ESP8266 5V Wi-Fi Relay ESP-01
KSh 550.00
DESCRIPTION
An affordable, compact IoT relay module that allows you to control appliances remotely over the internet.
FEATURES
Primary Processor: ESP-01 or ESP-01S Wi-Fi module (based on the ESP8266 SoC).
Transmission Distance: Up to 400 meters in an open environment.
Safety & Feedback: Features a PC817 optoisolator to protect the ESP-01 from high-voltage spikes, plus LED indicators for power and relay status.
Programming/Modes: Works with Arduino IDE, Lua, and various smart home apps.
APPLICATIONS
Smart Home Automation: Remote control of lighting, ceiling fans, heaters, and garage doors through smartphone apps or voice assistants.
IoT Prototyping (Arduino/Raspberry Pi): Acts as an IoT bridge for your DIY projects, offloading Wi-Fi networking tasks from your main Arduino or microprocessor.
Industrial Monitoring & Management: Short-distance replacement of signal cables to safely manage machinery and monitor equipment in a localized network.
Smart Agriculture/Sensors: When combined with a sensor (like a DHT11), it functions as a remote telemetry node to trigger automated watering systems or fans based on environmental triggers.
SONOFF WIFI Intelligent Switch Remote Controller Style：RFR2 10A(with RF433function)
KSh 2,500.00
DESCRIPTIONÂ
The SONOFF RFR2 is a smart WiFi-enabled relay
switch with RF433 support, allowing both wireless remote control and mobile app operation for electrical loads.
FEATURES
WiFi and RF dual control
Supports up to 10A load
Remote smartphone operation
Compact relay design
Easy smart home integration
APPLICATION
Smart lighting control
Appliance automation
Home energy management
Remote switching systems
IoT automation projects
KY-019 5V 6 Channel Optocoupler Relay Module
KSh 700.00
The 6 Channel Relay Module is designed for complex control systems that require multiple device management. Featuring six optically-isolated relays, it provides safe and efficient switching for AC or DC loads. Commonly used in home automation and robotics, it enables full control of lighting, motors, and actuators via Arduino or other logic controllers.
Features
Six relay channels with optocoupler protection
Compatible with 5V logic control signals
High-quality relays with long service life
LED indicators for all channels
Easy wiring with screw terminals
Applications
Multi-zone home automation
Robotic and industrial systems
Smart IoT device management
Motor and actuator control
Automation panels
KY-019 5V 4 Channel Optocoupler Relay Module
KSh 550.00
The 4 Channel Relay Module allows microcontrollers to control up to four independent AC or DC loads.
Each channel features optocoupler isolation for enhanced safety, making it ideal for complex automation and IoT systems. It is suitable for applications requiring multiple outputs, such as home automation or robotic control systems.
Features
Four independent relay channels
Optocoupler isolation for safety and stability
Low-level trigger compatible with microcontrollers
Status LEDs for each relay
Robust screw terminal connections
Applications
Multi-device control systems
Smart home automation
Industrial process control
IoT switching networks
Robotic control systems
KY-019 5V 2 Channel Optocoupler Relay Module
KSh 350.00
The 2 Channel Relay Module enables independent control of two AC or DC loads using a microcontroller. Featuring optocoupler isolation, it ensures electrical safety and system stability. It’s ideal for projects that require simultaneous control of multiple devices such as fans, motors, and lights in automation systems.
Features
Dual-channel design for two load controls
Optocoupler isolation for safe signal control
Low-level trigger compatible with 5V logic
Built-in relay status indicators
Screw terminal connectors for secure wiring
Applications
Home and industrial automation
Dual device control systems
IoT projects
Motor and lighting control
Smart robotic control panels
KY-019 5V 1 Channel Optocoupler Relay Module
KSh 150.00
The KY-019 1 Channel Relay Module is designed for switching high-voltage or high-current loads safely using low-power digital control. It uses an optocoupler for electrical isolation, protecting microcontrollers from voltage spikes. Ideal for smart home, automation, and IoT projects, this module provides reliable switching performance for devices like lights, motors, and pumps.
Features
1-channel relay with optocoupler isolation
Triggered by low-level logic signals (5V)
LED indicator for relay status
Capable of switching AC and DC loads
Compact and easy to integrate
Applications
Smart home automation
Motor and light control
IoT switching systems
DIY electrical projects
Signal isolation for control circuits