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An orange and black universal DC electrical system tester with probes and test indicators.
An LED light polarity identification probe with red and green lights shown against a city skyline.
A red and black electrical tester with a clip and lead, shown next to a coiled cable.
An automotive electrical system tester device with probes and leads is shown next to a battery.
A hand is testing components in/out of a vehicle's electrical system using a red tester device.
Diagrams showing the quick self-test, activating components, voltage and polarity checks, and continuity testing of a univers
A close-up of a short and open circuit test probe tester used for tracing electrical wires on a circuit board.
A portable electrical system tester is shown being used to check switches, relays, and circuits in an automotive environment.
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Universal DC Electrical System Tester

Regular price €27,99 Sale price €22,99

Why customers love it

Diagnose DC systems with absolute confidence

This versatile diagnostic tool is engineered to help you accurately test and troubleshoot various DC electrical systems, ensuring reliable performance and quick fault identification.

  • Accurately measures voltage across a wide DC range (6V to 24V).
  • Comprehensive functionality for polarity checks and circuit continuity testing.
  • Built-in safety features provide confidence during operation.
  • Ideal for DIY enthusiasts and professional technicians alike.
  • Suitable for testing automotive, electronic, and appliance connections.
An orange and black universal DC electrical system tester with probes and test indicators.

Reliable Diagnostics at Your Fingertips

Wide Voltage Range

Test systems accurately across 6V to 24V DC ranges.

Full Circuit Analysis

Verify polarity, continuity, and circuit functionality instantly.

Built-in Safety

Operate with peace of mind thanks to integrated protection features.

Versatile Application

Perfect for DIY repairs or professional troubleshooting needs.

Technical Details

Key Specifications

What you need to know about the tester.

Voltage Measurement Range
6V to 24V DC
Functionality
Voltage measurement, polarity check, circuit testing, continuity checks
Safety Feature
Built-in protection

Our worry-free shopping promise

If your order arrives damaged, defective, or not as described, contact us within 14 days and we will make it right with a replacement or refund.

Frequently Asked Questions

Answers to common testing inquiries.

Can this tester be used on AC power?

No, this device is specifically designed and calibrated for DC electrical systems only.

What is the maximum voltage it can measure?

The tester is capable of measuring up to 24V DC.

Is it suitable for professional use?

Yes, it is designed to be used by technicians and DIY enthusiasts for reliable diagnostics.

Does it require batteries to operate?

The device operates using internal power, making it convenient for on-the-go testing.

Shipping & returns

Shipping

  • Delivers to Tyskland (based on your selected country/region).
  • Estimated delivery: 3–15 business days after dispatch.
  • Shipping cost: Free.

Returns

You can request a return within 14 days after delivery. Standard returns have a €4.00 EUR (approximately $4.66 USD) flat-rate return shipping fee, deducted from your refund. Return shipping is free for items that arrived damaged, defective, or incorrect. Items should be unused and in original packaging where possible. Contact us before sending anything back.

Shipping policyReturn & refund policy

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  • 5 stars: 9 (100%)
  • 4 stars: 0 (0%)
  • 3 stars: 0 (0%)
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T
Thanh Waters

For the price, the quality and functionality are good.

Thanh Waters review photo
J
Juanita Pfeffer

Universal DC Electrical System Tester

Juanita Pfeffer review photo
P
Pamala Olson

From what I've seen here, the product is really top-notch and very good.

Pamala Olson review photo Pamala Olson review photo
I
Ivory Sipes

Very good, arrived quickly, I liked it a lot.

Ivory Sipes review photo
J
Jacinto Bayer

very good material

Jacinto Bayer review photo
A
Arnoldo Terry

Excellent, I recommend it! The tester works as advertised and arrived well packaged!!

Arnoldo Terry review photo
R
Rigoberto Jaskolski

It looks pretty good, just need to test it to see if it works well.

Rigoberto Jaskolski review photo Rigoberto Jaskolski review photo Rigoberto Jaskolski review photo
F
Francesco Carter

Good

Francesco Carter review photo Francesco Carter review photo
H
Hipolito Wilkinson

Excellent..quality material👍

Hipolito Wilkinson review photo