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Battery Discussions
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Battery Chargers, Testers, and Test Procedures
Discuss specific cell chargers, capacity testers, and testing methods.
DIY BATTERY ACUTIONS
Winston LifePo4, 18650 cells, 12/24/48v batteries
www.batteryhookup.com
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Sticky
The Passion of the Li-Ion 18650
Wolf
Dec 31, 2021
Replies
15
Views
2K
Jun 28, 2022
Wolf
E
Tp4056 reverse voltage protection
egam
Jun 2, 2017
2
3
4
Replies
66
Views
66K
Thursday at 5:08 PM
Voltage
V
Opus Charged to 4.3V, are cells still OK?
Festus
Sep 4, 2023
Replies
3
Views
4
Tuesday at 7:01 AM
Overmind
D
Different testers and vastly different results(?)
DiggsUt
Aug 29, 2023
Replies
15
Views
16
Sep 11, 2023
DiggsUt
D
PIP 4048HS Failure
hbpowerwall
May 29, 2023
2
Replies
37
Views
38
Sep 7, 2023
Korishan
IR Meter Recommendations
TheBatteries
Jan 8, 2021
2
3
4
5
Replies
80
Views
7K
Aug 12, 2023
100kwh-hunter
T
Can the Opus charge ring batteries in their pack?
Trapper
Jul 18, 2023
2
Replies
25
Views
26
Jul 23, 2023
Korishan
Interesting video on "cheap" Buss Fuses
Korishan
Jul 15, 2023
Replies
5
Views
6
Jul 22, 2023
Korishan
G
OPUS Resistor **upgrade**
grundholm
Jul 18, 2023
Replies
1
Views
2
Jul 18, 2023
Korishan
R
Dented 18650 Cells: Safe to Use?
Ruky
May 29, 2023
Replies
12
Views
13
Jul 17, 2023
Ruky
R
new tester from ali? any good
100kwh-hunter
Jun 22, 2023
Replies
7
Views
8
Jun 28, 2023
harrisonpatm
H
iCharger X8 Died - Took it apart
OffGridInTheCity
May 5, 2020
2
3
Replies
40
Views
7K
Jun 28, 2023
Oleksii
OPUS BT-C3100 V2.2 Resistance test upgrade mode
EGOksy
Mar 16, 2018
2
Replies
20
Views
16K
Jun 12, 2023
Ruky
R
If your Opus BT-3100 charger is reading 0.05V higher on the display than reality....
jm1
Jan 17, 2018
Replies
18
Views
9K
Jun 6, 2023
litris
L
Q
Opus disappointment
quadrofource
May 29, 2023
Replies
4
Views
5
Jun 2, 2023
Wolf
H
How to test 26650's on an imax B6
harrisonpatm
Oct 24, 2022
Replies
6
Views
7
May 26, 2023
Jeb5573ptm
J
We have ignition. TP5100 fiery fail
nz_lifer
Apr 10, 2021
Replies
5
Views
3K
May 13, 2023
okw
O
A
NEED HELP TESTING 15000 18650 IN 2 WEEKS
armas00
Nov 18, 2022
Replies
13
Views
14
Apr 27, 2023
100kwh-hunter
J
Info about MCM (Megacell Monitor)
jeremyoha450
Apr 21, 2023
Replies
0
Views
1
Apr 21, 2023
jeremyoha450
J
N
3.3 kW can bus charger for my car
nero1986
Apr 6, 2023
Replies
1
Views
2
Apr 6, 2023
floydR
F
Setting IR pass/fail requirement
Festus
Mar 30, 2023
Replies
0
Views
1
Mar 30, 2023
Festus
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