1. Introduction
Thank you for choosing the WantJoin Commercial Milk Frother and Hot Water Dispenser. This multi-functional appliance is designed for commercial use, offering rapid milk frothing, hot water dispensing, and beverage heating capabilities. With its 1800W power and 1.25 BAR steam pressure, it delivers consistent, high-quality results for various hot and cold beverages. This manual provides essential information for safe operation, setup, maintenance, and troubleshooting to ensure optimal performance and longevity of your device.
2. Important Safety Instructions
Please read all instructions carefully before using the appliance and retain for future reference.
- Electrical Safety: Ensure the appliance is connected to a grounded outlet with the correct voltage (110V-120V/60Hz). Do not operate with a damaged cord or plug. Keep the power cord away from hot surfaces.
- Hot Surfaces and Steam: The appliance generates hot water and steam. Exercise extreme caution to prevent burns. Do not touch hot surfaces directly. Use handles and knobs.
- Water Connection: This appliance requires a continuous water supply connection. Ensure all connections are secure to prevent leaks.
- Children and Pets: Keep the appliance out of reach of children and pets.
- Cleaning: Always unplug the appliance and allow it to cool completely before cleaning. Do not immerse the main unit in water.
- Intended Use: Use the appliance only for its intended purpose as described in this manual. Any other use may result in injury or damage.
3. Product Overview
The WantJoin Commercial Milk Frother is a robust, multi-functional unit designed for efficiency and ease of use in commercial environments. It features a smart LED display for real-time monitoring and durable 304 stainless steel construction.

Front view of the WantJoin Commercial Milk Frother, showcasing the control panel, hot water dispenser, and steam wand.

Front and back views of the milk frother with key components labeled, including the control panel, boiling water outlet, steam nozzle, water inlet, power cord, and removable drip tray.
4. Setup
Proper setup ensures safe and efficient operation of your WantJoin Commercial Milk Frother.
- Unpacking: Carefully remove all packaging materials. Inspect the appliance for any damage.
- Placement: Place the frother on a stable, level, and heat-resistant surface. Ensure adequate clearance around the unit for ventilation.
- Water Connection: This appliance features an automatic water supply system. Connect the provided 3/4" NPT inlet pipe to a potable water source. Ensure the connection is tight and leak-free.
- Drain Connection: Position the removable drip tray correctly. If continuous drainage is desired, ensure the drain outlet is connected to a suitable drainage system.
- Power Connection: Plug the power cord into a grounded electrical outlet.
- Initial Rinse: Before first use, run hot water through the dispenser and steam wand to clean any manufacturing residues.

Diagram showing the automatic water inlet connection and the internal water tank, with a detachable drip tray for easy cleaning.
5. Operating Instructions
The WantJoin Commercial Milk Frother offers intuitive controls for various functions.
5.1 Control Panel Overview

Detailed view of the smart LED control panel, displaying real-time water and cup temperatures, timer, and pressure values.
The smart LED panel displays real-time water and cup temperatures, along with a digital pressure gauge for consistent foam quality. Use the 'SET', 'UP', and 'DOWN' buttons to adjust settings, and the 'POWER' button to turn the unit on/off.
5.2 Hot Water Dispensing
- Ensure the appliance is powered on and the water tank is filled (automatic filling will maintain level).
- Place a cup or container under the hot water spout.
- Turn the hot water knob (usually marked with a coffee cup icon) to dispense hot water.
- Turn the knob back to the closed position to stop dispensing.
5.3 Milk Frothing/Steaming
- Fill a milk pitcher with cold milk.
- Submerge the tip of the 360° rotating steam wand just below the surface of the milk.
- Turn the steam knob (usually marked with a steam icon) to release steam.
- Move the pitcher to create a vortex, incorporating air for frothing or heating for steaming. The LED display will show steam pressure.
- Once desired foam consistency or temperature is reached, turn off the steam knob.
- Immediately wipe the steam wand with a damp cloth to prevent milk residue from drying.

Close-up of the milk frother in action, demonstrating rapid heating and continuous steam output for dense foam.
5.4 Beverage Heating
The hot water dispenser can also be used to quickly heat various beverages or prepare tea.

Collage demonstrating the multi-functional capabilities: heating drinks, frothing milk, brewing tea, and dispensing boiling water.
This video provides a visual guide to the WantJoin Commercial Milk Frother, showcasing its rapid heating, smart LED screen, steam pressure, quick beverage heating, easy-to-clean design, efficient milk frothing, and overall versatility for cafe-level enjoyment.
6. Maintenance
Regular cleaning and maintenance will extend the life of your appliance and ensure hygienic operation.
- Drip Tray: The drip tray is removable for easy cleaning. Empty and rinse it daily to prevent overflow and bacterial growth.
- Steam Wand: After each use, wipe the steam wand immediately with a damp cloth. Periodically, remove the tip and clean any dried milk residue with a small brush or pin.
- Exterior Cleaning: Wipe the exterior of the appliance with a soft, damp cloth. Do not use abrasive cleaners or scourers.
- Descaling: Depending on water hardness, descaling may be required periodically to remove mineral buildup. Refer to a suitable descaling solution's instructions for use with coffee machines, or consult customer support.
- General Care: As per product specifications, the unit requires hand washing only for removable parts.
7. Troubleshooting
If you encounter issues with your WantJoin Commercial Milk Frother, please refer to the following common solutions:
- No Power: Check if the power cord is securely plugged into a working electrical outlet. Ensure the power switch on the unit is in the 'ON' position.
- No Water Dispensing: Verify that the water supply is connected and turned on. Check for any kinks in the water inlet hose. Ensure the water tank is not empty if not using automatic refill.
- No Steam/Weak Steam: Ensure the appliance has reached its operating temperature. Check if the steam wand is clogged and clean it if necessary. Verify adequate water supply.
- Leaking: Check all water connections for tightness. Ensure the drip tray is correctly seated.
- Unusual Noises: Some operational noises are normal. If you hear loud or unusual noises, power off the unit and contact customer support.
If the problem persists after attempting these solutions, please contact WantJoin customer support.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | WantJoin |
| Model Name | Commercial Milk Frother |
| Power | 1800W |
| Voltage | 110V-120V/60Hz |
| Material | Alloy Steel (304 Stainless Steel tank) |
| Special Feature | Auto Shut-Off |
| Recommended Uses | Commercial (Cafe, Milk Tea Shop, Hotel, Restaurant Kitchen) |
| Product Care Instructions | Hand Wash Only |
| Item Weight | 23.2 pounds |
| Package Dimensions | 27.3 x 18.5 x 13.5 inches |

A person standing next to the milk frother, illustrating its dimensions and the 3/4" NPT inlet pipe.
9. Warranty and Support
WantJoin offers a one-year coverage for this Commercial Milk Frother. Should you encounter any issues or require technical assistance, please do not hesitate to reach out to our professional one-on-one technical support team. We are committed to providing comprehensive support to ensure your satisfaction.
For support, please refer to the contact information provided with your purchase or visit the official WantJoin website.





