KC868-AK ESP32 Programmable Keyboard Circuit Board – Home Automation Module

Premium ESP32 Chip
Powered by high-performance ESP32 microcontroller for seamless wireless connectivity (Wi-Fi/Bluetooth) and rapid processing.
Durable PCB Construction
Industrial-grade fiberglass PCB with gold-plated contacts ensures long-term reliability and stable signal transmission.
Customizable Key Layout
Programmable 8-key tactile switch matrix supports flexible DIY configurations via Arduino IDE or ESPHome.
Wide Voltage Compatibility
12-24V DC input with screw terminals for easy integration into existing smart home systems or industrial control panels.
Multi-Scenario Application
Ideal for smart lighting control, security system triggers, IoT device management, and commercial automation setups.
Compact & Easy Install
Slim 85mm x 55mm design with pre-drilled mounting holes for effortless wall or cabinet installation.
Global Compliance
CE/FCC certified for safe use in residential and commercial environments worldwide.
Bulk Order Advantage
Direct factory pricing with volume discounts for wholesalers and automation project developers.
Plug & Play Ready
Includes pre-soldered headers for quick connection to relays or sensors—no extra soldering required.