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    Home / Photovoltaics / Batteries for photovoltaics / Marstek Venus-E 2.0 AC Battery

    Marstek Venus-E 2.0 AC Battery

    Code: MARSTEK-VENUS-E2
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    Marstek Venus-E AC Battery
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    The Marstek Venus E is a high-performance 5.12 kWh LiFePO₄ AC-coupled energy storage system designed for seamless integration with any PV setup. Featuring up to 2.5 kW on-grid and backup output, it supports whole-home backup in both single- and three-phase configurations. Expandable up to 4 units per phase, it offers plug-and-play installation, smart meter compatibility (CT003/Shelly), and anti-feed-in for 100% self-consumption. With >6,000 cycle life, LAN/RS485/Wi-Fi/Bluetooth connectivity, and EMS-ready open API/Modbus protocol, the Venus E delivers scalable, intelligent energy management for residential and commercial. needs.

    The 2.0 Version have several improvements over the last version, such as:

    • Floor Mounting only
    • Casters only/dual top handles added

    Detailed information

    In stock, ships within 24h
    In stock, ships within 24h
    We keep products in stock and dispatch your order within 24 hours.
    9 out of 10 customers return
    9 out of 10 customers return
    As many as 9 out of 10 customers come back to us for their next project.
    4.9★ rated by installers
    4.9★ rated by installers
    Professional installers rate us an average of 4.9 out of 5 stars.
    One partner for the whole project
    One partner for the whole project
    A complete range from one partner – no juggling multiple suppliers.

    Product detailed description

    Key Features:

    Performance & Capacity

    • 2500W on-grid AC output power
    • 2500W fast charging, full charge in approx. 2 hours
    • 5.12 kWh LFP battery with over 6000 cycles and 15-year lifespan
    • Scalable up to 4 units per phase, enabling 10 kW output / 20.48 kWh per phase

    PV & Smart Integration

    • Compatible with any existing PV system
    • Anti-feed-in & 100% self-consumption enabled
    • Supports Marstek CT003 / Shelly smart meters for AI optimization
    • Enables zero energy waste through real-time smart meter management
    • Integrates with external EMS via Open API / Modbus / LAN / RS485 / WiFi / BT

    Home Backup & Grid Interaction

    • Provides 2500W backup power within 12ms (UPS function)
    • Supports whole-home backup, single- and three-phase systems
    • Supports intelligent electricity trading (grid interaction for profit)

    Installation & Durability

    • 5-second plug & play installation
    • IP65-rated waterproof and weather-resistant
    • Operates in extreme conditions down to -20°C
    • Compact and sleek design suitable for indoor and outdoor use

    Reliability & Warranty

    • Designed for long-term residential & light commercial energy management

    Additional parameters

    Category: Batteries for photovoltaics
    Weight: 64 kg
    Brand: Marstek
    Marstek - Product line: Marstek Venus E

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    MARSTEK, founded in 2020, is on a mission to make clean energy accessible and affordable for every household. The company developed its own lithium iron phosphate (LFP) laminated cells and introduced the world's first household micro-solar battery storage system, pioneering a new category of compact, plug-and-play residential energy storage.

    The name MARSTEK blends "Mars" and "Technology," reflecting the company's bold commitment to exploration and innovation. MARSTEK products are designed for simplicity, safety, and maximum value, enabling homeowners to store solar energy and reduce electricity costs without complex installations or high upfront investment.

    Manufacturing company : Shenzhen Marstek Energy Co., Ltd.
    Address : Building B, Yusheng Industrial Park, Gongming Sub-district, Guangming District, Shenzhen, Guangdong, China
    E-mail : [email protected]
    EU representative of the manufacturer : Marstek GmbH
    Address of the EU representative : Wiesenstrasse 21, 40549 Düsseldorf, Germany
    Email of the EU representative : [email protected]