General Project, Battery, and Electrical

Anything related to your project, batteries, or electrical topics that doesn't fit in any of the other sections. Also includes news releases.
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The dodgiest RaspberryPi UPS in existence
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3
Views
293
LithiumSolar
LithiumSolar
D
[Aus] Possibility for some cheap cells from these things.
Replies
1
Views
93
LithiumSolar
LithiumSolar
rebelrider.mike
Wireless router gets a DIY UPS
Replies
8
Views
448
rebelrider.mike
rebelrider.mike
Cheap 4-life
Batteries in parallel with different amps on positive and negative
2 3 4 5
Replies
89
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2K
floydR
F
E
Best way to discharge test a 12 cell 3.7v 18650 pack
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1
Views
84
floydR
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italianuser
ACS712 30A Getting a ±0.1A Current sensor accuracy
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0
Views
105
italianuser
italianuser
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Discharge tester board queries
2
Replies
35
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9K
reg_zz
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hbpowerwall
I got a NEW Powerwall then proceeded tare it down!
Replies
8
Views
1K
Korishan
Korishan
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Powerlock cables for SDI
Replies
1
Views
109
prepared1
P
M
Tesla PowerWalls
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0
Views
103
mckemie
M
C
Addon to existing Powerwalls?
Replies
2
Views
155
Roland W
Roland W
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Parallel and series packs
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2
Views
151
Harani
H
H
improving "duff" batteries ?
Replies
6
Views
3K
Harani
H
F
contactor with aux contacts What are the aux contacts for?
Replies
2
Views
155
floydR
F
S
Rattle in a cell
2
Replies
35
Views
29K
OffGridInTheCity
OffGridInTheCity
T
Maximizing battery capacity question
Replies
7
Views
325
OffGridInTheCity
OffGridInTheCity
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13s 450a bms?
Replies
4
Views
212
rexgoodwin
R
A
BMS help
Replies
2
Views
159
atlas7
A
D
Use li-ion in po-li gps tracker device
Replies
6
Views
210
Drivee
D
L
Signs you may have a lithium addiction problem
2 3
Replies
40
Views
16K
Jim Jr.
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