Datasheet
ER3S
Lithium Thionyl Chloride Battery
(790mAh)
Diagrams of Batteries with Terminals
ER3S#2 PC
● External Dimensions (unit: mm)
ER3S #2 PC ER3S WKP ER3SR #4
0.75
7.5
7.5
ø14.5
0.25
ø0.7
21.3
28.5
(26)
(+)
(–)
: Tin plating
3.5
8.5
29.3
21.9 6.0
28
90
11.5
ø14.9
MAX17.0
ø16.4 50
(+)
2(+)
1(–)
POS 1(–)
POS 2(+)
Housing:
Contact:
Lead wire:
IL-S-2S-S2C2- S
IL-S-C2-S-1-10000
AWG26
Housing:
Contact:
Lead wire:
22-01-2025
08-55-0102
AWG26


