SR721SW is out of stock and can be placed on backorder.
Available Substitutes:

Parametric Equivalent


Seiko Instruments
In Stock: 0
Unit Price: $1.58000
Datasheet

Parametric Equivalent


Seiko Instruments
In Stock: 0
Unit Price: $0.00000
Datasheet
Coin, 7.9mm Silver Oxide 1.55 V Battery Non-Rechargeable (Primary)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

SR721SW

DigiKey Part Number
728-1098-ND
Manufacturer
Manufacturer Part Number
SR721SW
Description
BATTERY SLVR OX 1.55V COIN 7.9MM
Manufacturer Standard Lead Time
13 Weeks
Customer Reference
Detailed Description
Coin, 7.9mm Silver Oxide 1.55 V Battery Non-Rechargeable (Primary)
Datasheet
 Datasheet
Product Attributes
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Category
Voltage - Rated
Mfr
Capacity
Series
Size / Dimension
0.31" Dia x 0.08" H (7.9mm x 2.0mm)
Packaging
Tray
Termination Style
Requires Holder
Part Status
Active
Discharge Rate
40µA
Battery Chemistry
Weight
0.42 g
Battery Cell Size
Associated Products
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (2)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
SR721WSeiko Instruments0728-1112-ND$1.58000Parametric Equivalent
SR721W-5SESeiko Instruments0728-1121-ND$0.00000Parametric Equivalent
In-Stock: 0
100 estimated in stock on 18-Jan-2027
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All prices are in USD
Tray
QuantityUnit PriceExt Price
1$1.31000$1.31
10$1.08800$10.88
50$0.95380$47.69
100$0.90120$90.12
300$0.82367$247.10
500$0.78990$394.95
1,000$0.74630$746.30
2,500$0.69234$1,730.85
5,000$0.65413$3,270.65
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.
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