Your Professional Countertop Instant Heating RO Water Dispenser Supplier
Shenzhen Landun Environmental Technology Co., Ltd founded in 2011, is a high-tech company based in Shenzhen, Guangdong Province, China. We specialize in the research, development, and production of water filters and smart toilet seat covers. Our facilities cover over 30,000 square meters and include modern office spaces, production areas, and employee activity zones. We operate with 6 standard production lines and 2 fully automated lines, ensuring efficient production capacity. Our state-of-the-art equipment includes advanced injection molding machines, filter assembly systems, and multi-function laboratories, allowing us to deliver high-quality products with comprehensive R&D, manufacturing, and testing capabilities.
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Countertop Instant Heating RO Water PurifierCountertop instant heating RO water dispenser. Item No.: L-RO801. Rated Voltage: AC 220V 50HZ/can change to 110V. Rated Power: 2100W. Daily Water Production: 75G (Around 285L). Tank: NO. Flush Method: Auto Flush. Water Purification method:read more
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Wellblue Desktop Instant Heating RO Water DispenserWellblue desktop instant heating RO water dispenser. Item No.: L-RO801. Rated Voltage: AC 220V 50HZ/can change to 110V. Rated Power: 2100W. Daily Water Production: 75G (Around 285L). Tank: NO. Flush Method: Auto Flush. Water Purificationread more
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Alkaline Countertop Reverse Osmosis RO SystemsAlkaline countertop reverse osmosis (RO) systems. Item No.: L-RO801. Rated Voltage: AC 220V 50HZ/can change to 110V. Rated Power: 2100W. Daily Water Production: 75G (Around 285L). Tank: NO. Flush Method: Auto Flush. Water Purificationread more
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Countertop No Installation Required Water PurificationCountertop Water Filtration Purification System for PFAS & Other Contaminants with Exclusive Ultra Reverse Osmosis Technology (No Installation). Item No.: L-RO801. Rated Voltage: AC 220V 50HZ/can change to 110V. Rated Power: 2100W. Dailyread more
Why Choose Us
Our Service
We have strict quality inspection on original materials, and 100% quality inspection when mass production, which to ensure that each products is good before we ship it out. We are also assist to ship out the cargos on time.
OEM/ODM
Based on customer requirements, we provide both ready-made products and customized OEM/ODM solutions to support brand differentiation.
Our Certificate
Certified by ISO9001, CE, FDA, ROHS, and FCC, we use CNC machines and automated testing equipment for superior production standards.
Sales Market
Our products are sold across North America, Europe, Africa, and Asia, including markets such as South Africa, Bangladesh, Vietnam, India, Indonesia, Singapore, Japan, and Latin America.
Countertop Instant Heating RO Water Purifier
A countertop instant hot reverse osmosis water purifier is a desktop household appliance that integrates reverse osmosis water purification technology with instant heating function. It provides users with a safe and convenient direct drinking water solution through the combination of physical filtration and instant heating.
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Capacity |
75GPD |
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Product size |
480x215x395mm |
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3 stage filtration |
PP&Carbon + RO+ Alkaline |
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6L raw water storage tank, 2L pure water storage tank |
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Features of Countertop Instant Heating RO Water Purifier
Plug-and-Play Simplicity
With the countertop RO system, you get a hassle-free experience right out of the box. Just plug it in, and you’re good to go. This system offers convenience without compromising on quality, making it ideal for apartments, offices, or any space valuing easy installation.
Adaptable and Versatile
Whether in your cozy kitchen, at the office, or even on the road with your RV, the is your trusty companion. Designed for modern living, its compact size ensures it fits seamlessly wherever you have a power outlet. It’s the definition of drinkable water on demand, no matter where life takes you.
Instant Heat, Tailored to Your Needs
Why wait for water to heat when you can have it instantly? Whether it’s for your morning coffee, baby’s formula, or that perfect cup of tea, choose from four precise temperature settings. Plus, with the built-in child safety lock, peace of mind comes standard. It’s about making every drop count, and every moment matter.
Smart, User-Friendly Interface
Dive into the future with the smart panel display. Monitor filter life, check real-time temperature, and even get low water level reminders. It’s about giving you the information you need, when you need it. With intuitive touch controls, your perfect glass of water is just a tap away.
Maintenance Made Easy
With the twist-and-lock design, filter replacements are a snap. Plus, the automatic self-cleaning mode keeps things fresh without any fuss. It’s about more than just water; it’s about a seamless experience from start to finish.
Type of Countertop Instant Heating RO Water Purifier
Single-Tank Type
This type uses only one tank, serving both raw water storage and purified water heating functions. Its compact size makes it suitable for space-constrained environments (such as small kitchens or office desks).
Dual-Tank Type (Raw Water + Purified Water Tank)
This type features separate raw water and purified water tanks. Raw water is filtered through an RO membrane before entering the purified water tank, and the heating module draws water from the purified water tank for heating. The raw and purified water are completely isolated, preventing unfiltered water from entering the heating system.
Removable-Tank Type
This design separates the water tank from the main unit, allowing for complete removal for cleaning or water replacement. This prevents bacterial growth inside the tank and extends filter life.

Applications of Countertop Instant Heating RO Water Purifier
Home Use
Large-capacity water tank (e.g., 5L) meets the simultaneous water needs of multiple users, reducing frequent water changes. Mineralized filters (e.g., with added strontium) and multiple temperature settings enhance the drinking experience.
Office Use
The installation-free design is suitable for public areas, allowing employees to access healthy hot water anytime, improving work efficiency. The instant heating function meets the needs of making tea and coffee, eliminating waiting time for water to boil.
Rental/Mobile Use
Easily disassembled and taken when moving, avoiding resource waste. No connection to kitchen water pipes is required; It can be placed in any location such as a bedroom or living room.
Technical Principles of Countertop Instant Heating RO Water Purifier
Reverse Osmosis Water Purification Process
Raw Water Inlet: Tap water enters the equipment through the inlet, first passing through a PP cotton filter to intercept large particles such as sediment and rust.
Activated Carbon Adsorption: Water flows through an activated carbon filter, removing residual chlorine, odors, and some organic matter, protecting the RO membrane from oxidative damage.
RO Membrane Separation: Under the action of a high-pressure pump, water molecules pass through the RO membrane to become pure water, while dissolved salts, bacteria, and other impurities are retained, forming concentrated water (wastewater) which is discharged.
Post-treatment: Pure water may pass through a post-activated carbon or mineralization filter to further improve taste or add beneficial minerals.
Instant Heating Principle
Electrothermal Conversion: When the user selects a temperature, the heating element is instantly energized, converting electrical energy into heat energy to directly heat the flowing water.
Temperature Control System: An NTC temperature sensor monitors the water temperature in real time, and a PID algorithm precisely controls the heating power to ensure a stable outlet water temperature.
Maintenance of Countertop Instant Heating RO Water Purifier

REGULARLY CHECK THE SYSTEM
It's crucial to keep an eye on your reverse osmosis system. Regular inspections help identify any signs of wear and tear and keep performance optimal. Always look for any leaks, drips, or changes in water taste or smell. If you spot anything unusual, it could mean it's time for some upkeep.
CHANGE THE FILTERS
The heart of your reverse osmosis system lies in its filters. These components are responsible for purifying your water, and over time, they accumulate particles and contaminants, necessitating a change.
CLEAN AND SANITIZE
Occasionally, you'll need to clean and sanitize your system. The reverse osmosis membrane and storage tank are two components that may require this extra care. Use a manufacturer-approved sanitizer, and remember to follow the instructions carefully.
FAQ
As one of the most professional countertop instant heating ro water dispenser manufacturers and suppliers in China, we're featured by quality products and good service. Please rest assured to wholesale customized countertop instant heating ro water dispenser made in China here from our factory.
Alkaline Countertop Reverse Osmosis RO Systems, Countertop Instant Heating RO Water Purifier, reverse osmosis water filtration system how does it work-
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