Plug & Play Battery 5 kWh – Easy Installation, Solar Energy at Your Fingertips
Alma
Installment payment is a financing facility offered by our partner Alma, available for purchases between €50 and €4,000, subject to acceptance of your application.
Discover a simple, efficient, and scalable solution to store solar energy, secure your consumption, and reduce your bill: this smart...
- ✅ In stock — Ready for shipping
- ✅ Specialized logistics — Adapted to volume
- ✅ Experts & After-Sales Service by phone (Based in Belgium)
- ✅ Marstek 2-year Warranty — Workshop & Parts
- ✅ Satisfied or Refunded — 14 days to change your mind
Pay securely and flexibly with our payment options available in the cart.
Discover a simple, efficient, and scalable solution to store solar energy, secure your consumption, and reduce your bill: this smart Plug & Play 5 kWh lithium battery is ready to use, with no complex installation required.
It connects directly to a household outlet, without wiring to solar panels. It stores energy from the grid, a generator, or photovoltaic panels. Perfect for our solar kits or if you already have a home solar installation.
Thanks to its integrated hybrid inverter, it works both on-grid and off-grid. In case of a power outage, it automatically takes over to power your essential devices up to 2500 W.
- Capacity 5.12 kWh – Expandable up to 20 kWh
- Integrated hybrid inverter – intelligent energy management
- 3 modes: self-consumption, manual, grid injection
- Remote control via mobile app (WiFi + Bluetooth built-in)
- Ultra-simple installation – Plug & Play, no electrician required
- Compatible with all solar installations
Simplified technical specifications
| Model | VENUS E 2.0 - MST-BIE5-2500 |
| Capacity | 5.12 kWh |
| Nominal voltage | 51.2 V |
| Output power | 2500 W |
| Integrated inverter | Yes – On-grid & Off-grid |
| Life cycles | > 6000 cycles at 90% DOD |
| Protection rating | IP65 – waterproof casing |
| Communication | RS485 / CAN + WiFi / Bluetooth |
| Dimensions (L x W x H) | 560 x 690 x 201 mm |
| Net weight | 60.5 kg |
| Operating temperature | -20°C to +55°C |
| Certifications | IEC62619, IEC62477, UN38.3, CE, RoHS |
| Warranty | 10 years |
Features & benefits
| Backup power | Max power 2500W in case of outage |
| Total flexibility | Usable standalone or with a solar installation |
| Smart control | Via dedicated mobile app |
| Easy installation | Plug & Play system, ready to plug in |
| Modern design | Compact, sleek, suitable for all interiors |
Box contents
| VENUS E 5 kWh Battery |
| Power connection cable |
| Installation guide |
Warranty
| 10-year manufacturer warranty against any manufacturing defect |
Full technical datasheet (PDF)
Download the datasheet: click here