Simplified Residential Solar Plant Monitoring

Solar-Log 50 Gateway

Solar-Log 50

The Solar-Log 50 is a simplified gateway to monitor residential solar PV plants. The Solar-Log 50 accurately records solar PV plant performance data from the inverter through RS485 or Ethernet connection. Solar plant performance data is transferred via wired internet connection (required) and can be visualized on the Solar-Log WEB Enerest™ portal.

StandardArticle number
Solar-Log 50256200

Solar-Log 50 Data sheet
Solar-Log 50 Manual

Power reduction to x % and Software Licenses

The basic version is compatible with solar PV plants up to 15kWp and comes with the active power reduction to x%. Max plant size and functionality, can be expanded or added through additional software licenses. To enable this, an Internet connection with the gateway is needed.

Solar-Log WEB Enerest™

The included Solar-Log WEB Enerest™ M monitoring subscription is a simplified solution for homeowners who want to monitor their plants themselves. The monitoring subscription can be upgraded, for a subscription fee, to the L or XL package at any time. See the Solar-Log WEB Enerest™ datasheet for a detailed comparison of the features in each monitoring package.

Solar-Log WEB Enerest™ App

You can access your data and graphical reports at anytime from anywhere in the world with the free Solar-Log™ App.


Solar-Log WEB Enerest™

Fit for the future  with Solar-Log WEB Enerest™ – central control element for installers and service providers.  The Solar-Log WEB Enerest™ is available in three different service levels and price classes to respond even better to the differing needs of individual customer groups.  The M, L and XL editions make it possible to find the perfect fit for the needs of the plant owner and to offer the most optimal service.  The system provides banks and investors reliable protection and professional monitoring for PV investments.



Maximum plant size is 15 kWp. Maximum 5 Components can be connected with the Solar-Log 50.


The inverter can be connected via RS485, RS422 or an Ethernet connection. Access data / Import firmware updates at plants is possible via USB connection.

Additions for new functions

Solar-Log™ Components

A number of components are available for the Solar-Log™ devices to offer new functions and / or improved performance. Installers, dealers and service providers can offer their customers complete solutions with high-quality products.

Search for

components supported by Solar-Log™

Important data and compatibility of the Solar-LogTM models at a glance. Here you can find the right Solar-LogTM for your component.

We are continually expanding our list of supported components. In the following link you can see the devices for which we can currently provide a beta firmware or an alpha driver.

Alpha Driver / Beta Firmware

SunSpec Alliance Logo

We are a member of the SUNSPEC Alliance

Do you need a list of all supported components by a specific manufacturer?
Simply enter the name of the manufacturer in the search field and click on the magnifier.



Brochures, technical documents and the latest firmware version available for free download