Forum Discussion
otrfun
May 03, 2021Explorer II
hpdrver wrote:I believe most (if not all) 3-stage Progressive Dynamic conventional type converters/chargers made by Progressive Dynamic bulk charge at 14.4v, not 14.6v.
If you have a progressive 3 stage charger and plug in the progressive charge pendant you can charge lithium batteries. By pressing the charge pendant, the charger will go into boost mode 14.6 volts and after 4 hours return to a safe 13.6 float charge. Progressive recommended this to me instead of replacing the charger with the lithium charger.
Some of the 3-stage PD converters are conventional/Lithium switchable. You can choose conventional charging at 13.2v/13.6v/14.4v or 14.6v lithium single-stage charging, but not both at the same time (if it did have this capability it would make it a true 4-stage converter/charger).
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