1. Important Safety Information
The MIZUDO EQUIK 24kW tankless water heater is designed with a unique separation of internal water and electrical circuits to prevent electric leakage and scale buildup. It is ETL certified and incorporates multiple safety features for reliable operation.
- Leakage Protection
- Overheating Protection
- High Pressure Protection
- Dry-fire Prevention
- IPX4 Waterproofing
- Scald Prevention
- Flame-retardant Shell
- Low Flow Protection
- Voltage Protection

Image: ETL Certified MIZUDO EQUIK 24kW Tankless Water Heater with safety features including IPX4 Waterproof, Scald Prevention, Dry Burn Prevention, Flame-retardant Shell, Low Flow Protection, and Voltage Protection.
2. Product Overview
The MIZUDO EQUIK 24kW tankless water heater provides instant hot water with 98% heating efficiency, delivering water above 120℉ in seconds without preheating. Its compact design (17.05" x 12.91" x 3.58") allows for installation in various tight spaces, blending seamlessly with any environment. The unit features an LED touch display for easy temperature customization and an intelligent control system to minimize temperature fluctuations.

Image: Key features of the MIZUDO EQUIK 24kW Tankless Water Heater, highlighting its compact design, 3-second instant heating, intelligent constant temperature, 98% high thermal efficiency, touch control panel, and 6 safety features.

Image: An internal diagram illustrating the MIZUDO EQUIK 24kW Tankless Water Heater's powerful performance, including 3-second instant heating, 98% high thermal efficiency with integrated cast aluminum heating, intelligent control system for precise temperature control, and a water flow sensor for steady temperature.
Video: A product overview of the MIZUDO EQUIK Electric Tankless Water Heater, demonstrating its features and benefits for consistent hot water supply.
3. Installation Guide
Proper installation is crucial for the safe and efficient operation of your MIZUDO EQUIK 24kW water heater. This unit requires a 240V electrical supply, drawing a maximum of 100A. It needs three 40AMP breakers and 3 X 8AWG wire gauge. The water connection is 3/4" NPT. A minimum water flow of 0.79 GPM/min is required, with a maximum flow rate of 5.55 GPM. Professional installation is highly recommended.

Image: Detailed product parameters and an installation guide diagram for the MIZUDO EQUIK 24kW/240V tankless water heater, illustrating electrical connections, breaker requirements (3x40 AMP), and wire gauge (3 X 8AWG). Professional installation is recommended.

Image: Important pre-purchase circuit requirements for the MIZUDO EQUIK 24kW, 240 Volt water heater, specifying a 100 Amps power requirement, 3x40 Amp breakers, and 3 X 8AWG wires. It recommends a 200 Amp household service and consulting a certified electrician.
Video: An installation guide for the MIZUDO EQUIK ET024/ET027 models, demonstrating the correct electrical wiring connections to the circuit breakers.
4. Operating Instructions
The MIZUDO EQUIK water heater features an intuitive LED touch display for easy operation. You can customize your preferred water temperature directly on the unit. The intelligent control system ensures stable constant temperature, providing a comfortable experience. The unit is designed to provide hot water for multiple outlets simultaneously, such as 3-4 outlets, depending on the incoming water temperature.

Image: A visual representation of the MIZUDO EQUIK 24kW Tankless Water Heater's capacity to provide endless hot water on demand, capable of meeting the hot water needs of one kitchen and two bathrooms simultaneously.

Image: A North America Ground Water Temperature Map accompanied by a table detailing the MIZUDO 24kW water heater's performance, including outflow rate (GPM) and simultaneous shower use, based on various inlet water temperatures.
5. Maintenance
To ensure optimal performance and longevity of your MIZUDO EQUIK tankless water heater, regular maintenance is recommended. While the unit's design helps prevent scale buildup, periodic inspection by a qualified professional is advisable. Check for any leaks or unusual noises. Keep the exterior clean with a soft, damp cloth. Do not use abrasive cleaners or solvents.
6. Troubleshooting
If you experience any issues with your MIZUDO EQUIK water heater, please refer to the following general guidelines:
- No Hot Water: Check if the power supply is connected and the circuit breakers are on. Ensure the water inlet valve is fully open. Verify the temperature setting on the LED display.
- Inconsistent Water Temperature: Ensure the water flow rate is within the recommended range (0.79 GPM/min minimum). Check for any blockages in the water lines.
- Error Codes: If an error code appears on the display, consult the full product manual (if available) or contact customer service for specific guidance.
For persistent problems or complex issues, it is recommended to contact MIZUDO customer service or a certified technician.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | MIZUDO |
| Model | EQUIK 24 |
| Power Source | AC |
| Product Dimensions | 3.8"W x 17"H |
| Color | White |
| Power Rating | 24kW at 240V |
| Max Amperage | 100A |
| Required Breaker | 3 x 40AMP |
| Wire Gauge | 3 X 8AWG |
| Water Connection | 3/4" NPT |
| Maximum Flow Rate | 5.55 GPM |
| Minimum Water Flow | 0.79 GPM/min |
8. Warranty and Support
The MIZUDO EQUIK 24kW Electric Tankless Water Heater comes with a 12-month warranty. For any inquiries, technical assistance, or warranty claims, please contact MIZUDO customer service. 7/24 customer service is available to assist you.