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Mean Well SD-15C-12 DC-DC Converter - 15W - 36~72V in 12V out

2:1 wide input range, 1.5~2KVAC isolation by models
SKU:
SD-15C-12

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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
    12 Volt
  • Rated Current
    1.25 Ampere
  • Input Voltage
    36V~72V
  • 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

File Downloads

::specification::

Payment & Security

Payment methods

  • American Express
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  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Union Pay
  • Visa

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Frequently Asked Questions

Can I use the SD-15C-12 to step down a 48V system for 12V control electronics?

Yes, this model is intended for constant-voltage 12V loads when the source falls within the listed 36-72VAC input range. It delivers up to 1.25A at 12V with a 15W rating, which suits low-power control electronics rather than larger 12V loads.

Is the SD-15C-12 appropriate for industrial monitoring or alarm modules that need 12V power?

It is appropriate when the module requires regulated 12V and the total draw stays within 1.25A and 15W. The 2:1 wide input range is useful where the upstream source varies within 36-72VAC.

Would this converter work for embedded 12V accessories in a higher-voltage automation system?

Yes, that is a typical fit if the accessory needs constant-voltage 12V and is supplied from a 36-72VAC bus. The listed 1.5~2KVAC isolation by models is also relevant where electrical separation is needed in industrial or embedded equipment.

What is the difference between SD-15C-12 and the other SD-15C versions?

The SD-15C family includes SD-15C-5 at 15W, 5V, 3A; SD-15C-12 at 15W, 12V, 1.25A; and SD-15C-24 at 15W, 24V, 0.62A. The family keeps the same 15W class but changes output voltage and current across the three models.

Can the SD-15C-12 be used in outdoor equipment cabinets?

Its operating temperature range is -20°C to +85°C, which supports use across a wide temperature span. The supplied specs do not include an IP rating, so outdoor suitability depends on whether the overall equipment provides the needed ingress protection.

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Mean Well SD-15C-12 DC-DC Converter - 15W - 36~72V in 12V out
Mean Well

Mean Well SD-15C-12 DC-DC Converter - 15W - 36~72V in 12V out

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