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Lenovo 14490582000 ThinkPad Fibocom L860-GL-16 4G LTE WWAN — main product image
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Lenovo 14490582000 ThinkPad Fibocom L860-GL-16 4G LTE WWAN

CAT16 LTE speeds in an M.2 form factor — the Fibocom L860-GL-16 keeps your ThinkPad connected at full mobile broadband performance wherever you work.

$161.73*
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*Price sourced from Amazon.com. Last updated:Oct 23, 2026.Price and availability are subject to change — details.

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Overview

The Lenovo Fibocom L860-GL-16 is a CAT16 4G LTE WWAN card that occupies the M.2 slot found in compatible ThinkPad business laptops. CAT16 is a meaningful specification here — it supports LTE Advanced Pro with carrier aggregation, bringing theoretical downlink speeds up to 1Gbps, a substantial step above the CAT4 and CAT6 cards that shipped in many prior-generation ThinkPads. For mobile professionals who rely on carrier data for cloud workflows, video calls, and remote desktop sessions, upgrading to a CAT16 card removes the modem as the throughput constraint and makes the connection behave closer to fixed broadband in areas with strong LTE infrastructure.

Physically, the L860-GL-16 measures 1.7" × 1.2" × 0.1" — a standard M.2 2242 footprint that slots into the dedicated WWAN bay in supported ThinkPad models. As a Lenovo OEM part carrying model number 14490582000, it is whitelisted for Lenovo's BIOS, which is a non-negotiable requirement: ThinkPad firmware will refuse to boot with a non-approved WWAN card installed. The global band support (GL designation) makes it a practical choice for users who travel internationally and need consistent LTE coverage across regions. This is a purpose-built upgrade for a specific ecosystem — confirm ThinkPad model compatibility before purchase.

Key Features

Host Interface: M.2

Ethernet Technology: Gigabit Ethernet

Height: 0.1"

Width: 1.2"

Depth: 1.7"

Specifications

Manufacturer
Lenovo / Fibocom
Model Number
14490582000
Module Model
L860-GL-16
Host Interface
M.2
LTE Category
CAT16
Ethernet Technology
Gigabit Ethernet
Width
1.2"
Depth
1.7"
Height
0.1"
Band Coverage
Global (GL variant)

Frequently Asked Questions

It's a CAT16 LTE modem, which supports theoretical downlink speeds up to 1Gbps across aggregated carriers. In practice, on a strong LTE network, you'll see sustained real-world throughput well above what CAT4 or CAT6 modems deliver — enough for video conferencing, large file transfers, and cloud-based workflows without visible bottlenecking from the modem itself.
This is a Lenovo OEM part (model 14490582000) designed specifically for compatible ThinkPad systems. Compatibility should be confirmed against your specific ThinkPad model's hardware maintenance manual or BIOS whitelist, as Lenovo ThinkPads enforce WWAN card whitelists that block non-approved cards from initializing.
The L860-GL-16 uses an M.2 interface, the standard slot found in modern ThinkPad WWAN configurations. Installation requires removing the bottom panel and connecting the antenna cables — it's a straightforward procedure for anyone comfortable with laptop hardware, but Lenovo's service manuals for the target model should be followed precisely.
The product description specifies a physical card interface. Check your carrier's network band compatibility against the L860-GL-16's supported bands before purchasing to ensure full network coverage in your region.
The "GL" in the model designation indicates a global variant, meaning it is designed to support LTE bands across multiple regions. Verify specific band support against your carrier's frequency requirements for the most accurate compatibility confirmation.

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