rather than exposed outdoor locations. The operating temperature range is -10°C to +60°C. For outdoor service, an enclosure would need to provide the appropriate environmental protection.
How does the SD-150B-12 compare with other SD-150 models?
Within the SD-150 group, the SD-150B-12 is 150W at 12V and 12.5A, while the SD-150B-24 is 151.2W at 24V and 6.5A. The SD-150C-12 and SD-150D-12 are also 150W, 12V, 12.5A, and the SD-150C-24 and SD-150D-24 are 151.2W, 24V, 6.5A. The main difference across these 150W siblings is the output voltage and current combination by model.
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