Kastar 5800mAh NP-F750/NP-F770 Battery 4-Pack - Extended Runtime

In this review the Kastar NP-F750 / NP-F770 Battery 4-Pack is evaluated for filmmakers and on-camera monitor users who need long, reliable run time. The bottom line: this 4-pack of high capacity 5800mAh lithium-ion batteries is best for operators of bright 7in field monitors who want fewer battery swaps and cleaner on-set power management. The reviewer found the pack practical because the batteries meet UL1642 and CE safety standards and include protection circuitry that reduces the risk of over-charge or over-temperature events.

Key Features

• High Capacity: Each 5800mAh cell provides extended runtime so on-camera 7in monitors can run much longer between swaps than typical lower-capacity replacements.
• Compatibility: Designed as a replacement for NP-F750 and NP-F770 style mounts, it works with a wide range of on-camera monitors including 7in Super Bright models.
• Safety Certified: The lithium-ion cells meet UL1642 and CE standards and include built-in protection for over-charge, over-discharge, over-voltage, over-current, and overheating.
• Pack of Four: The 4-pack reduces time spent swapping single batteries and gives enough spares for multi-camera shoots or extended field sessions.
• Improved Cycle Life: Because of higher quality cells and protection circuitry, users can expect better longevity and fewer premature failures compared with low-cost replacements.

Who It's For

This battery 4-pack is aimed at videographers, independent filmmakers, and camera operators who use bright 7in monitors such as 3000 cd/m2 Super Bright HDR models and need dependable power without constant recharging. It is especially useful on runs, interviews, or location shoots where AC power is not available and swapping batteries interrupts workflow.

Users who rely on a single-camera daily setup or those whose gear requires proprietary battery shapes outside the NP-F750/NP-F770 form factor should look elsewhere. If exact OEM chemistry or manufacturer warranty length is crucial, confirm compatibility and policy before purchase.

Pros & Cons

Pros

• High 5800mAh capacity extends run time and reduces the number of swaps needed during shoots.
• Built-in protection circuitry and recognized safety standards give greater confidence in field use.
• Four batteries in the package provide immediate spares for multi-day or multi-camera setups.
• Compatible with a broad list of field monitors that use NP-F750/NP-F770 style batteries.

Cons

• These are replacement batteries in NP-F form and will not fit devices that require a different proprietary connector.
• Weight and bulk from four high-capacity cells can add noticeable mass to a kit compared with single lighter cells.

Specifications

Battery Type	Lithium-ion
Battery Voltage	7.4V
Battery Capacity	5800mAh
Pack Contents	4-Pack Batteries
Safety Standards	UL1642, CE
Protection Circuitry	Over-charge, over-discharge, over-voltage, over-current, over-heating

Our Verdict

The Kastar 5800mAh NP-F750/NP-F770 4-pack is a practical upgrade for users of bright 7in monitors who prioritize longer run time and reliable safety features. It delivers clear value through longer cycles and reduced downtime, making it a sensible buy for location shooters and solo operators who need dependable spares without frequent recharging.

Frequently Asked Questions

Will these batteries fit my NP-F750/NP-F770 monitor?
They are made to the NP-F750/NP-F770 form factor and are compatible with most monitors that accept those batteries; verify physical fit and contact points for unusual models.

Are the batteries safe for travel and professional use?
Yes, the cells meet UL1642 and CE standards and include multiple protection circuits, but follow airline and transport rules for lithium batteries when flying.

How many batteries come in the package?
The package includes four 5800mAh batteries, providing immediate spares for extended shoots.