Can I use the SCW20A-05 to power a 5V industrial controller or embedded computer?

Yes, it is a constant-voltage 5V converter rated for up to 4A and 20W, which suits higher-current 5V electronics better than the 12W models. The input side must match the listed 0-1VAC range.

Is the SCW20A-05 suitable for 5V automation interfaces or multiple low-power logic loads?

It can fit 5V automation interfaces or grouped low-power logic loads when the combined demand stays within 4A and 20W. Because it is a constant-voltage model, it is intended for loads that require a regulated 5V rail.

Can this model support a 5V monitoring, control, or communications module with higher current demand?

Compared with lower-current 5V converters, this model's 5V, 4A, and 20W rating makes it better suited to 5V loads that need more current headroom. Its compact size of 31.8 × 20.3 × 12.2 mm also helps in dense control assemblies.

How does the SCW20A-05 compare with the 12V and 15V versions in the same family?

The SCW20A-05 is 20W with 5V output at 4A, the SCW20A-12 is 20W with 12V output at 1.67A, and the SCW20A-15 is 20W with 15V output at 1.33A. They are all constant-voltage models, so the main selection factor is the required output voltage and current.

Can the SCW20A-05 be used in demanding temperature conditions or outdoor locations?

Its operating temperature range is -40°C to +80°C, which is wider than the 12W models listed here. No IP rating is provided in the specs, so the product data does not confirm outdoor or water-exposed use.

Image shown is a representation only. Exact specifications should be obtained from the product datasheet.

Mean Well

Mean Well SCW20A-05 DC-DC Converter - 20W 9~18V DC in 5V out 4A

SKU SCW20A-05

Log in to see price Trade pricing & online ordering for account holders

Notify me when it's back in stock

The SCW20A-05 is a 20W Mean Well DC-DC converter (input: 0.11~1.938VDC, operating temperature: -40~+80°C).

Key Features

✓ Input voltage: 0.11~1.938VDC
✓ Output voltage (max): 5V
✓ Rated output current: 4A
✓ I/O isolation: 1500V
✓ Operating temperature: -40~+80°C
✓ Safety certifications: CE, EAC
✓ 3 year warranty

Payment & Security

Payment methods

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Model	Power	Voltage	Current	IP Rating
Mean Well SCW20C-15 DC-DC Converter - 20W 36~75V DC in 15V out 1.333A	20W	15V	1.33A	Indoor	View
Mean Well SCW20C-12 DC-DC Converter - 20W 36~75V DC in 12V out 1.666A	20W	12V	1.66A	Indoor	View
Mean Well SCW20C-05 DC-DC Converter - 20W 36~75V DC in 5V out 4A	20W	5V	4A	Indoor	View
Mean Well SCW20B-15 DC-DC Converter - 20W 18~36V DC in 15V out 1.333A	20W	15V	1.33A	Indoor	View
Mean Well SCW20B-12 DC-DC Converter - 20W 18~36V DC in 12V out 1.666A	20W	12V	1.66A	Indoor	View
Mean Well SCW20B-05 DC-DC Converter - 20W 18~36V DC in 5V out 4A	20W	5V	4A	Indoor	View
Mean Well SCW20A-15 DC-DC Converter - 20W 9~18V DC in 15V out 1.333A	20W	15V	1.33A	Indoor	View
Mean Well SCW20A-12 DC-DC Converter - 20W 9~18V DC in 12V out 1.666A	20W	12V	1.66A	Indoor	View

Please log in to write a review.

{ "id":8442694041899, "variants" :[{ "context":"default", "variant_id": 45712193126699, "sku":"SCW20A-05", "inventory_qty" : 0, "customer" :false, "custom_html" :"\u003ca class=\"text-current logged-out-price logged-out\" href=\"https:\/\/wellforces.co.nz\/customer_authentication\/redirect?locale=en\u0026region_country=NZ\"\u003e\n \u003cspan \u003ePlease \u003c\/span\u003e \u003cspan class=\"login-text\"\u003eLogin\u003c\/span\u003e \u003cspan\u003e for Pricing\u003c\/span\u003e\n \u003c\/a\u003e", "volume_html" :"\u003cvolume-pricing class=\"parent-display inside_product_form\" id=\"volume-pricing-main\" \u003e\u003c\/volume-pricing\u003e" } ] }

Key Features

✓ Input voltage: 0.11~1.938VDC

✓ Output voltage (max): 5V

✓ Rated output current: 4A

✓ I/O isolation: 1500V

✓ Operating temperature: -40~+80°C

✓ Safety certifications: CE, EAC

✓ 3 year warranty

Mean Well SCW20A-05 DC-DC Converter - 20W 9~18V DC in 5V out 4A

Key Features

Frequently Asked Questions

Payment & Security

Other SCW20 Models

Write a review

Your cart

Mean Well SCW20A-05 DC-DC Converter - 20W 9~18V DC in 5V out 4A

Key Features

Company Information

Services and Support

Choose options