Battery Energizer Industrial Alkaline LR20 (D) 1.5V — single cell

The Energizer Industrial Alkaline LR20 (D) 1.5V single cell is a D-size alkaline battery designed for high-drain and general-purpose applications. This industrial-grade cell delivers a steady 1.5V output and is intended for devices that require a robust single D battery. The battery is suitable for tools, flashlights, radios and other equipment used in professional or home environments, and it is described as compatible with long-term storage and occasional heavy use.

Advantages

This Energizer D cell provides consistent voltage for devices that need a single 1.5V alkaline cell. The industrial designation indicates suitability for demanding or professional use where reliable power and predictable performance are required. The cell is compatible with a wide range of devices that accept D-size batteries and is presented as appropriate for both continuous and intermittent operation.

Suitable for

• Flashlights and torches that accept D-size cells
• Portable radios and audio equipment
• Handheld or portable tools and industrial instruments
• Emergency equipment and long-term storage applications

Key specifications

• Battery type: Alkaline
• Size: D (also referred to as LR20)
• Nominal voltage: 1.5 V
• Cell configuration: single (individual) cell
• Intended use: industrial / general-purpose

How to use

Insert the Energizer Industrial Alkaline LR20 (D) 1.5V cell into the device following the polarity markings: align the positive (+) and negative (−) ends as indicated. For devices requiring multiple cells, install each cell in the correct orientation and ensure secure contact with terminals. Replace the battery when device performance declines or when the device indicates low battery; dispose of used batteries in accordance with local regulations.

Usage recommendations

Store batteries in a cool, dry place away from direct heat and sunlight. Remove the battery from equipment if the device will be unused for an extended period. Do not attempt to recharge non-rechargeable alkaline cells, and avoid short-circuiting or exposing the battery to fire or high temperatures.