PWM Solar Charge controller for charging LFP, Lithium, Lead acid batteries 12/24V
Smart Charging PWM Solar Charge Controller, 12V/24V auto-detection, efficient charging management, LED lighting control, IP32 rated, ideal for small solar systems.
Key Features
- Smart Charging Management
- Auto Voltage Detection
- High Efficiency
- Multi-Protection
- Durability
- User-Friendly
Bullet Points
- Auto Voltage Detection: 12V/24V auto-switching, no manual configuration.
- PWM Efficiency: 3-stage charging (Boost/Float/Equalization) extends battery life by 20%.
- Full Protections: Overcharge/Over-discharge/Reverse Polarity protection.
- LED Lighting Control: Timer & dimming functions (optional models).
- Robust Design: Aluminum casing, IP32 rating for harsh conditions.
Product Description
PWM Solar Charge controller for charging LFP, Lithium, Lead acid batteries 12/24V
1，Product Overview
PWM controllers utilize advanced digital control technology to deliver high-precision pulse width modulation output. Widely used in power management, motor control, LED dimming and other applications, these products feature high efficiency, low power consumption and excellent stability. With multiple protection functions, they are ideal for industrial automation and consumer electronics.
2，Product Features
- Adjustable frequency range: 100Hz-1MHz
- 16-bit high resolution duty cycle control
- Wide input voltage range: 3V-36V
- Maximum output current: 5A
- Operating temperature: -40℃ to +85℃ (industrial grade)
- Built-in over-current, over-voltage and over-temperature protection
- Supports analog/PWM dimming modes
- Compact SOP-8 package
3，Technical Specifications
Parameter Specification
Input Voltage | 3-36V DC
Quiescent Current | <1mA
Efficiency | >95%
Frequency Accuracy | ±1%
Duty Cycle Range | 0-100%
Protection | OCP, OVP, OTP
Package | SOP-8, QFN-16
4，Applications
- Switching power supplies
- DC motor speed control
- LED lighting dimming systems
- Battery charging management
- Industrial automation equipment
- Consumer electronics
Technical Specifications
| Rated Voltage | 10A 12/24V ; 20A 12/24V ; 30A 12/24/36V/48V ; 40A 12/24/36V/48V; 50A 12/24/36V/48V; 60A 12/24/36V/48V ; 80A 12/24/36V/48V |
|---|---|
| Max Input Power | 12V/24V/48 Auto-Switching |
| Charging Current | 10A/20A/30A/40A /50A/60A/80A (Optional) |
| Load Current | 10A/20A (Matched to Charging) |
| Charging Mode | PWM 3-Stage (Boost/Float/Equalization) |
| Protections | Overcharge, Over-discharge, Short-Circuit, Reverse Polarity |
| Operating Temperature | 35℃ ~ +60℃ |
| IP Rating | IP32 |
| Communication | None (Basic) / RS485 (Optional) |
Frequently Asked Questions
Only for lead-acid/GEL (custom models available for lithium).
Directly link panel’s +/- to controller’s “PV+” & “PV-” terminals.
