The MARSTEK VENUS B is an all‑in‑one plug‑and‑play AC‑coupled energy storage system built for residential backup, smart self‑consumption, and off‑grid convenience. Delivering 2kWh usable capacity, 1.5kW efficient bidirectional power, and AI‑driven optimization, it brings stable, durable energy to your home or small site in minutes—no complex setup required.
Key Advantages
5-Minute Plug & Play Installation. Ultra‑quick setup with simple plug‑in connection; get backup and storage running immediately without professional rewiring.
1.5kW Efficient Bidirectional Power. Smooth charging & discharging for optimized self‑consumption, cutting energy costs while ensuring stable power flow.
Strong Uninterrupted Backup. 1.5kW rated off‑grid power, 1.8kW peak power (60s), keeping critical loads online during grid outages.
Long‑Life LiFePO₄ Battery. 6000+ cycles at 25°C, 90% DoD, and 2kWh usable capacity for years of safe, consistent performance.
MARSTEK AI Energy Optimization. Intelligent energy management that automatically adjusts usage to maximize efficiency and savings.
Tough & Built to Last. IP65 dustproof & waterproof, wide operating temp (−20°C to +60°C), natural cooling, and 10‑Year Warranty for total peace of mind.
Technical Highlights
AC‑coupled design compatible with 230V/50Hz grids
Battery‑to‑AC efficiency >88%, THDi<3%, power factor >0.99
Compact size with LED display
Bluetooth & Wi‑Fi for remote monitoring & control
Natural cooling, operating altitude up to 2000m
European off‑grid socket & MST‑grid port
Ideal For
Residential grid‑tied & backup power
Existing solar PV system retrofits
Small commercial / light industrial energy storage
Off‑grid auxiliary power
Peak shaving & self‑consumption optimization
Why Choose MARSTEK VENUS B
It combines simplicity, performance, and durability in one compact unit. Whether you need reliable backup during blackouts, want to lower electricity bills, or need flexible off‑grid power, VENUS B is your all‑around energy solution.
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