ATS – Automatically switch between solar/generator and main incoming grid power Let us work with our automatic transfer switch Read through this When working with automatic transfer switches there are a couple of things to consider. Firstly if you are going to break the neutral or not and switch that […]

Automatic transfer switch – Switch between solar/generator and main grid ...


Breaker and fuse panel
Build battery and fuse panel In this video i show you how i did to create my own breaker and fuse panel for my main battery bank including voltage meters.   Working with large scale system like this then proper rated fuses and breakers are a must. AC and DC […]

Build battery disconection and fuse panel


Measure grid consumption – Raspbery pie In this video i go through how I hook up my energy meters for measure the energy consumption. Both sold and bought from grid.   This is how its hooked up to the RS485 device: Build it Building this setup is easy. Modbus protocol […]

Measure grid consumption – Raspbery pie



Ebat battery review In this quick article i will show the result of the tests of the Ebat batteries I have done. Links in bottom of page. Equipment and test scenarios Icharger Duo 308 for testing capacity Flir I7 to meassure the temperature of the cell Logger on PC for […]

Ebat battery review


Lets build a universal serial port adapter for your Raspberry pi Check video out for detailed instructions!   List to buy stuff: (Ebay links) Pin headers: https://goo.gl/TKv3QN Silicone wires: https://goo.gl/mhLPGp MAX3232 TTL converter board: https://goo.gl/ziUsU4   The mini version of the adapter The slightly larger version Raspberry PI pinout      

Raspberry PI serial port adapter build


Get your Raspberry PI up and running to visualize your solar system with Grafana, MQTT and Node Red! Its important to understand that this is not magic stuff that will create all this wonderfull graphs for you! It will need you to do some work and also have some knowledge […]

Raspberry automatization ISO for Solar



My solar layout in Esperyd This page containts the layout of my system in Esperyd. It also contains details about how i process my cells. To help me out dont forget to use below links to buy usefull stuff that i think is worth checking out! (Ebay links) MPI 10KW […]

Esperyd current Solar layout – General information


Installing Batrium BMS on a Valence 12V LiFePo4 battery In this short article im going to cover the procedure in written text to cover the gaps i may have missed in the video.   Procedure: I first start with removing the cover of the battery itself. If you dont know […]

Install BMS on a Valence 12V LiFePo4 Battery


Balance leads how to Today we are going to quickly go into how to add balance leads to your battery pack. Just make sure you align the contact correctly like below. (Sorry for blurry image)

Balance leads how to



Building Opus charging station Material used: (All links below will take you to eBay) Watt/volt/amp meter  Opus Bt-3100 charger/tester Ac connector Cable Sleeve Heat shrink Plexi glass 2.5mm DC plugs Some mixed wires to connect it all together 12V 30A PSU  (Note that a better choice is a server PSU. […]

Building Opus Test/Charge station