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Third-party chargers are cheap spares for Sony a7 III, a7 IV, a6600, a6700 and similar bodies. Check compatibility.

This guide is built from Amazon product listings and maker specs, not our own testing, so confirm kit contents, compatibility and current price on each product page.

Prices are approximate US dollar conversions of what Amazon showed on October 31, 2026.

Last updated: October 31, 2026.

Quick Picks

Product Type Best for
K&F Concept NP-FZ100 Dual-Slot Charger Battery charger LCD display
LP NP-FZ100 Charger Battery charger Cheap spare charger
llano NP-FZ100 2-Slot Charger Battery charger Sony a7 series
llano NP-FZ100 3-Slot 30W Charger Battery charger Three batteries at once
llano NP-FZ100 4-Slot 65W Charger Battery charger Four batteries at once

Our Picks

1. K&F Concept NP-FZ100 Dual-Slot Charger

A K&F Concept NP-FZ100 dual-slot battery charger with LCD display, per the listing. It was shown at about $15 on Amazon.com on October 31, 2026.

Good for: LCD display. Watch out: NP-FZ100 only.

Check on Amazon

2. LP NP-FZ100 Charger

An NP-FZ100 battery charger with LED lights display, per the listing. It was shown at about $15 on Amazon.com on October 31, 2026.

Good for: Cheap spare charger. Watch out: NP-FZ100 only.

Check on Amazon

3. llano NP-FZ100 2-Slot Charger

A llano NP-FZ100 2-slot fast battery charger for the Sony A7III, per the listing. It was shown at about $20 on Amazon.com on October 31, 2026.

Good for: Sony a7 series. Watch out: NP-FZ100 only.

Check on Amazon

4. llano NP-FZ100 3-Slot 30W Charger

A llano NP-FZ100 battery fast charger, 3-slot, 30W, for the A6700 battery, per the listing. It was shown at about $35 on Amazon.com on October 31, 2026.

Good for: Three batteries at once. Watch out: NP-FZ100 only.

Check on Amazon

5. llano NP-FZ100 4-Slot 65W Charger

A llano NP-FZ100 battery fast charger, 4-slot, 65W, per the listing. It was shown at about $60 on Amazon.com on October 31, 2026.

Good for: Four batteries at once. Watch out: NP-FZ100 only.

Check on Amazon

How to Choose

Slots

More slots, more batteries.

Power

USB-C vs adapter.

Safety

Use quality chargers.

Frequently Asked Questions

Are they safe?

Quality varies.

Cheapest?

K&F or LP.

Most slots?

llano 4-slot.

Bottom Line

For spares, the K&F dual-slot. For trips, the llano 3-slot or 4-slot.

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