--- product_id: 432122408 title: "FHRHRY Wideband UEGO Air/Fuel Ratio Gauge 52mm (2-1/16”) with 4.9 LSU Sensor, Digital AFR Controller Gauge, Wideband O2 Control Sensor kit | 0-5V Analog Output (10-20 AFR Range)" brand: "fhrhry" price: "€ 219.99" currency: EUR in_stock: true reviews_count: 5 category: "Fhrhry" url: https://www.desertcart.hr/products/432122408-fhrhry-wideband-uego-air-fuel-ratio-gauge-52mm-2-1 store_origin: HR region: Croatia --- # Customizable bezels & faceplates Universal 52mm fit & 0-5V output 0.1 AFR rapid response FHRHRY Wideband UEGO Air/Fuel Ratio Gauge 52mm (2-1/16”) with 4.9 LSU Sensor, Digital AFR Controller Gauge, Wideband O2 Control Sensor kit | 0-5V Analog Output (10-20 AFR Range) **Brand:** fhrhry **Price:** € 219.99 **Availability:** ✅ In Stock ## Summary > 🔥 Tune smarter, drive sharper with precision that speaks volumes! ⏱️ ## Quick Answers - **What is this?** FHRHRY Wideband UEGO Air/Fuel Ratio Gauge 52mm (2-1/16”) with 4.9 LSU Sensor, Digital AFR Controller Gauge, Wideband O2 Control Sensor kit | 0-5V Analog Output (10-20 AFR Range) by fhrhry - **How much does it cost?** € 219.99 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/432122408-fhrhry-wideband-uego-air-fuel-ratio-gauge-52mm-2-1) ## Best For - fhrhry enthusiasts ## Why This Product - Trusted fhrhry brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Plug & Play Anywhere:** Compact 52mm housing fits most instrument pods for flexible, hassle-free installation wherever you want it. - • **Seamless System Sync:** 0-5V analog output ensures smooth integration with nearly all engine management systems and data loggers—no compatibility guesswork. - • **Tailor Your Dashboard:** Interchangeable black & silver bezels plus black & white faceplates let you customize your gauge’s look to match your style and ride. - • **Worry-Free Performance:** No free-air calibration needed ever, backed by 24-month warranty and 24/7 support to keep you confidently on the road. - • **Precision in Every Pulse:** 4.9 LSU sensor delivers lightning-fast, ultra-accurate air/fuel ratio readings to keep your engine optimized and safe. ## Overview The FHRHRY Wideband UEGO Air/Fuel Ratio Gauge is a 52mm digital gauge featuring a 4.9 LSU sensor for ultra-fast and precise AFR readings. It offers customizable bezels and faceplates for a personalized look, universal fit for most instrument pods, and a 0-5V analog output compatible with most engine management systems. Designed for easy plug-and-play installation with no free-air calibration required, it ensures optimal engine tuning and safety, backed by a 24-month warranty and responsive customer support. ## Description WIDEBAND UEGO O2 AIR/FUEL RATIO GAUGE KITProduct Features- A custom lookInterchangeable black and silver bezelsInterchangeable black and white faceplates- 4.9 LSU wideband sensor and weld-in bung included - No free air sensor calibration required - ever- 52mm (2-1/16 inch) gauge housing- Analog output: 0-5V- AFR range: 10-20 AFRHow to determine compatibility?There is a sticker or nameplate on the frame of each device with model and serial number information. The adaptability of most parts is model-based, which means that these parts are only suitable for specific series of manufacturing equipment. Please carefully verify the compatibility of this kit with your model before purchasing.Confirm compatibility by model number (each device has a specific set of parts for that model).Do not match by brand or image (parts compatible with your brand may not be compatible with your model).AFR Value Range By Fuel TypesGauge Display/0-5V Output Gasoline values from 10 to 20:1 AFR0-5V Output E85 values from 6.6 to 13.2:1 AFR0-5V Output Ethanol values from 6.14 to 12.3:1 AFR0-5V Output Methanol values from 4.4 to 8.8:1 AFRGauge Display/0-5V Output Lambda values from 0.68 to 1.36Package1* UEGO Gauge Assembly1 * UEGO Sensor1 * O2 Sensor Bung4 * Butt Connectors1 * Installation Instruction1 * 4 Lead Harness1 * UEGO Sensor Harness1 * Silver Bezel1 * Black Lambda Faceplate1 * White AFR Faceplate Review: Excellent service - Excellent service, build quality looks excellent Review: Excelente - Funciona perfectamente ## Features - 【AIR/FUEL RATIO UEGO GAUGE】Our wideband O2 AFR gauge has a digital LED display and LED "needle" that changes color as the AFR changes from rich to thin; Each gauge is equipped with black and silver bezels and black and white faceplates for multiple color combinations and customized appearance. - 【WIDELY COMPATIBILITY】The 52 mm (2-1/16 inch) gauge housing ensures that it fits most instrument pods and can be installed remotely almost anywhere. Our digital wideband gauge have 0-5V analog output, which can be used with data loggers and almost all engine management systems. Confirm compatibility by model number rather than brand or image. - 【PREMIUM QUALITY】Accurate A/F ratio data is crucial when adjusting the engine. The 4.9 LSU sensor provides speed and accuracy for the controller, it can react quickly even for every 0.1 air-fuel ratio change, allowing you more time to respond and protect your engine safety. At the same time, it never requires free-air calibration when used with our wideband O2 UEGO AFR gauge. - 【INSTALLATION】Thanks to the 52mm housing of the wideband gauge, you can install it almost wherever feasible. Plug and play, very convenient. In order to help you understand the accessories and installation details, we have provided an installation instruction in the package. - 【100% SATISFACTION SERVICE】If you have any questions or dissatisfaction, please email us and we will help you solve it perfectly - 24 Months Warranty & 24 Hours Service. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09N9CY37T | | Best Sellers Rank | #23,732 in Automotive ( See Top 100 in Automotive ) #5 in Automitive Electrical Air & Fuel Ratio | | Brand | FHRHRY | | Brand Name | FHRHRY | | Customer Reviews | 4.0 out of 5 stars 317 Reviews | | Included Components | 1* Wideband UEGO Air/Fuel Ratio Gauge 52mm (2-1/16”) with 4.9 LSU Sensor Kit | | Item Dimensions | 13.5 x 13 x 11.5 centimeters | | Item Weight | 1.27 Pounds | | Item dimensions L x W x H | 13.5 x 13 x 11.5 centimeters | | Item weight | 1.27 Pounds | | Manufacturer | FHRHRY | | Material | Stainless Steel | | Material Type | Stainless Steel | | Model | 30-4110 | | Number of Items | 1 | | Number of Packs | 1 | | Part Number | 30-4110 | | Thread Style | 18mm X 1.5 | | Thread type | 18mm X 1.5 | | UPC | 721927861238 | | Unit Count | 1 Count | ## Product Details - **Brand:** FHRHRY - **Material:** Stainless Steel - **Item dimensions L x W x H:** 13.5 x 13 x 11.5 centimeters - **Item weight:** 576 g - **UPC:** 721927861238 ## Images ![FHRHRY Wideband UEGO Air/Fuel Ratio Gauge 52mm (2-1/16”) with 4.9 LSU Sensor, Digital AFR Controller Gauge, Wideband O2 Control Sensor kit | 0-5V Analog Output (10-20 AFR Range) - Image 1](https://m.media-amazon.com/images/I/71a3RF2z-qL.jpg) ## Questions & Answers **Q: Is this gauge waterproof?** A: no **Q: What is the wiring diagram for the 6 wire 02 sensor that is included? I want to hook up to a 4 wire bosch 02 sensor instead.** A: It has instructions for how to wire the gauge into the wires from the O2 plug. But the plugs are standardized, so you shouldn’t need to rewire it. Just plug it in. **Q: Is this kit more reliable than the AEM ones?** A: I wouldn't say it's more reliable but it's saying it's close I've been using mine for about a year with no issues **Q: Anybody got a color scheme for the wires? I've lost the instructions.** A: its just red key on hot black ground the other two are for another gauded of like for your cars ecu those are white and blue you don't need them jusy red and black for stand alone also you can look in the AEM website it's a copy of that ## Customer Reviews ### ⭐⭐⭐⭐⭐ Excellent service *by M***T on 27 April 2026* Excellent service, build quality looks excellent ### ⭐⭐⭐⭐⭐ Excelente *by G***O on 5 January 2026* Funciona perfectamente ### ⭐⭐⭐⭐⭐ Great bang for the money! *by J***E on 26 July 2026* Was concerned about quailty and effectiveness. Had it installed for awhile lots of passes with it and daily driving. Work great have had 0 issues with it. Would buy again. ## Frequently Bought Together - Wideband UEGO Air/Fuel Ratio Gauge 52mm (2-1/16”) with 4.9 LSU Sensor, Digital AFR Controller Gauge, Wideband O2 Control Sensor kit | 0-5V Analog Output (10-20 AFR Range) - GlowShift Universal Black Single Gauge Swivel Dashboard Pod - Fits Any Make/Model - Swivels 360 Degrees - ABS Plastic - Mounts (1) 2-1/16" (52mm) Gauge to Vehicle's Dash - GlowShift Tinted 7 Color 30 PSI Turbo Boost/Vacuum Gauge Kit - Includes Mechanical Hose, T-Fitting & Wiring - Multi-Color Display - Black Dial - Smoked Lens - for Car & Truck - 2-1/16" 52mm --- ## 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/432122408-fhrhry-wideband-uego-air-fuel-ratio-gauge-52mm-2-1](https://www.desertcart.hr/products/432122408-fhrhry-wideband-uego-air-fuel-ratio-gauge-52mm-2-1) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-08-13*