Are 395 and 399 batteries the same?

Published by Anaya Cole on

Are 395 and 399 batteries the same?

No, these batteries are not exactly the same. These batteries are silver-oxide 9.5×2. 6 mm batteries, but the SR927W (399) battery is a high-drain battery suitable for digital watches with LEDs and alarms, while the SR927SW (395) battery is a low-drain battery suitable for low, constant current discharge applications.

What size is a AG4 battery?

AG Number Watch Batteries:

Code Size Voltage
AG1 6.8 x 2.1 mm 1.55
AG2 7.9 x 2.6 mm 1.55
AG3 7.9 x 3.6 mm 1.55
AG4 6.8 x 2.6 mm 1.55

How long does Renata 395 last?

3 Years

Battery Size: 395 / 399
Battery Shelf Life: 3 Years
Packaging: Tear Strip
Brand: Renata
Warranty: Battery Junction 30-Day Warranty

How many volts is a 395 battery?

Enhance your purchase

Brand Renata Batteries
Battery Cell Composition Silver Oxide
Recommended Uses For Product Watch
Unit Count 1 Count
Voltage 1.55 Volts

What voltage is an AG4 battery?

AG Number Watch Batteries:

Code Size Voltage
AG4 6.8 x 2.6 mm 1.55
AG5 7.9 x 5.4 mm 1.55
AG6 9.5 x 2.1 mm 1.55
AG7 9.5 x 2.6 mm 1.55

Are Renata Batteries any good?

Renata batteries are the most reliable and last the longest too. They are also the battery of choice fitted by premier Swiss watch houses including Tag HEUER, Breitling, Chopard and even Rolex for their quartz collections.

Which is better alkaline or silver-oxide?

Also, silver-oxide batteries under the same conditions, on average, feature 10-40% larger capacity – due to the more stable output voltage and larger capacity, silver-oxide batteries feature ~15-50% better energy density when compared with the alkaline batteries.

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