Latest Deals!

Open Box Celestron CGEM-II Computerized Equatorial Mount

  • Sale
  • Regular price $1,649.00
  • $1,399.00
  • You save: $250.00 (15%)

Free Shipping
Add to Wishlist
Already have gear? Trade it in for cash or new equipment.

Accessories Added


Open Box Celestron CGEM-II Computerized Equatorial Mount

Features of the Celestron CGEM-II Equatorial Mount...

  • 40,000 object database with 400 user-definable objects and expanded information on over 200 objects
  • Proven NexStar computer control technology
  • New "All-star" Polar alignment uses any bright star for a quick and accurate Polar alignment
  • Software Features include: Mount Calibration, Database Filter Limits, Hibernate, five Alignment Procedures, and user-defined slew limits
  • Flash upgradeable hand control software and motor control units for downloading product updates over the Internet
  • Custom database lists of all the most famous deep-sky objects by name and catalog number; the most beautiful double, triple and quadruple stars; variable star; solar systems; objects and asterisms
  • Permanent programmable periodic error correction (PEC) - corrects for periodic tracking errors inherent to all worm drives
  • Steel worm gear and 90mm pitch diameter brass worm wheel
  • Drive Motors - Low Cog DC Servo motor with integrated optical encoders offer smooth, quiet operation and long life. The motor armatures are skewed to minimize cogging which is required for low-speed tracking.
  • Internal Cable wiring for trouble-free setup and transportation
  • Designated six-pin RJ-12 modular jack, ST-4 compatible guide port
  • Autoguide port and auxiliary ports located on the electronic pier for long exposure astrophotography
  • Double line, 16-character Liquid Crystal Display Hand Control with backlit LED buttons for easy operation of goto features RS-232 communication port on hand control to control the telescope via a personal computer
  • Includes NexRemote telescope control software, for advanced control of your telescope via computer
  • GPS Compatible with optional CN16 GPS Accessory
  • Dual-fit Vixen/CG-5 and Losmandy/CGE dovetail saddle


  • This is an open box mount in LIKE NEW condition*
  • Heavy duty German Equatorial Mount with full Go-To Computerization
  • Load Capacity: 40 lb
  • Latitude Range: 15 degrees - 70 degrees
  • 40000+ Object Database
  • Celestron CGEM-II Mount
  • Tripod with 2-inch Adjustable Stainless Steel Legs
  • Accessory Tray 
  • DC Power/ Car Battery Adapter 
  • 1 Counterweight, 17 lb 
  • * Mount was opened once to take dimensions
  • NexRemote+ Hand Controller 
  • All original packaging


ConditionLike New
Free ShippingYes
Warranty2 Year Warranty

Customer Reviews

5 Based on 1 reviews
5 ★
4 ★
3 ★
2 ★
1 ★
Write a Review Ask a Question
  • Reviews
  • Questions

Thank you for submitting a review!

Your input is very much appreciated. Share it with your friends so they can enjoy it too!

United States

My Latest Purchase

The CGEM II works flawlessly