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    Home / Photovoltaics / Inverters / Deye SUN-STS500L Static Transfer Switch Module (500 kW)

    Deye SUN-STS500L Static Transfer Switch Module (500 kW)

    Code: SUN-STS500L
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    Deye SUN-STS500L STS module front view
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    Deye SUN-STS500L - 500 kW static transfer switch (STS) module for the Deye BOS-B C&I energy storage solution. Grid/load/generator management, <20 ms transfer.

    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

    Overview

    Deye SUN-STS500L - 500 kW static transfer switch (STS) module for the Deye BOS-B C&I energy storage solution. Grid/load/generator management, <20 ms transfer.

    Key Features

    • 500 kW static transfer switch for C&I energy storage
    • Independent Grid, Load and Generator port management
    • Ultra-fast transfer (<20 ms) keeps critical loads online
    • One unit manages up to five 100 kW or four 125 kW PCS modules
    • RS485 / CAN to Deye Cloud and local EMS
    • Building block of the Deye BOS-B C&I ESS solution

    Technical Specifications

    Rated AC power (grid/load/gen)500 kW
    Rated current725 A
    Rated voltage220/380, 230/400 V (three-phase)
    Grid connection form3L/N/PE
    Rated frequency50 / 60 Hz
    Sources managedGrid, Load, Generator
    Off-grid switching time<20 ms
    CommunicationRS485 / CAN
    Protection ratingIP20
    Overvoltage categoryOVC III
    CoolingNatural cooling
    Dimensions (W x H x D)543 x 575 x 671 mm
    Weight108 kg
    CertificationIEC/EN 61439-1/-2

    System Compatibility

    Designed for the Deye BOS-B 100 kW-2.5 MW Commercial & Industrial ESS solution, alongside the SUN-100K/125K-PCSL01HP3 PCS modules and BOS-B battery cabinets. Always confirm the exact configuration with the supplier.

    Additional parameters

    Category: Solar inverters
    Weight: 108 kg
    Brand: DEYE
    Lenght: 671 mm
    Width: 543 mm
    Height: 575 mm
    Power: 500000 W
    Number of phases: 3
    Degree of protection (IP): IP20
    Communication: RS485, CAN

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    Deye (Ningbo Deye Technology Co., Ltd.) is a globally recognized manufacturer of solar inverters and energy storage solutions, serving residential, commercial, and utility-scale markets in over 100 countries. The company's extensive product range includes hybrid inverters, on-grid and off-grid inverters, microinverters, and integrated battery systems, all engineered for maximum efficiency and reliability.

    With a strong commitment to intelligent, energy-efficient technology, Deye has earned its reputation as one of the fastest-growing inverter brands worldwide. Their products combine advanced MPPT algorithms, user-friendly monitoring, and robust build quality, making them a trusted choice for solar professionals and homeowners alike.

    Manufacturing company : Ningbo Deye Inverter Technology Co., Ltd.
    Address : No. 26-30, South Yongjiang Road, Beilun, Ningbo, Zhejiang 315806, China
    E-mail : [email protected]
    EU representative of the manufacturer : Deye Neue Energie GmbH
    Address of the EU representative : Mosaikweg 28, 53489 Sinzig, Germany
    Email of the EU representative : [email protected]