Skip to content
Free Next Working Day Delivery On Orders Over £100 ex VAT.
Trade customer? Call 0208 1919 223 for exclusive trade pricing and priority stock access.*
Blog Online Catalog Register a Trade Account Technical Support Track My Order Why ScreenMoove?
Top Quality Store Exceptional 4.9 out of 5
Exceptional – Rating Exceptional based on Google’s Shopping Experience

Ergotron Up to 40" LX Dual/Multi LCD Stacking Arm Tall Pole Desk Mount | 45-509-216

SKU: 45-509-216
Ergotron Up to 40" LX Dual/Multi LCD Stacking Arm Tall Pole Desk Mount | 45-509-216 Monitor Arm Desk Mount Ergotron
Availability:
Only 2 left at this price!
Save £289.04 Save £289.04

£285.76 (Excl. VAT)

- £342.91 (Inc. VAT)
£285.76 - £285.76
- - £342.91
Availability:
Only 2 left at this price!
  • Visa
  • Mastercard
  • American Express
  • Apple Pay
  • Google Pay
  • Paypal
  • Shop Pay
  • Klarna
  • Bank Transfer (BACS)
Buy with Confidence

Check display compatibility before you buy

Enter your screen SKU and we will instantly check whether this mount is suitable for your display based on VESA pattern compatibility.

Fast compatibility check, clearer buying confidence, fewer installation mistakes.
Download Product Datasheet i
Trade pricing for verified resellers, proforma issued on official company letterhead for PO processing.
Education & Public Sector Pricing available for schools, universities, NHS, and government organisations. Contact our Public Sector Team on 020 8191 9223 or email info@screenmoove.com.
  • Warranty10 Year Warranty
  • Mount ConfigurationMax 2 Screen
  • Max Load (kg)11 kg per screen
  • Mounting TypeDesk Mounts
  • Screen Sizes10" - 40"
  • VESA Patterns100x100
  • Description
  • Specifications
  • Downloads

  • Ergotron Up to 40" LX Dual/Multi LCD Stacking Arm Tall Pole Desk Mount

    45-509-216

    Find your best view, save desk space and discover your most productive self with the LX Dual Stacking Arm, Tall Pole. This multi-monitor mount lets you position large screens separately for a new level of flexible working. To add a third or fourth display, order the LX Arm, Extension and Collar Kit. To support a laptop, order the Notebook Tray.

    45-509-216


    Extra flexibility
    Each arm lifts, extends and rotates for the best view

    More motion
    Places screens one over the other or on either side

    Multi-purpose
    Support up to four screens with the LX Arm, Extension and Collar Kit accessory

    Sleek build
    Streamlined look enhances your work area

    Stable fit
    Durable construction keeps screens steady

    Quality design
    Built for thousands of movements by passing 10,000-cycle test

  • Attribute Value
    GTIN 00698833061581
    Part Number 45-509-216
    Product Weight 18.8 lbs
    Shipping Weight 24.3 lbs
    Description LX Dual Stacking Arm, Tall Pole
    Included Components Two LX arms and extensions, 23" pole, heavy-duty two-piece desk clamp base with dual screws, two pole collars, two caps, grommet mount plate and hardware, monitor mounting hardware
    Compatibility Can be configured to hold a laptop instead of an LCD display; also order the Notebook Tray accessory (50-193-200)
    Construction Aluminum and steel construction offers greater durability
    Stability Enhancements New clamp and grommet mount base ensures greater stability of display and arm
    Maximum Display Height To facilitate stacking of monitors, maximum outside height of display should be no more than 21" (53 cm)
    Maximum Display Width To align monitors side by side, maximum outside width should be no more than 40" (102 cm). Most monitors with screen sizes of 40" or less fit within this specification
    Mounting Standards VESA FDMI MIS-D, 100/75, C (hole pattern: 100 x 100 mm & 75 x 75 mm)
    Desk Clamp Attaches to surface edge up to 2.6" (66 mm) thick
    Grommet Mount Attaches through hole 0.31" to 2" (8–50 mm) wide and up to 3" (76 mm) thick
    Weight Capacity - Two arms: 7–22 lbs (3.2–10 kg) each - Three arms: 7–14.6 lbs (3.2–6.6 kg) each - Four arms: 7–11 lbs (3.2–5 kg) each
    Indoor Air Quality Compliance Certified in compliance with indoor air quality standards defined by ANSI/BIFMA pertaining to emissions of VOC
    Shipping Dimensions 29.9" x 16.1" x 6.5" (76 x 41 x 17 cm)
    Warranty Ten years
  • Description Downloads
    Ergotron 40" LX Dual/Multi LCD Stacking Arm Product Sheet Downloads
    Ergotron 40" LX Dual/Multi LCD Stacking Arm Dimensional Illustrations Downloads
    Ergotron 40" LX Dual/Multi LCD Stacking Arm Installation Manual Downloads
    Ergotron 40" LX Dual/Multi LCD Stacking Arm Configuration Guide Downloads
    Ergotron 40" LX Dual/Multi LCD Stacking Arm Recycling Guide Downloads
Ergotron Up to 40
Ergotron Up to 40" LX Dual/Multi LCD Stacking Arm Tall Pole Desk Mount | 45-509-216
SKU: 45-509-216
🚚 Order before 3PM, get it by tomorrow.
Ergotron Up to 40" LX Dual/Multi LCD Stacking Arm Tall Pole Desk Mount | 45-509-216
SKU: 45-509-216
🚚 Order before 3PM, get it by tomorrow.
Next-Day Delivery

Same-day shipping

Trade Account

Trade account available

Trusted Customers

See Our Latest Reviews

Public Sector Friendly

We Accept Purchase Orders

Trusted Store Status

Top Quality Store

Rating status, Exceptional, based on Google’s shopping experience metrics.
Exceptional

Why it matters

Demonstrates consistently strong fulfilment, service, and post-sale experience across Google signals.

Google
Top Quality Store
Built for confidence, next-day delivery options, UK-based support, trade-ready operations.
Request a quote
TRADE PARTNER PROGRAM

Looking for a Better Price?

Apply for a Screen Moove trade account and unlock exclusive pricing on commercial displays, digital signage, LED displays, mounting solutions and professional AV products.

Exclusive trade pricing Bulk order discounts Dedicated account manager Priority stock support White label delivery to end users Fast UK nationwide delivery
500+ Business Customers
15,000 sq ft UK Warehouse
1,000+ Displays Managed
Next-Business Day Delivery Available
Screen Moove Trade Partner

Register now

Send your details and our team will review your application for trade pricing.
By submitting this form, you confirm that you have read and agree to our Terms & Conditions .

Have more questions ? Talk to our experts...

Schedule a Free Consultation

Speak with our team about your display, digital signage, CMS, mounting or installation requirement. We will help you choose the right commercial AV solution before you spend money on the wrong product.

Display Specification Advice

We help you choose the correct screen size, brightness, orientation, operating hours and product type for the real environment.

Mounting & Installation Guidance

Need wall mounting, ceiling mounting, floorstands, video wall brackets or full installation support? We can advise the practical route.

CMS & Content Support

For menu boards, retail signage, reception screens and internal communication displays, we can guide you on CMS setup and content control.

Trade, Education & Multi-Site Projects

For resellers, schools, councils, contractors and multi-site businesses, we support fast quotations, project pricing and rollout planning.

Android Windows Ubuntu LG webOS

Get in Touch

Share the basic project details and we will recommend the right commercial display, CMS option and support route.

Ready to start your next AV project?

Contact our team of experts today!

Contact Us