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Solis

S3-WIFI-ST

A monitoring accessory connecting compatible Solis inverters to the SolisCloud platform.

Solis S3-WIFI-ST

Technical specifications

ParameterValue
Inverter connector4-pin COM
Network connectionWi-Fi
Monitoring platformSolisCloud
Inverter busRS485
Status indicatorsNET / COM / PWR

Applications and use cases

  • SolisCloud monitoring for a Solis inverter with the specified compatible 4-pin interface.
  • Remote fault and operating-data review for a commissioned PV installation.

Equipment scope / supply scope

  • The V4.0 guide lists one Wi-Fi stick, one Wi-Fi antenna and one quick installation manual. Confirm the delivered hardware revision.
  • Confirm the exact inverter interface before ordering: this guide describes a 4-pin COM connection, not a universal USB logger.
  • The inverter, site internet connection and any additional RS485 cabling are project items unless explicitly quoted.

Installation considerations

  • Fit the antenna and connect the logger to the compatible inverter COM port; tighten only the connector ring as instructed.
  • Create the SolisCloud plant, bind the logger serial number and configure the site Wi-Fi network.
  • For multiple inverters, follow the inverter manual for RS485 wiring and assign a unique address to each device.

Technical documents

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