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  • Promotional graphic for the Solaredge Communication Interface SI-485PB-NR by Solux, showing the electronic interface card on a white and blue background with feature callouts for Sunny Island off-grid inverter retrofit, long-range wired RS485 bus communication, and direct internal expansion card installation.
  • A green electronic circuit board module with a central white relay labeled 'TF 0099', black terminal blocks, and small gold and silver components, shown on a plain white background.
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SMA SI-485PB-NR RS 485 Communication Interface

$139.12 USD
$139.12 USD
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Key Features:

✔️ RS485 wired communication interface
✔️ Retrofit kit for compatible SMA Sunny Island inverters
✔️ Operating Temperature: -25°C to +85°C (-13°F to +185°F)
✔️ Relative Humidity: 5%–95%, non-condensing
✔️ Communication: Wired RS485

The RS485PB-NR communication interface makes it possible to establish wired RS485 communication. With this communication interface, you can configure inverter parameters with a communication product and view momentary values of the inverter. The following inverter models are supported by the communication interface:

All orders are subject to product availability. We will notify you if an item is unavailable or delayed within 24-48 business hours.
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  • Description

    SMA SI-485PB-NR RS485 Communication Interface Retrofit Kit

    The SMA SI-485PB-NR RS485 Communication Interface Retrofit Kit is an internal piggy-back expansion module engineered specifically for compatible SMA Sunny Island off-grid and battery inverter systems. It installs directly inside the inverter housing, establishing a wired RS485 communication bus with a maximum signal transmission range of up to 1,200 meters (3,937 feet).

    By adding this interface, installers and system owners can connect Sunny Island inverters to SMA communication gateways, data managers, and monitoring devices to view real-time operating metrics and configure system parameters. Its compact form factor enables seamless retrofit integration without requiring external mounting enclosures or supplementary power supplies.

    Specifications:

    • Manufacturer Part Number: SI-485PB-NR
    • Manufacturer: SMA
    • Communication interface: RS485

    Mechanical:

    • Product Type: RS485 Communication Interface / Retrofit Kit
    • Collection: Inverters
    • Category: Inverter Communications
    • Communication Interface: RS485
    • Maximum RS485 Communication Range: 1,200 m / 3,937 ft.
    • Dimensions (W × H × D): 28 × 42 × 16 mm
    • Weight in LBS: 0.031 lb
    • Installation Location: Inside compatible SMA Sunny Island inverter

  • Resources

    Datasheet

    No datasheet file resource available. Email support@solux.energy for file request.

    Quick Installation Guide

    ✔️ Download Quick Installation Guide

    Warranty

    No warranty file resource available. Email support@solux.energy for file request.

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