Gear Database

iOptron HEM27EC EQ SWG Hybrid Mount Head

iOptron

iOptron HEM27EC EQ SWG Hybrid Mount Head is a strain-wave GoTo mount for guided astrophotography rigs.

mount premium
iOptron HEM27EC EQ SWG Hybrid Mount Head

Best Current Offer

Astronomics logo
Astronomics
In stock
$3,399.00

Specifications

Mount

Mount type
Hybrid strain-wave equatorial GoTo mount
Drive system
Strain-wave RA drive with belt-driven DEC
Payload capacity
29.7 lb (13.5 kg) without counterweight; 44 lb (20 kg) with counterweight
Mount weight
8.2 lb (3.7 kg)
Counterweight
SS Φ20X200mm, M16 thread (Optional)
Latitude range
15º ~ 65º

Capacity

Payload-to-weight ratio
5.4:1

Motion

Slew rate
6º/sec
Encoder
High-precision RA encoder variant

Electronics

Controller
Go2Nova® 8409 with ~212,000 objects database
Power
DC12V-5A (5.5/2.5 mm DC plug)

Mechanical

Tripod / pier
Optional

Astrophotography Fit

A portable strain-wave mount that should be chosen by realistic imaging payload, not headline capacity alone.

iOptron HEM27EC EQ SWG Hybrid Mount Head is a premium strain-wave GoTo 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.

Strain-wave mounts are wonderfully compact, but they still need stiffness, cable discipline, and sometimes counterweighting to keep long tubes calm.

Best paired with

  • Compact refractors, cooled cameras, and tidy cable-managed power
  • Guiding from a guide scope or OAG for long exposures
  • Tripod or pier with enough stiffness for the full imaging load

Not recommended for

  • Ignoring counterweights on long or heavy optical tubes
  • Tall, flexible tripods with high wind exposure
  • Payloads near the marketing limit for long-exposure imaging

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 logo
Astronomics
Astronomics
$3,399.00
In stock
Updated 11/4/2026
View Offer - $3,399.00

Price History

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

Astronomics
$3,436.32 $3,307.77 $3,179.23 $3,050.68 Jul 23, 2026 Sep 13, 2026 Nov 4, 2026 Astronomics - $3,088.00 - Jul 23, 2026 - In stock Astronomics - $3,088.00 - Jul 24, 2026 - In stock Astronomics - $3,088.00 - Jul 25, 2026 - In stock Astronomics - $3,088.00 - Jul 26, 2026 - In stock Astronomics - $3,088.00 - Jul 27, 2026 - In stock Astronomics - $3,088.00 - Jul 28, 2026 - In stock Astronomics - $3,088.00 - Jul 29, 2026 - In stock Astronomics - $3,088.00 - Jul 31, 2026 - In stock Astronomics - $3,088.00 - Aug 1, 2026 - In stock Astronomics - $3,088.00 - Aug 2, 2026 - In stock Astronomics - $3,088.00 - Aug 3, 2026 - In stock Astronomics - $3,088.00 - Aug 4, 2026 - In stock Astronomics - $3,088.00 - Aug 5, 2026 - In stock Astronomics - $3,088.00 - Aug 6, 2026 - In stock Astronomics - $3,088.00 - Aug 7, 2026 - In stock Astronomics - $3,088.00 - Aug 8, 2026 - In stock Astronomics - $3,088.00 - Aug 9, 2026 - In stock Astronomics - $3,088.00 - Aug 10, 2026 - In stock Astronomics - $3,088.00 - Aug 11, 2026 - 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Sep 23, 2026 - In stock Astronomics - $3,088.00 - Sep 24, 2026 - In stock Astronomics - $3,088.00 - Sep 25, 2026 - In stock Astronomics - $3,088.00 - Sep 26, 2026 - In stock Astronomics - $3,088.00 - Sep 27, 2026 - In stock Astronomics - $3,088.00 - Sep 28, 2026 - In stock Astronomics - $3,088.00 - Sep 29, 2026 - In stock Astronomics - $3,088.00 - Sep 30, 2026 - In stock Astronomics - $3,399.00 - Oct 1, 2026 - In stock Astronomics - $3,399.00 - Oct 2, 2026 - In stock Astronomics - $3,399.00 - Oct 3, 2026 - In stock Astronomics - $3,399.00 - Oct 4, 2026 - In stock Astronomics - $3,399.00 - Oct 5, 2026 - In stock Astronomics - $3,399.00 - Oct 6, 2026 - In stock Astronomics - $3,399.00 - Oct 7, 2026 - In stock Astronomics - $3,399.00 - Oct 8, 2026 - In stock Astronomics - $3,399.00 - Oct 9, 2026 - In stock Astronomics - $3,399.00 - Oct 10, 2026 - In stock Astronomics - $3,399.00 - Oct 11, 2026 - In stock Astronomics - $3,399.00 - Oct 12, 2026 - In stock Astronomics - $3,399.00 - Oct 14, 2026 - 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