XH-M603 Battery Charging Control Module with LED Display

XH-M603 Battery Charging Control Module

The XH-M603 is a smart battery charging control module featuring an onboard 3-digit LED voltage display, relay-based load switching, and automatic charge/discharge protection. It is designed to protect 12V–24V lead-acid and lithium batteries from overcharging and over-discharging, making it ideal for solar charging systems, UPS setups, and DIY battery management projects.

Key Features

• 3-digit LED display shows real-time battery voltage
• Automatic charge control via relay (SRA-12VDC-AL)
• Adjustable upper and lower voltage thresholds
• Supports 12V–24V battery systems
• Start and Stop push buttons for manual control
• Built-in protection: overcharge & over-discharge cutoff
• Compact PCB design — easy to integrate into enclosures
• Screw terminal connectors for secure wiring

Typical Applications

• Solar panel battery charge controllers
• UPS and backup power systems
• Lead-acid and lithium battery protection
• DIY battery management systems (BMS)
• Automatic load switching circuits

Model: XH-M603 | Relay: SRA-12VDC-AL | Input: 12V–24V DC

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