---
title: FreeFlight Systems RA-4500 MK II
---

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 English

![RA 4500 MK II](https://service.airteam.eu/hubfs/RA%204500%20MK%20II.png)

## FreeFlight Systems RA-4500 MK II

The RA-4500 MK II is a 5G-tolerant radar altimeter designed for seamless retrofitting, specifically optimized for helicopters, with minimal installation time. It provides unmatched safety and reliability with advanced digital signal processing, high-altitude capability, and robust performance, even in challenging environments near cellular towers. Ideal for rotorcraft in business, general, military, and uncrewed aviation, it integrates easily with both modern and legacy systems, ensuring precise altitude readings in all weather conditions. Available in DAL B and DAL C certified shipsets, the RA-4500 MK II is the perfect solution for helicopter operations.

[INSTALLATION REQUEST](https://service.airteam.eu/en/freeflight-systems-ra-4500-mk-ii#)

#### Efficient 5G-Tolerant Upgrade with the RA-4500 MK II

The RA-4500 MK II is a 5G tolerant replacement for existing RA-4000 and RA-4500 customers and new customers. As a retrofit solution, the installation will require minor modified wiring changes, while maintaining structural elements, and antenna equipment on the aircraft, minimizing installation time and costs. This straightforward upgrade path is available to all business aviation, general aviation, military and defense, uncrewed aviation, and rotorcraft platforms. It is offered in both a DAL B and DAL C certified shipset.

### Unmatched Safety with Advanced Digital Signal Processing

The RA-4500 MK II provides the most accurate Altitude Above Ground Level (AGL) readings for any aircraft. Its advanced digital signal processing ensures reliability even in the toughest environments, offering precise performance that surpasses traditional laser-based systems.

### Reliable Operations for Modern Flight Systems

Enhance your aircraft's safety and reliability with the RA-4500 MK II. It minimizes false altitude readings and supports critical systems like autoland and terrain awareness. With an analog output interface, it seamlessly integrates into legacy aircraft.

 

### Minimize Operational Interruptions with Seamless Integration

The RA-4500 MK II is designed for smooth integration with popular glass cockpit systems. Its multi-interface design ensures compatibility, while its robust performance remains unaffected, even near cellular towers, making it a dependable choice for continuous operations.

### High Fidelity System for High Altitude Missions

Operating at altitudes up to 55,000 feet, the RA-4500 MK II offers a self-contained, filter-free solution in a durable enclosure. Built for mission-critical and military environments, this system delivers high fidelity performance for demanding aviation applications.

 

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#### Avionics

- [Full Cockpit Upgrade](https://service.airteam.eu/en/glass-cockpit)
- [Navigation Systems](https://service.airteam.eu/en/navigation-systems)
- [Communication Systems](https://service.airteam.eu/en/communication-systems)
- [Transponders](https://service.airteam.eu/en/transponders)
- [Autopilot](https://service.airteam.eu/en/autopilots)
- [Audiopanels](https://service.airteam.eu/en/audiopanels)
- [Weather Systems](https://service.airteam.eu/en/weather-systems)
- [Traffic Systems](https://service.airteam.eu/en/traffic-systems)
- [Radar Altimeters](https://service.airteam.eu/en/radar-altimeters)
- [DME](https://service.airteam.eu/en/dme)
- [Standby Instruments](https://service.airteam.eu/en/standby-instruments)
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- [Connectivity](https://service.airteam.eu/en/connectivity)

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