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Officialfestus's Posts

Nairaland Forum › Officialfestus's Profile › Officialfestus's Posts

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Technology Market › Re: Diy Lithium Ion Like-minds by officialfestus(m): 10:42am On Jul 20, 2025
ksmart027:
As in ehh, e be like say the guy is doing you a favor. Many people are complaining about these but he doesn't wants to change.
dollarnaira:
Officialfestus don vex grin
na Valto make me never try any lifepo4 build, because he no they respond to my messages.
Abi na crime to inquire about prices before I make purchase?
Technology Market › Re: Diy Lithium Ion Like-minds by officialfestus(m): 5:47am On Jul 20, 2025
iraybuju:
There is cells in the market na
the seller I know on this forum rarely respond to messages.
Technology Market › Re: Diy Lithium Ion Like-minds by officialfestus(m): 3:43pm On Jul 18, 2025
fashrola:
Can you build for someone with LifePo4 cells? 24v 4KW with Bluetooth BMS
No, because I don't have access to the cells.
Technology Market › Re: Diy Lithium Ion Like-minds by officialfestus(m): 5:40am On Jul 14, 2025
Elizkid:
Can you build a 2kw for someone? How Much will it cost?
sure, check my signature.
Technology Market › Re: Diy Lithium Ion Like-minds by officialfestus(m): 4:23am On Jul 14, 2025
Elizkid:
Can you build a 2kw for someone? How Much will it cost?
yeah, write me on whatsapp.
Technology Market › Re: Diy Lithium Ion Like-minds by officialfestus(m): 8:05am On Jul 13, 2025
Will be building a 24v 7s 4kw pack with 200A jk bms with 1A active balancing feature with these cells soon.

Technology Market › Re: Diy Lithium Ion Like-minds by officialfestus(m): 7:54am On Jul 13, 2025
9ijaprince:
Setting up more power storage. 7S 28p with 2.5ah 18650 3.7v cells (67.5ah). These battery storage separators have made the job quite easy and stress free for me.
nice one.
Technology Market › Re: Àirtel 4G LTE AndroidTV BOX / ROUTER With 1 month Unlimited @ 40,000 naira Only by officialfestus(m): 5:13am On Jul 12, 2025
Skye123:
Yes, it can
okay, thank you.
Technology Market › Re: Àirtel 4G LTE AndroidTV BOX / ROUTER With 1 month Unlimited @ 40,000 naira Only by officialfestus(m): 8:05pm On Jul 11, 2025
saint2ace:
It should but I haven't tried it. Will check tomorrow and revert
OK, no problem.
Technology Market › Re: Àirtel 4G LTE AndroidTV BOX / ROUTER With 1 month Unlimited @ 40,000 naira Only by officialfestus(m): 5:55pm On Jul 11, 2025
saint2ace:
No to all questions, it only works with internet based applications and no FOA channels.
can it play videos from external drives?
European Football (EPL, UEFA, La Liga) › Re: Carlo Ancelotti Sentenced To One Year Prison Term Over Tax Fraud by officialfestus(m): 5:42pm On Jul 09, 2025
BeginsAtHome:
He's now a convict and fit to coach the super eagles of Nigeria.

Na criminals dey sweet us pass
😆 🤣
Not enough original content
Please take a moment to write a quality post with at least 40 characters.
This will make the forum more interesting for everyone.
Technology Market › Re: Diy Lithium Ion Like-minds by officialfestus(m): 5:14pm On Jul 09, 2025
Penuelseun:
most 24v inverters are compatible with li-ion 7s battery configuration including 14s for 48v inverters, it is only 3s configs that have small wahala
noted, thank you. 😊
Technology Market › Re: Diy Lithium Ion Like-minds by officialfestus(m): 5:14pm On Jul 09, 2025
ksmart027:
I don't know if it's compatible with 7s, i don migrate to lifepo4. But i believe the settings are editable.
ok
Technology Market › Re: Diy Lithium Ion Like-minds by officialfestus(m): 9:22am On Jul 08, 2025
ksmart027:
320k
is it lithium ion compatible(7s)?
I'm asking because I saw 27vdc output on the specifications.
Technology Market › Re: Diy Lithium Ion Like-minds by officialfestus(m): 12:18pm On Jul 05, 2025
dollarnaira:
Bank cards are now available for AliExpress now.
really?
I've been using a virtual usd card to shop there.
Technology Market › Re: Diy Lithium Ion Like-minds by officialfestus(m): 12:12pm On Jul 05, 2025
Obnoxious2001:
I don't think it will alter the amps
It does, once used a buck convert(20A) to step down a charger of output (14.4v 20A) to 12.6v, hoping It wasn't going to alter the amps, but unfortunately the highest amps I could pull using the buck convert was 10Amps. huh
Technology Market › Re: Diy Lithium Ion Like-minds by officialfestus(m): 12:06pm On Jul 05, 2025
dollarnaira:
Thanks.
Yes, energy need is the koko especially when all appliances need to be turned on at once. If done in bits 12v still works great with sense.

If at I will hit 48v it will be 314ah i.e approximately 2m for cells only.

For now, I will still do another 12v at 314ah --- 4kwh as an upgrade but with 6000w Satchet inverter. All die na die grin grin grin.
charging time is the only downside I've with 12v systems.
Technology Market › Re: Diy Lithium Ion Like-minds by officialfestus(m): 12:01pm On Jul 05, 2025
saint2ace:
Welcome to my reality, agreed that the power density is insane but the stress as well as the materials needed if one is to do it properly is on another level, with lifepo4 one only needs to add busbars and slap on a bms and u're done.

All in less than an hour.

And with the drastic reduction in prices of lifepo4 it's actually a no-brainer to move to the chemistry.

However, for small compact systems, nothing beats lithium ion's energy density if you have the time.
The time taken and stress one have to go through before building it is the only downside for me, but I love the feeling it gives when neatly built.
Technology Market › Re: Diy Lithium Ion Like-minds by officialfestus(m): 10:06am On Jul 05, 2025
dollarnaira:
This will result to less demand of 18650.
But the energy density of lithium ion is huge. Almost all my builds were freely made and research purposes.
yeah, although if I'm chanced, I'll likely still build some, because I like the getting my hands busy.
Technology Market › Re: Diy Lithium Ion Like-minds by officialfestus(m): 2:21pm On Jul 04, 2025
Obnoxious2001:
It can work for lithium ion, but you will need a good BMS.



Aside from that you can reconstruct it to supply 12.6v for lithium ion charging
is it possible to reconstruct the voltage to 12.6v with altering the amps?
Technology Market › Re: Diy Lithium Ion Like-minds by officialfestus(m): 2:17pm On Jul 04, 2025
Trippledots:
A silent observer here.

I just want to ask a general question.

Is there still any motivation to build 18650packs when it seems the price is already been rivaled by new LFP, factory made packs?

Tetralogyfallot...how much are your cells going for? To help give context to my question.
To me, I no longer see need building the 18650 packs anymore, simply because the cost of building is almost equivalent to getting a new factory made LFP pack, and also the stress involved in building it.
Food › Re: What Do You Think About These Transparent Gas Cylinders? by officialfestus(m): 2:11pm On Jul 04, 2025
Not enough original content
Please take a moment to write a quality post with at least 40 characters.
This will make the forum more interesting for everyone.
Agriculture › Re: This Snake Killed Two Of Our Chickens But Was Not So Lucky by officialfestus(m): 8:32pm On Jul 03, 2025
cenaman:
Kill me I kill you God no go vex grin grin

See pepper soup OP share location
lipsrsealed

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Technology Market › Re: Diy Lithium Ion Like-minds by officialfestus(m): 2:27pm On Jun 30, 2025
tetralogyfallot:
7s50p lithium ion built battery
Voltage: 25.9v
Capacity: 160Ah
Energy: 4kWh
BMS used: 80A
Active balancer: 1A
Pieces of cells used: 350pcs of 3.2A 18650 cells
I'm feeling motivated right now.
Technology Market › Re: Diy Lithium Ion Like-minds by officialfestus(m): 2:25pm On Jun 30, 2025
Technology Market › Re: Diy Lithium Ion Like-minds by officialfestus(m):
kaymart:
How about going for 24V 5kwh or 24V 2.5kwh.
Which is better for grid without panels?
the former is a option better than the latter.
Science/Technology › Re: Soldiers Kill A Wild Boar (Pictures) by officialfestus(m): 9:01am On Jun 27, 2025
Ebubu:
the thing can run ehn! Can hit 60km/hr in less than 10 seconds. Probably shot with a gun from afar. I like kasongo sha
yeah, the AK47 projectile was more faster than it's engine.
Science/Technology › Re: Soldiers Kill A Wild Boar (Pictures) by officialfestus(m): 4:13pm On Jun 26, 2025
His v6 turbo engine failed him.


Not enough original content
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Business › Re: Good Old Days! Does This Business Still Exist? Picture by officialfestus(m): 6:33am On Jun 25, 2025
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Phones › Re: Elitebook 840 G3 For Sale-180k by officialfestus(m): 1:41pm On Jun 24, 2025
Burna024:
4 pcs‼️‼️
HP Elitebook 840 G3 || Core i5 || 6th Gen
8GB RAM 256GB SSD || Keyboard light
Fingerprint✅

No charger
180k

09121728722
Lagos state
Please take a moment to write a quality post with at least 40 characters.

110?
Technology Market › Re: Diy Lithium Ion Like-minds by officialfestus(m): 9:45am On Jun 20, 2025
Kfed4ril:
Hello
Good morning brother
Where can I get the batteries cells in large number to be able to build mine?
tetralogyfallot





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Technology Market › Re: Diy Lithium Ion Like-minds by officialfestus(m): 9:17pm On Jun 19, 2025
saint2ace:
Reminds me of a build I did some time back.
so clean and neat. 👌
Doesn't look locally made at all






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