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X4-1900H RTK Drone for Environment Monitoring and Patrol

Name: X4-1900H RTK Drone for Environment Monitoring and Patrol
Brand: FD
SKU: x4-1900
Price: 1000.00 USD
Availability: InStock
Rating: 4.9 (10 reviews)

Price: $
Model: x4-1900
Wheelbase: 1900mm
Flight Control:
Empty Weight: 18m/s
Power Battery: 6s*5300mah*2
Wingspan(without propellers): 1500*1500*650mm
Folded Size(without propellers): 900*800*650mm
Empty Weight: 16kg
Satellite Navigation System: GPS + Galileo + BeiDou
Endurance Time: 2 hours
Maximum Horizontal Speed: 18m/s
Image Transmission:
Electronic Speed Controller:

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Foldable build for easy carry and quick setup
Hydrogen-electric hybrid system, up to 2-hour endurance
Versatile payload support for multiple missions
29kg max take-off weight with powerful thrust
RTK-enabled for accurate and reliable flight paths
Long-range HD video transmission up to 20km

Set Power	x8
Wheelbase	1900mm
Empty Weight	14.5kg
Maximum Takeoff Weight (70% throttle)	29kg
Unfolded Dimensions (without propellers)	15001500650mm
Folded Dimensions (without propellers)	900800650mm
Power Battery	6s5300mah2
Hydrogen Fuel Cell	Output 48v Rated Power 3kw
Maximum Horizontal Speed	18m/s
Cruise Speed	0~15m/s
Sea Level Climb Rate	0~5m/s
Transmission Distance	20km (without interference)
Flight Time	2 hours (payload-free)
Satellite Navigation System	GPS + Galileo + BeiDou
Positioning Accuracy	Centimeter-level RTK
Air Cylinder Parameters	12L cylinder, filled to 350bar (absolute), full cylinder weight 4.3kg, empty cylinder 3.8kg

The X4-1900H is a hydrogen-powered drone designed for multi-industry operations, combining portability and high performance. With a modular foldable frame, it folds down to 900×800×650mm, making transport and field deployment effortless. It uses a 48V/3kW hydrogen fuel cell alongside dual 6s batteries, enabling 2 hours of zero-emission flight under no load. With a 29kg MTOW and RTK-supported centimeter-level positioning, it supports various payloads like cameras, LiDAR, and sprayers—ideal for agricultural spraying, infrastructure inspection, and environmental surveys.

The X4-1900H is a foldable hydrogen fuel drone engineered for multi-purpose industrial applications. Its structure folds to a compact 900×800×650mm size, enabling easy transport and fast deployment in varied field environments. It combines a 48V/3kW hydrogen fuel cell and dual 6s 5300mAh batteries, delivering 2 hours of no-load endurance while maintaining zero emissions—ideal for environmental or regulatory-sensitive operations.
This drone supports a 29kg MTOW and accommodates professional payloads including cameras, LiDAR, thermal imagers, and spray modules. Its centimeter-level RTK positioning, integrated satellite navigation (GPS + Galileo + BeiDou), and 20km HD video transmission make it a top-tier aerial platform for precise, long-range, and eco-friendly missions such as agriculture, inspection, surveillance, and environmental monitoring.

Foldable structure for easy transport and deployment
Hydrogen-powered, eco-friendly with zero emissions
Up to 2-hour endurance for extended missions
Multi-payload capable for agriculture, inspection, security

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X4-1900H RTK Drone for Environment Monitoring and PatrolRelated Quality Control

Multi-Stage Inspection During Production to Prevent Defects

Throughout production, we implement multiple inspection checkpoints to detect and correct issues early. This multi-stage quality assurance prevents defects from progressing to later stages, ensuring that every drone leaving the factory has flawless flight systems, reliable electronics, and robust

Standardized Assembly Procedures to Ensure Product Consistency

Our assembly processes are fully standardized and strictly supervised by experienced engineers. Every drone is built according to precise specifications, ensuring consistency across production batches. This minimizes variability, maintains uniform performance, and guarantees that each unit can mee

Functional Testing of Flight Control, Power System, and FPV Transmission

Each drone undergoes extensive functional testing, including flight control, power systems, and FPV transmission verification. These tests ensure precise responsiveness, stable control, and uninterrupted high-definition video transmission, even in complex or long-range operational environments.

Endurance and Vibration Testing for Key Structural Components

Critical components, including frames, motors, and power systems, undergo endurance and vibration testing to confirm durability. This ensures that structural elements can withstand prolonged flights, high-speed maneuvers, and exposure to vibrations and shocks typical in military or tactical applic

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3.How Far and How Long Can a Long Range FPV Drone Fly?

Flight time and range depend on multiple factors, including battery capacity, flying speed, weather conditions, and payload weight. Under standard conditions, long-range FPV drones can achieve flight times of up to 30 minutes . Actual performance may vary if the drone is flown aggressively or in ...

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Customer Reviews

5 / 5

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Fast, Stable & Long Range FPV Fun

2025-12-30

This drone gives me fast, stable FPV flights with awesome long-range capability. I take it on trips for panoramic footage, and the reliable signal and build quality make it a pleasure to fly far and wide.

Reliable Long-Range Cruising & FPV Experience

2025-12-30

I’ve taken my Long Range FPV Drone out on several long flights. The transmission stayed solid even over extended distances, and the smooth FPV feed made it easy to maintain orientation throughout the trip. Battery life was impressive, letting me explore local trails without worrying about signal

Worth Every Penny!

2025-12-29

I’ve tried several FPV drones, and this one stands out for quality and performance. The build feels solid, and the video feed is crystal clear. Definitely recommended for serious hobbyists.

Awesome Long Range FPV Footage

2025-12-30

I mounted a lightweight camera on my Long Range FPV and got stunning FPV footage over open fields and trails. The signal stayed strong over long distances, and the build held up well to minor bumps. Definitely a great rig for scenic long flights

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