diy solar

diy solar

Recent content by Mgr

  1. M

    Parallel cables to busbar need help

    Thank you I appreciate that. Can you help with the gauge?
  2. M

    Parallel cables to busbar need help

    I have three 100ah lfp batteries to parallel to busbars. 24” seems about right. 3 red and 3 black. If red gets mrbf terminal fuse should red wires be shorter than black?? Thank you
  3. M

    Holes on top of batteries

    Could sulfation be hiding down there? Will it leave a visible clue
  4. M

    Holes on top of batteries

    6v gc2. Does the top of plates indicate condition of battery?? Sg is good.
  5. M

    Need help with motor home batteries

    Just curious. Is generator with good charger more efficient than alternator?
  6. M

    Need help with motor home batteries

    Thanks browneye. Good tip, I will move converter charger closer to battery compartment. O wait that is a 20 yr old charger. Now I have to shop for a new charger for lifepo4. I’m actually liking your minimalist approach. A larger transfer switch system would be a distant future build. No large...
  7. M

    Need help with motor home batteries

    Browneye. Great thanks no huge battery banks no humongous inverter nice and simple. No bms problem About that victron Orion dc charger. Will that actually bulk, absorb, and fully charge a lead battery from a lifepo4 battery. Equalize?
  8. M

    Need help with motor home batteries

    Thanks browneye. Is that a entry step. Two inverters?
  9. M

    Need help with motor home batteries

    Thanks hrtkd. That is a handy tip. I found That onan generator could be 350 amps. Searched hwh jacks even called them and no luck. I’ll just assume it’s Large. I assume Those numbers are for determining bms size. Is four 100ah lifepo4 Enough? Wait that won’t even fit in that compartment anyway...
  10. M

    Need help with motor home batteries

    Thanks hrgkd. Yes 12v systems, second set of gc2’s are gone. Engine battery is in front under hood. Original gc2’s are in exposed compartment. Those two batteries are sometimes combined with solanoid switch. Adjacent compartment is now empty waiting for lifepo4. I’m not understanding add dc...
  11. M

    Need help with motor home batteries

    Thanks rocket man. Will have to spend some time studying your system. Forgot about insulation and heat. That brings my adjacent compartment down to 20x17x10!! I think I’ll pass on moving the generator. I found 350 cc amps for generator and “adequate battery” for H&H 310 jacks.
  12. M

    Need help with motor home batteries

    Thanks camelcase. Is that for Pwm also or just a mppt thing?
  13. M

    Need help with motor home batteries

    Thanks Bobert. Yes my inverter is 12v. What were your thoughts?
  14. M

    Need help with motor home batteries

    Greetings. I have an older motor home with two GC2 6v house batteries and separate engine starting battery. Jacks and 5000w generator are started with house batteries. That’s original equipment. 5 yrs ago I paralleled two more GC2’s in adjacent compartment, added 1100w excelltech inverter and...
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