Overview
The Ergotron LX Pro Dual Side-by-Side Monitor Arm, part number 45-686-292, is a matte black desk-mounted arm designed to support two monitors in a side-by-side configuration. The LX Pro design provides independent positioning of both displays and uses Constant Force lift-and-pivot technology for smooth adjustment. Ergotron identifies 45-686-292 specifically as the matte black variant of the LX Pro Dual Side-by-Side configuration.
Monitor Support and Adjustment
The arm supports two displays up to 27 inches, with an individual monitor capacity of 4–20 lb (1.8–9 kg) and a total capacity of 40 lb (18.1 kg). The system provides 13 inches (33 cm) of lift, 85 degrees of tilt, 180 degrees of monitor pan, and 360 degrees of monitor rotation.
Mounting and Compatibility
The included two-piece desk clamp is designed for surfaces from 0.4 to 2.4 inches (10 to 60 mm) thick. The monitor pivots support MIS-D VESA mounting patterns using 75 x 75 mm and 100 x 100 mm hole spacing. The arms provide up to 25 inches (64 cm) of extension.
Key Features
- Dual-monitor side-by-side configuration
- Supports monitors up to 27 inches and 20 lb (9 kg) per display
- 13 inches (33 cm) of lift adjustment
- 85-degree tilt, 180-degree monitor pan, and 360-degree rotation
- Built-in rotation stop and integrated cable management
Applications
The 45-686-292 is intended for desk-based workstations requiring two independently adjustable displays positioned side by side. It can accommodate landscape or portrait monitor orientation when the display and workspace configuration permit.
DC Supplies Product Note
Check the weight of each display separately before installation. The published capacity is 4–20 lb (1.8–9 kg) per monitor, with a maximum combined monitor load of 40 lb (18.1 kg). The desk surface must also fall within the 10–60 mm clamp range.
Specifications
| Brand | Ergotron |
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| Part Number / MPN | 45-686-292 |
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| Product Type | Dual-monitor desk arm |
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| Series | LX Pro |
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| Configuration | Dual Side-by-Side |
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| Color | Matte Black |
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| Displays Supported | 2 |
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| Typical Display Size | Up to 27 inches |
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| Individual Monitor Capacity | 4–20 lb (1.8–9 kg) |
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| Total Weight Capacity | 40 lb (18.1 kg) |
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| Lift | 13 in (33 cm) |
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| Tilt | 85° (+70° / -15°) |
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| Monitor Pan | 180° |
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| Base Arm Pan | 360°; 180° with rotation stop engaged |
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| Monitor Rotation | 360° |
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| Extension | Up to 25 in (64 cm) |
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| VESA Compatibility | MIS-D, 100/75, C; 100 x 100 mm and 75 x 75 mm |
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| Pole Height | 5 in (12.7 cm) |
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| Desk Surface Thickness | 0.4–2.4 in (10–60 mm) |
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| Construction | Aluminum |
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| Product Weight | 13.7 lb (6.2 kg) |
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| Warranty | 10 years |
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| GTIN | 00698833091687 |
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Frequently Asked Questions
How many monitors does the Ergotron 45-686-292 support?
The LX Pro Dual Side-by-Side configuration supports two monitors.
What is the maximum weight for each monitor?
Each monitor can weigh up to 20 lb (9 kg), subject to the 40 lb (18.1 kg) total capacity for both displays.
What VESA mounting patterns are supported?
The monitor pivots support 75 x 75 mm and 100 x 100 mm VESA mounting patterns.
What desk thickness is supported by the included clamp?
The two-piece desk clamp is designed for surfaces from 0.4 to 2.4 inches (10 to 60 mm) thick.
Can the monitors be rotated?
Yes. Each monitor provides 360 degrees of rotation, while the monitor pan range is 180 degrees and tilt is 85 degrees.
What is included with the 45-686-292?
The documented configuration includes two arms, two extensions, two monitor pivots, a two-piece desk clamp, a standard base, a 5-inch pole, a side-by-side T-bracket, and attachment hardware.
