Kastar 3-Pack Battery Replacement for Sony CCD-FX Series - Long

In this review the Kastar 3-Pack Battery Replacement is evaluated for hobbyists and owners of older Sony camcorders who need dependable runtime without hunting for discontinued cells. The bottom line: this kit delivers a clear improvement in session length thanks to the high capacity 2650mAh Ni-MH chemistry and ships as a convenient three-pack so spare power is always on hand. It is a practical replacement option for models that accept NP-33/NP-55/NP-66 family batteries and favors users who prioritize longer recording and frequent reuse over boutique or proprietary cells.

Key Features

• High Capacity: The 2650mAh rating provides noticeably longer camcorder runtime than many original batteries, reducing mid-shoot interruptions.
• Ni-MH Chemistry: The 6.0V Ni-MH design is compatible with a wide range of Sony NP-series battery slots and supports repeated charging cycles.
• Triple Pack Convenience: Including three batteries means one can be in the camera, one charging, and one stored as a backup for extended outings.
• Low Self-Discharge: The embedded seal structure helps the cells hold charge longer on the shelf compared with typical Ni-MH replacements.
• Durability Additive: A mix-protection additive to the cathode aims to limit material degradation and extend useful life toward 1000 cycles.

Who It's For

This battery pack is best for owners of older Sony CCD and CCD-F camcorders that list NP-33, NP-55, NP-66 or similar battery models, and for videographers who need reliable, longer runtime for shoots, events, or travel. The three-pack format suits anyone who routinely shoots more than a single battery's worth of footage or who prefers to rotate batteries without downtime.

Those who should look elsewhere include users who require camera-brand OEM batteries for warranty reasons or those who need the absolute smallest form factor with proprietary connectors. If a camera uses a different voltage or a proprietary pack not listed as compatible, this pack will not be appropriate.

Pros & Cons

Pros

• Higher 2650mAh capacity often translates to longer recording time versus older stock batteries.
• Three batteries in the package reduce the need to pause for charging during long sessions.
• Low self-discharge and protective additives improve standby life and cycle longevity.

Cons

• Not an OEM Sony part, so fit and performance vary by camcorder model and user experience.
• Ni-MH chemistry is heavier and bulkier than some modern lithium replacements used in newer cameras.

Specifications

Brand	Kastar
Battery Type	Ni-MH
Voltage	6.0V
Capacity	2650mAh
Pack Quantity	3-Pack
Compatibility	Sony NP-33 NP-55 NP-66 and compatible CCD / CCD-F series camcorders

Our Verdict

The Kastar 3-Pack is a sensible, value-focused replacement for compatible Sony camcorders, offering extended runtime and the convenience of three spare batteries. It is a practical buy for shooters who need dependable, reusable power without the premium cost of branded OEM cells, while acknowledging that compatibility and form factor differ from newer lithium solutions.

Frequently Asked Questions

Are these batteries compatible with NP-55 style slots?
Yes, the pack lists compatibility with NP-33/NP-55/NP-66 family models and many Sony CCD and CCD-F camcorders that accept those batteries.

How long will the batteries hold a charge in storage?
The low self-discharge design helps them retain power longer than standard Ni-MH cells, making them suitable for occasional use after storage.

Can these be cycled many times?
The manufacturer notes a mix-protection additive intended to extend life toward 1000 cycles under normal charging practices.