Replacement Water Flow Sensor Hall Flow Switch Jr-A568-5B Suitable For Instant Product Details Packing includes:1 x Sensor Switch The flow sensor Hall flow switch utilizes advanced Hall effect technology to accurately measure the flow of water. It provides precise and reliable data on the rate of water flow, allowing for effective monitoring and control of water systems. This flow switch detects the flow of water through the use of a magnetic field, ensuring minimal interference with the water flow and reducing the risk of clogging or contamination. Our replacement water flow sensor Hall flow switch JR-A568-5B is suitable for Shenzhou/Wanyi instant electric water heaters. For use in the home, RV or mobile home. Durable designed water sensor switch is made from high-quality materials that are resistant to corrosion and wear, ensuring long-lasting performance. Note: The water inlet and outlet connector parts need to be installed with O-ring seals to prevent water leakage. (O-ring seals are not included in this product) If you have any questions about this product, please feel free to contact us and we will try our best to help you solve it. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.