Agricultural Drones / 4 Axis Series
TYI 4 Axis 21L
A 21 L foldable agricultural spraying drone combining higher field capacity, a compact transport footprint and the Hobbywing X9 Plus power system.
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- 21 L
- Tank capacity
- 10 kg
- Weight without battery
- 10–15 min
- Flight time
- 5–6 m
- Spraying width
Productive field capacity
More Capacity. Ready for Daily Work.
The TYI 4 Axis 21L is configured for agricultural teams that need more spraying capacity in a foldable four-axis platform. Its 21-litre tank, compact folded dimensions and practical operating range support repeatable field deployment.
01 / Capacity
Twenty-One Litres. Built for More Coverage.
A 21 L tank and 1320 mm wheelbase provide a higher-capacity platform while maintaining a 10 kg airframe weight without battery.
- Tank capacity
- 21 L
- Wheelbase
- 1320 mm
- Weight without battery
- 10 kg
- Maximum takeoff weight
- >34 kg
02 / Foldable structure
Open for Work. Fold for Transport.
The foldable airframe reduces storage and transport volume without changing the working footprint required for stable agricultural operation.
- Unfolded size
- 1320 × 1320 × 470 mm
- Folded size
- 650 × 650 × 470 mm
03 / Power and endurance
X9 Plus Power. Flexible Battery Options.
Four Hobbywing X9 Plus power units work with two published 14S smart-battery options for a practical spraying cycle and field operating range.
- Power system
- Hobbywing X9 Plus ×4
- Battery options
- 14S / 20,000 or 22,000 mAh
- Flight time
- 10–15 min
- Flight speed
- 0–10 m/s
- Control distance
- 1000–2000 m
04 / Field application
Designed Around Real Farm Work.
A published 5–6 m spraying width and operating efficiency of 10–15 mu per flight support productive crop-protection work across routine agricultural operations.
Structural details
The Working Parts, Clearly Shown.
- X9 Plus power system
- 40 mm arm tube
- Folding arm joint
- Centrifugal sprayer
Buyer’s guide
Compare the Complete Spraying Workflow.
Compare capacity, spray system, batteries, field fit, maintenance and support before selecting a 5–30 L platform.
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