Solar Charge Controller 30A Auto 12V-24V Built-in Off Grid

The W88-A is a lightweight PWM solar charge controller designed for 12 V or 24 V battery systems. With a 30 A current rating and built-in LCD display, it supports basic off-grid setups including lighting, small appliances, and DC loads. Ideal for DIY solar kits, garden systems, and portable energy banks.

Specifications

• Controller Type: PWM (Pulse Width Modulation)
• System Voltage: Auto-detect 12 V / 24 V DC
• Rated Charge/Load Current: 30
  

  Solar Charge Controller

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• Battery Types Supported:
  – Sealed lead-acid (SLA)
  – Gel
  – Flooded
• Max PV Input Voltage: ≤ 50 V DC
• Self-Consumption: ≤ 10 mA
• Display: LCD with basic voltage and status indicators
• Load Control Modes: Manual / timer / dusk-to-dawn
• Protection Features:
  – Overcharge
  – Over-discharge
  – Reverse polarity
  – Short circuit
  – Overload
• USB Output: Dual 5 V / 2 A ports (optional)

Features

• Auto voltage detection for 12 V and 24 V battery systems
• Compact and cost-effective for small solar setups
• LCD interface for real-time voltage and load status
• Built-in protections for safe and reliable operation
• Ideal for garden lights, routers, CCTV, and small DC appliances
• Common use cases:
  – DIY solar kits and educational setups
  – Backup power for routers and LED lighting
  – Portable battery charging and DC load control
  – Small-scale irrigation and automation systems