Current SE-Asian Heatwave. My take of what lies ahead...

Normal Grid-Voltage, yet High-Voltage? Thai Grid-Standard got me on the wrong foot.

Analog Sensors and Reference Voltage correction. How to make useful measurements with an MCU/ADC?

ACS758-based Bi-Directional DC-Current Sensor Module, active Low-Pass filtering

AC-Powerwall upgrades. Variable Charger, Hall Current Sensor, Non-Polarized DC-Breakers

SUN2000GTIL - AC failure repairs. All that you might want to know before you try...

4-Wire Milliohm-meter. Something that was missing from my tool collection!

SUN1000GTIL - AC failure repair. Bang! ...and swallowed into the Rabbit-Hole

Voltage Protection Relays. Can they help me to avoid my Inverter AC-side Faults??

SUN2000GTIL - AC failure repair. Or how shall we call the result?

Impressions of the Grid-Out experience. How are High Voltage Power Lines built in Thailand

Disconnected from the Grid. Our Resort for four days without power...

Follow-up: How did the change of parameters of my unknown Smart Inverter BMS work out?

CSI-SUN. The investigations have widened and continue. What will it take to repair all inverters?

A SUN2000GTIL Inverter blew up AGAIN! This is unbelievable...

How to access and change parameters of a battery with an unknown Smart Inverter BMS

AC/DC Surge Protection Device Wiring examples, How to interpret the SPD Clamping Voltage Uc

Polarized DC-Breakers are controversial... and they should be!

Our new Solar Hybrid-System & Grounding/N-G Bonding Special Introduction

The birth of our new Storage System

AC-Surge Protection Devices. What Types are there, what else to consider?

Two dead SUN1000/2000GTIL inverters! Are they fixable? Let's take a look!

Unpleasant surprise after returning, new project in planning!

It's that time of the year again...

Another failed DC Circuit Breaker. What is going on with my Powerwall...

Installing a 22kW AC-Wallbox. Where to get so much power from?

This is the last upgrade for my AC-Powerwall LiFePo4-Pack, really! :)

Tested some of my old cells. Did I just open Pandoras Box? What to expect from Used LiFePo4 Cells.

Used LiFePo4 cells in Thailand. Is the party of low prices over? Why can't TH/CN vendors be honest?

What One Bad Cell can do to your Battery Pack. Let's find and fix it!