SL-20L-12V Morningstar PWM Solar Charge Controller 12V 20A LVD SunLight

Morningstar SunLight SL-20L 12V PWM Solar Lighting Controller with LVD

The Morningstar SunLight SL-20L 12V is the high-current version of the SunLight series — delivering 20A of PWM charge capacity with integrated low voltage disconnect (LVD) and automatic dusk-to-dawn lighting control for larger 12V solar lighting systems. Whether you're illuminating a remote property perimeter, a rural road, or a commercial outdoor area entirely off-grid, the SL-20L handles the charging, the load protection, and the lighting schedule automatically — night after night, without any intervention.

Key Features

• 20A PWM charge control — handles larger 12V solar arrays for bigger lighting systems
• Automatic dusk-to-dawn lighting control — turns lights on at sunset, off at sunrise automatically
• Integrated low voltage disconnect (LVD) — protects battery from over-discharge
• No programming required — fully automatic operation right out of the box
• Weatherproof enclosure — suitable for outdoor and remote installations
• LED status indicators — visual confirmation of system status
• Ultra-low self-consumption — <1mA, ideal for long-term unattended use
• Compatible with sealed, gel, and flooded lead-acid batteries

Specifications

• System voltage: 12V
• Max charge current: 20A
• Max load current: 20A
• Charge regulation: PWM
• LVD: Yes (integrated)
• Lighting control: Dusk-to-dawn (automatic)
• Self-consumption: <1mA
• Operating temperature: -40°C to +60°C

Ideal For

• Larger off-grid 12V solar street and area lighting systems
• Remote property perimeter and security lighting
• Agricultural, rural, and commercial outdoor lighting
• Marine dock and pier lighting with higher power demands
• Any larger 12V solar lighting application requiring automatic dusk-to-dawn control

Ships from Thunder Battery — Canada's trusted Morningstar dealer.