LiTime 20Amp 12V/24V PWM Solar Charge Controller

Model #: 20A PWM Solar Charge Controller SKU: 24V20A-PWM-E

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Product Description for LiTime 20Amp 12V/24V PWM Solar Charge Controller

LiTime 20A PWM Solar Charge Controller for 12V/24V Batteries – Reliable Solar Power Regulator for RV, Marine, Off-Grid, and Solar Systems

Elevate your solar energy efficiency with the LiTime 20A PWM Solar Charge Controller, a compact, high-performance device designed to optimize charging for 12V/24V LiFePO4, lead-acid (AGM, GEL, Flooded), and other batteries in RVs, boats, off-grid cabins, and home solar setups. Featuring Pulse Width Modulation (PWM) technology with up to 98% efficiency, it regulates solar panel output to prevent overcharge and extend battery life, supporting up to 260W (12V) or 520W (24V) solar input with automatic voltage detection. The built-in LCD screen displays system status, battery type, and protections, while 4-stage charging (bulk, absorption, float, equalization) and comprehensive safeguards against overcharge, over-discharge, reverse polarity, short circuit, and overheating ensure safe, efficient performance in rugged environments with an IP65-rated enclosure. Key Features:

  • PWM Efficiency: Up to 98% conversion efficiency for reliable power harvest from solar panels.
  • Auto Voltage Detection: Automatically identifies 12V or 24V systems for hassle-free setup.
  • 4-Stage Smart Charging: Bulk, absorption, float, and equalization modes optimized for LiFePO4 and lead-acid batteries.
  • Comprehensive Protections: Overcharge, over-discharge, reverse polarity, short circuit, overheating, and reverse current safeguards.
  • LCD Display: Built-in screen shows charging parameters, battery type, and fault codes for easy troubleshooting.
  • Versatile Compatibility: Supports up to 520W solar input with 20A max output current.
  • Rugged IP65 Enclosure: Dust-tight and water-resistant design for marine, RV, and outdoor use.

Specifications at a Glance:

  • Rated Current: 20A; System Voltage: 12V/24V Auto Detect.
  • Max PV Input Power: 260W (12V) / 520W (24V); Max PV Voltage: 50V DC.
  • Battery Voltage: 9V - 32V; No-Load Loss: ≤13mA (12V) / ≤10mA (24V).
  • Efficiency: PWM Conversion >98%.
  • Operating Temperature: -4°F to 140°F (-20°C to 60°C); Storage: -40°F to 158°F (-40°C to 70°C).
  • Dimensions: 6.3 x 4.1 x 1.4 in (160 x 104 x 35 mm); Weight: 1.32 lbs (0.6 kg).
  • Certifications: CE, RoHS.

Pair this controller with our premium LiFePO4 batteries and solar panels for a complete, high-efficiency solar ecosystem. Whether for RV boondocking, marine charging, or off-grid setups, the LiTime 20A PWM controller delivers unmatched reliability and peace of mind. Order now and experience LiTime’s innovative solar technology—stocked and ready to ship from lithiumion-batteries.com!

(For full technical details, download the datasheet or manual linked on the product page.)

Download Data Sheet