Ergotron LX Extension - 45-289-216

Add a second extension to your LX Desk Monitor Arm, Wall Monitor Arm or Keyboard Arm to increase i...

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Product Information

Full details

The Ergotron LX Extension (45-289-216) is designed for professionals and home-office users who need to extend the reach of their existing Ergotron LX monitor or keyboard arms by an additional 9 inches. This extension provides a critical extra pivot point, offering enhanced adjustment flexibility for complex workspace configurations. While it is built with durable aluminum, users should verify their primary arm's weight capacity to ensure it can support the added leverage of the extended reach.

All features

Model Part Number45-289-216
BrandErgotron

Extended Product Information

FAQs

Does this extension work with non-Ergotron arms?

No, this extension is engineered exclusively for the Ergotron LX product line and may not fit other brands.

Can I add multiple extensions to one arm?

While technically possible, adding more than one extension can compromise the stability of the mount and exceed the recommended weight capacity.

What is the total length added?

This module adds exactly 9 inches (23 cm) to the reach of your existing LX arm.

Is the installation difficult?

It is straightforward, requiring only basic manual dexterity to detach the existing arm segment and slide in the extension.

Does this impact the weight capacity of my monitor?

The extension itself is durable, but because it increases the length of the arm, it increases the moment force on the base mount. Always verify your total weight load does not exceed the manufacturer's limit.

Troubleshooting

Arm sags after adding the extension

Adjust the tension screw on the primary arm segment using a hex key to compensate for the added leverage.

Extension feels stiff when rotating

Ensure that the internal bushings are properly seated and that the fasteners are not over-tightened.

Pros and Cons

Pros

  • Increases reach for deep desks or multi-monitor setups
  • Adds a crucial pivot point for better viewing angles
  • Sturdy aluminum construction prevents sagging
  • Maintains a clutter-free desk with integrated cable routing

Cons

  • Increases the total weight load on the base mount
  • Requires disassembly of the current arm setup to install
  • Color is specifically designed for white LX models

Setup, Compatibility & Care

Installation requires detaching the existing arm segment from your current LX mount and inserting the extension piece at the desired pivot joint. Ensure that all fasteners are tightened securely after installation to prevent unintended shifting.

Compatibility: This model (45-289-216) is designed specifically for the Ergotron LX Desk Monitor Arm, Wall Monitor Arm, and Keyboard Arm series.

Care: To maintain the finish, wipe the arm with a soft, non-abrasive cloth. Periodically check that the pivot points are adjusted to your preferred tension using the appropriate hex key provided with your original arm setup.

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