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Watch Batteries and Other Coin and Button Cell Batteries
 
Watch Batteries and Calculator Batteries
 
1.  Chemical System:  Silver oxide (low drain), 1.55 V Ag 2 O/Zn
 
For applications with a continuous, low power consumption:
Analog watches and digital watches without added functions.
 
                       WATCH
Dimensions : BATTERY No. : Other No. : Nom. Capacity :
4.8 x 1.65 mm                337               SR416SW         8 mAh
4.8 x 2.15 mm                348               SR421SW       12 mAh
5.8 x 1.25 mm                335               SR512SW         5 mAh
5.8 x 1.65 mm                317               SR516SW       10 mAh
5.8 x 2.15 mm                379               SR521SW       16 mAh
5.8 x 2.7 mm                  319               SR527SW       21 mAh
6.8 x 1.45 mm                339               SR614SW       11 mAh
6.8 x 1.65 mm                321               SR616SW    14.5 mAh
6.8 x 2.15 mm                364               SR621SW       20 mAh
6.8 x 2.6 mm                  377               SR626SW       28 mAh
7.9 x 1.29 mm                346               SR712SW       10 mAh
7.9 x 1.45 mm                341               SR714SW       15 mAh
7.9 x 1.68 mm                315               SR716SW       19 mAh
7.9 x 2.1 mm                  362               SR721SW       23 mAh
7.9 x 2.6 mm                  397               SR726SW       32 mAh
7.9 x 3.1 mm                  329               SR731SW       37 mAh
7.9 x 3.6 mm                  384               SR41SW         45 mAh
7.9 x 5.4 mm                  309               SR754SW       80 mAh
9.5 x 1.65 mm                373               SR916SW       29 mAh
9.5 x 2.05 mm                371               SR920SW       38 mAh
9.5 x 2.73 mm                395               SR927SW       55 mAh
9.5 x 3.6 mm                  394               SR936SW       84 mAh
11.6 x 1.65 mm              366               SR1116SW     40 mAh
11.6 x 2.05 mm              381               SR1120SW     50 mAh
11.6 x 3.05 mm              390               SR1130SW     80 mAh
11.6 x 3.6 mm                344               SR1136SW   105 mAh
11.6 x 4.2 mm                301               SR43SW       120 mAh
11.6 x 5.4 mm                303               SR44SW       175 mAh
 
 
 
2.  Chemical System:  Silver oxide (high drain), 1.55 V Ag 2 O/Zn
 
For applications with a continuous,  low power consumption and/or occasional high peak currents:
Analog and digital watches with extra functions (backlight, alarm), pocket calculators, electronic games, cameras, etc.
 
                       WATCH
Dimensions : BATTERY No. : Other No. : Nom. Capacity :
6.8 x 2.6 mm                 376                 SR626W         27 mAh
7.9 x 2.1 mm                 361                 SR721W         23 mAh
7.9 x 2.6 mm                 396                 SR726W         32 mAh
7.9 x 3.6 mm                 392                 SR41W           45 mAh
7.9 x 5.4 mm                 393                 SR754W         80 mAh
9.5 x 1.65 mm               372                 SR916W         29 mAh
9.5 x 2.05 mm               370                 SR920W         38 mAh
9.5 x 2.73 mm               399                 SR927W         55 mAh
9.5 x 3.6 mm                 380                 SR936W         82 mAh
11.6 x 1.6 mm               365                 SR1116W       40 mAh
11.6 x 2.05 mm             391                 SR1120W       50 mAh
11.6 x 3.05 mm             389                 SR1130W       80 mAh
11.6 x 3.6 mm               350                 SR1136W     105 mAh
11.6 x 4.2 mm               386                 SR43W         130 mAh
11.6 x 5.4 mm               357                 SR44W         190 mAh
 
 
 
3.  Chemical System:  Lithium, 2 V   CuS/Li
 
For analog watches.  * Not interchangeable with silver oxide batteries (reversed polarity).
 
                        WATCH
Dimensions : BATTERY No. : Nom. Capacity :
5.8 x 1.2 mm                751*                   5 mAh    
6.8 x 1.1 mm                333                    7 mAh    
7.9 x 1.0 mm                 44                     8 mAh
 
 
 
4.  Chemical System:  Alkaline, 1.5 V    MnO2/Zn
 
For pocket calculators, electronic games, electronic books, etc.
 
                       WATCH
Dimensions : BATTERY No. : Nom. Capacity :
7.9 x 3.6 mm                192                   27 mAh
11.6 x 2.05 mm            191                   29 mAh
11.6 x 3.05 mm            189                   45 mAh
11.6 x 4.2 mm             LR43                 73 mAh
11.6 x 5.4 mm             LR44               105 mAh
 
 
 
3V LITHIUM Button Cell Batteries
 
1.  Chemical System:  Lithium, 3 V  MnO2/Li
 
For all kinds of electronic applications requiring a 3V miniature power source:
Computers, digital assistants, watches, cameras, remote controls, keyless entry systems, memory backup, etc.
 
                       WATCH
Dimensions : BATTERY No. : Nom. Capacity :
9.5 x 2.7 mm             CR927                 30 mAh
10.0 x 2.5 mm           CR1025               30 mAh
12.5 x 1.6 mm           CR1216               25 mAh
12.5 x 2.0 mm           CR1220               38 mAh
12.5 x 2.5 mm           CR1225               48 mAh
16.0 x 1.2 mm           CR1612               35 mAh
16.0 x 1.6 mm           CR1616               50 mAh
16.0 x 2.0 mm           CR1620               68 mAh
20.0 x 1.6 mm           CR2016               80 mAh
20.0 x 2.5 mm           CR2025             150 mAh
20.0 x 3.2 mm           CR2032             200 mAh
23.0 x 2.0 mm           CR2320             150 mAh
23.0 x 2.5 mm           CR2325             190 mAh
24.5 x 3.0 mm           CR2430             285 mAh
24.5 x 5.0 mm           CR2450N           540 mAh
24.5 x 7.7 mm           CR2477N           950 mAh