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Mean Well DKA30B-12 DC-DC Converter - 30W - 18~36V in ±12V out

SKU:

DKA30B-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

18V~36V
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 DKA30B-12 for 12V industrial control and automation electronics?

Yes, this converter is suited to automation electronics that need a constant-voltage 12V supply. It provides 12V output at up to 1.25A with a 30W rating and accepts 18-36VAC input.

Is the DKA30B-12 a fit for embedded systems or instrumentation that run on 12V?

It can be used where the embedded or instrumentation load is designed for a regulated 12V rail. The unit is rated for 30W total and 1.25A output current, so the connected electronics need to remain within those limits.

Can this model power 12V interface modules inside industrial cabinets with an 18-36VAC source?

Yes, if the cabinet has 18-36VAC available and the module requires a constant-voltage 12V output. Its compact 50.8 × 50.8 × 21.0 mm size also makes it practical where board or enclosure space is limited.

Is the DKA30B-12 suitable for outdoor equipment or only indoor enclosures?

The listed operating temperature range is -40°C to +85°C, so the temperature spec supports demanding industrial environments. However, no IP rating is provided, so the specs do not state outdoor suitability or resistance to dust and water exposure.

How does the DKA30B-12 compare with the other DKA30B versions?

In this series, the DKA30B-05 is 25W with 5V output at 2.5A, the DKA30B-12 is 30W with 12V output at 1.25A, and the DKA30B-15 is 30W with ±15V output at 1A. All are constant-voltage DKA30B models built around the same input family.

Model	Power	Voltage	Current	IP Rating	Price
Mean Well DKA30B-15 DC-DC Converter - 30W - 18~36V in ±15V out	30W	15V	1A	Indoor	$28.45	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-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-12 DC-DC Converter - 30W - 9~18V in ±12V out	30W	12V	1.25A	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