ZWO’s legendary Electronic Automatic Focuser (EAF) platform gets a smart, modern update with the new EAFN. Designed for astrophotographers who value precision and simplicity, the EAFN retains the solid mechanical design of the original while introducing a USB-C connection and micron-level focus accuracy for today's imaging demands.

It’s the perfect fit for users who want a clean, efficient setup without sacrificing performance.

What’s New in the EAFN:

• USB-C Interface: Easier to connect in the dark, more robust, and in line with modern gear.

• High-Precision Focusing: Delivers micron-level step resolution for ultra-fine focus control.

Tech Specs:

• Connectivity: USB-C, 3.5mm port for hand controller or temperature sensor

• Supported Platforms: ASIAIR, ASCOM, INDI

• Payload Capacity: Up to 5 kg

• Status Indicator: Integrated LED

The ZWO EAFN is a sleek and dependable option for both new and experienced imagers looking to enhance their focusing precision—without the extras. Reliable, accurate, and easy to integrate, it’s everything you need and nothing you don’t.

ZWO EAF Pro – The Next Evolution in Electronic Focusing

ZWO’s best-selling Electronic Automatic Focuser (EAF) just got even better. The new ZWO EAF Pro builds on the rock-solid performance of the original by adding Bluetooth wireless control, a built-in rechargeable battery, and onboard manual focus buttons—all in the same compact form factor. It’s the perfect upgrade for astrophotographers looking to cut down cable clutter and gain more control at the scope.

What’s New in the EAF Pro:

• Go Wireless: Integrated Bluetooth and a 2500 mAh battery let you focus remotely without a tangle of cables.

• Streamlined Upgrades: Shares the same mounting footprint as the standard EAF (5V bracket compatible), so switching over is simple.

• Manual Control Onboard: New physical Focus In/Out buttons allow fast and precise adjustments at the scope—no need to reach for your phone or controller.

Tech Specs:

• Connectivity: Bluetooth, USB-C, 3.5mm port for hand controller or temperature sensor

• Battery: 2500 mAh rechargeable

• Supported Platforms: ASIAIR, ASCOM, INDI

• Hardware Controls: Power switch, Focus In/Out buttons

• Payload Capacity: Up to 5 kg

• Status Indicator: Integrated LED

Whether you're fine-tuning critical focus for deep sky imaging or just want fewer cables in the dark, the EAF Pro is a smart, streamlined upgrade for any astrophotography rig.