Lenovo 4X91K16968 Thunderbolt cable 0.7 m 40 Gbit/s Black (Open Box)

Lenovo Thunderbolt cable 4X91K16968 is a 0.7 m high-speed connection cable designed to pair with modern docks and devices supporting Thunderbolt 4. With a compact 4.6 mm diameter and black finish, this cable provides up to 40 Gbit/s data transfer and is intended for efficient, short-reach connections between compatible hosts and peripherals.

Advantages

The cable supports Thunderbolt 4 data rates up to 40 Gbit/s and uses male-to-male connectors for straightforward connections. Its 0.7 m length and 4.6 mm diameter make it compact and easy to route on a desk, while the 33 g weight keeps it lightweight for mobile use. The black color integrates discreetly with most setups.

Suitable for

• Connecting a laptop to a Thunderbolt 4 dock or hub
• High-speed data transfer between compatible external drives and hosts
• Connecting displays or adapters that accept Thunderbolt 4 input

Key specifications

• Brand: Lenovo
• Model / MPN: 4X91K16968
• Connector type: Male — Male
• Cable length: 0.7 m
• Maximum data rate: 40 Gbit/s (Thunderbolt 4)
• Cable diameter: 4.6 mm
• Weight: 0.033 kg
• Colour: Black

How to use

Connect one end of the Thunderbolt cable to the Thunderbolt 4 port on your computer and the other end to a compatible dock, external drive or display. Ensure both connected devices support Thunderbolt 4 or compatible Thunderbolt/USB-C alternate modes for full functionality. Handle the cable by the connectors when plugging or unplugging to avoid stress on the cable core.

Recommendations

For best performance, use this cable for short to medium-length connections (0.7 m) between Thunderbolt 4 devices. Avoid sharp bends near the connectors and keep the cable away from high-heat sources. Verify device compatibility to achieve the advertised 40 Gbit/s speeds.