Introduction

The QIACHIP Smart WiFi Relay Switch Module is a compact and versatile wireless control solution designed for smart home automation, industrial control, and DIY projects. Available in 1CH, 2CH, and 4CH variants, this module enables remote control of electrical loads through the eWeLink mobile application without any programming requirements.

Key Features

• Supports momentary (inching), self-locking, and interlock modes for flexible control scenarios
• Remote on/off control, timers, schedules, device sharing, and group management via the eWeLink app
• Voice control support with Amazon Alexa, Google Home, and automation via IFTTT
• Wide operating voltage range using USB Type-C 5V or DC 7–48V input
• Reliable 10A relay rated for over 1,000,000 switching cycles
• Compact design with indicator LEDs for signal status and relay operation
• Suitable for smart lighting, motors, appliances, access control, and automation systems

Technical Specifications

• Channels: 1CH / 2CH / 4CH (model dependent)
• Input Voltage: USB Type-C 5V or DC 7–48V
• Relay Rating: 10A, up to 250V AC
• Power Consumption: < 1W, quiescent current 80mA
• Relay Response Time: Pull-in ≤ 15ms, Release ≤ 5ms
• Insulation Resistance: 100MΩ
• Withstand Voltage: 1000V
• Operating Temperature: -40°C to +70°C
• Operating Humidity: 40% – 80% RH
• Dimensions:
  • 1 CH: 53 × 29 × 18 mm
  • 2 CH: 57 × 38 × 18 mm
  • 4 CH: 64 × 48 × 18 mm
• Communication: Wi-Fi (eWeLink cloud control)
• Assembly State: Ready-to-use, no programming required