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Description
Product Overview
Corning Thunderbolt 3 Optical Cable extends compatible Thunderbolt connectivity across a 25 m / 82 ft cable run while supporting data transfer rates up to 40 Gb/s. Its thin and lightweight optical construction uses an all-dielectric design for enhanced galvanic isolation and added protection from electrical interference. Male-to-male Thunderbolt 3 connectors make it suitable for professional macOS workstations, high-resolution displays, storage, and other self-powered Thunderbolt devices.

40 Gb/s Thunderbolt 3 Performance
Transfer data at up to 40 Gb/s between compatible Thunderbolt 3 devices. The optical signal path carries high-bandwidth Thunderbolt connectivity across the full cable run. This makes the cable suitable for demanding storage, display, post-production, and workstation applications.
82-Foot Long-Range Optical Connection
The 25 m / 82 ft cable provides significantly more equipment-placement flexibility than a conventional short Thunderbolt cable. Computers can be separated from compatible displays, docks, storage, and other self-powered Thunderbolt equipment. Its thin and lightweight construction also helps simplify long cable routing.
All-Dielectric Optical Construction
Corning uses an all-dielectric optical construction designed to enhance galvanic isolation between connected equipment. This design helps protect the signal path from electrical interference while carrying high-speed Thunderbolt data over the long cable run. It is well suited to professional environments with distributed gear.
4K and 5K Display Workflows
The optical connection is designed for compatible Thunderbolt display workflows including 4K and 5K displays. This allows high-resolution displays to be placed farther from the host computer in editing, graphics, monitoring, and desktop environments. Display capability depends on the host and connected Thunderbolt hardware.
Thunderbolt Daisy Chaining
Male-to-male Thunderbolt 3 connectors support compatible daisy-chain configurations with self-powered Thunderbolt devices. Multiple compatible peripherals can be incorporated into a workstation while maintaining a long optical connection between equipment locations. No separate cable driver is required for normal Thunderbolt operation.
Abrasion Resistance and Thermal Shutdown
The cable features a durable, abrasion-resistant construction for routing through professional workspaces. Integrated thermal shutdown helps protect internal components from prolonged exposure to high temperatures. These safeguards support dependable operation in long-term workstation and equipment-room deployments.
macOS Recommended
Corning recommends using this Thunderbolt 3 optical cable with macOS systems.
Self-Powered Devices
Designed for compatible self-powered Thunderbolt peripherals because the optical cable does not deliver bus power.
No Native USB
The connectors use the USB-C physical form factor, but native USB operation is not supported by this cable.
No Native DisplayPort
Native DisplayPort operation is not supported. Display signals must operate through a compatible Thunderbolt connection.
Post-Production Workstations
Extend compatible Thunderbolt storage, displays, and peripherals away from editing, finishing, and graphics workstations.
Machine Rooms
Position computers and self-powered Thunderbolt equipment farther from the operator while maintaining a high-bandwidth connection.
High-Resolution Displays
Connect compatible 4K and 5K Thunderbolt display workflows across longer physical distances.
Professional Mac Systems
Built for macOS-based Thunderbolt environments that require high-bandwidth connectivity across larger studios or technical spaces.
Corning Manufacturer Support
This model includes a limited one-year manufacturer warranty. Contact Coremicro for current warranty coverage and product support details.
| Specification | Detail |
|---|---|
| Product | Thunderbolt 3 Optical Cable |
| Manufacturer Part Number | COR-AOC-CCU6JPN025M20 |
| Interface | Thunderbolt 3 |
| Maximum Throughput | 40 Gb/s |
| Connector 1 | 1 × USB-C male |
| Connector 2 | 1 × USB-C male |
| Cable Length | 82 ft / 25 m |
| Cable Construction | Optical, all-dielectric |
| Display Compatibility | Compatible Thunderbolt 3 workflows including 4K and 5K displays |
| Daisy Chaining | Supported with compatible self-powered Thunderbolt devices |
| Galvanic Isolation | Enhanced through all-dielectric optical construction |
| Durability | Abrasion-resistant cable design |
| Thermal Protection | Thermal shutdown protection |
| Recommended Platform | macOS |
| Bus Power | Not supported |
| Native USB Support | Not supported |
| Native DisplayPort Support | Not supported |
| Color | Black |
| Package Weight | 0.815 lb |
| Package Dimensions | 5.2 × 5.2 × 3 in |
| Warranty | Limited 1-year manufacturer warranty |
| In the Box | 1 × Optical Cables by Corning Thunderbolt 3 Optical Cable, 82 ft / 25 m |
What is the Corning 25 m Thunderbolt 3 optical cable used for?
It extends compatible Thunderbolt 3 connectivity across 25 m / 82 ft. Typical applications include professional displays, storage, docks, post-production equipment, and other self-powered Thunderbolt peripherals.
Does the cable maintain 40 Gb/s over 82 feet?
Corning rates this optical cable for Thunderbolt 3 throughput up to 40 Gb/s. Actual workflow performance also depends on the host and connected peripheral hardware.
Can this optical cable be used with 4K and 5K displays?
Yes. It is designed for compatible Thunderbolt display workflows including 4K and 5K displays. Host and display compatibility should still be confirmed before deployment.
Can this be used as a normal USB-C cable?
No. Although both connectors use the USB-C physical form factor, native USB operation is not supported. The cable is intended for compatible Thunderbolt 3 connections.
Does the cable provide power to connected devices?
No. This optical Thunderbolt cable does not provide bus power. Connected peripherals should be self-powered.
Is this cable intended for Windows systems?
Corning recommends using this Thunderbolt 3 optical cable with macOS systems. Compatibility with other operating systems or hardware platforms should be confirmed before installation.
Need a 25 Meter Corning Thunderbolt Connection?
Coremicro is an authorized Corning dealer supporting professional post-production, display, storage, and Thunderbolt workstation workflows. Contact our team to confirm host, peripheral, display, and cable compatibility before deployment.
Talk to a SpecialistSpecifications
Corning Thunderbolt 3 Optical Cable 25m 40Gbps Specifications
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What's included
Included on Corning Thunderbolt 3 Optical Cable 25m 40Gbps
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