Celestron CGEM II Mount
Celestron
Celestron CGEM II Mount is a GoTo equatorial mount for heavier or observatory-class deep-sky rigs.
mount premium
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Specifications
Mount
- Mount type
- GoTo German equatorial mount
- Drive system
- DC servo motors
- Payload capacity
- 40 lb (18 kg)
- Mount weight
- 40 lb (18.14 kg)
- Counterweight
- 1 x 17 lb
- Latitude range
- 15° - 70°
Capacity
- Payload-to-weight ratio
- 1:1
Motion
- Slew rate
- 9 slew speeds - max speed 4.5°/second
- Periodic error
- Yes
- Encoder
- low cog DC Servo motors with integrated optical positioning encoders offers smooth, quiet operation and precision slewing and tracking
Electronics
- Controller
- Computerized GoTo control
- Power
- 12V DC, 3.2 amps
Mechanical
- Tripod / pier
- 1346 mm - 1651 mm (53" – 65")
- Interface
- Yes, input on Hand Control
Astrophotography Fit
A heavy-payload mount that should be chosen by realistic imaging payload, not headline capacity alone.
Celestron CGEM II Mount is a premium GoTo equatorial mount for computerized tracking and guiding.
For long-exposure astrophotography, use a conservative imaging payload. The telescope, camera, guide hardware, dew heaters, dovetails, and cables all count, and guiding performance matters more than the catalog payload number.
Best paired with
- Autoguided refractors or corrected reflectors within conservative payload limits
- Stable tripod or pier and balanced counterweights
- Computer or hand-controller workflow with good polar alignment
Not recommended for
- Payloads at the rated maximum for imaging
- Users who need an airline-portable rig above all else
- Long focal length work without guiding and careful balance
Where To Buy
Some links on this page are affiliate links. Prices and availability are pulled automatically from each retailer and updated daily.
| Retailer | Price | Availability | View Offer |
|---|---|---|---|
| Astronomics Astronomics | $1,799.00 | In stock Updated 5/15/2026 | View Offer - $1,799.00 |
| High Point Scientific High Point Scientific | $1,799.00 | In stock Updated 5/12/2026 | View Offer - $1,799.00 |
| Mile High Astronomy Mile High Astronomy | $1,799.00 | In stock Updated 5/15/2026 | View Offer - $1,799.00 |
| Telescopes.net Telescopes.net | $1,799.00 | In stock Updated 5/13/2026 | View Offer - $1,799.00 |
| Cloud Break Optics Cloud Break Optics | $2,099.00 | In stock Updated 5/12/2026 | View Offer - $2,099.00 |
| Starizona Starizona | $2,099.00 | In stock Updated 5/11/2026 | View Offer - $2,099.00 |