Duracell 12V Alkaline Battery Size 21/23 Coppertop 2 Pack

Product Description

The DURACELL 00041333661506 is a 12-volt alkaline battery in the 21/23 cylindrical size, sold in a 2-pack. Part of the Coppertop series, this disposable battery delivers 12 volts through a button tab terminal and is rated at 50 milliamp-hours (mAh) capacity. It meets ANSI 1811A standards and carries the IEC designation 3LR50. The cylindrical form factor measures 1.122 inches in height and 0.406 inches in diameter. This battery is intended for low-profile electronics requiring a compact, high-voltage alkaline cell. Licensed technicians and service professionals use these in remote controls, sensors, security devices, and similar small electronics.

This battery is suited for a wide range of compact electronic applications where a 12-volt power source in a small cylindrical footprint is required. Typical uses include garage door openers, key fob remotes, wireless doorbells, alarm systems, and other small electronics that specify a 21/23 or A23-style cell. The multi-drain rating makes it suitable for both continuous and intermittent draw applications. Each package contains 2 batteries for job-site or service-call readiness.

Key Features

• 12-volt alkaline chemistry with 50 mAh rated capacity
• Button tab terminal style for secure contact in small battery compartments
• Meets ANSI 1811A standard; IEC designation 3LR50
• Cylindrical form factor: 1.122 inches tall, 0.406 inches in diameter
• Multi-drain rated for both continuous and intermittent electronic loads
• Disposable, non-rechargeable; 2 batteries included per package

Compatibility

Designed as an OEM-style replacement for electronics requiring a 21/23 size, 12-volt alkaline cylindrical battery with a button tab terminal, conforming to ANSI 1811A and IEC 3LR50 specifications.

Installation Notes

Always power down or switch off the device before replacing the battery. Observe correct polarity when inserting the cell into the battery compartment. Dispose of used alkaline batteries in accordance with local regulations. Do not mix with other battery types or chemistries in multi-cell devices.