Over 15 years experience of providing support of MEAN WELL Power Supplies
Mean Well SKA20A-05 DC-DC Converter - 20W - 9~18V in 5V out
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Description
Description
The SKA20A is a 20W Mean Well power converter.
Key Features
- ✓ 1.5KVDC reinforced I/O isolation
- ✓ Protections: Short circuit / Over voltage
- ✓ 3 years warranty
Specifications
Specifications
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BrandMean Well
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SeriesSKA Series
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Power Rating20 Watt
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Output Voltage5 Volt
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Rated Current4 Ampere
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Input Voltage9V~18V
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Standards MetCE,EMC,FCC
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Operation ModeConstant Voltage
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Operating Temperature-40°C~85°C
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Warranty2 Year
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Length5.08 cm
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Width2.54 cm
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Height1.12 cm
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Weight0.03 kg
File Downloads
File Downloads
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Payment & Security
Payment methods
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Frequently Asked Questions
Can I use the SKA20A-05 to power 5V embedded controllers or single-board electronics from a 9-18VAC source?
Yes, if the input source is within 9-18VAC and the electronics require 5V constant voltage. The output rating is 20W with up to 4A available, which suits higher-current 5V embedded loads within that limit.
Is this converter suitable for 5V industrial sensors, I/O, or communication modules?
It can be a fit for 5V constant-voltage industrial electronics when the total load stays at or below 4A. With 20W available, it supports more 5V current headroom than lower-power compact converters.
Would the SKA20A-05 work for a compact 5V automation subsystem inside a control panel?
Yes, provided the subsystem runs on 5V constant voltage and remains within the 20W output budget. The body size is 50.8 × 25.4 × 11.2 mm, so it is suited to compact panel or embedded spaces.
Can I use this model for 5V IT or networking support electronics that need more than 1A?
This model is better suited to higher-current 5V support electronics because it provides up to 4A at 5V. The main check is keeping the total output demand within 20W and using a source in the 9-18VAC input range.
Is the SKA20A-05 meant for outdoor use or wide-temperature environments?
The specified operating range is -40°C to +85°C, which supports a broader temperature span than many indoor-only electronics. However, no IP rating is listed in the provided specs, so the product page does not identify it as weatherproof or outdoor-rated.
