Pulse width modulation (PWM) charging can double the life of a battery compared with On-Off charging, and typically sends 30% more solar energy into the battery per day. Average battery
State-of-Charge is 90-95% compared to 55-60% for On-Off regulators.
High quality marine grade pulse width modulation solar regulators for 12V systems with solar panels up to 90W. Made by Morningstar.
Sunguard 4 solar charge regulator
Heating System: | Novel |
Rated Voltage: | 12V |