--- product_id: 325576941 title: "L4000 Underground Water Leak Detectors Indoor Outdoor Wall Water Pipe Detector Machine Multi Sensor Acoustic Pipeline Leakage Detection Kit Noise Reduction Headphone Smart Touchscreen Carry Case" brand: "pqwt" price: "¥52214" currency: JPY in_stock: false url: https://www.desertcart.jp/products/325576941-l4000-underground-water-leak-detectors-indoor-outdoor-wall-water-pipe store_origin: JP region: Japan --- # Noise-canceling headphones Precise leak localization Smart touchscreen interface L4000 Underground Water Leak Detectors Indoor Outdoor Wall Water Pipe Detector Machine Multi Sensor Acoustic Pipeline Leakage Detection Kit Noise Reduction Headphone Smart Touchscreen Carry Case **Brand:** pqwt **Price:** ¥52214 **Availability:** ❌ Out of Stock ## Summary > 💧 Detect leaks before they flood your day! ## Quick Answers - **What is this?** L4000 Underground Water Leak Detectors Indoor Outdoor Wall Water Pipe Detector Machine Multi Sensor Acoustic Pipeline Leakage Detection Kit Noise Reduction Headphone Smart Touchscreen Carry Case by pqwt - **How much does it cost?** ¥52214 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/325576941-l4000-underground-water-leak-detectors-indoor-outdoor-wall-water-pipe) ## Best For - pqwt enthusiasts ## Why This Product - Trusted pqwt brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Global Ready:** Supports 7 languages and includes lifetime maintenance for peace of mind worldwide. - • **Pinpoint Accuracy:** Locate underground leaks with laser-focused precision using multi-sensor acoustic technology. - • **Robust & Reliable:** Built by PQWT’s expert R&D team with over 15 years of pipeline detection mastery. - • **Noise-Canceling Clarity:** Professional headphones filter ambient noise so you hear only the leak’s signature sound. - • **User-Friendly Touchscreen:** Intuitive UI guides you effortlessly from scan to detection—no expertise needed. ## Overview The PQWT L4000 is a professional-grade underground water leak detector featuring multi-sensor acoustic technology and a smart touchscreen interface. It precisely locates leaks by analyzing signals from 16 points, enhanced by noise-canceling headphones for clear auditory detection. Designed and manufactured by PQWT with over 15 years of expertise, it supports 7 languages and offers lifetime maintenance, making it an indispensable tool for both professionals and serious DIYers. ## Description Shop PQWT L4000 Underground Water Leak Detectors Indoor Outdoor Wall Water Pipe Detector Machine Multi Sensor Acoustic Pipeline Leakage Detection Kit Noise Reduction Headphone Smart Touchscreen Carry Case. Free delivery on eligible orders of £20 or more. ## Features - L4000 - Outdoor detection 5m + indoor detection 0.5m, covers outdoor dual ground types (hardened/soft) and indoor floors. - Optimized for floor leak detection, it features a medium sensor for outdoor surfaces and a triangular sensor for indoor floors. The ground-hugging triangular sensor delivers clear, adjustable audio signals for fast and accurate pinpointing. - Working Principle - The Pipeline Water Leak Detector works by capturing sound signals from leaks through its sensor. The device then processes this data, displaying it visually as a spectrum and signal bars on the screen while also playing the audio through headphones. This allows you to easily pinpoint leaks by both listening to unusual sounds and watching for abnormal signal patterns. - Worry-free Use - 2 years of worry-free use and supports 11 languages (English, Turkish, Italian, French, Spanish, Arabic, Russian, Portuguese, Korean, Vietnamese, Polish). - Stable and Durable - Wide operating temperature range from -20℃ to +50℃, 0.75Kg lightweight main unit + long battery life (15 hours on standby), 5V USB convenient charging, wide frequency range 1-10000Hz. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08SBPC8YG | | Battery Description | Lithium-Ion | | Brand | PQWT | | Colour | Orange | | Compatible Devices | Computer, Headphones, Touchscreen Devices | | Control Method | Touch | | Customer Reviews | 5.0 5.0 out of 5 stars (1) | | Item Weight | 9 Kilograms | | Manufacturer | Hunan Puqi Geologic Exploration Equipment Institute | | Maximum Range | 5 Metres | | Model Number | L4000 | | Mounting Type | Floor Mount | | Number of Items | 1 | | Power source | Battery Powered | | Sensor Technology | Acoustic Sensor | | Shape | Square | | Sound Level | 70 Decibels | | UPC | 783103966649 | | Voltage | 5 Volts | ## Product Details - **Battery description:** Lithium-Ion - **Brand:** PQWT - **Colour:** Orange - **Compatible devices:** Computer, Headphones, Touchscreen Devices - **Power source:** Battery Powered ## Images ![L4000 Underground Water Leak Detectors Indoor Outdoor Wall Water Pipe Detector Machine Multi Sensor Acoustic Pipeline Leakage Detection Kit Noise Reduction Headphone Smart Touchscreen Carry Case - Image 1](https://m.media-amazon.com/images/I/61oGO41MSFL.jpg) ![L4000 Underground Water Leak Detectors Indoor Outdoor Wall Water Pipe Detector Machine Multi Sensor Acoustic Pipeline Leakage Detection Kit Noise Reduction Headphone Smart Touchscreen Carry Case - Image 2](https://m.media-amazon.com/images/I/41+1IMwg3CL.jpg) ![L4000 Underground Water Leak Detectors Indoor Outdoor Wall Water Pipe Detector Machine Multi Sensor Acoustic Pipeline Leakage Detection Kit Noise Reduction Headphone Smart Touchscreen Carry Case - Image 3](https://m.media-amazon.com/images/I/51785CK736L.jpg) ![L4000 Underground Water Leak Detectors Indoor Outdoor Wall Water Pipe Detector Machine Multi Sensor Acoustic Pipeline Leakage Detection Kit Noise Reduction Headphone Smart Touchscreen Carry Case - Image 4](https://m.media-amazon.com/images/I/51wV6p1GIhL.jpg) ![L4000 Underground Water Leak Detectors Indoor Outdoor Wall Water Pipe Detector Machine Multi Sensor Acoustic Pipeline Leakage Detection Kit Noise Reduction Headphone Smart Touchscreen Carry Case - Image 5](https://m.media-amazon.com/images/I/51LWbiWqLeL.jpg) ## Available Options This product comes in different **Model** options. ## Questions & Answers **Q: Is this supplied in a case?** A: yes, There is a silver case in which the instrument and all accessories are included ## Frequently Bought Together - PQWT-L4000 Water Leakage Detection for Indoor and Outdoor Pipe Leak Locator Tester, 5 Meters (Middle+Triangle) - THE BASEMENT WATCHDOG Model BWD-HWA 110 dB Battery Operated Water Alarm - Amazon Basics 8-Pack 9V Alkaline Batteries, 5-Year Shelf Life - for Smoke/CO Detector, Electronics & Audio --- ## 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.jp/products/325576941-l4000-underground-water-leak-detectors-indoor-outdoor-wall-water-pipe](https://www.desertcart.jp/products/325576941-l4000-underground-water-leak-detectors-indoor-outdoor-wall-water-pipe) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-10-11*