
ZWO AM5N Harmonic Equatorial Mount
Description
- High Load Capacity up to 20kg
- Periodic Error of +/-10 Arc Seconds
- Ultra-low Temperature of Operation even at -20°C
- Cable Management
- New Bluetooth Function
Free Shipping in USA
Free Shipping in USA
Experience a revolution in astrophotography with the ZWO AM5N Harmonic Equatorial Mount, a lightweight yet powerful solution designed for unparalleled precision, portability, and multi-functionality.
Without counterweight: 15kg
With counterweight: 20kg
Integrated USB Type-C port and DC power port on the dovetail plate to prevent cable tangling.
Strain Wave Gear Reducer with periodic error within ±10"
300:1 reduction ratio for ultra-smooth tracking
Supports Wi-Fi and Bluetooth for seamless operation through the app or hand controller
Includes features like Tonight's Target, GOTO, and live star database access
Operates as both an Equatorial Mount and Alt-Azimuth Mount with an adjustable altitude range of 0–90°.
Net weight: Only 5.5kg for easy transportation and setup
Functions at temperatures as low as -20°C with a Heavy Load Mode to improve capacity in harsh environments
Innovative brake structure prevents equipment from falling in the event of a sudden power loss
Developed with leading gear manufacturers, this motor offers:
Easy-to-use altitude adjustment knobs for fine-tuning between 0–60°
Additional range up to 90° by loosening the hex-head screw
The mount’s internal structure combines a strain wave geared reducer and synchronous belt for optimal stability and precision.
No Counterweights Needed: Simplifies transit, storage, and assembly while retaining stability.
Unmatched Portability: At just 5.5kg, it’s ideal for remote astrophotography sessions
Enhanced User Experience: Wireless control and integrated cable management streamline your setup
Precision Performance: With a guaranteed periodic error of ±10", it delivers top-tier tracking accuracy.
Power requirements: 12V (official ZWO adapter recommended)
Ensure counterweight bar is under 25cm in length for stability with loads up to 20kg
For optimal results, activate Heavy Load Mode in cold environments
Mount type | German Equatorial Mount |
Mount mode | Equatorial/Alt-Azimuth |
Drive | Strain Wave Gear + synchronous belt (300:1 reduction ratio) |
Periodic error | <±10" |
PE duration | 288s* |
Drive (RA) | Stepper motor + synchronous belt + 17 type 100 reduction ratio strain wave gear + brake |
Drive (DEC) | Stepper motor + synchronous belt + 17 type 100 reduction ratio strain wave gear |
Payload | 15kg (without counterweight), 20kg (with counterweight) @25cm |
Mount weight | 5.5kg |
Latitude adjustment range | 0°-90° |
Azimuth adjustment range | ±6° |
Dovetail saddle | Losmandy & Vixen |
Interface thread for counterweight bar | M12×1.75 coarse teeth |
Resolution | 0.17" |
Max slew speed | 6°/S |
Slew speed | 0.5x, 1x, 2x, 4x, 8x, 20x, 60x, 720x, 1440x |
Power port | DC5.5 - 2.1(12V- 3A) |
Power consumption | Standby: 12V/0.4A, Tracking: 12V/0.7A, GOTO: 12V/0.9A (1.7A-Heavy Load Mode) |
Auto Guide port | ST4 |
Communication | USB/Wi-Fi/Bluetooth |
Zero position | Mechanical |
Operating | -20°C-40°C |
Power-off brake | RA axis |
Cable Management | Support |
Foam packaging box
× 1
Equatorial mount unit
× 1
2-meter USB 2.0 cable (Type-B to type-A)
× 1
AM5 periodic error test report
× 1
Quick guide
× 1
Hand controller
× 1
2-meter hand pad connection cable
× 1
1-meter USB 2.0 cable (Type-C to Type-A)
× 1
M6 hex key (included within the unit)
× 1