L3Harris IPLCS clears testing toward fiber-optic torpedo guidance production

Evidence notes
- L3Harris said its Improved Post-Launch Communications System cleared Design Verification Testing.
- IPLCS uses a fiber-optic cable tether to connect a submarine to a torpedo, increasing bandwidth, range, strength and reliability over legacy copper wire.
- The system is planned for the U.S. Navy MK-48 Mod 8 torpedo and Royal Australian Navy Collins-class submarines.
Company context
L3Harris Technologies is a U.S. defense technology company supplying communications, sensors, mission systems, and autonomy-enabling components across air, maritime, space, and undersea domains.