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Ergotron 45-509-224 LX Dual Stacking Arm, Tall Pole
A matte-black LX tall-pole desk mount for two displays up to 40 inches, with height adjustment, a 19.96 kg load capacity and 75 mm or 100 mm VESA support.

Product overview
The Ergotron LX Dual Stacking Arm, Tall Pole positions two compatible large displays independently to support a flexible multi-monitor workspace. The supplied description also references optional accessories for a third or fourth display and for notebook support.
Important product details
- The LX Arm, Extension and Collar Kit is described as an optional accessory for adding a third or fourth display.
- The LX Notebook Tray is described as an optional accessory for notebook support; neither accessory is listed as included.
Australian manufacturer warranty
DeviceDeal is an authorised reseller. This Australian-version Ergotron product is covered by the applicable Ergotron manufacturer warranty in Australia.
Frequently asked questions
How many displays does the Ergotron 45-509-224 support?
The supplied description lists two displays in the standard configuration.
What is the maximum screen size?
The supplied maximum is 40 inches per compatible display.
What is the maximum load capacity?
The supplied maximum load capacity is 19.96 kg.
Which VESA patterns are supported?
The supplied patterns are 75 × 75 mm and 100 × 100 mm.
Can the configuration support more displays?
The source references an optional LX Arm, Extension and Collar Kit for a third or fourth display.
(45-509-224)
Ergotron 45-509-224 LX Dual Stacking Arm, Tall Pole
A tall-pole LX dual-display mount for separately positioning compatible large screens above the desk.
Key highlights
- LX product family
- Tall-pole configuration
- Matte-black finish
- Two-display desk mount
- Australian-version product supplied by authorised reseller DeviceDeal with Ergotron manufacturer warranty in Australia
Specifications Ergotron 45-509-224 LX Dual Stacking Arm, Tall Pole
SKU: 45-509-224
Product details
| Brand | Ergotron |
|---|---|
| Manufacturer part number | 45-509-224 |
| Product series | LX |
| Product name | LX Dual Stacking Arm, Tall Pole |
| Product type | Desk mount |
Display support and adjustment
| Number of displays supported | 2 |
|---|---|
| Maximum screen size supported | 101.6 cm (40 in) |
| Maximum load capacity | 19.96 kg |
| Adjustable height | Yes |
| VESA standards | 75 × 75 mm; 100 × 100 mm |
Optional accessories
| Additional displays | LX Arm, Extension and Collar Kit |
|---|---|
| Notebook support | LX Notebook Tray |
| Product colour | Matte Black |
| SKU | 45-509-224 |
| Barcode # | 698833075700 |
| Brand | ERGOTRON |
| Shipping Weight | 10.5000kg |
| Shipping Width | 0.460m |
| Shipping Height | 0.180m |
| Shipping Length | 0.760m |
Australian manufacturer warranty
DeviceDeal is an authorised reseller, and this Australian-version Ergotron 45-509-224 is covered by the applicable Ergotron manufacturer warranty in Australia.
Please retain your DeviceDeal tax invoice as proof of purchase. Warranty coverage and claims are subject to Ergotron warranty terms, eligibility requirements and product assessment.
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