expired Posted by f12_26 | Staff • Nov 5, 2024
Nov 5, 2024 4:51 AM
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expired Posted by f12_26 | Staff • Nov 5, 2024
Nov 5, 2024 4:51 AM
150AH Eco-Worthy LiFePO4 Lithium Battery w/ BMS & Bluetooth
+ Free Shipping$168
$280
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By far the cheaper Lifepo4 ever. Less than .10 per wh.
Rated at 1920wh and I've tested 2 of them and got 1950wh.
Was going to post this but it seems I always get deleted everytime I post a deal.
Working back from you numbers, it appears you might have been multiplying 12vx150ahx4 batteries to get that number and were referring to capacity?
In that case, multiply the 150ah x nominal 12.8v x 4 batteries for 7680w/h. Then multiply by inverter efficiency (check inverter, but 80% is conservative in most cases) to get usable capacity, which in this example would be 6144w/h
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Any recommendations for a P20 charger?
Do you need battery balancing in there as well?
Can a regular battery tender for a car charge these?
I want to run an 1800W inverter that has a 3000W surge current. So ~150A max constant/~250A surge. I'm not going to be regularly maxing it out, but I want to size a battery that can keep up with the inverter.
Frankly, Its cheaper to parallel two than to get a 300AH surge capable.
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The ecoflow product is a DC to DC step up converter. Its specifically designed to charge the ecoflow packs at a higher voltage.
You'd want a DC/DC charger, that will current limit (like a victron DC/DC). The purpose is to not overstrain the alternator. and to limit the amps to the battery.
Any recommendations for a P20 charger?
Do you need battery balancing in there as well?
Also if your charging as a 12V, you'd have 4 12V chargers, so each battery charges independently. If your charging at 48V, then you'd periodically top charge each of the batteries at 12v.
It also depends on how "quickly" you need to add power and what is the lowest your input will take. You can add input generally at 12v, but it will be at around 80-100W/hr rate.
Keep in mind, this battery holds about 1800-1900w of power. It is capable of being recharged at 100A , which is about 1400w so could in theory charge in about 1.5 hr.
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Any recommendations for a P20 charger?
Do you need battery balancing in there as well?
I don't think so when in series. Internal balancing should be handled by the BMS, but I'm kinda new to battery balancing.
Edit: As Madmax718 pointed out later in the thread, use a charger per battery in a series stack for balancing.
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