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Overview

The Ergotron LX Monitor Arm (model 45-241-224 in Polar White) is a versatile desk-mount solution designed to free up desk space and improve ergonomics. It supports VESA-compliant monitors (75×75mm and 100×100mm) from 13 to 34 inches, with a maximum weight capacity of 11.3 kg (25 lbs). This arm is ideal for office workers, home desk users, and gamers who need flexible monitor positioning. The LX arm comes with both a desk clamp (up to 75 mm thick) and a grommet mount (up to 60 mm hole diameter) in the box, so you can choose the best installation method for your desk. It offers full motion: tilt, swivel, pan, and height adjustment, allowing you to place your monitor exactly where you need it. The built-in cable management keeps wires tidy and out of sight.

Connectivity & Compatibility

The Ergotron LX is compatible with any VESA 75×75mm or 100×100mm monitor. It supports monitors weighing up to 11.3 kg and ranging from 13 to 34 inches in diagonal size. The desk clamp fits desks up to 75 mm thick, while the grommet mount works with holes up to 60 mm in diameter. The arm provides approximately 60 cm of horizontal reach and 33 cm of vertical adjustment. It also includes a cable management channel that can accommodate most monitor cables (USB-C, DisplayPort, HDMI, power).

Product Info

The Ergotron LX (Polar White) was released in September 2023. The MSRP is around ¥25,000, but it is currently available on for ¥20,379 (tax included). The warranty is 10 years from the manufacturer, which is excellent for long-term use. This product sits in the mid-to-high-end monitor arm market. It is one of the most popular VESA arms globally, known for its build quality and ease of use.

Best Use Cases

Office Workers: Ideal for those who spend long hours at a desk and need to adjust monitor height frequently. The arm reduces neck and shoulder strain. Home Desk Users: Perfect for home offices where desk space is limited. The clamp installation is quick and doesn't require drilling. Gamers: Supports ultrawide and dual-monitor setups. The high weight capacity (11.3 kg) handles large gaming monitors. Not for: Desks thicker than 75 mm or monitors heavier than 11.3 kg. For those cases, consider the Ergotron HX. ## Alternatives
A direct competitor is the Basics Monitor Arm (around ¥15,000), which is essentially the same OEM product but with fewer color options and less refined cable management. The Ergotron LX offers better aesthetics (Polar White) and a more polished cable management system, making it a better choice for users who care about desk appearance.

Things to Consider

Desk thickness: The clamp works up to 75 mm. For thicker desks, use the grommet mount. Monitor weight: The arm supports up to 11.3 kg. For heavier monitors (e.g., 34-inch+ ultrawide), upgrade to Ergotron HX. VESA compatibility: Ensure your monitor has VESA 75×75mm or 100×100mm mounting holes. Non-VESA monitors require an adapter. Desk material: The clamp grips the desk edge. Avoid glass or thin desks that could crack under pressure.

Product Disclosure (Amazon)

  • Manufacturer: ASUS
  • Seller: 良品ストア オンライン支店
  • Fulfilled by: 良品ストア オンライン支店
  • ASIN: B0FBLSMC3P
  • Note: This article covers a manufacturer-made product based on Amazon listing details.