BLUETTI EP900 Home Battery Backup | 9920 Wh | 9000W | 9000W Solar Input
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Imagine a scenario where a sudden storm knocks out the power in your neighborhood. While your neighbors scramble to find flashlights and candles, your home remains fully powered, thanks to the BLUETTI EP900 Home Battery Backup. Seamlessly switching to battery power, you continue your evening as usual, with lights, appliances, and even your home office running smoothly. The EP900 ensures that your family stays safe and comfortable, no matter the weather.
In today's world, energy reliability and independence have never been more crucial. The BLUETTI EP900 Home Battery Backup stands at the forefront of home energy solutions, offering a robust, scalable, and smart system to ensure your home remains powered even during the most unexpected outages. This cutting-edge battery backup system not only guarantees uninterrupted power supply but also provides a sustainable energy solution, reducing your carbon footprint.
If you have a special use case that isn't covered here, contact us and our friendly experts will be happy to work with you and provide an affordable quote!
Phone/Text: 1-888-976-5443
Email: sales@outboundpower.com

Integrates 2-4 B500 battery packs, offering 9.9kWh to 19.8kWh capacity. This modular design allows you to customize your energy storage according to your household needs, ensuring flexibility and future-proofing your energy solution.
Manage your power usage effortlessly with the BLUETTI app, accessible via WIFI or Bluetooth. This intuitive app lets you monitor battery status, schedule operations, and optimize energy consumption from the convenience of your smartphone.
The IP65 protection grade means the EP900 can withstand dust, rain, and other environmental challenges. It's built to perform reliably in a wide range of conditions, making it a durable choice for any home.
With a noise level of ≤50 dB, the EP900 operates quietly, ensuring that it won’t disrupt your daily life. This makes it perfect for indoor use, where maintaining a peaceful environment is essential.
The system functions reliably in extreme temperatures ranging from -20℃ to 50℃. Whether you live in a hot desert climate or a chilly northern region, the EP900 is designed to handle it all.
Equipped with anti-islanding, overcurrent, short-circuit, and over-temperature protections, the EP900 ensures maximum safety. These features provide peace of mind, knowing that your home and loved ones are protected.
Featuring an MPPT efficiency of 99.90% and PV inversion efficiency of 97.0%, the EP900 maximizes energy conversion and utilization. This high efficiency translates to more savings and better performance for your home energy system.

BLUETTI provides a limited warranty policy, ensuring the absence of defects in materials, workmanship, and performance during the warranty period.
General Specifications |
|
| Scalability | With 2~4 B500 (9.9kWh~19.8kWh) |
| App Control | BLUETTI APP via WiFi or Bluetooth |
| Warranty | 10 Years |
| Protection Grade | IP65 |
| Noise | ≤50 dB (A) |
| Working Temperature | -4℉~122℉ / -20℃~50℃ |
| Relative Humidity | 5%~95% |
AC (Grid-tied) |
|
| Output Power (240V) | 9kW |
| Wiring | L1 / L2 / N / G |
| Voltage | 120VAC / 240VAC |
| Output Current | 37.5A × 2 |
| Input Frequency | 60Hz |
| On and Off-grid Switching Time | <10ms |
| Protection |
Anti-islanding Protection |
Solar Input
|
|
| Maximum Input Power |
9kW with 4 x B500 7.5kW with 3 x B500 5kW with 2 x B500 |
| MPPT Channels | 2 (3000W + 6000W) |
| Array In Series | 1/2 (3000W + 6000W) |
| Maximum Input Voltage | 550V |
| MPPT Voltage Range / Rated | 150V~500V / 360V |
| Single MPPT Maximum Input Current | 12.5A / 25A |
| MPPT Efficiency | 99.90% |
| PV Inversion Efficiency | 97.0% Max. |
| Protection | Reverse Polarity Protection Insulation Resistance Detection Arcing Detection |
B500 Battery Pack Specifications |
|
| Protection Grade | IP65 |
| Noise | <25dB |
| Operating Temperature |
Charging: 32℉~104℉ / 0℃~40℃ Charging: -4℉~104℉ / -20℃~40℃ (Inverter connects to the grid) Discharging: -4℉~104℉ / -20℃~40℃ |
| Storage Temperature |
-4℉~104℉ / -20℃~40℃/ At least one charge cycle per month. 32℉~95℉/ 0℃~35℃ / At least one charge cycle every six months. |
| Working Humidity | 5%-95% |
| Working Altitude | <2000m |
Battery |
|
| Battery Type | Lithium Iron Phosphate Cells (LiFePO4) |
| Rated Capacity | 4960Wh |
| Usable Capacity | 4464Wh |
| DoD | 90% |
| Short-circuit Protection | Yes |
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