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Mean Well SD-350B-12 DC/DC Converter 12V Output, 19 - 36V DC Input, 330W, Surface Mount, 60°C Max

Category DC-DC Converter Brand MEAN WELL Condition New

Specifications

Country of Origin China
Voltage Converters / DC-DC Converters MEAN WELL SD-350 DC/DC Converter, 12V dc/ 0 A, 36V
Brand MEAN WELL
Efficiency 80%
Length 215mm
Model SD-350B-12
Depth 50mm
Gross Weight 1.1kg
Width 115mm
Mount Type Surface
Series SD-350
Maximum Operating Temperature 60°C
Minimum Operating Temperature -20°C
MTBF 1705600h
Number of outputs 1
Ripple and Noise 120mV Pk-Pk
Maximum Output Power 330W
Maximum Input Voltage 36V dc
Standards/Approvals EN, EAC
Minimum Input Voltage 19V
Output Voltage 1 12V dc
Output Current 1 0A
Output Voltage Adjustment Range 16 V
Isolation Voltage 1.5kV ac
Output Current 2 27.5A
Input Ratio 2:1
Wide 2 1 input voltage range

Key Features

  • Delivers stable 12V DC output at up to 27.5A current with high efficiency.
  • Provides 330W max output power and reliable surface mounting for system integration.
  • Features 1.5kV AC isolation voltage and compliance with EN and EAC standards.
  • MTBF of 1,705,600 hours ensures extended operational reliability.
  • Adjustable output voltage and built-in protection against short circuit, overload, and overvoltage.
  • Operating temperature range from -20°C to 60°C suits industrial environments.

Product Description

The Mean Well SD-350B-12 is a robust enclosed DC/DC converter engineered for demanding industrial and electronics applications. Designed to supply a regulated 12V DC output up to 27.5A, this converter handles input voltages within a wide 2:1 range from 19V to 36V DC, making it highly suitable for varied power sources and flexible installations.

With a maximum output power of 330W and efficiency rated at 80%, the SD-350B-12 delivers reliable performance while optimizing energy conversion. It features surface mounting for straightforward integration into distributed power systems, panels, and equipment. The converter incorporates 1.5kV AC isolation voltage for enhanced electrical safety and meets compliance standards EN and EAC.

High reliability is ensured with an impressive MTBF of 1,705,600 hours. This unit provides adjustable output voltage and incorporates built-in protection functions including short circuit, overload, and overvoltage safeguarding. Ripple and noise are kept to a minimum at 120mV peak-to-peak, ensuring stable powering of sensitive electronics.

Its compact footprint - 215mm length, 115mm width, 50mm depth - fits easily within tight control panels or electronics enclosures. The converter weighs 1.1kg, supporting easy system handling and robust installation. It is engineered for operational stability across an ambient temperature range of -20°C to 60°C.

Typical use cases include industrial automation, instrumentation, energy systems, embedded electronics, telecommunications, and systems requiring reliable voltage conversion from DC sources. The SD-350B-12’s regulated output and protections make it a preferred solution for critical power supply architecture and environments subject to voltage fluctuations.

The Mean Well SD-350B-12 DC/DC Converter is ideal for manufacturing, laboratory setups, commercial equipment, and industrial installations demanding precise voltage regulation and long service life. Browse additional DC-DC Converters and Mean Well solutions under the Electronics & Electricals category for more options.

Mean Well SD-350B-12 DC/DC Converter 12V Output, 19 - 36V DC Input, 330W, Surface Mount, 60°C Max
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Frequently Asked Questions

The maximum output power of this model is 330W.

It accepts input voltages ranging from 19V to 36V DC.

The SD-350B-12 can deliver an output current of up to 27.5A.

This model has an efficiency rating of 80%.

The dimensions are 215mm in length, 115mm in width, and 50mm in depth.

It features surface mounting for easy integration into systems.

The operating temperature range is from -20°C to 60°C.

It includes built-in protections against short circuit, overload, and overvoltage.

The ripple and noise is maintained at 120mV peak-to-peak.

It has an isolation voltage of 1.5kV AC.

This converter complies with EN and EAC standards.

The Mean Well SD-350B-12 has a mean time between failures (MTBF) of 1,705,600 hours.

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