Currency: EUR

EFW Electronic Filter Wheel (7x2")

Temporarily out of stock

ZWO Optics

ZWO EFW Electronic Filter Wheel (7x2")

579,00 €
Estimated delivery time 3-18 days

Product description

ZWO EFW Electronic Filter Wheel for 7 x 2" filters. With this EFW, you can change filters electronically via USB. Also suitable for unmounted 50 mm filters.

  • The filter wheel body is CNC milled from an aircraft graded aluminum block.
  • Excellent craftsmanship, very thin and lightweight with only 20mm thickness.
  • The core part of ZWO's EFW is the stepper motor which has reliable performance and quality that comes from NPM, Japan.
  • There is no need of multiple cables to power this wheel up, just one USB cable does the trick.The maximum power supply of this EFW is approximately 120mAh @ 5V, which can be operated from the Cooled CCD’s USB2.0 port.

Since 2023, ZWO included a filter darkening mask set for EFW 7x2".

Specifications of the darkening sets(4pcs):
External diameter: 88mm. Inner diameter: 55mm (2pcs) & 58mm (2pcs). Thickness: ≤0.2. 4pcs in total.

Product details


USB2.0 – 2m cable
A bag of M2.5*6 screws (6pcs/ bag)
A bag of filter masks for 50mm filters (7pcs/ bag)
Phillips screwdriver
A bag of M2*4 flat screws (23pcs/ bag)
M54M-M48F adapter
M54M-M42F adapter

Shipping costs

15,90 €
European delivery 2-5 days.
PostNord Parcel locker
5,90 €
PostNord Home deliver
19,00 €
Environmentally friendly delivery to your door at the agreed time. Trackable deliveries in real time even in the evenings in the biggest cities. Change your delivery as required.
UPS Standard
14,90 €
Delivery to Europe in 2 to 5 days.
5,90 €
12,90 €















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