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Charging with Dumb Charger

Grodyman
Explorer
Explorer
I recently went on a 3 day dry camping trip. When my batteries got down to about 66% I plugged the shore cord into my Honda2000 for a few hours of charging. With the WFCO converter/charger, I noticed that after a short time, it was charging at about 3 amps. Needless to say, it will take forever to charge this way.

I don't really want to buy a new Progressive Dynamics right now, maybe later.

How about plugging a standard automotive charger with a 2/10/25 amp charge settings direct to batteries on 10 amp charge for about 3 hours?

Will this work better?
Gman
2017 F150 CC/5.5' 4x4 3.5 Ecoboost/3.55
2018 Passport Ultra-Lite 153ML
7 REPLIES 7

Grodyman
Explorer
Explorer
Good to know, I had a very nice Schumacher "Smart" charger, that I found cooking my batteries.
Gman
2017 F150 CC/5.5' 4x4 3.5 Ecoboost/3.55
2018 Passport Ultra-Lite 153ML

time2roll
Nomad
Nomad
Once the battery hits 14.2 volts... charge one additional hour. Close enough.

BarabooBob
Explorer III
Explorer III
One of the best upgrades I did to my TT was to dump the old WFCO in the trash can and install the Progressive unit. It was money well spent. You will think so also.
Bob & Dawn Married 34 years
2017 Viking 17RD
2011 Ford F150 3.5L Ecoboost 420 lb/ft
Retired

RoyB
Explorer II
Explorer II
The problem with 'DUMB" chargers is they will start boiling out your battery fluid over time so keep a close watch on that...

Roy Ken
My Posts are IMHO based on my experiences - Words in CAPS does not mean I am shouting
Roy - Carolyn
RETIRED DOAF/DON/DOD/CONTR RADIO TECH (42yrs)
K9PHT (Since 1957) 146.52M
2010 F150, 5.4,3:73 Gears,SCab
2008 Starcraft 14RT EU2000i GEN
2005 Flagstaff 8528RESS

time2roll
Nomad
Nomad

pianotuna
Nomad III
Nomad III
Yes it will work better. But 2oldman has an even better charger.
Regards, Don
My ride is a 28 foot Class C, 256 watts solar, 556 amp-hours of Telcom jars, 3000 watt Magnum hybrid inverter, Sola Basic Autoformer, Microair Easy Start.

2oldman
Explorer II
Explorer II
I just picked up this Dewalt charger at The Home Depot. Great little unit, charges at 30amps with wires that don't get hot. It's not a dumb charger.

Problem with my old Schumacher at 10 amps is that the wires aren't big enough and they get really hot after a while.
"If I'm wearing long pants, I'm too far north" - 2oldman