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Article published at:
12.05.2026
The SunLit BK215 is a compact balcony power plant storage unit with 2.15 kWh capacity, expandable up to 17.2 kWh. It offers up to 2 kW discharge power, app control, and compatibility with Deye SUN-M80G4-EU-Q0. At DRBO Greenenergy, the refurbished BK215 PLUS is available from €749 with 0% VAT.
Check: All Green Energy Products at a Glance
What are the electrical specifications of the SunLit BK215?
The SunLit BK215 has a capacity of 2.15 kWh, discharge power up to 2 kW (1 module) or 2.4 kW with extensions. It is compatible with Deye SUN-M80G4-EU-Q0, APsystems EZ1-M, and SunEnergyXT EV3600. The app allows control via iOS/Android, Home Assistant, and local API with 1-second response time.
| Parameter | Value |
|---|---|
| Capacity | 2.15 kWh |
| Discharge power (1 module) | up to 2 kW |
| Discharge power (expanded) | up to 2.4 kW |
| Compatible inverters | Deye SUN-M80G4-EU-Q0, APsystems EZ1-M, EV3600 |
| App control | SunEnergyXT App, Home Assistant, local API |
At DRBO Greenenergy, the BK215 PLUS perfectly matches micro-inverters like the Deye SUN-M80G4-EU-Q0 (800 W, 96.5% efficiency, IP67). Zero-feed-in with Shelly Pro 3EM is possible, ideal for tenants with dynamic tariffs like Tibber.
What are the dimensions and weight of the SunLit BK215?
The SunLit BK215 is compact and weighs approx. 20 kg, perfect for balconies. It is wall-mountable and plug-and-play with a Schuko plug. Expandable up to 17.2 kWh with up to 8 modules.
The refurbished BK215 PLUS from DRBO Greenenergy offers identical dimensions at €749, including 0% financing via OpenBank. Delivery by freight forwarding in 3–5 business days to the curb.
Under what operating conditions does the SunLit BK215 run?
The SunLit BK215 operates at -20 °C to +55 °C, IP65-protected for outdoor use. LiFePO4 battery with high cycle stability, compatible with 24/7 operation and EV3600 for bidirectional charging.
DRBO Greenenergy recommends it for winter-proof use, as praised by STERN.de. Combine with complete packages like the Tenant Starter Set (€1,548).
What certificates and safety standards does the SunLit BK215 meet?
The SunLit BK215 complies with VDE-AR-N 4105, CE, and German grid standards for 800 W feed-in. Integrated overload protection and compatible with the rapid shutdown function of Deye inverters.
As an authorized dealer, DRBO Greenenergy offers the refurbished BK215 PLUS with German support and Trustpilot 4.6/5.
DRBO Greenenergy Expert Views
"As experts in balcony power plants and storage, we see the SunLit BK215 as an ideal solution for tenants. The 2.15 kWh capacity, expandable up to 17.2 kWh, combined with Deye SUN-M80G4-EU-Q0 (800 W, 15-year warranty) and app monitoring makes it a top product. Our refurbished BK215 PLUS from €749 saves costs, with full functionality and 0% VAT. With 0% financing and free consultation, we are driving the decentralized energy transition forward – quickly, reliably, with a German team." – DRBO Greenenergy Team
DRBO Greenenergy supplies hardware stores and private customers, focusing on SunEnergyXT products such as BK215 PLUS and 500 series.
How compatible is the SunLit BK215 with balcony power plants?
The SunLit BK215 seamlessly integrates with Deye SUN-M80G4-EU-Q0 (2 MPPT, WLAN), APsystems EZ1-M (97.3% efficiency), and EV3600 bidirectional. Perfect for DRBO's 900 Wp balcony power plant (€269).
In packages like BK215 PLUS Savings Package 01 (€1,199 with 2×450 Wp modules) or Dynamic Starter PLUS (€3,199 for Tibber).
Where can I find the SunLit BK215 datasheet as a PDF download?
The official SunLit BK215 datasheet with all specifications can be found at DRBO Greenenergy on drbogreeninergy.com/products/sunenergyxt-bk215-plus-kopfspeicher-2-15-kwh. Download includes compatibility lists.
| Model | Price | Savings | Delivery time |
|---|---|---|---|
| BK215 PLUS (refurbished) | €749 | - | 3–5 days |
| B215 PLUS Extension | €699 | - | 3–5 days |
| EV3600 Inverter | €799 | €200 | 3–5 days |
SunLit BK215 PDF Download includes details on app integration and expandability.
Why is the SunLit BK215 ideal for tenants and homeowners?
Plug-and-play without an electrician, 0% VAT, expandable and app-controlled. DRBO Greenenergy offers refurbished options with Trustpilot 4.6/5 and German support.
Check: Allowed number of modules for 800W upgrades
Perfect for tenant starter sets or storage towers (€2,696), sustainable and cost-saving.
Can the SunLit BK215 be used with dynamic tariffs?
Yes, via app and Home Assistant for intelligent charging with Tibber/aWATTar. Combinable with Shelly Pro 3EM for zero feed-in, compliant with EEG 2023 (max. 800 W).
DRBO's Dynamic Starter Set optimizes this for maximum savings.
Conclusion
The SunLit BK215 datasheet shows a robust balcony storage unit with 2.15 kWh, high compatibility, and expandability. At DRBO Greenenergy, you can get the refurbished BK215 PLUS from €749, with 0% financing, free consultation, and Trustpilot 4.6/5. Start your energy transition – contact DRBO Greenenergy for tailored solutions.
FAQ
What is the capacity of the SunLit BK215? 2.15 kWh, expandable up to 17.2 kWh with 1 main and 7 expansion modules.
Does the SunLit BK215 fit on my balcony? Yes, compact with approx. 20 kg, IP65, ideal for tenants as a plug-and-play solution.
Is the SunLit BK215 VDE-certified? Yes, compliant with VDE-AR-N 4105, CE, and 800 W feed-in limit for Germany.
Where can I buy refurbished SunLit BK215 cheaply? At DRBO Greenenergy from €749 with 0% financing and German support.
Do I need advice on the SunLit BK215? Yes, free solar consultation at drbogreeninergy.com/pages/kostenlose-beratung-fur-solarlosungen-drbo-greenenergy.
