Over 15 years experience of providing support of MEAN WELL Power Supplies
Description
Description
Features
| 2:1 wide input range |
| 4:1 wide input range(option) |
| 1000VDC I/O isolation |
| 3000VDC I/O isolation (option) |
| Built-in EMI filter |
| Protection: Short circuit / Overload |
| Cooling by free air convection |
| Six-sided shield metal case |
| 100% full load burn-in test |
| Low cost, high reliability |
| 2 years warranty |
General Specification
| Voltage set point accuracy | ±2% (max.) |
| Line regulation | ±0.2% (max.) |
| Load regulation | ±0.5% (max.)@10~100% load |
| Overload protection | 110%~250%, auto-recovery |
| Efficiency | 82% (typical) |
| Short circuit protection | Continuous, auto-recovery |
| I/O isolation voltage | 1000VDC (min.) |
| I/O isolation resistance | 100MQ(min.) @500VDC |
| Working temperature | -40~+71°C (refer to output derating curve) |
| Storage temperature | -40°C to +105°C |
| EMC | Compliance to EN55022 class B, EN61000-4-2,3,4,5,6,8, FCC part15 class B |
| Temp. Coefficient | ±0.03% / °C (max.) |
| Dimension (LxWxH) (mm) | 2" x 1" x 0.44" |
| Case material | Six-sided shield metal case |
Specifications
Specifications
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BrandMean Well
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SeriesDKA Series
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Power Rating15 Watt
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Output Voltage12 Volt
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Rated Current0.62 Ampere
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Input Voltage9V~18V
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No of Output2
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Dimming ControlNone
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Standards MetCE,EMC,FCC
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Operation ModeConstant Voltage
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Operating Temperature-40°C~71°C
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Warranty2 Year
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Length2 in
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Width1 in
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Height0.44 in
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Weight0.07 lb
File Downloads
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Payment & Security
Payment methods
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Frequently Asked Questions
Can I use the DKA15A-12 for a 12V industrial control circuit powered from a 9-18VAC source?
Yes. This converter is rated for 15W constant-voltage output and accepts 9-18VAC input, so it fits control or interface circuits that need a regulated 12V rail within that input range. The compact 50.8 × 25.4 × 11.27 mm body also suits space-limited industrial assemblies.
Is the DKA15A-12 suitable for embedded or instrumentation boards that need dual ±12V rails?
Yes, if the application requires ±12V output and stays within the unit's 15W rating. The product name specifies ±12V out, which makes it relevant for analog, instrumentation, or signal-conditioning designs that use positive and negative supply rails. Its constant-voltage operation is appropriate where stable rail voltage matters.
Can this converter be used in automation equipment with limited internal space?
It is a practical option for compact automation assemblies because the housing is only 50.8 × 25.4 × 11.27 mm and weighs 0.032 kg. Those dimensions help when the power section has to fit on dense boards or inside smaller control enclosures. The 15W output rating keeps it in the low-power auxiliary supply class.
Is the DKA15A-12 a fit for telecom or IT subsystems that run from a low-voltage AC source and need 12V output?
It can fit low-power IT or communications subassemblies when the available source is 9-18VAC and the required output is 12V at up to the listed 15W. CE and FCC certifications are also listed, which can be relevant in regulated electronic equipment. Buyers should still match the subsystem load to the converter's published power limit.
How does the DKA15A-12 compare with the other DKA15A models?
The DKA15A-05, DKA15A-12, and DKA15A-15 are all 15W models in the same series. The differences are their outputs: 5V at 1.5A for DKA15A-05, 12V for DKA15A-12, and 15V at 500A for DKA15A-15. The DKA15A-12 shares the same 9-18VAC input family and compact form factor shown for this series entry.
Can the DKA15A-12 be used outdoors or in harsh temperature conditions?
The listed operating temperature is -40°C to +71°C, so the temperature range is broad for industrial environments. However, no IP rating is provided in the specs, so the product page does not confirm outdoor or washdown suitability on its own. In practice, outdoor use would require environmental protection beyond what is stated here.
Other DKA15 Models
8 other models| Model | Power | Voltage | Current | IP Rating | Price | |
|---|---|---|---|---|---|---|
| Mean Well DKA15C-15 DC-DC Converter - 15W - 36~72V in ±15V out | 15W | 15V | 0.5A | Indoor | $22.16 | View |
| Mean Well DKA15C-12 DC-DC Converter - 15W - 36~72V in ±12V out | 15W | 12V | 0.62A | Indoor | $22.16 | View |
| Mean Well DKA15C-05 DC-DC Converter - 15W - 36~72V in ±5V out | 15W | 5V | 1.5A | Indoor | $22.16 | View |
| Mean Well DKA15B-15 DC-DC Converter - 15W - 18~36V in ±15V out | 15W | 15V | 0.5A | Indoor | $22.13 | View |
| Mean Well DKA15B-12 DC-DC Converter - 15W - 18~36V in ±12V out | 15W | 12V | 0.62A | Indoor | $22.13 | View |
| Mean Well DKA15B-05 DC-DC Converter - 15W - 18~36V in ±5V out | 15W | 5V | 1.5A | Indoor | $22.16 | View |
| Mean Well DKA15A-15 DC-DC Converter - 15W - 9~18V in ±15V out | 15W | 15V | 0.5A | Indoor | $22.16 | View |
| Mean Well DKA15A-05 DC-DC Converter - 15W - 9~18V in ±5V out | 15W | 5V | 1.5A | Indoor | $22.13 | View |




