Product Overview
Sanlita’s solar charge controller is designed for maximum flexibility and efficiency. It automatically detects 12V, 24V, and 48V systems, making it ideal for home solar setups, street lights, and off-grid applications. The intelligent PWM charging algorithm optimizes battery performance and lifespan, while the robust aluminum housing ensures durability in harsh environments.
Technical Specifications
| Parameter | Value |
|---|---|
| System Voltage | 12V / 24V / 48V Auto |
| Rated Charge Current | 10A / 20A / 30A / 40A (optional) |
| Max PV Input Voltage | 100V (for 12V/24V), 150V (for 48V) |
| Battery Types | Sealed, Gel, Flooded, Lithium |
| Charging Mode | PWM (Pulse Width Modulation) |
| Operating Temperature | -35°C to +60°C |
| Protection | Reverse polarity, overcharge, over-discharge, short circuit, over-temperature |
| Display | LCD with backlight |
| Certifications | CE, RoHS, FCC |
Why Choose Sanlita
- Factory Direct: Eliminate middlemen and get competitive pricing without compromising quality.
- Customization: OEM/ODM services available for branding, packaging, and specifications.
- Reliability: Every unit undergoes 100% burn-in testing before shipment.
- Global Shipping: Fast and secure delivery worldwide with tracking.
FAQ
Q: Can this controller work with lithium batteries?
A: Yes, it supports lithium batteries with selectable charging parameters.
Q: How do I set the battery type?
A: Use the LCD menu to cycle through battery types (Sealed, Gel, Flooded, Lithium) and confirm your selection.
Q: What is the maximum solar panel wattage for a 48V system?
A: For a 40A controller at 48V, the maximum PV input is approximately 1920W (40A x 48V).
Q: Does it come with a warranty?
A: Yes, Sanlita offers a 2-year warranty against manufacturing defects.
Q: Can I use this for a 12V RV system?
A: Absolutely. The controller auto-detects 12V and works perfectly with RV solar panels and batteries.







