Electric Tankless Water Heater 5.5kW – O7
Electric Tankless Water Heater for Kitchen
- True water-electricity separation heating for safety
- 3s instant heating & 95% high heat efficiency
- ±1℃ precise temperature & flow control system
- Comfortable & stable warm water daily use
- Mini design space-saving 80%
- 12 safety protections – overheating, dryheating, overpressure, leakage etc.
OEM/ODM Available
Experience reliable, Electric Tankless Water Heater with Piano’s patented heating technology.
O7 deliver 3s fast heating, ultra-long life patented heating element, true water-electricity separation heating for safety, and 95% high heat efficiency by unique M-type heating tube, no water scale and any leakage. Adopt intelligent control system, make the temperature and water flow more accurate and stable ±1℃. Stylish and durable high-quality ABS housing. Meet comfortable and stable warm water daily use. Each model has 12 safety protections. Mini design space-saving 80% and easy to install.
Technical Specifications
| Rated Power | 5.5kW |
| Rated Voltage | 220V-240V 50/60Hz 1Phase |
| Rated Pressure | 0.02-0.6MPa |
| Rated Current | 25A |
| Mini Water Flow | 1.2L/min |
| Heating Element | Patented Cast Aluminum |
| Housing Material | High-Quality ABS |
| Control Mode | Touch Screen |
| Display Mode | LED Digital Temperature |
| Temperature Range | 25-55°C |
| Waterproofing Grade | IPX4 |
| Wire Requirement | 3*2.5mm² |
| Pipe Section | G1/2″ |
| Air Switch Requirement | 32A |
| Electricity Meter Requirement | 10(40)A |
| Product N.W. | 2.4kg |
| Product Size | 296*214*60 mm (L.W.H.) |
| Mounting Type | Under-sink / Wall Mount (Vertical) |
| Color Options | Sea Blue / Customizable |
Applications
- Residential bathrooms (apartments and villas)
- Hotels, resorts, and spas
- Fitness centers and gyms
- Office and staff dormitory showers
- Commercial kitchens and laundry facilities
OEM/ODM services
Piano provides full OEM/ODM support including design customization, heating core technology sharing, and flexible branding options. We welcome global distributors and project partners to build long-term cooperation.
