Why Won’t Protected Boost Mode Detect Low-Voltage Batteries on My Noco?

Protected Boost Mode on your Noco battery charger is designed to prevent sparking and reverse polarity damage. But many of us find it frustrating when it refuses to detect a deeply discharged battery. This safety feature essentially requires a minimum voltage level—usually around 1.5 to 3 volts—before it will activate. I have found that batteries … Read more