Wallbox Unstable Network Connectivity

Wallbox charger frequently disconnects from Wi‑Fi or loses connection to the app, but continues charging.

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Possible Causes

Weak Wi‑Fi signal, Interference from neighboring networks, Outdated router firmware, Faulty Wi‑Fi module antenna connection

How to Fix / Troubleshooting

Safety first: Network work is low‑voltage; no need to power off the charger unless opening the housing.

  • Improve Wi‑Fi coverage: Move the router closer, adjust its antennas, or install a Wi‑Fi extender near the Wallbox.
  • Change Wi‑Fi channel: In the router settings, select a less congested channel to reduce interference.
  • Use 2.4 GHz band: Many IoT devices work more reliably on 2.4 GHz than 5 GHz; ensure the SSID is available on 2.4 GHz.
  • Check antenna connection (technician): If the Wallbox has an internal or external antenna, verify that its connector is secure.

Intermittent connectivity does not usually affect charging but can impact monitoring and remote control.

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Repair Difficulty

Very Easy 1/5

Required Part

Wi‑Fi Antenna / Communication Module
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