Button cell Varta V377 SR66 1.55 V - 1 unit

Button cell Varta V377 SR66 1.55 V for watches and compatible small devices

Varta V377 SR66 / SR626SW: 1.55 V, 21 mAh, Ø 6.8 × 2.6 mm. A non-rechargeable battery from the VARTA Silver Coin range. Choose it to replace a depleted battery when your device requires this reference, these dimensions and a voltage of 1.55 V.

Benefits and applications

Silver-oxide chemistry provides a stable discharge voltage, useful for watches and compatible small electronic devices. Selecting the exact battery code helps avoid buying by appearance or choosing a size that does not fit the holder.

Suitable for watches, calculators and other devices whose instructions specify this format. Capacity is a typical value; operating life depends on the device consumption and conditions of use. A fixed runtime cannot be promised for every device.

Technical specifications

Cross references and equivalents

References listed in the manufacturer’s cross-reference table. Some codes combine versions designed for different electrical demands: check whether your device requires W or SW, as well as voltage and dimensions.

Choosing the correct battery

Read the original battery code and confirm diameter, height and polarity before fitting it. Similar-size LR or AG alkaline batteries are not identical to SR silver-oxide cells. A 3 V CR lithium cell is not a replacement for this 1.55 V battery.

Frequently asked questions

Can it be recharged?
No. This is a single-use primary battery and must not be put in a charger.

What does the price include?
One battery of the stated model. Your selected purchase quantity refers to this one-unit presentation.

What if I do not know the reference?
Check the code on the original battery or your device manual. If uncertain, send us a photograph of the battery and holder so we can help identify the format.

Keep new and used batteries out of children’s reach. Avoid short circuits and take used batteries to a suitable collection point.

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