Kastar 3-Pack NP-FV100 Battery 7.2V 5750mAh - Long Runtime Pack

In this review the Kastar 3-Pack NP-FV100 battery kit is evaluated for videographers and camera owners who need extended run time without frequent battery swaps. The bottom line: this replacement pack delivers a clear advantage in capacity and safety compared with old or low-capacity replacements, making it a practical pick for extended shoots, travel recording, and multi-battery workflows. It stands out because each cell is rated at 5750 mAh and includes built-in protection circuitry, which directly addresses runtime and safety concerns for compatible Sony camcorders.

Key Features

• High Capacity: Each battery is rated at 5750 mAh, providing substantially longer runtime for extended recording sessions and fewer interruptions to swap batteries.
• Compatible Models: The pack replaces NP-FV100 and related models and lists compatibility with many Sony DEV and FDR camcorders so users can confidently match it to their device.
• Safety Protections: Built-in protection against over-charge, over-discharge, over-voltage, over-current, and over-heating reduces the risk of failure and helps protect the camera during use.
• Trusted Cells: The Kastar lithium-ion cells meet UL1642 and CE safety standards, offering reassurance about quality and regulatory compliance for daily use.
• Cost Efficiency: Bundling three batteries in one pack saves time and money versus buying single replacements and supports longer cycle life through better capacity.

Who It's For

This battery pack is aimed at independent filmmakers, event videographers, and hobbyists who use Sony camcorders such as FDR-AX100 and HDR-CX series and need reliable, longer run time. The three-battery set is especially useful for shoots where access to power is limited and swapping batteries quickly is important.

Users who require official-brand warranty service or insist on original manufacturer batteries for professional rental houses should consider OEM options instead. Also, those with camera models not listed in the compatibility notes should verify fit before purchasing.

Pros & Cons

Pros

• High 5750 mAh capacity gives noticeably longer recording time compared with older or lower-capacity replacements.
• Multiple safety circuits and UL1642/CE compliance reduce risk during charging and use.
• Three-pack format reduces downtime on shoots by keeping spare batteries ready.

Cons

• Not an official manufacturer battery, so users seeking factory warranty coverage may prefer original-brand cells.

Specifications

Battery Type	Lithium-ion
Battery Voltage	7.2 V
Battery Capacity	5750 mAh
Package	3-Pack Batteries
Safety Standards	UL1642, CE
Protection Circuit	Over-charge, over-discharge, over-voltage, over-current, over-heating

Our Verdict

The Kastar 3-Pack NP-FV100 is a solid value for owners of compatible Sony camcorders who need extended run times and extra spares. With high 5750 mAh capacity and multiple safety protections, it balances runtime and safety for most prosumer workflows, making it a practical, cost-effective replacement when OEM batteries are not required.

Frequently Asked Questions

Are these batteries compatible with my NP-FV100 camera?
If your camera accepts NP-FV100 or listed compatible models such as FDR-AX100 or HDR-CX series, these batteries are designed to work as replacements.

Do the batteries include protection circuitry?
Yes, each battery includes built-in protection for over-charge, over-discharge, over-voltage, over-current, and over-heating.

How many batteries are included?
The package contains three 5750 mAh batteries, providing multiple spares for extended shooting sessions.