Over 15 years experience of providing support of MEAN WELL Power Supplies
Description
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
Specifications
-
BrandMean Well
-
SeriesSD Series
-
Power Rating15 Watt
-
Output Voltage12 Volt
-
Rated Current1.25 Ampere
-
Input Voltage36V~72V
-
Standards MetEAC
-
Operation ModeConstant Voltage
-
Operating Temperature-20°C~85°C
-
Warranty3 Year
-
Length7.8 cm
-
Width5.1 cm
-
Height2.8 cm
-
Weight0.18 kg
File Downloads
File Downloads
::specification::
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
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.




