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Mean Well SD-350B-12 DC-DC Converter - 330W - 19~36V in 12V out

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

SKU:

SD-350B-12

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Description

·2:1 wide input range

·Protections: Short circuit / Overload / Over voltage / Overtemperature

·1500VAC I/O isolation

·Forced air cooling by built-in DCFan

·100% full load burn-intest

·24V and 48V input voltage design refer toLVD

·2 years warranty

Specifications

Brand

Mean Well
Series

SD Series
Power Rating

330 Watt
Output Voltage

12 Volt
Rated Current

27.5 Ampere
Input Voltage

19V~36V
Standards Met

CB,CE,EAC
Operation Mode

Constant Voltage
Operating Temperature

-20°C~60°C
Warranty

3 Year
Length

21.5 cm
Width

11.5 cm
Height

5 cm
Weight

1.1 kg

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Frequently Asked Questions

Can I use the SD-350B-12 to run a 12V industrial control panel from a 19-36V source?

Yes, this model is a constant-voltage DC-DC converter with a 12V output and a 19-36V input range. Its 330W rating and 27.5A output make it suitable for 12V control loads in mobile, industrial, or automation systems that need a regulated 12V rail.

Is the SD-350B-12 a fit for 12V embedded computers or edge devices in a vehicle or battery-backed system?

It can be a fit when the upstream source is within 19-36V and the load requires a steady 12V supply. With up to 27.5A available and 1.5~2KVAC isolation by models, it suits higher-current 12V embedded or industrial electronics better than lower-power converters in the same family.

Can I use this converter for 12V automation accessories such as relays, sensors, and controller modules?

Yes, if the system needs a constant 12V output from a 19-36V input bus, this model matches that requirement. The 330W capacity gives headroom for multiple 12V automation loads as long as the combined demand stays within 27.5A.

Is the SD-350B-12 suitable for outdoor or harsh-environment use?

The provided specs list an operating temperature range of -20°C to +60°C, but no IP rating is given. That means temperature capability is defined, while indoor or outdoor enclosure suitability is not established from the listed data alone.

How does the SD-350B-12 compare with the other SD-350B output versions?

Within the SD-350B group, the 5V model is 285W at 5V and 57A, this 12V model is 330W at 12V and 27.5A, the 24V model is 350.4W at 24V and 14.6A, and the 48V model is 350.4W at 48V and 7.3A. All are constant-voltage converters in the same series, but the output voltage, wattage, and available current differ by model.

Model	Power	Voltage	Current	IP Rating
Mean Well SD-350B-5 DC-DC Converter - 280W - 19~36V in 5V out	285W	5V	57A	Indoor	View
Mean Well SD-350B-48 DC-DC Converter - 350W - 19~36V in 48V out	350.4W	48V	7.3A	Indoor	View
Mean Well SD-350B-24 DC-DC Converter - 350W - 19~36V in 24V out	350.4W	24V	14.6A	Indoor	View

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Mean Well SD-350B-12 DC-DC Converter - 330W - 19~36V in 12V out

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Mean Well SD-350B-12 DC-DC Converter - 330W - 19~36V in 12V out

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