---
product_id: 699172623
title: "WP596816 Sensor Valve Kit Fit for watts premier 500800&500805 & grundfos up comfort Instant Hot Water Recirculating Pump System, Include Two 12\" Supply Lines & Two 1/2\" x 3/8\" Reduced Fittings"
price: "KD 24.92"
currency: KWD
in_stock: true
reviews_count: 9
url: https://www.desertcart.com.kw/products/699172623-wp596816-sensor-valve-kit-fit-for-watts-premier-500800-500805
store_origin: KW
region: Kuwait
---

# Water-saving bypass valve Includes 2x 12" supply lines + fittings Auto temp sensor at 98°F WP596816 Sensor Valve Kit Fit for watts premier 500800&500805 & grundfos up comfort Instant Hot Water Recirculating Pump System, Include Two 12" Supply Lines & Two 1/2" x 3/8" Reduced Fittings

**Price:** KD 24.92
**Availability:** ✅ In Stock

## Summary

> 🔥 Upgrade your flow, save water, and never wait again!

## Quick Answers

- **What is this?** WP596816 Sensor Valve Kit Fit for watts premier 500800&500805 & grundfos up comfort Instant Hot Water Recirculating Pump System, Include Two 12" Supply Lines & Two 1/2" x 3/8" Reduced Fittings
- **How much does it cost?** KD 24.92 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.kw](https://www.desertcart.com.kw/products/699172623-wp596816-sensor-valve-kit-fit-for-watts-premier-500800-500805)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Instant Hot Water Access:** Say goodbye to cold water wait times with smart temperature-triggered valve action.
- • **Plug & Play Installation:** Complete kit with supply lines and fittings for a hassle-free, under-sink upgrade anyone can do.
- • **Reliable 5-Year Warranty:** Backed by rigorous testing and responsive support for long-term peace of mind.
- • **Water & Energy Efficiency:** Conserve precious resources by recycling cool water back to the heater, cutting waste and bills.
- • **Robust High-Temp Durability:** Crafted from PPS plastic with 50% glass fiber for superior heat and corrosion resistance.

## Overview

The WP596816 Sensor Valve Kit is a precision-engineered replacement valve compatible with Watts Premier 500800/500805 and Grundfos UP Comfort recirculating pumps. Featuring an automatic temperature sensor that opens at 98°F, it efficiently recycles cold water back to the heater, delivering instant hot water while conserving water and energy. Constructed from high-strength PPS plastic with glass fiber reinforcement, it ensures durability under high temperatures and pressure. The kit includes two 12-inch supply lines and reduced fittings for easy installation under the sink, supported by a 5-year warranty for reliable, long-term performance.

## Description

Sxmprail Let every drop of water be cherished At Sxmnail, we always hold a passion for home furnishings and a deep understanding of customer needs. The birth of every product is a manifestation of our desire for a better life and our care for customers. We focus on kitchen and home products, committed to creating a comfortable and convenient home for you. Why choose our bypass valve？ 1. Enhanced Thread Structure Superior sealing performance No leaks 2. High-Purity Paraffin Temperature Sensor Greatly reduce the accumulation of hard water deposits on the plunger 3. 50% Glass-Fiber PPS Material Heat&Corrosion resistant Strong and Stable Five years of support We firmly believe that it will work for a long time and always offer a five-year free replacement. Why choose our bypass valve？ 1. Enhanced Thread Structure Superior sealing performance No leaks 2. High-Purity Paraffin Temperature Sensor Greatly reduce the accumulation of hard water deposits on the plunger 3. 50% Glass-Fiber PPS Material Heat&Corrosion resistant Strong and Stable Five years of support We firmly believe that it will work for a long time and always offer a five-year free replacement. We believe that technology can help families use resources more efficiently and create a warmer life. By choosing our products, you are not only improving the quality of your home life, but also contributing to the protection of our shared planet. Let's cherish every drop of water together and warm every family. Sensor Valve Kit

Review: Hot water in a flash. - Installs easily and works great. The 3/8 to 1/2 adapter was installed already so it appeared as if the hose was 1/2 to 1/2 , but all that you have to do is remove the end with the adapter.
Review: Instant Warm water - Works perfect

## Features

- Fit for watts and grundfos recirculating pump: The 595926 sensor valve kit replace watts sensor valve kit and compatible with watts 500800&500805 hot water recirculating pump and grundfos UP15-10SU7P/TLC comfort series 1/25 HP re-circulator. The replacement for grundfos 595926 comfort valve kit is installed under the sink at the fixture furthest from the water heater.
- Function: The 595926 bypass valve kit is a critical component of the hot water recirculating system, designed to significantly improve efficiency. The sensor valve automatically opens when the water temperature on the hot water side drops, effectively pushing the cool water back to the water heater. Once the temperature in the hot water line reaches 98°F, the valve closes, ensuring immediate access to hot water with minimal waiting time. This not only enhances comfort but also conserves water, promoting both convenience and sustainability.
- Instant Hot Water & Resource Savings: The 595926 bypass valve kit prevents cold water from running off. Installing this thermostat-controlled valve gives you immediate access to hot water, reducing wait times, conserving water, and lowering energy costs. Have your home equipped with the 595926 comfort valve kit and witness the ultimate solution for a seamless and energy-efficient heating system. Ejecting cold water lines runoff at the faucet using a bypass valve and compressor with a timer to limit water flow while delivering rapid hot water.
- Upgraded Material: The 595926 bypass valve kit is made of PPS plastic with 50% glass fiber content, which has extremely strong high temperature resistance and corrosion resistance. The enhanced strength and rigidity can withstand the pressure and impact of hot water flow, ensuring the continuous operation of the sensor valve. In addition, this bypass valve adopts a high-strength threaded structure combined with stronger stability of the material, which can effectively reduce the risk of leakage.
- Easy to Install: The 595926 comfort valve kit is designed to be simple, easy to install and replace, and does not require additional components. It is installed under the sink at the fixture decoration from the water heater You can install it by watching YouTube videos. In addition, the thread size of this 595926 sensor valve is 1-1/2 inches and compatible with all types of pipes, adding to its versatility. NOTE: it is designed for indoor use only on standard tank water heaters in residential buildings. It is not suitable for use with tankless water heaters or for outdoor applications.
- Effortless Installation: This 595926 sensor valve kit features a straightforward design, complete with two 12" supply lines, two reducing fittings (converting from 1/2" FPT to 3/8" MPT), and two mounting screws. The complete kit ensures Hassle free installation and replacement, eliminating the need for extra parts.
- Five Year Warranty: Our 595926 bypass valve uses high-quality silicone sensors and innovative temperature control technology to ensure precise response and efficient operation even under extreme conditions. Each sensor valve undergoes rigorous testing to ensure its long service life. In addition, we always offer a warranty of up to 5 years. You don't need to worry about it stopping working within a few months. We will provide you with a reassuring guarantee. If you encounter any problems during use, please feel free to contact us by email at any time. We promise to provide you with a satisfactory solution within 12 hours to ensure a worry free user experience.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DTJR867R |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #148,284 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #176 in Water Pump Accessories |
| Customer Reviews | 4.0 4.0 out of 5 stars (72) |
| Date First Available | January 21, 2025 |
| Item Weight | 11.7 ounces |
| Item model number | 595926 Sensor Valve Kit |
| Manufacturer | Sxmprail |
| Package Dimensions | 15.04 x 4.88 x 1.38 inches |
| Part Number | 595926 Sensor Valve Kit |

## Images

![WP596816 Sensor Valve Kit Fit for watts premier 500800&500805 & grundfos up comfort Instant Hot Water Recirculating Pump System, Include Two 12" Supply Lines & Two 1/2" x 3/8" Reduced Fittings - Image 1](https://m.media-amazon.com/images/I/71d2mDbZgQL.jpg)
![WP596816 Sensor Valve Kit Fit for watts premier 500800&500805 & grundfos up comfort Instant Hot Water Recirculating Pump System, Include Two 12" Supply Lines & Two 1/2" x 3/8" Reduced Fittings - Image 2](https://m.media-amazon.com/images/I/81r4CfkUDnL.jpg)
![WP596816 Sensor Valve Kit Fit for watts premier 500800&500805 & grundfos up comfort Instant Hot Water Recirculating Pump System, Include Two 12" Supply Lines & Two 1/2" x 3/8" Reduced Fittings - Image 3](https://m.media-amazon.com/images/I/8132HOmonOL.jpg)
![WP596816 Sensor Valve Kit Fit for watts premier 500800&500805 & grundfos up comfort Instant Hot Water Recirculating Pump System, Include Two 12" Supply Lines & Two 1/2" x 3/8" Reduced Fittings - Image 4](https://m.media-amazon.com/images/I/81IvF8jVh8L.jpg)
![WP596816 Sensor Valve Kit Fit for watts premier 500800&500805 & grundfos up comfort Instant Hot Water Recirculating Pump System, Include Two 12" Supply Lines & Two 1/2" x 3/8" Reduced Fittings - Image 5](https://m.media-amazon.com/images/I/81qt5FUgPIL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Hot water in a flash.
*by S***R on June 9, 2025*

Installs easily and works great. The 3/8 to 1/2 adapter was installed already so it appeared as if the hose was 1/2 to 1/2 , but all that you have to do is remove the end with the adapter.

### ⭐⭐⭐⭐⭐ Instant Warm water
*by A***R on January 12, 2026*

Works perfect

### ⭐⭐⭐⭐⭐ Hot water in second
*by T***S on February 13, 2026*

easy to install

## Frequently Bought Together

- WP596816 Sensor Valve Kit Fit for watts premier 500800&500805 & grundfos up comfort Instant Hot Water Recirculating Pump System, Include Two 12" Supply Lines & Two 1/2" x 3/8" Reduced Fittings
- 595926 Sensor Valve Fit for watts premier 500800&500805 and grundfos up comfort Series Instant Hot Water Recirculating Pump System 367010 Thermal Bypass Valve Five Year Warranty

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*Product available on Desertcart Kuwait*
*Store origin: KW*
*Last updated: 2026-05-18*