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iSpring LS43WL Smart Leak Shut-Off System, Automatic Water Leak Detector with 1 Wired & 1 Wireless Sensor, Whole-Home Water Damage Protection, 1" MNPT + 3/4" FNPT

iSpring LS43WL Smart Leak Shut-Off System, Automatic Water Leak Detector with 1 Wired & 1 Wireless Sensor, Whole-Home Water Damage Protection, 1" MNPT + 3/4" FNPT

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Regular price $243.35
Regular price Sale price $243.35
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  • 24/7 Customer Support
  • Risk-Free 30-Day Returns
  • Fast & Reliable U.S. Shipping

30-Day Hassle-Free Returns

Not satisfied? Return your order within 30 days for a full refund or exchange — simple and easy.

✔ Easy return process

✔ Fast refunds

✔ No hidden conditions

Fast U.S. Shipping

We ship within the United States only — no international delays.

✔ Processing time: 1–2 business days

✔ Delivery time: 3–7 business days

✔ Real-time tracking available

👉 Track your order anytime from the header via Track Order

About This

  • Whole-Home Protection at the Source – Installed at the main water inlet, the LS43WL shuts off the water supply at the source when a leak is detected, ensuring fast and effective protection for your entire home
  • Automatic Shut-Off Leak Protector – Instantly stops water flow within 20 seconds of a leak detection, providing peace of mind and preventing costly water damage. Ideal for RO systems, under-sink filters, and other water appliances. Note: To ensure the unit maintains its automatic shut-off function, please keep the main system plugged into the power adapter at all times
  • Dual Sensors with Adaptive Modes – Includes one wired and one wireless leak detector, offering two detection modes for enhanced accuracy and flexibility. Regular Mode offers instant leak alerts in dry areas, while Humid Mode prevents false alarms in moisture-prone spaces
  • Smart Whole-Home Leak Defense – Engineered to monitor high-risk zones like bathrooms, kitchens, and basements, iSpring Water Leak Detector provides reliable protection across a wide area of your home
  • Easy DIY Installation – DIY-friendly design for quick installation with basic tools. Compatible with 1" MNPT and 3/4" FNPT connections, making it easy to protect your home from unexpected water leaks
  • Long-Lasting and Reliable – iSpring LS43WL water leak detector is compatible with up to 8 wireless leak detectors. It uses high-quality materials and includes 1 wireless and 1 wired leak detection pads for extended use and protection

Overview

  • Brand : iSpring
  • Product Dimensions : 5.7"L x 4.21"W x 9.06"H
  • UPC : 810004177246
  • Manufacturer : iSpring
  • Number of Items : 1
View full details
Is Hard Water or Contaminated WaterDamaging Your Home?
Signs You May Be Experiencing Problems With Your Tap Water
Protect Your Home Appliances
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Softer Skin & Healthier Hair
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Pure, Better-Tasting Drinking Water
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Prevent Costly Hard Water Damage
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Reduce Limescale Buildup
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Clean Water, Whole Home
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Protect Your Home Appliances
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Softer Skin & Healthier Hair
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Pure, Better-Tasting Drinking Water
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Prevent Costly Hard Water Damage
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Reduce Limescale Buildup
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Clean Water, Whole Home
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RO Water Filters Reverse Osmosis Water Filters for Pure Drinking Water
Salt Water Softeners Salt Water Softeners for Powerful Hard Water Treatment
Pure Water. Better Living.

Experience the difference clean, softened water makes in your daily life — from healthier skin to better tasting drinking water.

👉 Softer skin and smoother hair with every shower.

Descaling Solutions Descaling Solutions for Removing Limescale and Mineral Buildup
👉 Enjoy healthier skin and hair with every use.
Water Filter Cleaning Kits

👉 Prevent scale buildup and keep your appliances running efficiently.

Under Sink Water Filters

👉 Softer, brighter clothes that last longer with every wash.

Reverse Osmosis Systems Best Reverse Osmosis Systems for Clean Drinking Water

See the Difference in Your Water — Instantly

Hard water, chlorine, and hidden contaminants can affect your health, skin, and appliances.

Our advanced filtration system removes impurities and delivers clean, safe water throughout your entire home.

Feel the difference in every drop — from your kitchen to your shower.

Impurity Reduction 95%
Chlorine Removal 99%

FAQ

Is installation difficult?
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No. Our systems are designed for easy DIY installation and most homeowners can install them without professional tools. If you need help, our support team is always available.
Do I need a plumber to install the system?
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No plumber is required. The system connects directly to your existing plumbing with simple fittings.
How does this system improve water quality?
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Our filtration system helps reduce common impurities and minerals that cause hard water problems, improving the taste and clarity of your water.
Will this help protect my appliances?
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Yes. Hard water minerals can build up inside appliances. Our system helps reduce scale buildup, helping extend the life of washing machines, dishwashers, and water heaters.
How often do filters need to be replaced?
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Most filters only need replacement every 6–12 months, depending on usage and local water conditions.
Will this improve my skin and hair?
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Many customers notice softer skin and smoother hair after switching to filtered or softened water.
What if I'm not satisfied with the system?
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If you're not completely satisfied, you can return your product within 30 days for a full refund.
Easy to install — no plumber required. Our experts are here if you need help.
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