batteries

  1. Epoch 12v 460Ah V2 Elite Series Lithium Batteries & Victron 3kVA Multiplus II

    For sale Epoch 12v 460Ah V2 Elite Series Lithium Batteries & Victron 3kVA Multiplus II

    Are you tired of your Airstream Interstate or trailer AGM batteries lasting only one night when on a trip? Tired of not being able to run your AC while on the road or when not tied to shore power. Want to make some coffee in the morning or warm something up in the microwave without turning on...
    $4,000.00
  2. Gyrophoenix

    LiPo Battery Recommendation

    Yesterday I posted concerning my recommendation for solar panels. https://www.rvforum.net/threads/solar-panel-recommendation.1453940/ Today I'll share my recommendation for LiPo batteries. Prior to purchasing batteries, I did a lot of research. The biggest problem facing someone looking to...
  3. BI

    Preventing Dead Batteries in Storage: Should You Keep Your Class A Plugged In?

    We have a 34’ F.R. Georgetown that we stored it for 5-6 weeks. When we went to get it, the battery was dead. I plugged ithe power cord into a 110 v outlet and the next day it started! My question is: When storing a RV do you need to plug the power cord in to maintain power through out the RV...
  4. prevostart

    Charging my Li-Time Lipo4 batteries

    What is the best and easiest Magnum Controller for my two MS-2812 inverters?? I have installed the Magnum ME-RC50 controllers have them set on CC-CV mode or there is the Magnum ME-ARC controller. Which one is better and easier for Lipo4 batteries??? I have 1120 amp hours of batteries and two...
  5. HG

    Need to change out house batteries

    Hello Rv’ers My 4 -6volt batteries that run the RV needs replacing. I have a 2019 Tiffen 33Red and I’m asking for advice. Do I go back with 4 batteries or go with 12 volt batteries? Thanks in advance. HM
  6. BC Buck

    Last month wet cell batteries charging slow

    Have not really notices these batteries losing AH capacity like other batteries would as aged. All the sudden batteries seem like taking twice as long to charge. Four Sams 6 volt series, parallel bank. Normally can run generator 2 to 3hours and 420 watt panels finish off on sunny days...
  7. RI

    Charging chassis and auxiliary batteries

    I have a 1994 Coach House 192 SD on a Dodge chassis. When driving, the chassis battery is being charged as well as the auxiliary battery. Question: when plugged into 120v, the auxiliary battery is being charged, will the chassis battery receive the charge as well? I am tempted to drive to...
  8. 195Bob

    Generator not charging house batteries

    We’re 1st time RVers and have a lot to learn. Shouldn’t the generator charge the house batteries? Since we’ve moved into our 2015 Allegro Bus 40SP in May, we’ve always been connected to shore power, except for an overnight while traveling. So, I’m not sure if this a new problem. Yesterday we...
  9. BA

    Switching to Lithium Batteries in a 2013 Roo 21ss: What to Know

    My current dilemma...Own a 2013 Roo 21ss..Best trailer love it...I been using 2 6 Volts batteries and a Renogy 100 watt solar to keep them charged when camping. Batteries are dying, can I use a lithium battery and drop in w/o changing anything or stick to what I have used and familiar...
  10. ron.dittmer

    Affordable 6V Batteries Including AGMs

    As some of you heard me say in the past, I feel having two 6V batteries wired in series for supporting house operations, is better than two 12V batteries wired in parallel, because I feel that two 6V discharge and recharge in unison much better than two 12Vs. Also, if the 6Vs fall out of sync...
  11. DI

    Best Way to Maintain AGM Batteries During Winter Storage: Shore Power vs. Trickle Charger

    I have a 2025 Rockwood 2518s mini lite that I purchased this year new with 400 watts of solar, it has the updated converter that will recognize either AGM or LiPo batteries. Here is my question, the camper is winterized and covered for winter and I still have it plugged into a dedicated 20 amp...
  12. PanJH

    New Batteries

    It's time to replace the batteries. Both house and chassis batteries are 7.5 years old. Still working, but it's time. I'll get Sam's Club duracell AGM's for the house as the ones I put in nearly 8 years ago served me well. For the chassis, I'll go back to Freightliner and get them there...
  13. MI

    Converting to LiFePO4 batteries

    I have a 2003 Fleetwood Terra. Only 32K miles. I'm considering switching the 2 6V golf cart batteries to a LiFePO4 battery. The golf cart batteries can be charged by the alternator when the engine is running or by the generator or landline through the inverter. Because we don't use our RV a...
  14. GA

    Wintering solar batteries

    Hi all, looking to reassure myself. We live on west coast of CDA. Winter temps max out at -15c ( 5 Fahrenheit). Each year I’ve been removing my 2 flooded 6 volt bats but they are getting heavier ( me weaker) each year. We plug the Moho class c 22’ in all winter so we can have our camco air...
  15. KU

    American Coach Draining chassis batteries/apparently not charging.

    1999 Traditions. Spartan Chassis/ Just purchased and working on the a few small bugs. FIRST QUESTION Chassis (starting) batteries (relativity new) run down fairly quickly. I HAVE NOT put a meter on there yet to check for a draw, but I am assuming there is something drawing power as...
  16. LA

    Coverting house batteries to lithium

    what is involved in converting my house batteries to a lithium system for my 2023 Georgetown GT7 besides the batteries themselves?
  17. Marathonman513

    Dual vs single alternators

    I have a Montana High Country 377FL and am looking to purchase a new GMC Sierra 3500 with a 6.6L Duromax Diesel engine. The one I want has a single alternator but there is another one with a dual alternator but I don’t like it as much. Does anyone have experience with this?
  18. ST

    House batteries

    I have a 2006/HR Endeavor and just discovered diesel engine alternator is not charging house batteries. I really don’t know if they were ever being charged. Last year I replaced the solenoid between the house and engine batteries. Recently replaced fridge with a residential fridge and used...
  19. PA

    All batteries dead as a doornail

    My brand new 2026 Newmar Ventana has all 10 battries (2 chassis batteries and 8 house batteries) dead as a door nail. The chassis battery disconnect switches were off when I got to the unit today. I turned them on, and my first indication that something was wrong was when I opened the door and...
  20. DO

    Coach House Batteries

    Have a Bounder 33R that has had two 12VDC Grp 24 marine batteries. They are dead and looking at replacement options. Motorhome is parked and connected to shore power 30 amp most of the time. Sould I replace with - Two 12V DC Grp marine batteries wired parallel or with Two 6V DC Golf Car...
  21. d23haynes57

    Underhood Generators and Idling Engines to Charge Batteries

    If considering using the main engine to charge batteries or get a rig with a 2nd alternator, under hood generator consider this New York City Response...
  22. AN

    disconnect switch ON or OFF for engine to charge coach batteries

    we assumed that the switch had to be on-( lights can operate in coach) for the engine alternator to charge the coach batteries. should the switch be OFF for that to work? thanks
  23. OR

    Chassis starter batteries toast

    Went to the rv garage and noticed strong rotten egg smell. The 2021 ventana was in storage and it was powered through the 50 amp power chord. Opened the battery bay door and noticed moisture on the starter batteries and it had dripped onto the concrete floor. I turned off the chassis...
  24. MI

    Charging Thor 22FE Batteries During Winter

    Good Morning. I am a “new to me” 2020 Thor 22FE and will be putting the RV away for the winter here in SE PA. I plan on keeping the RV covered and on shore power for the entire winter season. From what I read the coach battery will be maintaining it’s charge through the shore power/controller...
  25. US

    House Batteries

    My class A has 2 6V house batteries wired in series. I replaced them about a month ago and did was not able to charge them at the time of install. Today I went to the storage facility to drive the MH to the house and the house batteries were dead. I am plugged into a 120V circuit in the...

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