GIMBALS / AX SERIES

AX-20T O4 46g 3-Axis FPV Gimbal

AX-20T O4 is a 3-axis FPV gimbal variant configured for DJI O4 digital FPV camera system. It keeps the AX-20T platform's 3-axis nonorthogonal mechanical stabilization, head tracking support, UART/MAVLink, S.BUS, CRSF and PWM control, plus downward/upward mounting support where applicable.

Starting price US$99
3-axis FPV gimbal for DJI O4 digital FPV camera system builds DJI O4 3-Axis Head Tracking MAVLink
AX-20T O4 3-Axis FPV Gimbal product image
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AX-20T O4 3-axis FPV gimbal for DJI O4 digital FPV camera system builds product image
AX-20T O4 product view

DETAILS

Product Details

  • Camera bracket and mounting layout are matched to DJI O4 digital FPV camera system.
  • 3-axis nonorthogonal mechanical stabilization helps maintain stable FPV footage on drones, RC aircraft and vehicle platforms.
  • Headtracker, UART/MAVLink, S.BUS, CRSF and PWM control support common FPV integration workflows.
  • Downward or upward mounting support gives integrators more flexibility in compact platform builds.

Applications

  • DJI O4 FPV drone builds
  • FPV drone builds
  • RC fixed-wing and vehicle platforms
  • Head-tracking camera control

SPECIFICATIONS

Specifications

General
Product Name AX-20T
Dimensions 46.8 x 46.4 x 53.4mm
Weight 46g
Operating Voltage 7.4~26.4VDC
Power 1.5W (AVG) / 14W (Stall)
Mounting Downward / Upward
Control Port Headtracker / S.BUS / CRSF / PWM / MAVLink
Camera Compatibility
Product Variant AX-20T O4
Supported Camera System DJI O4 digital FPV camera system
Camera Fit Variant-specific FPV camera mounting for the listed DJI digital FPV camera system
Gimbal
Gimbal Type 3-axis Nonorthogonal Mechanical Stabilization
Angular Accuracy ±0.005°
Controllable Range Pitch: ±120°, Roll: ±60°, Yaw: ±160°
Max Controllable Speed ±1500°/s
Camera Suitability
Maximum Weight 20g
Maximum Width 19mm

KEY TAKEAWAYS

  • Weighs 46g at 46.8 x 46.4 x 53.4mm, which sets the airframe and mount it fits.
  • 3-axis Nonorthogonal Mechanical Stabilization holds ±0.005° angular accuracy.
  • Runs on 7.4~26.4VDC drawing 1.5W (AVG) / 14W (Stall) — budget this against your platform's spare payload power.
  • Controllable range: Pitch: ±120°, Roll: ±60°, Yaw: ±160°.

AX-20T variants compared

Variant Camera system Max camera weight Max camera width
AX-20T AV/Analog AV / analog FPV camera systems up to 19mm width 20g 19mm
AX-20T Avatar/Moonlight Walksnail Avatar / Walksnail Moonlight digital FPV camera systems 20g 19mm
AX-20T O3 DJI O3 digital FPV camera system 20g 19mm
AX-20T O4 DJI O4 digital FPV camera system 20g 19mm
AX-20T O4 Pro DJI O4 Pro digital FPV camera system 20g 19mm
All AX-20T variants share the same gimbal body and stabilization. They differ only in the camera they are machined for and the camera envelope they accept. The highlighted row is this variant.

Frequently asked questions

Which camera does the AX-20T O4 fit?

AX-20T O4 is machined for DJI O4 digital FPV camera system. The mount accepts a camera up to 20g and 19mm wide. Other variants of the same gimbal take different camera systems.

How much does the AX-20T O4 weigh?

AX-20T O4 weighs 46g. Its dimensions are 46.8 x 46.4 x 53.4mm, so check both mass and envelope against your mount.

What power does the AX-20T O4 need?

AX-20T O4 accepts 7.4~26.4VDC. Power draw is 1.5W (AVG) / 14W (Stall). Confirm your platform can supply this continuously, not just at peak.

How is the AX-20T O4 stabilized?

AX-20T O4 uses 3-axis Nonorthogonal Mechanical Stabilization. Published angular accuracy is ±0.005°.

What is the AX-20T O4 controllable range?

Pitch: ±120°, Roll: ±60°, Yaw: ±160°. This is the mechanical travel available to the operator or autopilot.

How do you control the AX-20T O4?

AX-20T O4 exposes Headtracker / S.BUS / CRSF / PWM / MAVLink. Match this to your flight controller or ground station before ordering.

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