Astro-Physics Mach2GTO Extended Temperature
Astro-Physics
Mach2GTO German Equatorial Mount (MACH2GTO) - Extended Temp is an observatory-class GoTo mount for heavier or observatory-class deep-sky rigs.
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Specifications
Mount
- Mount type
- GoTo German equatorial mount with absolute encoders
- Drive system
- 5.9" (150 mm), 225 tooth aluminum
- Payload capacity
- 75 lb (34 kg)
- Mount weight
- 39 lb (17.7 kg) mount head
- Counterweight
- 1.875” (47.6 mm) diameter x 13.625" (346 mm) usable length, incl. washer and safety knob. Weight 10.7 lb. (4.8 kg)
- Latitude range
- 0 to 67 degrees, engraved scale
Capacity
- Payload-to-weight ratio
- 1.9:1
Motion
- Slew rate
- 5 degrees / second at 12V 7.5 degrees / second a 24V
- Periodic error
- 0.25” arc seconds peak-to-peak, 0.05 RMS
- Encoder
- Absolute encoders on both axes
Electronics
- Controller
- Astro-Physics GTOCP5 / APCC Pro ecosystem
- Power
- Nominal 12 to 24 volt DC supply, minimum of 5 amps continuous
Astrophotography Fit
A heavy-payload mount that should be chosen by realistic imaging payload, not headline capacity alone.
Mach2GTO German Equatorial Mount (MACH2GTO) - Extended Temp is a flagship observatory-class 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.
Observatory-class mounts ask for a pier, software integration, and careful commissioning; they are not casual grab-and-go hardware.
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 Cloud Break Optics | $12,085.00 | In stock Updated 8/5/2026 | View Offer - $12,085.00 |
Price History
Chronological retailer pricing with out-of-stock points shown at reduced opacity.