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Mean Well DKA30A-12 DC-DC Converter - 30W - 9~18V in ±12V out

SKU:

DKA30A-12

$28.45 USD

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Description

Features

2:1 wide input range

4:1 wide input range(option)

1000VDC I/O isolation

Built-in remote ON/OFF control

Built-in EMI filter

Protection: Short circuit / Overload Input and output over voltage

Cooling by free air convection

Six-sided shield metal case

100% full load burn-in test

Low cost, high reliability

Trimming output (±10%) for dual output

1 years warranty

General Specification

Voltage set point accuracy	±2% (max.)
Line regulation	±0.5% (max.) for dual output; ±1% (max.) for triple output
Load regulation	±0.5% (10~100% load)(Dual); ±5% (20~100% load)(Triple)
Overload protection	110%~180%, auto-recovery
Efficiency	83% (typical)
Short circuit protection	Continuous, auto-recovery
I/O isolation voltage	1000VDC (min.)
I/O isolation resistance	100MQ(min.) @500VDC
Working temperature	-40~+85°C (refer to output derating curve)
Storage temperature	-40°C to +105°C
Temp. Coefficient	±0.03% / °C (max.)
EMC	Compliance to EN55022 class B, EN61000-4-2,3,4,5,6,8, FCC part15 class B
Dimension (LxWxH) (mm)	2" x 2" x 0.82"
Case material	Six-sided shield metal case

Specifications

Brand

Mean Well
Series

DKA Series
Power Rating

30 Watt
Output Voltage

12 Volt
Rated Current

1.25 Ampere
Input Voltage

9V~18V
No of Output

2
Dimming Control

None
Standards Met

CE,EMC
Operation Mode

Constant Voltage
Operating Temperature

-40°C~85°C
Warranty

2 Year
Length

2 in
Width

2 in
Height

0.83 in
Weight

0.24 lb

File Downloads

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Frequently Asked Questions

Can I use the DKA30A-12 for 12V automation or control equipment from a 9-18VAC source?

Yes. This model provides constant-voltage 12V output from a 9-18VAC input and is rated at 30W with 1.25A output current. It fits lower-power 12V automation or control loads that stay within that power range.

Is the DKA30A-12 a good fit for embedded 12V electronics in compact industrial devices?

It can be, especially where space and temperature range matter. The package is 50.8 × 50.8 × 21.0 mm, and the converter is rated for -40°C to +85°C while delivering constant 12V output at 30W.

Can this converter be used as a 12V auxiliary rail in low-voltage systems?

Yes, when the source is within 9-18VAC and the auxiliary rail requires constant 12V output. Its 30W rating and 1.25A output current make it appropriate for smaller 12V auxiliary loads.

How does the DKA30A-12 compare with the other DKA30A models?

The DKA30A family shares 9-18VAC input, 50.8 × 50.8 × 21.0 mm dimensions, -40°C to +85°C operating temperature, and a 2-year warranty. The differences are output and power: DKA30A-05 is 25W, 5V, 2.5A; DKA30A-12 is 30W, 12V, 1.25A; and DKA30A-15 is 30W, 15V, 1A.

Is the DKA30A-12 suitable for outdoor use?

The temperature specification is broad at -40°C to +85°C, which supports use across demanding ambient conditions. However, no IP rating is provided, so the available specs do not classify it as an outdoor-rated product.

Model	Power	Voltage	Current	IP Rating	Price
Mean Well DKA30B-15 DC-DC Converter - 30W - 18~36V in ±15V out	30W	15V	1A	Indoor	$24.68	View
Mean Well DKA30C-15 DC-DC Converter - 30W - 36~72V in ±15V out	30W	15V	1A	Indoor	$28.51	View
Mean Well DKA30C-12 DC-DC Converter - 30W - 36~72V in ±12V out	30W	12V	1.25A	Indoor	$28.51	View
Mean Well DKA30C-05 DC-DC Converter - 25W - 36~72V in ±5V out	25W	5V	2.5A	Indoor	$28.51	View
Mean Well DKA30B-12 DC-DC Converter - 30W - 18~36V in ±12V out	30W	12V	1.25A	Indoor	$24.68	View
Mean Well DKA30B-05 DC-DC Converter - 25W - 18~36V in ±5V out	25W	5V	2.5A	Indoor	$28.45	View
Mean Well DKA30A-15 DC-DC Converter - 30W - 9~18V in ±15V out	30W	15V	1A	Indoor	$28.45	View
Mean Well DKA30A-05 DC-DC Converter - 25W - 9~18V in ±5V out	25W	5V	2.5A	Indoor	$28.51	View