550W Photovoltaic Electric Water Heater with DC Heating for Off-grid Home
DC-powered solar PV water heaters with 550W photovoltaic panels and SPCC enamel tanks achieve 70% energy from sun for residential hot water. Linuo Ritter supplies innovative OEM solutions with 30+ years service life and battery-free design.
1. 70% direct solar power supply
2. DC inverter-free design
3. 30ยฐC+ temperature rise capability
4. Battery-free, simple system
5. 30-year ultra-long lifespan
Photovoltaic Technology: 550W monocrystalline photovoltaic panel, 20.71%-21.48% module efficiency, direct DC-driven heating.
Heating System: DC direct heating technology, no inverter required, 30ยฐC+ water temperature boost, 70% solar energy utilization.
Smart Control: WiFi smart monitoring, real-time display of water temperature/power consumption, convenient remote control.
Electric Auxiliary Backup: 2000W AC electric auxiliary heating, automatic switching, 24-hour uninterrupted hot water supply.
Material Configuration: SPCC enamel-coated inner tank, 50mm polyurethane insulation, food-grade safety.
Installation Method: Vertical wall mounting, flexible arrangement of rooftop/balcony photovoltaic panels.
| Technical Data | ||||
| Water tank volunce | Power of PV panels | PV panels | Size | Weight |
| 60L/80L | 580w | 1 | 2278x1134x30mm | 31.80kg+3% |
| 100L | 580w | 2 | 2278x1134x30mm | 31.80kg+3% |
| Water heater parameters | ||||
| Item | Unit | F60-20/5.5G01 | F80-20/5.5G01 | F100-20/11G01 |
| Votalge and frequency | V/Hz | 220/50 | 220/50 | 220/50 |
| Tank volunce | L | 60 | 80 | 100 |
| Tank dimension | mm | ฯ470*775 | ฯ470*940 | ฯ470*1115 |
| Tank package dimension | mm | 820*545*545 | 985*545*545 | 1160*545*545 |
| Outer tank material | Painted steel | |||
| Outer tank thickness | mm | 0.35 | ||
| Insulation material | Polyurethane | |||
| Insulation material thickness | mm | 50 | ||
| Inner tank material | SPCC with enamel coating | |||
| Inner tank material thickness | mm | 1.8 | ||
| Inlet and outlet size | mm | G1/2 | ||
| Anode protection material | MGAZ63B | |||
| Anode protection size | mm | ฯ21*260 | ||
| Electrical heater material | SUS316L | |||
| Power of AC electrical heater | w | 2000 | ||
| Power of DC electrical heater | w | 580 | 580 | 1100 |
| Rated working pressure | bar | 7 | ||
| Max. heating temperature | โ | 75 | ||
| Gross weight | Kg | 24 | 29 | 33 |
| Installation type | Vertically hang on the wall | |||
| Electrical performance parameters at STC | ||||
| Pmax(W)0-+5W | 575W | 580W | 585W | |
| Vmp | 42.22V | 42.37V | 42.52V | |
| Imp | 13.62A | 13.69A | 13.76A | |
| Vocยฑ3% | 50.88V | 51.02V | 51.16V | |
| Iscยฑ3% | 14.39A | 14.47A | 14.55A | |
| Module Efficiency | 0.223 | 0.2245 | 0.2265 | |
| Max System Voltage | 1500V | 1500V | 1500V | |
| Max Series Fuse | 25A | 25A | 25A | |
Solar PV electric water heater Description
As an innovative solar PV electric water heater manufacturer, Linuo Ritter supplies DC-powered photovoltaic geysers with 550W panels and enamel tanks. These PV-to-heat systems achieve 70% solar energy utilization and 30ยฐC+ temperature rise without battery storage, ensuring cost-effective residential hot water supply. Available in 60-100L capacities with 2000W electric backup, our wholesale solar electric heaters feature WiFi smart control and ERP compliance.
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