---
product_id: 553067211
title: "TopDiagP100 Automotive Circuit Tester 12V 24V Power Circuit Probe Tester, Car Electrical Test Tool Kit AC DC Digital Voltage Tester, Auto Diagnostic Kit (10M)"
brand: "topdiag"
price: "817 kr"
currency: DKK
in_stock: true
url: https://www.desertcart.dk/products/553067211-topdiagp100-automotive-circuit-tester-12v-24v-power-circuit-probe-tester
store_origin: DK
region: Denmark
---

# 12V/24V dual voltage testing 10-meter extension cable Digital LCD resistance & continuity readout TopDiagP100 Automotive Circuit Tester 12V 24V Power Circuit Probe Tester, Car Electrical Test Tool Kit AC DC Digital Voltage Tester, Auto Diagnostic Kit (10M)

**Brand:** topdiag
**Price:** 817 kr
**Availability:** ✅ In Stock

## Summary

> ⚡ Diagnose Like a Pro, Fix Like a Boss!

## Quick Answers

- **What is this?** TopDiagP100 Automotive Circuit Tester 12V 24V Power Circuit Probe Tester, Car Electrical Test Tool Kit AC DC Digital Voltage Tester, Auto Diagnostic Kit (10M) by topdiag
- **How much does it cost?** 817 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/553067211-topdiagp100-automotive-circuit-tester-12v-24v-power-circuit-probe-tester)

## Best For

- topdiag enthusiasts

## Why This Product

- Trusted topdiag brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Dual Voltage Mastery:** Seamlessly test both 12V and 24V systems for versatile automotive diagnostics.
- • **Extended Reach Freedom:** 10-meter cable lets you inspect trailers and hard-to-reach connections without hassle.
- • **Instant Component Activation:** Energize components on the spot to verify functionality and speed up repairs.
- • **Precision Continuity Insight:** Clear LCD display delivers accurate resistance and continuity readings for pinpoint troubleshooting.
- • **Comprehensive Circuit Analysis:** Detect bad grounds, short circuits, and sensor faults with AC/DC voltage and polarity testing.

## Overview

The TopDiagP100 is a professional-grade automotive circuit tester designed for 12V and 24V systems. Featuring a 10-meter extension cable and a digital LCD screen, it provides precise voltage, polarity, resistance, and continuity measurements. Ideal for troubleshooting sensor circuits, activating components, and testing trailer lights, this tool empowers automotive professionals to quickly identify and resolve electrical issues with confidence.

## Description

TopDiagP100 Automotive Circuit Tester 12V 24V Power Circuit Probe Tester, Car Electrical Test Tool Kit AC DC Digital Voltage Tester, Auto Diagnostic Kit (10M)

## Features

- 【Voltage & Polarity Testing With Power Probe Jdiag P100】: Quickly and easily determine DC/AC voltage and positive/negative polarity. This feature allows for swift identification of electrical issues.
- 【As The Probe Tester Automotive- Resistance Continuity Testing】: The included LCD screen displays resistance values, making it convenient to assess the continuity of electrical components. Accurate readings ensure precise troubleshooting.
- 【AC Circuit Signal Testing】: With the P100, you can efficiently troubleshoot sensor circuit problems. Quickly identify issues and resolve them, saving you valuable time and effort.
- 【Component Activation: Activate components effortlessly, whether they are in your hand, in the vehicle, or with grounding. This feature allows for se】amless testing and evaluation of various electrical parts.
- 【Testing Trailer Lights and Connections】: 10-meter extension cable allows testing of cars or trucks.
- 【TopDiag P100 Automotive Circuit Tester】; Checking for Bad Ground Contacts and Locating Short Circuits.

## Product Details

- **Brand:** TopDiag
- **Power Source:** Battery Powered
- **Color:** 10M
- **Item Weight:** 0.5 Pounds
- **Item dimensions L x W x H:** 11.12 x 3.3 x 7.02 inches

## Images

![TopDiagP100 Automotive Circuit Tester 12V 24V Power Circuit Probe Tester, Car Electrical Test Tool Kit AC DC Digital Voltage Tester, Auto Diagnostic Kit (10M) - Image 1](https://m.media-amazon.com/images/I/51NRi5iH4TL.jpg)
![TopDiagP100 Automotive Circuit Tester 12V 24V Power Circuit Probe Tester, Car Electrical Test Tool Kit AC DC Digital Voltage Tester, Auto Diagnostic Kit (10M) - Image 2](https://m.media-amazon.com/images/I/71583-D7FzL.jpg)
![TopDiagP100 Automotive Circuit Tester 12V 24V Power Circuit Probe Tester, Car Electrical Test Tool Kit AC DC Digital Voltage Tester, Auto Diagnostic Kit (10M) - Image 3](https://m.media-amazon.com/images/I/619yInvTQDL.jpg)
![TopDiagP100 Automotive Circuit Tester 12V 24V Power Circuit Probe Tester, Car Electrical Test Tool Kit AC DC Digital Voltage Tester, Auto Diagnostic Kit (10M) - Image 4](https://m.media-amazon.com/images/I/61yS0GzkVvL.jpg)
![TopDiagP100 Automotive Circuit Tester 12V 24V Power Circuit Probe Tester, Car Electrical Test Tool Kit AC DC Digital Voltage Tester, Auto Diagnostic Kit (10M) - Image 5](https://m.media-amazon.com/images/I/71CoRwyWr5L.jpg)

## Available Options

This product comes in different **Color** options.

## Frequently Bought Together

- TopDiag P100 Automotive Circuit Tester 12V 24V Power Circuit Probe Tester, Car Electrical Test Tool Kit AC DC Digital Voltage Tester, Auto Diagnostic Kit (10M)
- Auroland Non-Contact Voltage Tester with 9 Gear Adjustable Sensitivity Voltage Detector AC Circuit Tester Tool LCD Display LED Flashlight Buzzer Alarm Range12V-1000V & Live/Null Wire Judgment AC1
- TM-510 Digital Multimeter, 4000 Counts, Smart Measurement, Auto-Ranging Voltmeter; Voltage Tester with Non-Contact Voltage Function, Measures AC/DC Voltage, Resistance, Continuity – Green

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.dk/products/553067211-topdiagp100-automotive-circuit-tester-12v-24v-power-circuit-probe-tester](https://www.desertcart.dk/products/553067211-topdiagp100-automotive-circuit-tester-12v-24v-power-circuit-probe-tester)

---

*Product available on Desertcart Denmark*
*Store origin: DK*
*Last updated: 2026-01-22*