





💧 Stop leaks before they start—smart protection for your water system!
The iSpring ALS1 Leak Detector and Shut-Off Valve is a compact, wall-mountable device designed for reverse osmosis and under-sink water filtration systems. It features a contact sensor with an expandable pad that detects leaks and automatically shuts off the water supply via a 1/4” quick connect valve. With a maximum operating pressure of 100 psi, easy pad replacement, and lifetime tech support upon registration, it offers reliable, proactive water damage prevention for homes and businesses.




| Mounting type | Wall Mount | 
| Sensor technology | Contact Sensor | 
| UPC | 662425070206 | 
| Global Trade Identification Number | 00662425070206 | 
| Manufacturer | iSpring | 
| Part number | ALS1 | 
| Item Weight | 41 g | 
| Product Dimensions | 4.57 x 3.81 x 7.37 cm; 41 g | 
| Item model number | ALS1 | 
| Color | White | 
| Style | Leak stop | 
| Finish | Yes | 
| Item Package Quantity | 1 | 
| Included components | parts | 
| Batteries Included? | No | 
| Batteries Required? | No | 
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