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iOptron GEM28 Go-To German Equatorial Mount With iPolar And 1.5" Tripod

iOptron

iOptron GEM28 Go-To German Equatorial Mount With iPolar And 1.5" Tripod is a GoTo equatorial mount for guided astrophotography rigs.

mount midrange
iOptron GEM28 Go-To German Equatorial Mount With iPolar And 1.5" Tripod

Best Current Offer

Cloud Break Optics logo
Cloud Break Optics
In stock
$1,348.00

Other retailers

Specifications

Mount

Mount type
GoTo German equatorial mount
Drive system
600 sec
Payload capacity
28 lb (12.7 kg)
Mount weight
10 lb (4.5 kg) head
Counterweight
Φ20X200mm (M16), Stainless Steel
Latitude range
10º ~ 70º

Capacity

Payload-to-weight ratio
2.8:1

Motion

Slew rate
1×,2×,8×,16×,64×,128×,256×,512×,MAX(6º/sec)
Periodic error
<±12 arcsec
Encoder
The standard equipment dual-axis stepper motors with encoders provide 0

Electronics

Controller
Go2Nova GoTo control with iPolar option
Power
12V DC, 5A

Mechanical

Tripod / pier
1.5" Stainless Steel (5 kg)

Astrophotography Fit

A general-purpose GoTo mount that should be chosen by realistic imaging payload, not headline capacity alone.

iOptron GEM28 Go-To German Equatorial Mount With iPolar And 1.5" Tripod is a midrange 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
Cloud Break Optics logo
Cloud Break Optics
Cloud Break Optics
$1,348.00
In stock
Updated 11/3/2026
View Offer - $1,348.00
Astronomics logo
Astronomics
Astronomics
$1,448.00
In stock
Updated 11/4/2026
View Offer - $1,448.00

Price History

Chronological retailer pricing with out-of-stock points shown at reduced opacity.

Astronomics Cloud Break Optics
$1,460.00 $1,418.67 $1,377.33 $1,336.00 Sep 14, 2026 Oct 9, 2026 Nov 4, 2026 Astronomics - $1,448.00 - Sep 15, 2026 - In stock Astronomics - $1,448.00 - Sep 16, 2026 - In stock Astronomics - $1,448.00 - Sep 17, 2026 - In stock Astronomics - $1,448.00 - Sep 18, 2026 - In stock Astronomics - $1,448.00 - Sep 19, 2026 - In stock Astronomics - $1,448.00 - Sep 20, 2026 - In stock Astronomics - $1,448.00 - Sep 21, 2026 - In stock Astronomics - $1,448.00 - Sep 22, 2026 - In stock Astronomics - $1,448.00 - Sep 23, 2026 - In stock Astronomics - $1,448.00 - Sep 24, 2026 - In stock Astronomics - $1,448.00 - Sep 25, 2026 - In stock Astronomics - $1,448.00 - Sep 26, 2026 - In stock Astronomics - $1,448.00 - Sep 27, 2026 - In stock Astronomics - $1,448.00 - Sep 28, 2026 - In stock Astronomics - $1,448.00 - Sep 29, 2026 - In stock Astronomics - $1,448.00 - Sep 30, 2026 - In stock Astronomics - $1,448.00 - Oct 1, 2026 - In stock Astronomics - $1,448.00 - Oct 2, 2026 - In stock Astronomics - $1,448.00 - Oct 3, 2026 - In stock Astronomics - $1,448.00 - Oct 4, 2026 - In stock Astronomics - $1,448.00 - Oct 5, 2026 - In stock Astronomics - $1,448.00 - Oct 6, 2026 - In stock Astronomics - $1,448.00 - Oct 8, 2026 - In stock Astronomics - $1,448.00 - Oct 9, 2026 - In stock Astronomics - $1,448.00 - Oct 10, 2026 - In stock Astronomics - $1,448.00 - Oct 11, 2026 - In stock Astronomics - $1,448.00 - Oct 12, 2026 - In stock Astronomics - $1,448.00 - Oct 13, 2026 - In stock Astronomics - $1,448.00 - Oct 14, 2026 - In stock Astronomics - $1,448.00 - Oct 15, 2026 - In stock Astronomics - $1,448.00 - Oct 16, 2026 - In stock Astronomics - $1,448.00 - Oct 17, 2026 - In stock Astronomics - $1,448.00 - Oct 18, 2026 - In stock Astronomics - $1,448.00 - Oct 19, 2026 - In stock Astronomics - $1,448.00 - Oct 20, 2026 - In stock Astronomics - $1,448.00 - Oct 21, 2026 - In stock Astronomics - $1,448.00 - Oct 22, 2026 - In stock Astronomics - $1,448.00 - Oct 23, 2026 - In stock Astronomics - $1,448.00 - Oct 24, 2026 - In stock Astronomics - $1,448.00 - Oct 25, 2026 - In stock Astronomics - $1,448.00 - Oct 26, 2026 - In stock Astronomics - $1,448.00 - Oct 27, 2026 - In stock Astronomics - $1,448.00 - Oct 28, 2026 - In stock Astronomics - $1,448.00 - Oct 29, 2026 - In stock Astronomics - $1,448.00 - Oct 30, 2026 - In stock Astronomics - $1,448.00 - Oct 31, 2026 - In stock Astronomics - $1,448.00 - Nov 2, 2026 - In stock Astronomics - $1,448.00 - Nov 3, 2026 - In stock Astronomics - $1,448.00 - Nov 4, 2026 - In stock Cloud Break Optics - $1,348.00 - Sep 14, 2026 - In stock Cloud Break Optics - $1,348.00 - Sep 15, 2026 - In stock Cloud Break Optics - $1,348.00 - Sep 16, 2026 - In stock Cloud Break Optics - $1,348.00 - Sep 17, 2026 - In stock Cloud Break Optics - $1,348.00 - Sep 18, 2026 - In stock Cloud Break Optics - $1,348.00 - Sep 19, 2026 - In stock Cloud Break Optics - $1,348.00 - Sep 20, 2026 - In stock Cloud Break Optics - $1,348.00 - Sep 21, 2026 - In stock Cloud Break Optics - $1,348.00 - Sep 22, 2026 - In stock Cloud Break Optics - $1,348.00 - Sep 23, 2026 - In stock Cloud Break Optics - $1,348.00 - Sep 24, 2026 - In stock Cloud Break Optics - $1,348.00 - Sep 25, 2026 - In stock Cloud Break Optics - $1,348.00 - Sep 26, 2026 - In stock Cloud Break Optics - $1,348.00 - Sep 27, 2026 - In stock Cloud Break Optics - $1,348.00 - Sep 28, 2026 - In stock Cloud Break Optics - $1,348.00 - Sep 29, 2026 - In stock Cloud Break Optics - $1,348.00 - Sep 30, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 1, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 2, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 3, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 4, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 5, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 6, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 7, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 8, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 9, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 10, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 11, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 12, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 13, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 14, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 15, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 16, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 17, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 18, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 19, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 20, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 21, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 22, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 23, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 24, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 25, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 26, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 27, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 28, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 29, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 30, 2026 - In stock Cloud Break Optics - $1,348.00 - Oct 31, 2026 - In stock Cloud Break Optics - $1,348.00 - Nov 1, 2026 - In stock Cloud Break Optics - $1,348.00 - Nov 2, 2026 - In stock Cloud Break Optics - $1,348.00 - Nov 3, 2026 - In stock