Issues

• Hybrid Firmware Fix for HMS-2000-4T-NA and HMS-900-2T-NA

  bug
  tbnobody/OpenDTU#3255 · Filter by author mlinuxguy opened on Sep 29, 2026

• AlarmData sent every cycle to one inverter

  bug
  tbnobody/OpenDTU#3252 · Filter by author elmr91 opened on Sep 29, 2026
  14

• nRF-Kommunikation mit HM-xxx Invertern macht Probleme mit V29.9.26

  bug
  tbnobody/OpenDTU#3250 · Filter by author Juergen2453 opened on Sep 29, 2026
  57

• [Bug]: Receive Partial on HMS-2000-4T / HMS-2000D-4T with newer Inverter Firmware (V01.00.18 & V01.03.00)

  bug
  tbnobody/OpenDTU#3224 · Filter by author disco1479bramonM opened on Sep 17, 2026
  2

• [Request] - Grid Profile PL_PN-EN 50549-1:2019

  enhancement
  tbnobody/OpenDTU#3186 · Filter by author ajmckee opened on Aug 16, 2026

• [Request] Add support for Hoymiles HMS-2000D-4T (S/N prefix 1421)

  enhancement
  tbnobody/OpenDTU#3185 · Filter by author disco1479bramonM opened on Aug 16, 2026
  5

• [Request] Alert users when "Search ID" command is received

  enhancement
  tbnobody/OpenDTU#3137 · Filter by author sebastianha opened on Jul 8, 2026
  5

• Hoymiles unterstützung für Umrichter mit der Seriennummer beginnend 41.............

  enhancement
  tbnobody/OpenDTU#3086 · Filter by author mathiasfuchs80-creator opened on May 26, 2026

• MQTT reconnect loop with Mosquitto/Home Assistant after WiFi/Mesh interruption; saving MQTT settings restores connection

  bug
  tbnobody/OpenDTU#3069 · Filter by author MVS-JEB opened on May 15, 2026
  8

• Not receiving any data from HMS-1600-4T

  bug
  tbnobody/OpenDTU#3063 · Filter by author JesseJanssen opened on May 11, 2026
  28

• [Request] HIT-(5-20)L-3G Support

  enhancement
  tbnobody/OpenDTU#3062 · Filter by author marcinkowalski0712 opened on May 8, 2026

• [Request] Make DTU frequency accessible via MQTT

  enhancement
  tbnobody/OpenDTU#3061 · Filter by author ththeimer opened on May 5, 2026
  3

• HMS-2000-4T Support: RX packets received but no valid data (partial frames, inverter stays offline)

  enhancement
  tbnobody/OpenDTU#3043 · Filter by author markocz opened on Apr 21, 2026
  6

• [Request] Add Grid Profile for HMS-2000-4t AT_TOR_Erzeuger_default 2.0.0

  enhancement
  tbnobody/OpenDTU#3042 · Filter by author martin-st-81 opened on Apr 21, 2026

• [Request] PWM output

  enhancement
  tbnobody/OpenDTU#3036 · Filter by author vogt31337 opened on Apr 20, 2026

• [Request]

  enhancement
  tbnobody/OpenDTU#3023 · Filter by author maxytmaxyt opened on Apr 9, 2026
  4

• [Request] ESP32-C5 Support?

  enhancement
  tbnobody/OpenDTU#3021 · Filter by author TurboDuke77 opened on Apr 9, 2026
  2

• [Request] Maximaler Tageswert des Wechselrichters

  enhancement
  tbnobody/OpenDTU#3011 · Filter by author HugoBalder opened on Apr 1, 2026
  3

• Die Anzahl der Re-Requests reduzieren (Lösungsvorschlag)

  enhancement
  tbnobody/OpenDTU#2979 · Filter by author SW-Niko opened on Feb 25, 2026
  22

• [Request]

  enhancement
  tbnobody/OpenDTU#2973 · Filter by author Antherak opened on Feb 22, 2026
  3

• [Request] More than 10 Inverters on one OpenDTU

  enhancement
  tbnobody/OpenDTU#2936 · Filter by author brmo opened on Jan 4, 2026
  2

• Support for multiple chargers

  enhancement
  tbnobody/OpenDTU#2904 · Filter by author Sunpower252 opened on Dec 1, 2025
  1

• MQTT Option TLS connectivity without validation certificate for the secure Victron Cerbo/Ekranu GX network

  enhancement
  tbnobody/OpenDTU#2900 · Filter by author Didi1965 opened on Nov 25, 2025

• [Request] add Support for new HMS 2000D 4CH (serial starting with 1421)

  enhancement
  tbnobody/OpenDTU#2854 · Filter by author db1tau opened on Oct 11, 2025
  7

• [Request] Adding description for error code 36, 50 and 52 on HMT-2250

  enhancement
  tbnobody/OpenDTU#2846 · Filter by author groggy99 opened on Oct 3, 2025
  3