Topvico
Budget-Friendly Bulk Water Leak Alarm with Extendable Wired Sensor - Entryway Access for Hard-to-Reach Areas - Reliable Flood Detection for Pipe Leak Detection & Property Maintenance (300/500/1000 Pack, UPS Shipping)
First order 10% Off
For orders under 300 packs, please purchase via our Amazon link below.
(Note: Order limits may apply based on FBA stock levels.)
Brand Name: TOPVICO
Model Number: TP-206W
Function: Water Leakage Alarm Sensor Detector
Alarm voice: 120dB
Cable length: 37.8 inches (96cm)
- Loud 120dB Alarm for Immediate Alerts -- The powerful 120dB alarm notifies you as soon as a leak is detected. The alarm continues until the water dries or the sensor is turned off, ensuring you don’t miss a potential flood, even from the basement. A cost-effective solution to prevent water damage in homes and businesses.
- High-Sensitivity 24K Plated Sensor -- Equipped with a premium 24K plated detection board for maximum sensitivity. Designed for repeated use - simply dry the sensor board after activation, and it’s ready to use again.
- Upgraded Easy Installation with Dual Mounting Options -- Features a double-sided adhesive sticker for effortless installation. One part secures the alarm unit, while the other attaches the water detection board. Choose from two mounting styles, as shown in the product images, to best fit your needs. Good for install in RV, fixed well with stickers, not move when driving.
- Comes with a 37.8-inch Cable -- easily extendable by the user up to over 150 feet using standard electrical wire (wire not included). Designed to detect water in hard-to-reach corners / tight space, it's perfect for monitoring rising water levels in sump pumps. Ideal for use in basements, near water heaters, underground spaces, washing machines, kitchens, RVs, and more -- a reliable solution for sump pump overflows and leak detection.
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Battery-Powered & Maximum Efficiency -- Equipped with upgraded low-power circuitry, standby mode for up to 2 Years with a standard 9V alkaline battery (not included). Our optimized energy-saving technology ensures minimal power draw when not triggered, reliable protection with fewer battery changes. We recommend using a quality brand-name alkaline battery for consistent, optimal performance.

Processing time: 1–5 days.
Shipping via UPS to U.S. addresses takes 7–10 days.
Duties are prepaid by the seller (U.S. only).
Why Choose Topvico?
Offline Reliability (No Wi-Fi Needed): Eliminate the headaches of signal drops, complex pairing, or network security issues. Our hardwired system provides 100% stable, fail-proof protection in any environment.
Remote Entryway Access: Designed for hard-to-reach areas. Keep the sensor where the leaks start (under sinks, behind HVAC, or in crawl spaces) while mounting the alarm unit at the entryway for effortless monitoring and 5-second battery checks.
Unbeatable ROI for Large-Scale Projects: We offer the most cost-effective bulk solution on the market. Protect hundreds of units for a fraction of the cost of wireless systems—without sacrificing professional performance.
Expedited UPS Door-to-Door Delivery: We understand project timelines. Your order is shipped via UPS with full tracking, ensuring your job site is equipped on schedule.
Ideal Applications
High-Risk Pipe Burst Detection: Instant alerts for main water lines to prevent catastrophic structural damage.
Commercial Main Water Risers: Reliable monitoring for high-rise plumbing infrastructure.
Multi-Family & Apartment Housing: The gold standard for landlords and HOAs looking to protect hundreds of units simultaneously.
Bulk Industrial Plumbing Protection: Heavy-duty performance for warehouses, factories, and commercial mechanical rooms.
HVAC Secondary Drain Pan Alarms: Critical overflow protection for AC units to prevent ceiling damage and mold growth.
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About Us

Changsha Shigao Electronic Technology Co., Ltd (China) ID number 91430100MA4L3KR73E established in 04-15-2016.
Topvico Inc (United States) ID number 20171379059 established in 05-22-2017.
Topvico trademark in United States, Registration number: 6000812, 03-03-2020.
Topvico trademark in United Kingdom, Registration number: UK00003628387, 08-27-2021.
Topvico trademark in European Union, Registration number: 18457246, 11-08-2021.
Topvico trademark in Canada, Registration number: TMA1251085, 08-16-2024.
Focus on Security & Smart Home System.
We strive to provide our customers with the utmost assistance in creating a safer and smarter home, enjoy a life filled with relaxation and comfort!
Now you can enjoy lower prices and faster support by shopping directly from our official store.


Contact Us
China: Building 15, Yueluxi Road No.660, Yuelu District, Changsha, Hunan 410205
United States: 5430 rockford dr#727. Lincoln. NE 68521
Email: ben@topvico.com
WhatsApp: +86-13739094160
Phone number: +1 402 454 7626
Will give you reply within 24 hours, thanks.
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