Charge controller connects solar panel and a 3rd party 12V lead-acid battery, to monitor the charging of the battery. Prolong the life of your 12V batteries and keep gear ready to go with the Guardian 12V charge controller. Perfect for motorcycles, snowmobiles, tractors, watercraft, RV's, lawnmowers, cars, etc.
Input: 8.0mm & 4.7mm
Output: Alligator Clips
Used with: Boulder or Nomad panel and 12V battery
Weight: 0.2 lbs (91g)
- Charge Controller: Built in PWM Lead-Acid controller with 3 charging stages: bulk, absorb, float and two pre-stages for low voltage recovery.
- Power LED: Power's green when a solar panel (or other power source) is connected.
- Battery LED: Indicates battery connection and charge status
- Solid Red: Battery fault (replace battery)
- Fast red blinking: Battery in low-voltage recovery (<10V)
- Slow red blinking: Battery in low-voltage recovery (10-11V)
- Slow green blinking: Battery charging 0-50% (bulk stage)
- Fast green blinking: Battery charging 50-95% (absorb stage)
- Solid Green Light: Battery full 95-100% (float stage)
- Beeping: Low Battery Warning (add input power)
- Solid Green/1 Red Blink: Failed to charge above 50% within 8 hours since start of Bulk Stage
- Solid Green/2 Red Blink: Failed to charge above 95% within 4 hours since start of Absorb Stage
- Solid Green/3 Red Blink: Failed to charge within 14 hours since battery started charging