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BAT-23 GA 12V alkalna View larger

Alkaline battery 12V BAT-23 GA

BAT-23-GA

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BAT-23-GA is a 12V alkaline battery in A23 format (23A, V23GA, MN21, L1028). Designed for wireless detectors, remotes and keyfobs; recommended for indoor use. For very low temperatures or outdoor installations consider lithium cells.

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BAT-23-GA — 12V alkaline battery for compact wireless devices

BAT-23-GA is a 12V alkaline cell in the common A23 format, intended to power wireless sensors, remote controls, keyfobs and similar small devices used in alarm and smart-home systems. It corresponds to widely used equivalents: A23, 23A, V23GA, MN21, L1028, GP23A, etc.

Applications and scope

In typical indoor conditions (warm and dry) the BAT-23-GA alkaline battery delivers adequate service life for low-power wireless modules. Because many modern transmitters and sensors draw limited current, an alkaline A23 cell is often a practical and economical replacement option.

Cold and outdoor usage

Alkaline chemistry can lose capacity and voltage under very low temperatures due to water-based electrolytes. For devices exposed to cold or installed outdoors or in unheated spaces (garage, shed, container), lithium cells are preferable since they retain performance better in cold weather and typically have longer service life.

Compatibility

  • Nominal voltage: 12 V (alkaline chemistry).
  • Format / equivalents: A23, 23A, V23GA, MN21, L1028, GP23A, etc.
  • Typical applications: wireless alarm sensors, remote controls, keyfobs, small transmitters/receivers.

Practical advice

Choose reputable brands and avoid very cheap unknown cells that may show inconsistent performance. When replacing, check device documentation for polarity and manufacturer recommendations. If the device operates in cold conditions, switching to lithium batteries will improve winter reliability.

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