RA-4500™ – Radar Altimeter

Designed for helicopter and seaplane operations, our radar altimeters provide precise AGL information from 2,500 feet to ground level.

RA-4500 – LEGACY SERIES RADAR ALTIMETER

The #1 Radar Altimeter For Part 27 Rotorcraft

The RA-4500 is certified to DO-160E and DO-178B Level C and is ARINC 429 capable. Paired with the FDC-500 Digital to Analog Convertor, the RA4500 can be installed into turboprops and light business jets as a replacement for the KRA405B and other legacy altimeters.

RA-4500™ CAPABILITIES

Trustworthy & Reliable

Trustworthy and reliable solution for commercial and non-scheduled rotorcraft looking for an affordable but effective single install solution for their aircraft.

Small & Lightweight

Small, lightweight, and straightforward retrofit install

Interfaces with Displays

Interfaces with installed cockpit displays or optional standalone RAD-40 and RAD-45 display indicators for smooth and accurate LED AGL readings

Robust, Reliable, & Rugged

Robust, reliable, and rugged enclosure designed for use in mission-critical and military environments

Multi-Interface Design

Supports RS-485/422, RS-232, and ARINC 429 for easy-to-install adoption onboard for rotorcraft, fixed-wing, & unmanned aircrafts.

TSO & ETSO Certified

The DAL B-rated RA-4500 radar altimeter is certified to TSO-C87 and ETSO-2C87 and is approved to DO-160E and DO-178B Level C.

Pricing

Various hardware and service options available. For accurate pricing, contact a technical sales expert.

Looking to Upgrade?

FreeFlight Systems offers leading products and solutions to improve situational awareness and to achieve compliance for aviation’s rapidly evolving regulations.

Antennas & Accessores

FreeFlight Systems offers numerous antenna and accessories to help you get the most out of your flight operations. 

Industry Leading STCs

With hundreds of STCs for leading airframes, FreeFlight Systems or its associated sister companies can offer you STCs on virtually any airframe. 

Get started now

Need more information? Get in touch with FreeFlight Systems’ technical experts to learn more about our 4000/4500 series radar altimeter solutions.

RA-4500 ACCESSORIES

RAD-40 – Tone Generator

RAD-40 Radar Altimeter Display

Available as a standard or night vision goggle (NVG) capable display, the RAD-40 offers an LED readout of AGL information.

FTG 410 – Tone Generator

Radar Altimeter Tone Generator

The FTG-410 gives pilots important audio alerts when operating at low altitude, at nighttime, over water, or rough terrain.

RAD 45 – Display Indicator

RAD-45 Radar Altimeter Display

Available as a standard or night vision goggle (NVG) capable display, the RAD-45 offers an LED readout of AGL and trend information along with audio alerts.

RA-4500™ FAQ

Get in Touch

Need more information? Get in touch with FreeFlight Systems’ technical experts to learn more about our NextGen solutions.