Overkill Solar BMS Series User Manual

2
1
BMS balance leads
Included with BMS
3
1
Temperature sensor lead
Included with BMS
4
1
External switch pigtail
Included with BMS. If desired, this
will shutoff the discharge FET,
preventing battery drain when
activated.
5
1
BMS Bluetooth module with cable
Optional accessory for BMS
6
4
Battery cells
100Ah LiFEPO4
7
8
Battery cell nuts for lugs
10mm, nylon locking.

Included with Overkill Solar
LiFEPO4 cells
8
3
Bus bars
Included with Overkill Solar
LiFEPO4 cells
9
1
Power distribution block (positive)
2 or more 3/8” lugs, red.
Rated for > 150A
10
1
Power distribution block (negative)
2 or more 3/8” lugs, black. 
Rated for > 150A
11
1
Wire, positive lead, red (current-carrying
cable between last battery cell positive and
the power distribution block)
4 AWG minimum.
2 AWG recommended.
Red insulation.
12
2
Ring terminals, positive lead
4 AWG minimum.
2 AWG recommended.
3/8" inside diameter.
13
2
Ring terminals, BMS pigtails
For standard 10 AWG pigtails:
6 AWG, ⅜” ID (NOTE: these can be
optionally included with the BMS
at order time)

For optional 8 AWG pigtails:
4 AWG, ⅜” ID
14
5
Ring terminals, balancing lead
16-22 AWG, ⅜” ID, insulated

Included with Overkill Solar
LiFEPO4 cells
15
A/R
Zip tie, light-duty, 6”
For cable management.
16
A/R
Zip tie, heavy-duty > 12”
Optional. May be used to secure
BMS to battery pack.


Overkill Solar BMS Series Specifications

General

Brand	Overkill Solar
Model	BMS Series
Category	Control Unit
Language	English