---
product_id: 404385256
title: "ROYHOO 4PCS 1/2 Inch Float Ball Valve Plastic Water Float Valve Mini Plastic Float Valve with Adjustable Arm for Automatic Water Level Control of Water Tank Gray"
brand: "royhoo"
price: "NT$1791"
currency: TWD
in_stock: true
reviews_count: 5
category: "Royhoo"
url: https://www.desertcart.tw/products/404385256-royhoo-4pcs-1-2-inch-float-ball-valve-plastic-water
store_origin: TW
region: Taiwan
---

# Automatic water level control Heat resistant ABS & PE materials 1/2 inch precision inlet size ROYHOO 4PCS 1/2 Inch Float Ball Valve Plastic Water Float Valve Mini Plastic Float Valve with Adjustable Arm for Automatic Water Level Control of Water Tank Gray

**Brand:** royhoo
**Price:** NT$1791
**Availability:** ✅ In Stock

## Summary

> 💧 Stay in control, never run dry — the smart float valve for the savvy millennial manager.

## Quick Answers

- **What is this?** ROYHOO 4PCS 1/2 Inch Float Ball Valve Plastic Water Float Valve Mini Plastic Float Valve with Adjustable Arm for Automatic Water Level Control of Water Tank Gray by royhoo
- **How much does it cost?** NT$1791 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/404385256-royhoo-4pcs-1-2-inch-float-ball-valve-plastic-water)

## Best For

- royhoo enthusiasts

## Why This Product

- Trusted royhoo brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Smart Auto-Shutoff:** Adjustable float arm triggers instant water inlet shutoff, preventing overflow and saving water.
- • **Versatile Multi-Pack:** Includes 4 valves, perfect for scaling water management in multiple tanks or larger reservoirs.
- • **Wide Operating Range:** Handles water temperatures from 0 to 70°C and pressures up to 0.8 MPa, built for diverse environments.
- • **Durable & Safe Materials:** Crafted from heat-resistant ABS plastic and non-toxic silicone valve core for long-lasting, corrosion-free use.
- • **Precision Fit, Effortless Control:** 1/2 inch inlet ensures seamless plumbing integration for your water tanks or pools.

## Overview

The ROYHOO 4PCS 1/2 Inch Float Ball Valve set features durable ABS plastic bodies with PE floats and silicone valve cores, designed for automatic water level regulation in tanks and pools. Each valve measures approximately 7.87 inches in length with a 3.74-inch float, supports water temperatures from 0 to 70°C, and operates under pressures up to 0.8 MPa. This 4-piece set offers easy installation and adjustable float arms for precise water inlet control, ensuring efficient, corrosion-resistant performance ideal for home or small commercial water systems.

## Description

Features:How to operate:Simply adjust the angle which is formed by the float and the valve body, if the surface of water contacts the float, the water inlet switch will be automatically closed. More numbers of water valves should be available for you to install if water inlet is large, effectively solve the problem of taking water in a short time.Specifications:Body material: ABS plasticFloat material: PEValve core: siliconeThe valve total length: approx. 7.87 inchFloat length: approx. 3.74 inchWorking temperature: 0-70 degrees CelsiusApply pressure: 0.01-0.8 MPAPackage includes:4 x 1/2 Inch float ball valveNote:Please allow slight size error due to manual measurement.

Review: Útil - Muy útiles para mantener agua disponible en recipientes a cierto nivel.
Review: Great product. - Perfect installation and good quality plastic for long lasting performance.

## Features

- Material: the body of the body is made of quality ABS plastic material, which is featured with good heat resistance and impact resistance of PC resin, not corrode or rust. The float is made of PE material with nice stability. The valve core is made of silicone material which is non-toxic and odorless, safe for you to use.
- Easy to use: you can have a automatic water level control by adjusting the angle which is formed by the float and the valve body, if the surface of water contacts the float, the water inlet switch will be automatically closed.
- Quantity and measurement: we provide you with a total of 4 pieces 1/ 2 inch float ball valves, the valve total length is approx. 7.87 inch and a float length is about 3.74 inch, you can install different numbers of the water valves according to the size of the tank or pool.
- Suitable condition: the float ball valve can be adapted to water temperature which ranges from 0 to 70 degrees Celsius, 0.01-0.8MPA water pressure is applicable, featuring with good control of the water inlet, will give a nice using experience to you.
- Multifunction: our plastic water filter float ball valves are suitable for a variety of occasions, such as small swimming pools and storage tanks at home, more numbers of water valves should be available for you to install if water inlet is large, effectively solve the problem of taking water in a short time.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09836ZKMC |
| Brand | ROYHOO |
| Brand Name | ROYHOO |
| Customer Reviews | 4.5 out of 5 stars 217 Reviews |
| Exterior Finish | Abs,Plastic,Silicone |
| Exterior finish | Abs , Plastic, Silicone |
| Inlet Connection Size | 1/2 Inches |
| Inlet Connection Type | ball |
| Inlet connection size | 1/2 Inches |
| Inlet connection type | ball |
| Item Weight | 0.01 Kilograms |
| Manufacturer | ROYHOO |
| Manufacturer Part Number | fbv-4 |
| Material | Plastic |
| Material Type | Plastic |
| Maximum Pressure | 0.8 Pascal |
| Model Number | fbv-4 |
| Number of Pieces | 4 |
| Number of Ports | 2 |
| Outlet Connection Type | NPT |
| Outlet connection type | NPT |
| Set Name | 4-Piece Float Ball Valve Set |
| Size | 1/2 inches |
| Smart Home Compatibility | Not Smart Home Compatible |
| UPC | 716942383544 |
| Unit Count | 4.0 Count |
| Valve Type | Float Valve |

## Product Details

- **Brand:** ROYHOO
- **Exterior finish:** Abs,Plastic,Silicone
- **Inlet connection size:** 1/2 Inches
- **Inlet connection type:** ball
- **Material:** Plastic

## Images

![ROYHOO 4PCS 1/2 Inch Float Ball Valve Plastic Water Float Valve Mini Plastic Float Valve with Adjustable Arm for Automatic Water Level Control of Water Tank Gray - Image 1](https://m.media-amazon.com/images/I/61AhOc+Qv7S.jpg)
![ROYHOO 4PCS 1/2 Inch Float Ball Valve Plastic Water Float Valve Mini Plastic Float Valve with Adjustable Arm for Automatic Water Level Control of Water Tank Gray - Image 2](https://m.media-amazon.com/images/I/51WXCGBo+4S.jpg)
![ROYHOO 4PCS 1/2 Inch Float Ball Valve Plastic Water Float Valve Mini Plastic Float Valve with Adjustable Arm for Automatic Water Level Control of Water Tank Gray - Image 3](https://m.media-amazon.com/images/I/51JYzpzSg3S.jpg)
![ROYHOO 4PCS 1/2 Inch Float Ball Valve Plastic Water Float Valve Mini Plastic Float Valve with Adjustable Arm for Automatic Water Level Control of Water Tank Gray - Image 4](https://m.media-amazon.com/images/I/61Hnw6FfjRS.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Útil
*by A***O on 20 June 2025*

Muy útiles para mantener agua disponible en recipientes a cierto nivel.

### ⭐⭐⭐⭐⭐ Great product.
*by A***D on 3 October 2025*

Perfect installation and good quality plastic for long lasting performance.

### ⭐⭐⭐⭐⭐ Ha ent failed me yet
*by V***E on 19 January 2026*

Chicken waterer in a bucket. Work like a charm.

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*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-06-22*