Can you put a battery tender on a sealed battery?
The Battery Tender Junior 8V 1.25 Amp High Efficiency Battery Charger and Maintainer is perfect for all lead-acid, flooded or sealed maintenance free batteries (AGM and gel cell).
Is it OK to leave a battery tender on all the time?
In theory, you can leave the Battery Tender® Plus battery charger connected to a battery forever. That’s a really long time. Sales people like to say, “Just plug it in and forget about it!” However, practically speaking, it is a good idea to check on the battery at least once every couple of weeks.
Is a Battery Tender a good idea?
Do You Need a Battery Tender®? A Battery Tender® battery charger maintains the proper storage charge of a vehicle battery when it’s not in use. It’s valuable for anyone living in long, cold winters, and it’s a necessity for anyone who leaves their vehicle unattended for two weeks or longer.
Do you need battery tender for Mercedes SL63?
I have a 2009 MB SL63 w/two batteries – the starter battery up front & auxiliary battery in trunk. I will be leaving the car at another location (away from my permanent home) for several months and want to install a battery tender (s) while I am away.
How long does a Mercedes SL500 battery last?
My 2003 SL500 has 7,000 original miles so it sits for many months at a time. After charging the rear battery (which takes 12-14 hours because its charging both batteries), I’ve put the charger on the front battery and it lights right up saying completely charged.
How are batteries linked in a Mercedes Benz?
Both batteries are ‘linked’ right enough thru the alternator/battery management system. Eg if your starter battery is low enough that the door locks don’t open & you have to use the flat key then both batteries are used to start the car. Supposed to be to stop you being stranded.
Can I replace the battery in the trunk of my SL500?
Can I replace the battery… Can I replace the battery in the trunk of my SL500 by mself? HI THE BATTERY IN THE TRUNK IS NOT HOLDING CHARG. IF YOU REPL THE BATTERY YOU WILL NEEDED TO SENC THE WINDOWS AND TOP. what do you mean SENC the windows and top.
I have a 2009 MB SL63 w/two batteries – the starter battery up front & auxiliary battery in trunk. I will be leaving the car at another location (away from my permanent home) for several months and want to install a battery tender (s) while I am away.
Is the Mercedes battery the same for all years?
It’s the same for all years. The functional description supplied by Mercedes for the two-battery system is different for early and later cars. According to M-B, on the early car the power supply module switches some consumers off when the rear battery voltage falls below 10.8 volts DC.
What’s the battery voltage on a Mercedes Benz?
According to M-B, on the early car the power supply module switches some consumers off when the rear battery voltage falls below 10.8 volts DC. Recently my consumers were offline and I measured a voltage of 11.5.
Why is my trunk battery not working in my SL500?
This is caused by the trunk (convenience) battery being discharged, probably from not much driving in the winter or overuse raising and lowering the top without the car running. Before you spend the $$$ to buy and replace this battery, check the installation date.