Ergotron 45-509-224 – LX Dual Stacking Arm Tall Pole, Matte Black
Overview
The Ergotron 45-509-224 LX Dual Stacking Arm, Tall Pole is a dual-monitor desk mounting system designed for flexible positioning of two displays. Its tall pole allows monitors to be arranged side-by-side or stacked vertically, while independent LX arms provide ergonomic height, tilt, pan and rotation adjustment.
Technical Information
The 45-509-224 supports two displays with a combined capacity of up to 44 lb (20 kg), with each display rated from 7 to 22 lb (3.2–10 kg). The arms provide 13 inches (33 cm) of lift, 75° of tilt and 360° pan and rotation. Constant Force technology provides smooth adjustment, while integrated cable management helps maintain an organized workstation.
Compatibility
The mount supports displays with VESA MIS-D mounting patterns of 75 x 75 mm and 100 x 100 mm and screen sizes up to 40 inches. The supplied desk clamp attaches to desktop edges up to 2.6 inches (66 mm) thick. A grommet mounting option is also included for suitable desks. The tall pole can be expanded to support additional displays using the compatible LX Arm, Extension and Collar Kit.
Key Features
- Supports two monitors up to 40 inches each
- 7–22 lb (3.2–10 kg) capacity per display
- 13-inch (33 cm) height adjustment with tall pole configuration
- 360° pan and rotation with 75° monitor tilt
- Expandable to three or four displays using compatible LX accessories
Applications
The 45-509-224 is suited to professional offices, control workstations, trading and monitoring desks, technical work areas, healthcare workstations and other environments requiring two independently adjustable displays. The tall pole also supports vertical stacked-monitor configurations where desk space is limited.
DC Supplies Product Note
DC Supplies recommends verifying the exact manufacturer part number before ordering. The 45-509-224 is specifically the Matte Black LX Dual Stacking Arm with Tall Pole. It should not be confused with the 45-509-216 white version or 45-549-026 polished aluminum version.
Specifications
| Brand | Ergotron |
|---|
| Manufacturer Part Number | 45-509-224 |
|---|
| Product | LX Dual Stacking Arm, Tall Pole |
|---|
| Product Type | Dual-monitor desk mount |
|---|
| Series | LX |
|---|
| Color | Matte Black |
|---|
| Number of Displays | 2 |
|---|
| Maximum Screen Size | 40 in |
|---|
| Capacity Per Display | 7–22 lb (3.2–10 kg) |
|---|
| Total Capacity | 44 lb (20 kg) |
|---|
| Lift | 13 in (33 cm) |
|---|
| Tilt | 75° |
|---|
| Pan | 360° |
|---|
| Rotation | 360° |
|---|
| VESA Compatibility | MIS-D, 75 x 75 mm and 100 x 100 mm |
|---|
| Desk Clamp Thickness | Up to 2.6 in (66 mm) |
|---|
| Mounting | Desk clamp or grommet |
|---|
| Material | Aluminum and steel |
|---|
| Cable Management | Integrated |
|---|
| Warranty | 10 years |
|---|
FAQs
What is the Ergotron 45-509-224?
The 45-509-224 is the Ergotron LX Dual Stacking Arm with Tall Pole in Matte Black, designed to mount and independently position two monitors.
How many monitors does it support?
The standard configuration supports two displays. The tall pole can be expanded to support up to four displays with compatible LX accessories.
What monitor size is supported?
The mount supports displays up to 40 inches, subject to the specified weight and VESA requirements.
What is the weight capacity?
Each of the two supplied arms supports 7–22 lb (3.2–10 kg), for a combined maximum capacity of 44 lb (20 kg).
Can the monitors be stacked vertically?
Yes. The tall pole allows the two displays to be positioned side-by-side or one above the other.
What VESA patterns are supported?
The mount supports VESA MIS-D 75 x 75 mm and 100 x 100 mm mounting patterns.
How much height adjustment is available?
The LX arms provide 13 inches (33 cm) of lift along the tall pole.
Can the mount be expanded?
Yes. A compatible LX Arm, Extension and Collar Kit can be used to add a third or fourth monitor. Adding arms reduces the allowable capacity per monitor.
How is the mount attached to the desk?
The system supports desk-clamp installation and includes hardware for grommet mounting. The desk clamp accommodates surfaces up to 2.6 inches (66 mm) thick.
What warranty does Ergotron provide?
The 45-509-224 carries a 10-year warranty.
