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Mean Well DKA15B-12 DC-DC Converter - 15W - 18~36V in ±12V out

SKU:
DKA15B-12

$22.13 USD
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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

  • Brand
    Mean Well
  • Series
    DKA Series
  • Power Rating
    15 Watt
  • Output Voltage
    12 Volt
  • Rated Current
    0.62 Ampere
  • Input Voltage
    18V~36V
  • No of Output
    2
  • Dimming Control
    None
  • Standards Met
    CE,EMC,FCC
  • Operation Mode
    Constant Voltage
  • Operating Temperature
    -40°C~71°C
  • Warranty
    2 Year
  • Length
    2 in
  • Width
    1 in
  • Height
    0.44 in
  • Weight
    0.07 lb

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Frequently Asked Questions

Can I use the DKA15B-12 for a 12V automation module powered from 18-36VAC?

Yes. This converter is specified for 18-36VAC input and 12V constant-voltage output with a 15W rating. That makes it a fit for low-power automation electronics that need a stable 12V rail within that input range.

Is the DKA15B-12 appropriate for embedded or industrial interface boards that need compact 12V power conversion?

It is suitable where board space is limited because the body size is 50.8 × 25.4 × 11.27 mm and the weight is 0.032 kg. Those mechanical specs help in compact interface cards, monitoring devices, or other embedded industrial electronics. The converter remains in the 15W auxiliary-power class.

Can this model be used in a control cabinet that has an 18-36VAC source and needs regulated 12V output?

Yes, that is a direct match to the listed electrical range. The DKA15B-12 is built for 18-36VAC input and provides constant-voltage 12V output, which is typical for low-power control, relay logic, and instrumentation support circuits. The key sizing limit is the stated 15W output rating.

Would DKA15B-12 fit low-power telecom or IT equipment that requires a 12V rail?

It can fit those applications when the available input is 18-36VAC and the load stays within 15W. The listed CE and FCC certifications are relevant to electronic equipment deployed in commercial or technical environments. Its compact package also supports dense internal layouts.

What are the main differences between DKA15B-12 and the other DKA15B outputs?

The DKA15B-05, DKA15B-12, and DKA15B-15 are all 15W members of the same series. Their outputs differ as follows: 5V at 1.5A for DKA15B-05, 12V for DKA15B-12, and 15V at 500A for DKA15B-15. The comparison is primarily about output selection, not a change in power class.

Is the DKA15B-12 suitable for outdoor enclosures or wide-temperature industrial use?

The stated operating temperature range is -40°C to +71°C, so it covers a wide span for industrial equipment. But the specs do not list any IP rating, which means outdoor exposure or water ingress resistance is not established here. Use in outdoor or washdown environments should rely on a protective enclosure rather than the converter alone.

Mean Well DKA15B-12 DC-DC Converter - 15W - 18~36V in ±12V out
Mean Well

Mean Well DKA15B-12 DC-DC Converter - 15W - 18~36V in ±12V out

$22.13 USD

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
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