rested in DIY might want to read the [[https://diysolarforum.com/forums/diy-lifepo4-battery-banks.22/|DIY LiFePO4 Battery Banks subforum]] over on DIY Solar. You can also see the [[electrical:12v:lifepo4_b... cut-off, and internal heaters.
The [[https://diysolarforum.com/|DIY Solar Forums]] are a good place to check for updated info, as well as links to teardown re
shunt cannot be counted.**
Note: [[electrical:solar:status|Watching amps trail off]] at the end of le... to the app or directly to other Victron gear like solar charge controllers.((the Orion-TR is a notable an... d operate their [[https://amzn.to/2SuOYmr|SX-2030 solar charge controller]]. The monitor will still prov
s written from the standpoint of the [[electrical:solar:charge_controller|solar charge controller]]. It affects all circuits to some degree and is not limited to solar. -- secessus]
In typical installs the charge con... And it may //not// be a problem since since
- solar-only charging is often low-current charging, mini
fair amount of the bulk charging done and let the solar finish it off the rest of the day. -- jimindenver... ]] batteries healthy, so [[electrical:12v:alt_and_solar|combining with solar]] is common
[[opinion:frater_secessus:pareto|about these summaries]]
===== overvi... eply discharged
* when [[electrical:12v:alt and solar|combined with solar]] or some other higher-voltag
ected components) or pre-made ("power stations", "solar generators"). Regardless of your choice, ensure ... r]].((or doing something exotic like [[electrical:solar:shallow_cycling|shallow cycling]]))
===== H...
* **Easy to run** off a small [[lifestyle:faq_solar_generator|portable power station]]((which you wil... small ($) house power system: Example: 200w of solar and 100Ah of battery.
* Small [[food:refri
voltage to specific charging voltage [[electrical:solar:charge_controller_setpoints|setpoints]] and limit... ion as it might seem since lead-acid [[electrical:solar:status#in_absorption|current acceptance drops sub... ach day.)) This is where [[electrical:12v:alt_and_solar|a bit of solar helps with the long-duration duties]].
DC-DC chargers are often triggered by the IGN cir
ium (Li) profiles effectively means "[[electrical:solar:status#setups_with_no_float|floatless]]" and lead... F | OFF | OFF | ON | OFF |
An [[electrical:solar:status#setups_with_no_float|explanation of Floatl
devices; phones and tablets require [[electrical:solar:frugal|much less power]]. Pretty much the only c... charge your laptop while driving or [[electrical:solar:nonessential|when the system has excess solar power]] it's basically charging "for free".
===== virt
t on current drawn by the house bank:((https://diysolarforum.com/threads/experiences-charging-lfp-from-al... concurrent charging source]] for an alternator is solar.
**Example**: Let's assume the same 14.0v alternator output and solar contribution that pushes up Vbatt by 0.3V
* I=... v-**13.0v**)/0.020mR = 1.0v/0.020mR = 50A without solar
* I=V/R = (14v-**13.3v**)/0.020mR = 0.7v/0.020m
is a companion to the [[electrical:12v:mandatory_solar|Is Solar Mandatory?]] article
====== Is DC-DC charging mandatory? ======
Death and taxes are mandatory
v:deep_cycle_battery|batteries]] and [[electrical:solar:panels|solar panels]] can be used independently or combined. If combined, they are connected //in serie... ples we will consider //two items// -- batteries, solar panels, etc.
**Series** connections **double th
nsive (and maybe impossible) get Big Current with solar alone and difficult (or even impossible) to compl... on alternator alone. But [[electrical:12v:alt_and_solar|small amounts of both combine]] to make a workabl... expensive charging system.
For this reason the solar + alternator combination is the most common and e... -daily**, or live in an area of poor [[electrical:solar:output|insolation]].
For many people [[electri
voltage is rarely useful in the field since:
- solar charging alone is rarely able to hit charge curre... ade by US Battery have "U" prefixes.((https://www.solarpaneltalk.com/forum/off-grid-solar/batteries-energy-storage/14996-trojan-t-105-vs-crown-235-and-what-s-wr... stilled water occasionally.
Common [[electrical:solar:charge_controller_setpoints|setpoints]] (check yo