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RFVTX5825L 5.8GHz 2.5W High-Power Analog Video Transmitter | 5 Adjustable Power Levels | 48 Channels | 2-6S Wide Voltage | AV VTX Module for FPV Freestyle & Long-Range Drones
RFVTX5825L 5.8GHz 2.5W cost-effective analog VTX features 5 adjustable power levels from 25mW to 2500mW and 48 independent channels for strong anti-interference. With 2-6S wide-voltage support for most mainstream drones, optimized thermal design for stable operation and standard interface for easy installation, it is a practical VTX choice for daily freestyle and medium-short range long-distance flight.
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Product Overview
The RFVTX5825L is a cost-effective universal 5.8GHz analog video transmitter built for daily FPV flight and medium-range long-distance flight, balancing performance, compatibility and ease of use, making it an excellent choice for beginner assembly and older drone VTX upgrades.
Adopting the mainstream 5.8GHz frequency band widely used in the FPV industry, it is fully compatible with most FPV goggles, VTX receivers and displays on the market. Built-in 48 independent working channels cover common frequency groups, allowing flexible frequency switching to avoid co-channel interference, and maintaining stable picture even when multiple drones fly at the same site. It supports 5 freely adjustable power levels: 25mW / 200mW / 800mW / 1000mW / 2500mW, which can be adapted from indoor practice, daily freestyle to medium-long range flight with one click. The maximum 2.5W high-power output can significantly improve transmission distance and anti-obstruction capability, meeting the VTX needs of most flight scenarios.
It supports direct wide-voltage power supply from 2S to 6S LiPo batteries without additional voltage regulator modules, compatible with most mainstream FPV racing drones, fixed-wing UAVs and small operation drones. Paired with optimized heat dissipation structure and reliable circuit design, it maintains stable power output during long-time flight, with simple installation and ready-to-use performance, delivering balanced and practical overall performance.
Core Technical Specifications
| Category | Details |
|---|---|
| Model | RFVTX5825L |
| Product Type | Analog Video Transmitter (AV VTX) |
| Operating Frequency | 5.8GHz |
| Transmit Power | 5 adjustable levels: 25mW / 200mW / 800mW / 1000mW / 2500mW |
| Number of Channels | 48CH (48 independent working channels) |
| Input Voltage | 2-6S Lithium Polymer Battery (LiPo) |
| Video Input | Analog AV Signal |
| Core Features | 5.8G universal frequency band, adjustable multi-level power, wide-voltage compatibility, high cost performance |
Core Features & Benefits
1. Mainstream 5.8G Universal Band with 48 Channels for Strong Anti-Interference
Adopting the industry-standard 5.8GHz analog VTX frequency band, it delivers low-latency video with accurate color reproduction, fully compatible with most FPV goggles, VTX receivers and display devices on the market without extra adaptation. Built-in 48 independent working channels cover mainstream frequency groups, which can be flexibly switched according to the on-site electromagnetic environment to effectively avoid co-channel interference. It supports multi-drone simultaneous flight, suitable for flying field group activities, daily practice and other scenarios.
2. 5 Precision-Adjustable Power Levels for Full Scenario Adaptation
It supports free switching of 5 transmit power levels: 25mW, 200mW, 800mW, 1000mW and 2500mW:
- The 25mW low-power mode is suitable for indoor practice and close-range test flight, with low power consumption and minimal interference;
- Medium power levels meet the needs of daily freestyle, field racing and ordinary aerial photography, balancing battery life and transmission distance;
- The maximum 2500mW (2.5W) high-power mode significantly improves transmission distance and diffraction capability, coping with medium-long range flight and lightly obstructed terrain to ensure stable and smooth video.
3. Wide 2-6S Direct Power Supply for Broad Drone Compatibility
It supports a wide input range from 2S to 6S LiPo batteries directly, without additional step-down or voltage regulator modules. It is perfectly compatible with various aircraft including 3-4S entry-level racing drones, 5-6S long-range drones and small fixed-wing UAVs, greatly reducing the installation threshold, and is convenient for both new drone assembly and old equipment upgrades.
4. Optimized Thermal Design for Stable Long-Time Operation
Adopting optimized heat dissipation structure and circuit layout, it quickly dissipates heat generated during high-power operation, effectively controls the overall temperature rise, and avoids power attenuation and signal instability caused by high temperature. It ensures stable output during long full-throttle flight and continuous operation, and improves equipment durability and reliability.
5. Standard AV Interface for Plug-and-Play Easy Installation
Adopting industry-standard analog AV video input interface, it is fully compatible with various analog FPV cameras and flight control OSD character overlay systems with stable video signal transmission. The compact and lightweight structure fits mainstream frame mounting positions, with simple wiring and no complicated debugging required, enabling quick setup and use.
Applicable Scenarios
- Daily freestyle flight and field racing practice for FPV drones
- Medium-short range long-distance flight and light aerial photography operations
- Small industrial UAV inspection and security patrol
- Beginner entry-level assembly, older drone VTX upgrade
- Flying field group flights and small FPV exchange events
Package Contents
- 1 × RFVTX5825L 5.8GHz Analog Video Transmitter Module
- 1 × Matching Connection Cable
- 1 × Product User Manual
| SKU | IUAV-14289 |
|---|



