iOptron HEM27 Hybrid Harmonic Drive Mount
When will I receive it?
Products marked In stock are dispatched promptly — the exact delivery estimate for your address is shown at checkout, before you confirm the order.
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Products marked Available on order require 5–15 business days for processing. Our team will keep you updated promptly if anything changes.
What are the warranty terms?
Shop with confidence: all our products include a 24-month legal warranty for conformity defects, managed directly by our team.
Many brands also offer extended warranty coverage beyond 24 months — contact us to find out the specific terms for the product you're interested in.
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Can I return a product?
Yes: you have 14 days from delivery to return any product and receive a full refund — see our Refund Policy for full details.
Items must be returned in their original condition and packaging. Return shipping costs are the customer's responsibility.
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Vai al moduloiOptron HEM27 – Hybrid Equatorial Harmonic Drive Mount, 13.5 kg Payload
The iOptron HEM27 is a hybrid equatorial mount combining harmonic drive technology in RA with a VSF worm gear and Quick-Lock system in declination. Weighing only 3.7 kg with a payload of 13.5 kg (3.65x ratio), it is one of the most efficient mounts in its class for portability and astrophotography performance. Tripod not included.
Hybrid System: Harmonic Drive in RA, VSF Quick-Lock in DEC
The harmonic drive in RA eliminates counterweights and ensures zero backlash. In declination, the Quick-Lock crown gear delivers zero-backlash precision with easy manual balance.
Electronic Clutch and Alignment Memory
The electronic clutch locks the RA axis on power failure. The computer retains alignment and position in memory and automatically resumes tracking.
Go2Nova® Computer and Connectivity
The Go2Nova® with 212,000 objects manages GOTO and permanent periodic error correction (PPEC). Connectivity: WiFi, USB, ST4, ASCOM, INDI.
iOptron HEM27 Specifications
| Mount type | Hybrid equatorial (Harmonic Drive RA + VSF DEC) |
| Payload | 13.5 kg |
| Head weight | 3.7 kg |
| RA gear period | 360 seconds |
| PPEC | Yes |
| Hand controller | Go2Nova® – 212,000 objects |
| Connectivity | WiFi, USB, ST4, ASCOM, INDI |
| Polar scope | iPolar electronic (included) |
| Warranty | 2 years |