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    Home / Photovoltaics / Batteries for photovoltaics / Marstek Venus A Expansion Battery MST-E2.0ST

    Marstek Venus A Expansion Battery MST-E2.0ST

    Code: MST-HIE2.0-0800
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    Expansion battery module for the Marstek Venus A system, adding 2.12 kWh of LiFePO4 storage per module. Stack up to 5 additional modules to reach 12.72 kWh total system capacity.

    Detailed information

    In stock, ships within 24h
    In stock, ships within 24h
    We keep products in stock and dispatch your order within 24 hours.
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    9 out of 10 customers return
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    4.9★ rated by installers
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    Product detailed description

    Seamless Capacity Expansion
    The MST-E2.0ST is a dedicated expansion battery module for the Marstek Venus A All-in-One ESS. Simply stack it beneath the main unit to add 2.12 kWh of usable energy per module, with support for up to 5 expansion modules per system.

    Long-Lasting LiFePO4 Cells
    Built with lithium iron phosphate (LiFePO4) chemistry for over 6,000 charge cycles at 90% depth of discharge. Natural convection cooling ensures silent, maintenance-free operation.

    Safe & Weatherproof
    IP65-rated enclosure allows both indoor and outdoor installation. The 13S configuration delivers a nominal voltage of 41.6V in a compact 450 x 340 x 168 mm form factor weighing just 19 kg.

    Additional parameters

    Category: Batteries for photovoltaics
    Weight: 17 kg
    Brand: Marstek
    Marstek - Product line: Marstek Venus A
    Nominal Voltage: 41.6V (13S)
    Battery Chemistry: LiFePO4
    Cycle Life: >6,000 cycles @ 90% DoD
    Depth of Discharge: 90%
    Cooling: Natural convection
    Max Expansion Modules: 5 (up to 12.72 kWh total)
    Compatible With: Marstek Venus A

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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]