
±1 dB Accuracy

Noise Reduction

Portable

24-Month Warranty
Product Introduction
The PQ125A series leak detector is a new generation of intelligent detection equipment independently developed by our institute, designed specifically for indoor pressure pipeline leak detection scenarios. Equipped with two sensor configurations, including dual membrane resonant sensors DMR-V59 and DMR-H40, which can flexibly adapt to various detection needs such as indoor main and branch lines.
This instrument utilizes its core technology of precise sound signal acquisition and intelligent analysis algorithms to achieve centimeter level leak point positioning accuracy. It effectively solves the industry challenge of detecting indoor pressure pipeline leaks an.

Features & Benefits
- High sensitivity sensor
- Dual-frequency noise reduction
- User-friendly interface
- Long battery life
- Wide application range
Technical application:
- Human-computer interaction technology
- AI intelligence empowerment
- Double membrane resonance technology
- Dynamic display of time-domain waveform
- Sound intensity focusing technology
- Multi dimensional feature extraction technology
- Edge intelligent analysis technology

Technical Specifications
Parameter | Value |
---|---|
SENSOR CONFIGURA-TION | DMR-V59 DMR-H40 |
DETECTION FUNCTION | Indoor |
MEASUREM-ENT DEPTH | 0.5m |
DETECTION MODE | General Detection, Location |
GAIN | Default 3 levels, 10 levels adjustable |
VOLUME | Default 5 levels, 10 levels adjustable |
WORKING TEMPERATURE | -20℃~50℃ |
SLEEP | Default not sleep, Can be set to 10 minutes, 15 minutes, 30 minutes automatic sleep |
DISPLAY SCREEN | 7-inch LCD screen resolution 1024*600 |
POWER CONSUMPTION | ≈3W |
WORKING TIME | ≤8 Hours |
CHARGING TIME | 6-8 Hours |
BATTERY | 3.7V 7000mAh |
PRODUCT WEIGHT | Host 0.6kg |
SIZE PRODUCT | Host size: 221x149x43mm |
Kitchen Pipe Leaks
Prevent Cabinet Dampness and Mold Growth.
Bathroom Hidden Pipe Leaks
Avoid Tile Detachment and Water Seepage Spread.
Living Room Underfloor Heating Pipe Leaks
Reduce Floor Warping and Repair Costs.
Balcony and Inlet Pipe Leaks
Prevent Wall Mold and Neighbor Disputes.
Customer Testimonial"Using the PQ-125, we located a leak in just 30 minutes. Very reliable!"
— Mr. Wang from Leak Detection Company
The indoor leak point that the owner has been unable to find, can be easily located using PQ-125, resolving neighborhood disputes with very high efficiency!"
——Mr. Zhang from the property management company
Download Center
Brochure (PDF) User ManualFAQ
Q1: What payment method do you support?
A: We support Wire Transfer, Western Union, PayPal and Alibaba order.
Q2: What shipment way do you use and how is the delivery time?
A: We use DHL/FedEx/UPS/TNT/EMS Air Express. Sea shipping. Delivery time is within 7 working days for in stock items.
Q3: Guide for After-sale Service.
A: 2 years guarantee for product and maintenance of core components. For more details please contact our online sales.
Q4: I have other questions to consult.
A: Please contact our online sales by click Chat Now or Send Inquiry down below. Your question will receive prompt attention and reply!
Q5: I do not know how to read the profile, who can help?
A: we have professional after sell service to help to read for you.