Panasonic 3R12 4.5V Zinc-Carbon Flat Battery

The Panasonic 3R12 (3R12RZ/1BP) is a classic and reliable 4.5V flat zinc-carbon battery, packaged as a single unit in a convenient blister pack. Designed specifically for devices that do not require high energy consumption, this battery delivers steady and economical power. It is perfect for use in traditional flat flashlights, vintage portable radios, toys, calculators, clocks, and educational laboratory circuits.

Key Highlights & Features

• Cost-Effective Energy Solution: Provides excellent value and stable discharge for low-to-medium drain applications.

• Trusted Panasonic Quality: Engineered to offer reliable operating performance and an optimized shelf life.

• Universal Compatibility: This 4.5V flat battery size standard directly replaces and matches alternative codes such as 3LR12, 1203, V4912, MN1203, and 312G.

Technical Specifications:

• Manufacturer: Panasonic

• Manufacturer Code: 3R12RZ/1BP

• Battery Chemistry: Zinc-Carbon

• Size Designation: 3R12 (Flat battery with flexible brass strip terminals)

• Nominal Voltage: 4.50 V

• Dimensions (W x D x H): 62.0 × 22.0 × 67.0 mm

• Package Content: 1 piece per blister pack

• Alternative Markings: 3LR12 / 1203 / V4912 / MN1203 / 312G / LR12