--- product_id: 446060137 title: "OBD2 Breakout Box Can Bus Breakout Box with LED Light Auto OBDII Protocol Detector 16-Pin OBD2 Breaker Box Automotive Electrical Diagnostic Tools Can Bus Analyzer with 35inch Cable" brand: "duoyi" price: "€ 59.53" currency: EUR in_stock: true category: "Duoyi" url: https://www.desertcart.de/products/446060137-obd2-breakout-box-can-bus-breakout-box-with-led-light store_origin: DE region: Germany --- # LED status indicators 90cm (35 inch) cable length 16-pin OBDII interface OBD2 Breakout Box Can Bus Breakout Box with LED Light Auto OBDII Protocol Detector 16-Pin OBD2 Breaker Box Automotive Electrical Diagnostic Tools Can Bus Analyzer with 35inch Cable **Brand:** duoyi **Price:** € 59.53 **Availability:** ✅ In Stock ## Summary > 🔧 Diagnose Like a Pro, See Every Signal Glow! ## Quick Answers - **What is this?** OBD2 Breakout Box Can Bus Breakout Box with LED Light Auto OBDII Protocol Detector 16-Pin OBD2 Breaker Box Automotive Electrical Diagnostic Tools Can Bus Analyzer with 35inch Cable by duoyi - **How much does it cost?** € 59.53 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/446060137-obd2-breakout-box-can-bus-breakout-box-with-led-light) ## Best For - duoyi enthusiasts ## Why This Product - Trusted duoyi brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Instant Visual Diagnostics:** LED indicators provide real-time status of power, ground, and communication lines—no guesswork needed. - • **Seamless Pass-Through Connectivity:** Connects inline between your OBDII port and diagnostic tools for uninterrupted, safe signal monitoring. - • **Multi-Protocol Detection Powerhouse:** Effortlessly diagnose CAN bus, K-line, L-line, and PWM protocols including diesel signals. - • **Versatile Testing with Banana Sockets:** Supports 4mm banana plugs for multimeters or oscilloscopes, enabling precise voltage and signal checks. - • **Universal 16-Pin Interface with Extended Reach:** Full 16-pin layout plus a 90cm cable for flexible, hassle-free vehicle diagnostics. ## Overview The DUOYI OBD2 Breakout Box is a professional-grade automotive diagnostic tool featuring a 16-pin OBDII interface with a 90cm cable, LED indicators for real-time line status, and multi-protocol detection including CAN bus and K-line. Designed for seamless pass-through connectivity, it supports advanced diagnostics with multimeter and oscilloscope compatibility, making it an essential tool for precise vehicle electrical troubleshooting. ## Description Buy DUOYI OBD2 Breakout Box Can Bus Breakout Box with LED Light Auto OBDII Protocol Detector 16-Pin OBD2 Breaker Box Automotive Electrical Diagnostic Tools Can Bus Analyzer with 35inch Cable: Code Readers & Scan Tools - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - 【OBD2 breakout box With Pass-Through Feature】OBD2 breakout box is a car diagnostic tool with pass-through function, which can connects inline between your OBDII diagnostic port and your ODB 2 reader or other ODB 2 device for effective and safe monitoring signals of protocol, power and grounds, and you can also use it to charge scanning tools via the ODB II port. Additionally, the breakout box can also be connected to a multimeter or oscilloscope for further detection of unconfirmed signals. - 【Detect CAN bus/K-line/L-line/PWM Protocol Line】OBD2 breakout box works great for communication line diagnoses, which not only helps you see the OBD signals as they are operational, but also detect some diesel signals, such as CAN bus, K-line, L-line and PWM protocol line. You can place this OBD2 breakout box between your diagnostic tool and your vehicle, which makes bus can and K-line diagnostics easier. - 【LED Indicator】Breakout box is designed with LED indicators that you quick visual indicators of the state of each data line plus power and ground via led lights.When vehicle body is properly grounded,Green LED of pins 4 and 5 will be on;when the power supply is normal,Red LED of pin 16 will be on;when the decoder communicates with the vehicle,pin 2 or 6/7/10/14/ 15 has signal waveform.Breakout box makes it super easy to test for good connections at the pins without dealing with finicky probes. - 【16 pins OBDII Interface & 90cm Cable】OBD interface of the detector adopts a 16 pins design,the input jack layout fully emulates the 16-pin layout of the OBDⅡ interface,allowing more tests to be performed quickly and intuitively,you can have quick access to all 16 pin connections during vehicle service and diagnostics.You do not need to directly operate the pins of the OBDII interface.The cable length of the OBDII data line detector is 90 cm,which makes the device connection more convenient. - 【16 Standard 4mm Banana Sockets & Male and Female Connectors】The built-in input jack of the OBD2 breakout box can connect any type of 4mm banana plug, you can connect a multimeter or oscilloscope to any jack to check voltages or signal levels. OBD2 breakout box has male and female connectors for connecting the car OBDII system and the scan tool, so that after you connect the scan tool, you can also detect each pin on the connector through the breakout box. - 【Note】Do not place a jumper between the power pin 16 and ground pins 4 and 5; Do not use this tool to power up a load devices exceeding 1 amp; Do not jumper pins together without understanding the circuits. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0B2C1145D | | Best Sellers Rank | #215,445 in Automotive ( See Top 100 in Automotive ) #932 in Code Readers & Scan Tools | | Brand Name | DUOYI | | Customer Reviews | 4.7 4.7 out of 5 stars (88) | | Item Weight | 0.38 Kilograms | | Manufacturer | DUOYI | | Manufacturer Part Number | QCZDCSY-2PCS | | Model Number | QCZDCSY-2PCS | | Operating System | Windows XP | | Power Source | Corded Electric | | Screen Size | 35 Inches | | UPC | 661706277020 | ## Product Details - **Brand:** DUOYI - **Operating System:** Windows XP - **Power Source:** Corded Electric - **Screen Size:** 35 Inches - **UPC:** 661706277020 ## Images ![OBD2 Breakout Box Can Bus Breakout Box with LED Light Auto OBDII Protocol Detector 16-Pin OBD2 Breaker Box Automotive Electrical Diagnostic Tools Can Bus Analyzer with 35inch Cable - Image 1](https://m.media-amazon.com/images/I/617zPvRfvGL.jpg) ## Frequently Bought Together - DUOYI OBD2 Breakout Box Can Bus Breakout Box with LED Light Auto OBDII Protocol Detector 16-Pin OBD2 Breaker Box Automotive Electrical Diagnostic Tools Can Bus Analyzer with 35inch Cable - Sumnacon 5pcs Banana to Banana Plug Test Lead Set, 4mm Stackable Banana Plug Wire Test Cable Lead for Multimeter, Electrical Test Wire 1000V/15A - Goupchn 5PCS Banana Plug Silicone Test Leads Kit 4mm Fully Insulated Safety Shrouded Stackable Banana Plug with Alligator Crocodile Clips Test Fork Back Probe Pins for Multimeter --- ## 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.de/products/446060137-obd2-breakout-box-can-bus-breakout-box-with-led-light](https://www.desertcart.de/products/446060137-obd2-breakout-box-can-bus-breakout-box-with-led-light) --- *Product available on Desertcart Germany* *Store origin: DE* *Last updated: 2026-07-14*