Kastar BP-U98 Replacement 4-Pack Batteries - High Capacity Power

In this review the Kastar 4-Pack BP-U98 replacement batteries are evaluated for videographers and camera operators who need extended runtime and flexible charging options. The bottom line: these batteries deliver noticeably longer run time than many stock packs and add a convenient USB output so each pack can double as a power bank, making them a practical choice for field shoots. The reviewer tested compatibility with Sony BP-U series style camcorders and verified the pack's 14.4V, 7200mAh capacity and protection circuitry perform as expected for longer sessions.

Key Features

• High capacity: 14.4V and 7200mAh rating provides longer run time than many original batteries, reducing swaps during long shoots.
• USB output: Built-in USB port lets the battery act as a power bank for phones and accessories when the camera is off or for emergency charging on location.
• Wide compatibility: Designed as a replacement for Sony BP-U30 through BP-U98 style batteries, supporting a range of XDCAM EX and PMW cameras.
• Safety protections: Integrated over-charge, over-discharge, over-voltage, over-current, and over-heating protection circuits provide reassurance in daily use.
• Convenient charging: D-Type charger port simplifies recharging from available USB power sources or compatible chargers on set.

Who It's For

These replacement batteries are best for independent filmmakers, ENG shooters, and rental houses that need affordable, high-capacity power for Sony BP-U compatible camcorders such as the PMW-EX260, PMW-F3 series, and HD422. The USB output is particularly useful for content creators who carry fewer accessories and want one power source for both camera and mobile devices.

Those who should look elsewhere include users requiring manufacturer warranty parity or OEM-specific smart communication between battery and camera. If you need integrated camera fuel-gauge telemetry beyond basic power delivery, an original branded battery may be a better fit.

Pros & Cons

Pros

• Higher capacity than many originals, extending shoot time between swaps.
• USB power output adds versatility for charging phones and accessories in the field.
• Safety-certified cells with multiple protection circuits reduce risk during normal use.

Cons

• Does not provide OEM telemetry features; camera may not show advanced battery info.

Specifications

Battery type	Rechargeable Li-ion
Voltage	14.4V
Capacity	7200mAh
Compatibility	Sony BP-U30 / BP-U35 / BP-U60 / BP-U68 / BP-U70 / BP-U90 / BP-U98 style
Ports	USB output and D-Type charger port
Safety standards	UL1642 and CE compliant cells with protection circuitry

Our Verdict

The Kastar 4-Pack BP-U98 replacement batteries are a strong value for shooters who need longer runtime and extra USB charging ability without paying OEM prices. They suit independent filmmakers and field crews who prioritize capacity and versatility, though those needing exact OEM telemetry should choose original-branded packs instead.

Frequently Asked Questions

Are these batteries compatible with Sony BP-U series cameras?
Yes, they are designed as replacements for BP-U30 through BP-U98 style batteries and work with listed PMW and XDCAM EX models.

Can these batteries charge a phone?
Yes, the built-in USB output lets the battery act as a power bank to charge phones and USB devices.

Do they include safety protections?
Yes, the packs use UL1642 and CE compliant lithium-ion cells and include over-charge, over-discharge, over-voltage, over-current, and over-heating protection.