This 1-Channel 30A Relay Module is a high-performance switching component designed for robust load control in automation, smart home, and industrial applications. Each version—available in 5V, 12V, or 24V—offers optocoupler isolation for enhanced stability and signal integrity. The module supports both high and low-level trigger modes via jumper settings, providing integration flexibility.

Key Features:

• Available in three fixed working voltage variants: 5V, 12V, or 24V
• Handles up to AC 250V / 30A or DC 30V / 30A loads
• SMD optocoupler isolation ensures strong drive capability and noise resistance
• Jumper-selectable high or low trigger mode
• Easy-to-use terminal block interface for direct connection
• Four mounting holes for secure and convenient installation

Technical Specifications:

• Relay Type: High-quality 30A mechanical relay
• Trigger Current: 2–4mA
• Quiescent Current: 5mA
• Max Current (5V version): 190mA
• Max Current (12V version): 80mA
• Max Current (24V version): 50mA
• Module Size: 72mm x 40mm x 24mm (L × W × H)
• Mounting Holes: 4 holes, 3.1mm diameter, spacing 44.5mm × 27.5mm
• Interface Pins:
  • DC+: Positive Power Supply
  • DC–: Ground
  • IN: Signal Trigger
  • Jumper Select: High or Low Level Trigger
  • NC: Normally Closed
  • NO: Normally Open
  • COM: Common Terminal

Package Includes:

• 1 x 1-Channel Relay Module (Choose 5V, 12V, or 24V version)