Key Features

• Extreme Power Output: Rated for up to 45A continuous discharge for demanding applications.
• Large 4200mAh Capacity: Provides long runtime without sacrificing performance.
• Modern 21700 Size: Higher efficiency and energy density than older cell formats.
• Designed for Battery Packs: Unprotected flat-top cell intended for systems with built-in protection.
• Trusted Molicel Engineering: Known for consistency, durability, and high-current reliability.

Overview

The Molicel P42A 21700 battery sets the benchmark for high-performance lithium-ion cells. Combining a 4200mAh typical capacity with a powerful 45A continuous discharge rating, this cell offers an unmatched blend of energy storage and current capability. When used in a properly protected battery pack, it delivers outstanding performance for advanced electronic systems that demand both power and endurance.

Applications / Uses

• High-performance battery packs
• Power tools and industrial equipment
• Portable energy storage systems
• Research, development, and testing
• 21700-compatible high-load electronics

Specifications

Manufacturer:	Molicel
Model:	INR-21700-P42A
Size:	21700
Positive Terminal:	Flat Top
Nominal Capacity:	4200mAh
Continuous Discharge Rating (max):	45A
Nominal Voltage:	3.6V
Maximum Voltage:	4.2V
Cutoff Voltage:	2.5V
Protected:	No – requires external protection
Approx. Dimensions:	21.7mm x 70.2mm
Approx. Weight:	67g

Molicel INR21700P42A Datasheet

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