https://chrishayward.co.uk/tags/wallbox/ Recent content in Wallbox on chrishayward.co.uk Hugo en-gb Sat, 24 Oct 2026 20:19:44 +0100 https://chrishayward.co.uk/2026/10/24/home-assistant-stop-battery-emptying-into-car/ Sat, 24 Oct 2026 20:19:44 +0100 https://chrishayward.co.uk/2026/10/24/home-assistant-stop-battery-emptying-into-car/ My Sigenergy battery kept discharging into my EV whenever the Wallbox charger kicked in. Here's how I used Home Assistant automations, Sigenergy Remote EMS, the Octopus Energy integration and Claude Code to fix it, without Predbat.