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    Home / Photovoltaics / Accessories / Smart meters / MARSTEK CT003 Smart Meter

    MARSTEK CT003 Smart Meter

    Code: MARSTEK-CT003
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    MARSTEK CT003 Smart Meter
    €45 €55,35 incl. VAT Measure price:
    In stock (5 pcs)
    Delivery to:
    24.08.2026

    The MARSTEK CT003 is a compact, easy-to-install smart meter designed to optimize household energy usage. By retrieving real-time data from your electricity meter, it intelligently balances home loads, minimizes grid power reliance, and ensures your solar energy is used to its fullest. With support for both P1 and infrared connections, the CT003 is highly compatible with household smart meters and Marstek products.

     

    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

    Equipped with WLAN, Bluetooth, and an external antenna option, it guarantees a stable and secure connection, while the Marstek App provides clear, real-time insights into your energy consumption and savings. The CT003 offers efficiency, sustainability, and long-term peace of mind.

    Key Features

    • Compact design with magnetic installation
    • Compatible with household smart meters (P1 & IR connection)
    • Smart load balancing to reduce grid power usage and lower bills
    • Solar energy optimization – stores and releases excess energy when needed
    • Real-time monitoring via Marstek App with easy-to-read charts
    • WLAN & Bluetooth connectivity with optional external antenna
    • Simple DIY installation – no professional help required
    • High security & reliable signal strength

    Additional parameters

    Category: Smart meters
    Weight: 0.3 kg
    Brand: Marstek
    Lenght: 25.5 mm
    Width: 52 mm
    Height: 53.7 mm
    Communication: Wi-Fi, Bluetooth

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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]