---
product_id: 541111120
title: "Topdiag P100 Automotive Power Circuit Probe Tester, 12 24V Electrical Short/Open Breaker Finder, AC DC Diode Resistance Relay Tester, Continuity Test Digital Multimeter/Ohmmeters, 20 + 20FT Cable"
brand: "topdiag"
price: "₱7303"
currency: PHP
in_stock: true
url: https://www.desertcart.ph/products/541111120-topdiag-p100-automotive-power-circuit-probe-tester-12-24v-electrical
store_origin: PH
region: Philippines
---

# Built-in circuit breaker for safety 20ft extension cable for flexible testing 9-30V wide voltage range Topdiag P100 Automotive Power Circuit Probe Tester, 12 24V Electrical Short/Open Breaker Finder, AC DC Diode Resistance Relay Tester, Continuity Test Digital Multimeter/Ohmmeters, 20 + 20FT Cable

**Brand:** topdiag
**Price:** ₱7303
**Availability:** ✅ In Stock

## Summary

> ⚡ Diagnose like a pro, drive with confidence!

## Quick Answers

- **What is this?** Topdiag P100 Automotive Power Circuit Probe Tester, 12 24V Electrical Short/Open Breaker Finder, AC DC Diode Resistance Relay Tester, Continuity Test Digital Multimeter/Ohmmeters, 20 + 20FT Cable by topdiag
- **How much does it cost?** ₱7303 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/541111120-topdiag-p100-automotive-power-circuit-probe-tester-12-24v-electrical)

## 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

- • **Safety-First Design:** Integrated circuit breaker protects you and your tool from overloads
- • **Extended Reach Testing:** 20ft cable lets you move freely around your vehicle without hassle
- • **Reliable Support & Warranty:** 1-year warranty plus 24/7 tech support means zero downtime
- • **Versatile Voltage Compatibility:** Supports 12V cars & 24V trucks for all your automotive needs
- • **Multi-Function Diagnostic Powerhouse:** Test AC/DC voltage, resistance, continuity, polarity & more with one device

## Overview

The Topdiag P100 Automotive Power Circuit Probe Tester is a professional-grade electrical diagnostic tool designed for 12V and 24V vehicles. Featuring a wide voltage range (9-30V), a 20ft extension cable for flexible testing, and a built-in circuit breaker for safety, it enables precise testing of voltage, resistance, continuity, polarity, and component activation. Backed by a 1-year warranty and 24/7 support, it empowers vehicle owners and technicians to quickly identify electrical issues with confidence.

## Description

Topdiag P100 Automotive Power Circuit Probe Tester, 12 24V Electrical Short/Open Breaker Finder, AC DC Diode Resistance Relay Tester, Continuity Test Digital Multimeter/Ohmmeters, 20 + 20FT Cable

## Features

- Topdiag P100 Power Circuit Probe Tester: Topdiag P100 circuit tester is one of the most versatile automotive electrical tools available on the market. It is designed to test various aspects of your vehicle's electrical system, including AC/DC voltage, resistance, continuity, polarity, and connections. With this probe tester, vehicle owners can easily diagnose electrical issues on their own without the need for professional assistance.
- Circuit Breaker & Safety Design: Our Topdiag P100 Topdiag power probe tester is equipped with a built-in circuit breaker for added safety. This feature ensures that the automotive circuit tester is protected against short circuits and overloads. If the tester detects an overload, the circuit breaker will trip to protect not only the tool but also the user.
- Components Activation Function: This electrical circuit tester also comes with components activation function. It can be used to test various components, such as continuity, ground connection, short circuits, and polarity detection. Before testing any circuit or component, it is recommended to perform a quick self-test to ensure the tester is functioning properly.
- 20ft Extension Cable: Our power circuit tester comes with a durable and safe 20ft extension cable. This allows you to freely move around the vehicle while performing tests. Additionally, the extension cable ensures less deviation and provides more accurate testing data, giving you a better understanding of your vehicle's condition.Support wide input voltage range from 9V to 30V, also support 12V cars and 24V trucks.
- Wide Application: Our P100 power circuit probe test kit has a wide range of applications. It can be used as a car fuse tester, power tester, breaker finder, short finder, and automotive multimeter, among others. It also offers professional diagnostic capabilities and supports multiple languages, making it suitable for various vehicles and user requirements.
- 1-Year Warranty +24 Hours Service:We provide a solid 1-year warranty service and a 60-day no-reason-asked return and exchange guarantee.Our tech support is available 24/7 to quickly resolve quality issues, usually within 24 hours.With worry-free protection throughout the process, you can enjoy a peace-of-mind experience to the fullest.

## Product Details

- **Brand:** TopDiag
- **Power Source:** Corded Electric
- **Style:** P100
- **Color:** Black
- **Item dimensions L x W x H:** 9.84 x 3.35 x 7.48 inches

## Images

![Topdiag P100 Automotive Power Circuit Probe Tester, 12 24V Electrical Short/Open Breaker Finder, AC DC Diode Resistance Relay Tester, Continuity Test Digital Multimeter/Ohmmeters, 20 + 20FT Cable - Image 1](https://m.media-amazon.com/images/I/7101T9G9SDL.jpg)

## Available Options

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

## Questions & Answers

**Q: What is the voltage range for the TopDiag P100 Power Circuit Probe Kit?**
A: This kit is primarily designed for 12V/24V power supplies and is also compatible with vehicle electrical systems operating between 6V and 30V. It covers testing requirements for various vehicle types, including 12V passenger cars and 24V trucks.

**Q: What core testing functions does the TopDiag P100 offer?**
A: It features a comprehensive suite of core testing functions, including AC/DC voltage testing, resistance testing, continuity testing, polarity detection, short circuit detection, ground connection testing, and trailer light testing.

**Q: Does this kit support multiple languages? Which languages are included?**
A: Yes, it supports multiple languages, including English, Spanish, Italian, Portuguese, German, French, Russian, Chinese, and more, making it easy for users with different language backgrounds to operate.

## Frequently Bought Together

- Power Circuit Probe Kit, P100 Car Circuit Tester, 12V 24V Automotive Electrical Tool, 6-30V Vehicle Short Circuit Finder with 40ft Cable, Trailer Truck Voltage Current Detector
- JOREST 300Pcs Car Fuse Assortment Kit, 160 Mini Blade Fuses Automotive + 90 Standard Auto Fuses + 50 Micro + Puller – Replacement for RV Camper Boat Truck (2Amp 3A 5A 7.5A 10A 15A 20A 25A 30A 35A 40A)
- WINAMOO Automotive Test Light with 3-48V LED Digital Voltage Display, Auto Circuit Tester with Voltmeter & Dual Color Polarity Indicate, Electric Test Pen w/Stainless Probe for Car/Truck/SUV Checker

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*Product available on Desertcart Philippines*
*Store origin: PH*
*Last updated: 2026-01-25*