ZWO EFW 7×2” – Motorized Electronic Filter Wheel for 7 x 2-inch Filters

The ZWO EFW 7×2” is a high-end motorized electronic filter wheel designed for advanced astrophotography with 2-inch (2") mounted filters. It offers 7 positions, making it ideal for complete LRGB + SHO configurations and deep-sky imaging with large sensors, ensuring maximum flexibility and reduced vignetting.

Key Features

• 7 positions for 2” mounted filters.
• Precise and reliable motorized filter wheel.
• Ideal for APS-C and Full Frame sensors.
• Rapid filter changes for automated sessions.
• Sturdy CNC aluminum construction.
• Minimizes vignetting even with fast optics.
• USB-controlled.
• Compatible with ASIAIR, NINA, SharpCap, and astronomical software.

Maximum flexibility for advanced imaging

The ZWO EFW 7×2” is designed for:

• Complete LRGB + SHO sets
• Advanced deep-sky astrophotography
• Automated multi-night sessions
• Setups with fast optics and large sensors

It is the ultimate choice for those who want a professional, no-compromise optical train.

Main Technical Specifications

Ideal for

• 🌌 Professional deep-sky astrophotography
• 📸 APS-C and Full Frame sensors
• 🎨 Complete LRGB + narrowband
• ⚙️ Automated workflows with ASIAIR
• 🛰️ Multi-night imaging and remote observatories

Package contents

• ZWO EFW 7×2”
• USB cable
• Screws and mounting accessories
• User manual