ZWO AM5N Harmonic GoTo Altazimuth/Equatorial Mount

SKU: ZWAM5 MFR: AM5
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Key Features

  • Experience smooth tracking with this ZWO equatorial mount, perfect for astrophotography.
  • Enjoy versatile viewing with the alt-azimuth mount, ideal for quick setup & observation.
  • Achieve precise GoTo functionality with this telescope mount, powered by strain wave gear.
  • Confidently mount your telescope; this tripod mount boasts a payload capacity of up to 44lbs.
  • Easily control your telescope via USB, Wi-Fi, or Bluetooth for a seamless astronomy session.
  • Benefit from exceptional stability with minimal vibration for clearer celestial views.
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Temporarily On Backorder?Expected Availability: 10/2025
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ZWO AM5N Specifications

  • Mount type

    German Equatorial Mount

  • Mount mode

    Equatorial/Alt-Azimuth

  • Drive

    Strain Wave Gear + synchronous belt (300:1 reduction ratio)

  • Drive

    Strain Wave Gear + synchronous belt (300:1 reduction ratio)

  • Periodic error

    < +/-10"

  • PE duration

    288s

  • Payload

    33 lbs (15kg) (without counterweight)
    44 lbs (20kg) (with counterweight) @25cm

  • Latitude adjustment range

    0 Degree - 90 Degree

  • Azimuth adjustment range

    +/-6 Degree

  • Dovetail saddle

    Losmandy & Vixen

  • Interface thread

    M12 x 1.75 coarse teeth (for counterweight bar)

  • Resolution

    0.17"

  • Max slew speed

    6 Degree /S

  • Slew speed

    0.5x, 1x, 2x, 4x, 8x, 20x, 60x, 720x, 1440x

  • Power port

    DC 5.5-2.1 (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 Conditions

    -4 Degree F to 104 Degree F (-20 Degree C to 40 Degree C)

  • Power-off brake

    RA axis

  • Cable Management

    Support

  • Weight

    12.1 lbs (5.5kg)

  • UPC Code

    6977641320016

About ZWO AM5N

Traditional equatorial mounts often require heavy counterweights, making them cumbersome and difficult to balance in RA and DEC directions, also inconvenient for transit, storage and assembling; While some newer harmonic mount may lack multifunctionality, have insufficient load capacity, and suffer from stability issues and cable tangling.

To address these issues, the new AM5 Harmonic Mount (2024 edition) eliminates the need for counterweights, offers high load capacity (15kg without counterweights, 20kg with a 5kg counterweight), and balances portability with stability. The ZWO's customized strain wave geared reducer ensures precision with an accuracy within +/- 10". It can be used as both an equatorial and alt-azimuth mount, with an altitude adjustment range of 0-90 degrees.

• Strong load capacity: Without counterweight: 15kg With counterweight: 20kg
• Lightweight design: No counterweight required
• Precision control: Strain Wave gear reducer + synchronous belt
• Multi-function: Equatorial mount Altazimuth mount

Impact Structure
The internal structure is optimized with a strain wave geared reducer and synchronous belt, achieving precise control with a 300:1 reduction ratio.

Astronomy-Dedicated Strain Wave Gear
Developed in collaboration with well-known strain wave gear manufacturers, this motor is tailored for astrophotography, offering ultra-low periodic error, stable transmission, and high torque output. Each mount is tested to ensure a periodic error within +/-10 arcseconds, guaranteeing its performance.

5.5kg Mount Weight
While prioritizing lightweight design, the stabili-ty during use is not compromised. The mount is optimized for overall stability.

15-20kg Load Capacity
Capacity without the counterweight attached is 15kg 20kg on the contrary.

Results from simulated calculation:
• Maximum load without the counterweight: 15KG (maximum output torque: 30N.m)
• Supported counterweight: < 5kg
• Maximum load capacity with the counterweight: 20kg
• The counterweight should be secured on a counterweight bar of no more than 25cm in length

Equatorial Mode & Alt-azimuth Mode
• Can be switched via mobile APP or hand controller
• Equatorial mode for imaging
• Alt-azimuth mode for visual astronomy

All-Round 0-90 Degree Latitude Scale
• Gear 1: Adjust the latitude adjustment knob to achieve a scale between 0 and 60
• Gear 2: Loosen the hex-head screw and then adjust the latitude adjustment knob to achieve a scale between 30 and 90
• 0-60 Degree: Adjust the latitude adjustment knob to achieve a scale between 0 and 60
• 30-90 Degree: Loosen the hex-head screw and then adjust the latitude adjustment knob to achieve a scale between 30 and 90

Wireless Control
Tonight's Target, GOTO, Live Preview and so many great functions can all be achieved with your phones.

Power-Off Protection
The AM5's power-off brake structure protects the mount in case of sudden power loss, preventing telescope or other equipment from falling.

Note:
• Low Temperature Tolerance: Can be used at extremely low temperatures down to -20 Degree C
• Heavy Load Mode: To combat the impact of cold environments on the mount, enabling this mode in the app can significantly enhance the device's load capacity. If you experience load capacity issues with the AM5 in harsh, cold environments, it is recommended to activate this mode
• Cable Management: The dovetail plate integrates DC output and USB Type-C ports, effectively preventing cable tangling

ZWO AM5N Features

  • Portable, Precise and Stable
  • High Load Capacity: Without counterweight 15kg and With counterweight 20kg
  • Cable Management: Newly-added USB Type-C port and DC power port
  • Precision Control: Single period error within +/-10"
  • Hand Controller + APP: Wi-Fi/Bluetooth control Live star database
  • Multiple Functions: Equatorial mount and Alt-azimuth mount
  • Lightweight Design: Net weight 5.5kg

Warranty Information

This product has a limited warranty of 24 months.

Key Features

  • Experience smooth tracking with this ZWO equatorial mount, perfect for astrophotography.
  • Enjoy versatile viewing with the alt-azimuth mount, ideal for quick setup & observation.
  • Achieve precise GoTo functionality with this telescope mount, powered by strain wave gear.
  • Confidently mount your telescope; this tripod mount boasts a payload capacity of up to 44lbs.
  • Easily control your telescope via USB, Wi-Fi, or Bluetooth for a seamless astronomy session.
  • Benefit from exceptional stability with minimal vibration for clearer celestial views.

What's in the box:

  • ZWO AM5N Harmonic GoTo Altazimuth/Equatorial Mount
  • Hand Controller
  • USB-B to USB-A Cable
  • USB-C to USB-A Cable
  • Hand Pad Connection Cable
  • M6 Hex Key
  • Quick Start Guide
  • ZWO 2 Year Limited Warranty