Heading display is available through an existing digital heading source, or an optional low cost and compact MAG-500 magnetometer.

Options are available for the display of navigation data.

The EFD-750 utilizes an installer programmed data configuration module that stores all aircraft and interface data.


Maximum 2.75 lb./1.25 kg


ARINC 429 Inputs (5), ARINC 429 Output (1), RS-485 Serial Input (interfaces with MAG-500)(1), RS-232 Serial, Analog Input (OAT) (1), Discrete Output (1), Dimming Bus (1), I2C interface to the DCM-750 (1)


14 or 28 VDC electrical systems (10-32 VDC)


VOR/ILS or GPS Navigation or both


C106, C113a, C201, C209


EASA accepted in accordance with FAA-EASA Technical Implementation Procedures (TIP) Rev 5 (paragraph 2.5.1 ‘TSO/ETSO Articles Accepted under Reciprocal Acceptance’). No ETSO marking on the Articles are required.


DO-178C and DO-254 - Design Assurance Level A

Product support & sales

Facility/Shipping/Mailing Address:
5353 52nd Street, S.E.
Grand Rapids, MI 49512-9704
Main Phone Line: +1 (616) 949-6600
Fax: +1 (616) 977-6898

Order Administration/Sales/General Inquiries:
Phone: +1 (800) 253-9525 or
+1 (616) 949-6600
Email: avionics.sales@L3Harris.com

Repair and Overhaul Administration:
Email: avionics.service@L3Harris.com
Phone: +1 (800) 253-9525
Fax: +1 (616) 977-6895

Technical Support:
Email: FieldService.Avionics@L3Harris.com
Phone: +1 (616) 949-6600
AOG Hotline: +1 (800) 453-0288 or +1 (616) 949-6600

Technical Publications: Avionics.TechPubs@L3Harris.com

Website: www.avionicstechpubs.com

Cage Code/Federal Supply Code: 25583

Find a dealer
Technical publications

Current L3Harris product owners and L3Harris Authorized Repair Facilities needing to access the latest versions of our Technical Publications and Service Bulletins are encouraged to register:

Once you are registered you will be able to search our Technical Publications and Service Bulletin library.

Register Recorders Here