--- product_id: 579385297 title: "P100 Pro 9-30v car Circuit Tester Automotive, Power Circuit Probe Kit Multimeter Digital Oscilloscope Test Tool (P100 Pro)" brand: "topdiag" price: "€ 184.73" currency: EUR in_stock: true reviews_count: 8 category: "Top Diag" url: https://www.desertcart.hr/products/579385297-p100-pro-9-30v-car-circuit-tester-automotive-power-circuit store_origin: HR region: Croatia --- # 9-30V wide voltage range 2.4-inch full-color TFT display 0-5V adjustable power supply P100 Pro 9-30v car Circuit Tester Automotive, Power Circuit Probe Kit Multimeter Digital Oscilloscope Test Tool (P100 Pro) **Brand:** topdiag **Price:** € 184.73 **Availability:** ✅ In Stock ## Summary > ⚡ Diagnose smarter, fix faster — the P100 Pro powers your automotive edge! ## Quick Answers - **What is this?** P100 Pro 9-30v car Circuit Tester Automotive, Power Circuit Probe Kit Multimeter Digital Oscilloscope Test Tool (P100 Pro) by topdiag - **How much does it cost?** € 184.73 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/579385297-p100-pro-9-30v-car-circuit-tester-automotive-power-circuit) ## 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, Always:** Adjustable 0-5V power supply with current limit protects sensitive components. - • **Precision Meets Power:** Intelligent voltage & resistance identification for flawless diagnostics. - • **Built for Every Environment:** Rugged, water & dust-resistant housing ensures durability on the go. - • **All-in-One Diagnostic Mastery:** Multimeter, oscilloscope, and component activation in one sleek tool. - • **Instant Insight, Zero Guesswork:** Real-time data stream monitoring to pinpoint faults fast and confidently. ## Overview The P100 Pro is a professional-grade automotive circuit tester designed for 9-30V systems, featuring intelligent voltage and resistance detection, a vibrant 2.4-inch color display, and a versatile 0-5V adjustable power supply. Its rugged, water and dust-resistant build combined with multimeter, oscilloscope, and component activation functions make it an indispensable tool for precise, efficient vehicle diagnostics across a wide range of car models. ## Description Product description Topdiag P100 Intelligent Electrical System Circuit Tester Topdiag P100 Automotive Circuit Tester(10M) Topdiag P100 Car Diagnostic Tool is a high-performance diagnostic tool designed for car repair and maintenance. It adopts advanced technology and innovative design to provide you with accurate, fast, and reliable car diagnostic services. Whether you are a professional mechanic or an enthusiast, the P100 will be an indispensable assistant, making your car repair process more efficient. 1.Powerful Functions: Jdiag P100 Car Diagnostic Tool supports full system diagnostics, capable of quickly andaccurately detecting and diagnosing faults from various vehicle systems including theengine, transmission, brake system, and airbags. 2.Wide Vehicle Coverage: The P100 is compatible with a wide range of European, Asian, and American car models,including but not limited to Audi, BMW, Ford, Honda, Toyota, etc. Regardless of the brandof your car, the P100 can provide you with professional-level diagnostics and repairsuggestions, reducing your worries and troubles. 3.User-Friendly Interface: The P100 features an intuitive and concise user interface, making operation more convenientand easy to learn. Even if you have no repair experience, you can easily master the operationskills and obtain accurate diagnostic results. lt saves you time and effort, allowing you to focus more on problem-solving. 4.Real-Time Data Stream Monitoring: The P100 supports real-time data stream monitoring, displaying the working status anovalues of various vehicle sensors instantly. With these accurate data, you can quicklypinpoint the problem and take appropriate repair measures, avoiding unnecessary time andmoney wastage. Scope of Application 12V Cars and 24 Trucks Resistance Test Overload Protection/ Short Circuit Protection Components Activation 10M Extension Cable AC And DC Voltage Test Professional Diagnosis Power Probe Function AC/DC Voltage & Resistor Activaing Components in You Hand Activating Components The Vehicle Testing Trailer Lights And Connections Two Kinds Of Supply Modes Powers by cigarette lighter Powers by Car Battery TopDiag P50 The multi-function car tester The multi-function car tester makes up for the various shortcomings of the existing car maintenance tester. It integrates functions such as voltage measurement, bulb load measurement, bulb load voltage measurement, electrical load test, power polarity display, etc., with novel design and workmanship Exquisite, easy to use, practical and durable. Battery performance testing ABS circuit testing Automotive circuit voltage testing Cone function positive and negative power supply testing Probe rear light illumination function Detection of LAN LAN circuit, Detection of vehicle speed sensor TopDiag P100 Pro Automotive Circuit Diagnostic Testing And Analysis Instrument The P100 Pro is a cost-effective intelligent electrical circuit tester, a highly integrated automotive test instrument. It has a large 2.4-inch LCD display. It is designed to test all automotive electrical systems from 9V to 30V. Function 1、Intelligent identification of voltage/resistance 2、Multimeter mode (measure voltage, resistance, diode, continuity ) 3、Oscilloscope function 4、Activation of vehicle components 5、0-5V adjustable power supply 6、Network online free upgrade 7、Built in multiple languages TopDiag P200 Automotive Circuit Tester P200 SMART HOOK Powerful Probe P200 SMART HOOK Powerful Probe new generation of intelligent circuit analyzer is the only one upgradeable circuit tester on the market. It is a tool for quickly testing all 9V-30V electronic systems. The test time is greatly shortened, convenient, fast and smarter! 1.Intelligent identification of voltage/resistance 2.Multimeter mode (measure voltage, resistance, diode, continuity, current and frequency) 3.Relay test 4.Injector test 5.Diode test 6.Oscilloscope function 7.0-5V adjustable power supply 8. Activation of vehicle components 9.Positive and negative polarity test 10.Intelligent circuit breaker protection (adjustable overload) 11.Screen style background optional 12.Network online upgrade 13.Built-in Multi Lingual. Product Specifications And Parameters 1、Display:............ (320*240 DPI) TFT true color display 2、Working temperature: 0-60°C (32-140 F°) 3、Storage temperature: 40-70°C (-40-185 F°) 4、Morking voltage: 9V~30V 5、Measuring voltage: 0.1V~150V 6、Resistance measurement range: 1 ohm~200K ohm 7、Current measuring range: 0~18A 8、Maximum continuous current: 18A 9、 Weight: 14.87lb 10、Size：15.01*11.38*4.17 inch Review: Just buy it - It is sooooo nice. Best power probe I have ever used. Review: great item - Great item ## Features - 【Upgraded Multimeter】: The P100 Pro features an easy-to-use multimeter mode that allows users to switch between different test modes, such as DC voltage (VDC), resistance (OHM), diode/continuity tests. - 【Intelligent Identification】: The instrument is equipped with intelligent voltage and resistance identification, ensuring accurate measurements and efficient diagnostics. - 【0-5V Adjustable Power Supply】: The P100 Pro includes a 0-5V adjustable power supply mode, which allows users to adjust the voltage output under 5V and limit the current under 100mA. This feature ensures the safety of electric components and prevents burning out. - 【Component Activation】: This instrument is designed with a component activation function, which generates activation signals to tested components such as lights, motors, and other on-board electric equipment. This allows for easy testing and activation of various components. - 【P100 Pro Circuit Tester Kit】: The P100 Pro comes in a kit that includes multi-meter functions, advanced diagnostic test modes, an easy-to-read color LCD display, and a rugged, water, and dust-resistant housing. This makes it suitable for use in different environments and ensures durability. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CGWVQN6T | | Best Sellers Rank | #431,869 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #848 in Multi Testers | | Brand | TopDiag | | Brand Name | TopDiag | | Color | P100 Pro | | Compatible Devices | Vehicles, vehicle components, 12V power supply, 24V power supply | | Customer Reviews | 4.4 out of 5 stars 13 Reviews | | Included Components | Main unit, data cable, manual, warranty card | | Item Dimensions | 9.75 x 3.51 x 7.41 inches | | Item Weight | 2.5 Pounds | | Item dimensions L x W x H | 9.75 x 3.51 x 7.41 inches | | Manufacturer | JDiag Electronics Technology Co.,Ltd | | Measurement Type | Multimeter | | Minimum Operating Voltage | 9 Volts (DC) | | Model | P100 Pro | | Part Number | P100 Pro | | Power Source | Battery Powered, Corded Electric | | Style | industrial style | | Style Name | industrial style | | UPC | 658361367449 | | Unit Count | 1.0 Count | | Upper Temperature Rating | 140 Degrees Fahrenheit | ## Product Details - **Brand:** TopDiag - **Color:** P100 Pro - **Item Weight:** 2.5 Pounds - **Power Source:** Battery Powered, Corded Electric - **Style:** industrial style ## Images ![P100 Pro 9-30v car Circuit Tester Automotive, Power Circuit Probe Kit Multimeter Digital Oscilloscope Test Tool (P100 Pro) - Image 1](https://m.media-amazon.com/images/I/61CtJNUfVWL.jpg) ## Available Options This product comes in different **Color** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Just buy it *by K***6 on March 23, 2026* It is sooooo nice. Best power probe I have ever used. ### ⭐⭐⭐⭐⭐ great item *by M***I on February 28, 2026* Great item ### ⭐⭐⭐⭐⭐ Punta logica inteligente *by M***E on February 16, 2026* Exelente relación precio calidad. Muy útil para los diagnósticos. --- ## 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.hr/products/579385297-p100-pro-9-30v-car-circuit-tester-automotive-power-circuit](https://www.desertcart.hr/products/579385297-p100-pro-9-30v-car-circuit-tester-automotive-power-circuit) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-07-06*