Why BeSafe Residential ESS
Most home battery systems look simple on the surface, but the design decisions underneath determine whether your solar investment actually pays off over 15 years. BeSafe residential ESS is built on three engineering principles we refuse to compromise on:
One Box, No Wiring Headaches
Battery, inverter, MPPT charge controller, and BMS are pre-integrated and factory-tested. A single technician completes installation in 2–4 hours — no combiner box, no separate inverter, no DC cabling between enclosures.
Real 6,000+ Cycle LiFePO4
Industrial-grade A-grade LiFePO4 cells with 80% capacity retention after 6,000 full cycles. At one cycle per day, that's 16+ years of daily use — longer than the typical PV panel warranty.
10 ms UPS, Not 500 ms
Seamless switchover between grid and battery in under 10 milliseconds. Your computers, medical devices, and smart-home hubs keep running through blackouts without rebooting.
99.5% MPPT Efficiency
Advanced MPPT with up to 99.5% conversion efficiency — meaning you harvest more of the energy your panels actually produce, especially on cloudy days and during morning/evening low-light hours.
Four Charging Modes
Pure solar, mains priority, solar priority, or hybrid — switch modes from the app or LCD depending on electricity rates, weather forecast, and your usage pattern.
360° Protection, 24/7 Monitoring
Built-in safeguards for short-circuit, overload, over-temperature, PV reverse injection, and AC surge. WiFi + RS485 + CAN connectivity streams cell-level telemetry to your phone.
Models in This Series
A5 5 kWh · 3.6 kW
Compact unit for small homes, apartments, and grid-tied solar retrofits. Floor-standing or mobile-wheeled. Quiet enough for indoor placement.
Download A5 BrochureQ5 5 kWh · 2.4 kW Parallel-Ready
Designed for European markets. 2–6 units can be paralleled for 10–30 kWh total capacity. Anti-reverse-flow grid connection and CT sensor included for feed-in limitation.
Download Q5 BrochureA8 8 kWh · 3.6 kW
Mid-size home ESS. Same form factor as A5 with 50% more storage. Recommended for 4–6 person households with daily evening peak demand.
Download A8 BrochureT10 10.5 kWh · 6 kW
Larger capacity for whole-home backup. 9 kW MPPT handles up to 12 standard PV panels in two strings. Wall-mountable or floor-standing.
Download T10 BrochureTechnical Specifications
| Parameter | A5 | Q5 | A8 | T10 |
|---|---|---|---|---|
| Nominal Capacity | 5,273.6 Wh | 5,120 Wh | 8,086.6 Wh | 10,547.2 Wh |
| Rated Output Power | 3,600 W | 2,400 W | 3,600 W | 6,000 W |
| Peak Power | 7,200 VA | 4,800 VA | 7,200 VA | 12,000 VA |
| Battery Chemistry | LiFePO4 | LiFePO4 | LiFePO4 | LiFePO4 |
| Cycle Life (80% DoD) | 6,000 | 6,000 | 6,000 | 6,000 |
| MPPT Voltage Range | 40–450 VDC | 10–100 VDC | 40–450 VDC | 60–450 VDC |
| Max PV Input Power | 5,000 W | 2,000 W | 5,000 W | 9,000 W |
| UPS Switchover | < 10 ms | < 10 ms | < 10 ms | < 10 ms |
| Operating Temp (Discharge) | -20 ~ 50 °C | -20 ~ 50 °C | -20 ~ 50 °C | -20 ~ 55 °C |
| IP Rating | IP23 | IP21 | IP21 | IP21 |
| Communication | WiFi/RS485/CAN/APP | WiFi/RS485/CAN/APP | WiFi/RS485/CAN/APP | WiFi/RS485/CAN/APP |
| Weight | ~56 kg | ~59 kg | ~76 kg | ~102 kg |
| Installation | Floor / Wheel / Mobile | Floor / Wheel / Mobile | Floor / Wheel / Wall | Floor / Wheel / Wall |
Typical Applications
Certifications & Standards
OEM / ODM for Residential Storage Brands
If you are an installer, distributor, or retail brand entering the home battery market, BeSafe provides full turnkey OEM/ODM services — industrial design, firmware customization, branding, certifications, packaging, and after-sales documentation. Our 20,000 m² smart factory runs automotive-grade SMT production lines with 100% aging and full-load testing under IEC standards.
Spec out your residential storage project
Send us your load profile, solar array size, and target market — we'll recommend the right BeSafe model and send a sample.
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