From 31st Oct 2025 , This product upgrade from ESP8285 to ESP32C3
The ESP32-C3 Smart Wall Switch (US Version) is a modern Wi-Fi + Bluetooth wall switch designed for ESPHome integration.
It operates on 100-240V AC, with a single-gang design, providing reliable local control for lighting and appliances.Powered by the ESP32-C3 chip, this switch supports both Wi-Fi and Bluetooth Low Energy (BLE), making it ideal for automation enthusiasts who want full local control without relying on cloud services.
for Yaml please visit:
https://github.com/athom-tech/esp32-configs
Voltage Range: 100V - 240V AC (US standard)
Single-Gang Version: simple and compact design
Wi-Fi + Bluetooth: reliable local connection and OTA updates
ESPHome Compatible: Pre-flashed or ready for custom ESPHome firmware
Supports Bluetooth Proxy: Acts as a Bluetooth proxy in ESPHome (manual configuration required)
Fully Local Control: No cloud dependency; integrates natively with Home Assistant
Smart Control: Supports on/off automation, schedules, and status feedback
Secure & Private: 100% local control - your data stays in your home network
Durable Construction: Flame retardant PC
US Standard Size: Fits standard wall boxes
| Parameter | Description |
|---|---|
| MCU | ESP32-C3 (4MB) |
| Voltage | 100V - 240V AC |
| Power | 1200W |
| Version | Single-Gang |
| Wireless Protocols | Wi-Fi 2.4GHz, Bluetooth 5.0 BLE |
| Firmware | ESPHome compatible |
| BLE Proxy | Supported (manual configuration) |
| Control Method | Button / Automation |
| Operating Temperature | -10?C ~ 50?C |
| Installation | US standard wall box |
| Certification | CE, RoHS |
Product Highlights
US Key Switch Made For ESPHome is a relay control product made for ESPHome and Home Assistant. It is suitable for switch control, garage or appliance automation, and local smart home workflows.
Ideal For
- Relay-based smart control
- Inching or self-lock switch scenes
- Local Home Assistant automation
Compatibility
Designed for local smart home use with Home Assistant. Products marked as Made For ESPHome use the correct Made For ESPHome compatibility wording and are intended for ESPHome-based local control.
