Morningstar SunSaver 20A PWM Solar Charge Controller (SS-20L-12V)

The Morningstar SunSaver SS-20L-12V is a reliable, industry-proven 20A PWM solar charge controller designed to protect and optimize 12V battery-based solar systems. Engineered and designed in the USA, this controller delivers four-stage battery charging, advanced load control, and exceptional durability making it a trusted solution for off-grid, telecom, industrial, and residential solar applications.

Key Features & Benefits

• 20A PWM Charge Controller: Efficient regulation for 12V battery systems

• Four-Stage Battery Charging: Bulk, Absorption, Float, and Equalization for extended battery life

• Low Voltage Disconnect (LVD): Protects batteries from over-discharge

• HazLoc Certified: Approved for hazardous locations, ideal for industrial and remote installations

• Ultra-Low Noise Design: Minimizes electrical noise and RF interference

• Automatic Temperature Compensation: Optimizes charging performance in varying climates

• LED Status Indicators: Simple, at-a-glance system monitoring

• Rugged & Reliable: Designed for long service life in harsh environments

Technical Highlights

• Controller Type: PWM

• Maximum Charge Current: 20A

• Battery Voltage: 12V

• Load Control: Yes (with LVD)

• Charging Stages: 4-stage

• Hazardous Location Rating: Yes

• Noise Level: Low-noise operation

Warranty

• Manufacturer Warranty: 5 Years

Ideal Applications

• Off-grid solar power systems

• RVs, marine, and mobile solar setups

• Telecom and remote monitoring stations

• Industrial and hazardous-location installations

The Morningstar SunSaver SS-20L-12V delivers dependable performance, battery protection, and long-term reliability making it a proven choice for professionals and system owners who demand quality and durability.