Kastar 4-Pack CGR-D08 Battery Replacement - High Capacity Pack

In this review the Kastar 4-Pack CGR-D08 battery replacement is examined for videographers and camera owners who need extended run time without breaking the bank. The bottom line: this pack delivers noticeably longer continuous power than many original low-capacity replacements thanks to its specified 1400mAh capacity and 7.4V rating, making it a practical choice for field shooting and extended sessions. The review focuses on compatibility, safety features, and real-world value for users of Panasonic CGA/CGR-D08 series cameras and compatible chargers.

Key Features

• High Capacity: The 1400mAh Lithium-ion cells provide longer runtime for cameras, reducing mid-shoot battery swaps and interruptions.
• Wide Compatibility: Designed to replace Panasonic CGR-D08 and related CGA/D08 series models as well as several CGR/D16 and CGR/D28 families, so it fits many legacy camera models.
• Built-in Safety Circuitry: Includes over-charge, over-discharge, over-voltage, over-current, and over-heating protection to reduce the risk of failure during use or charging.
• Certified Cells: The battery cells meet UL1642 and CE safety standards, which helps ensure the pack is safe for normal camera operation.
• Cost Effective Pack: Supplied as a 4-pack so users can carry spares for long shoots and avoid frequent purchases of single low-capacity units.

Who It's For

This product is best for independent videographers, event shooters, and camera owners working with older Panasonic models who need multiple spare batteries for day-long shoots. The 4-pack format appeals to anyone who prefers to keep several charged batteries on hand rather than waiting to recharge between takes.

It is less suitable for users with cameras that require newer proprietary battery shapes or for those who demand manufacturer warranties tied to first-party batteries. If a camera uses a different voltage or a unique form factor not listed in the compatibility notes, look for a model-specific battery instead.

Pros & Cons

Pros

• Longer runtime from the 1400mAh capacity helps reduce battery swaps during shoots.
• Multiple safety protections and UL1642 and CE compliance give added peace of mind when using third-party cells.
• The 4-pack format is a practical value for field work, travel, and multi-day events.

Cons

• Not a factory original part, so warranty and branding benefits of first-party batteries are not present.
• The pack is meant for legacy Panasonic models, so it is not universal for newer camera lines.

Specifications

Battery Type	Lithium-ion
Battery Voltage	7.4V
Battery Capacity	1400mAh
Pack Quantity	4-Pack
Safety Standards	UL1642, CE
Protection Features	Over-charge, over-discharge, over-voltage, over-current, over-heating

Our Verdict

The Kastar 4-Pack CGR-D08 replacement is a sensible value purchase for users of compatible Panasonic cameras who need extended run time and several spares for extended sessions. With a clear focus on safety circuitry and a stated 1400mAh capacity, it balances reasonable cost with practical benefits for field shooters, though those seeking factory originals or coverage tied to brand warranties should consider manufacturer batteries instead.

Frequently Asked Questions

Will these batteries fit my Panasonic CGA-D08 camera?
They are designed as replacements for CGR-D08 and listed CGA/D08 variants as well as related D16 and D28 families; check your camera model against the compatibility list to confirm fit.

Are the batteries safe to use with existing chargers?
Yes, the pack lists compatibility with Panasonic charger models such as DE-A20 and DE-A88C and includes multiple protection circuits, but always use a charger rated for the battery voltage and chemistry.

How many batteries come in the package?
The product is sold as a 4-pack, providing four replacement batteries for extended shooting needs.