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L-3 Aviation Products
L-3 Electronic System Services is a division of L-3 Aviation Products.

MRO Brochure

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AP Help Line

L-3 Aviation Products has a centralized Help Line providing support for all L-3 AP products and aftermarket solutions:



L-3 ESS is a Boeing preferred supplier and a Lockheed Martin STAR supplier.


  • AS9100 Quality Management System – Aerospace
  • Boeing AS9001
  • DND – Accredited Maintenance Organization
  • DND – Accredited Technical Organization
  • EASA – Part 145 Maintenance Organization #JAA 4261
  • FAA – Repair Station Approval #UL2R217L
    1. Instrument Class I, II, III, IV unlimited ratings
    2. Radio Class I, II, III unlimited ratings
    3. Accessory Class I, II, III unlimited ratings
  • FAR Part 145 Certified Repair Facility
  • IPC-J-STD-001
  • ISO 9001 Quality Management System
  • L-3 WESCAM Authorized Service Centre
  • Transport Canada — Approved Maintenance Organization
  • Transport Canada — Manufacturer of Aeronautical Products
L-3 Aviation Products