The Professional's Source Since 1973
  • Help
Ask Our Experts800.606.6969
Hello, Log InAccount & Orders

Join Bild Expo 2025 - Presented by B&H

Ergotron HX Wall Mount Monitor Arm (White)

BH #ER45478216 • MFR #45-478-216
Print
Ergotron HX Wall Mount Monitor Arm (White)
Key Features
  • Supports Displays up to 49", 20 to 42 lb
  • Provides up to 11.5" Lift
  • Provides -5 to 70° Tilt Adjustment
  • Provides up to 360° Pan Adjustment
Mount your compatible monitor to the wall with the white Ergotron HX Wall Mount Monitor Arm. It supports displays up to 49" weighing between 20 and 42 lb and allows you to tilt the display from -5 to 70°, pan 360°, and rotate your screen up to 180° to adjust the screen to suit both the content being viewed and the environment. The HX Wall Mount Monitor Arm also comes equipped with Constant Force technology to ensure every adjustment made to the monitor arm is effortless.
More Details
Special Order
Expected availability: 7-14 Business Days
Free Standard Shipping
Ask an Expert
800.606.6969

Ergotron 45-478-216 Overview

Mount your compatible monitor to the wall with the white Ergotron HX Wall Mount Monitor Arm. It supports displays up to 49" weighing between 20 and 42 lb and allows you to tilt the display from -5 to 70°, pan 360°, and rotate your screen up to 180° to adjust the screen to suit both the content being viewed and the environment. The HX Wall Mount Monitor Arm also comes equipped with Constant Force technology to ensure every adjustment made to the monitor arm is effortless.

Comfortable Fit
Offers ergonomic monitor positioning using Constant Force Technology.
Rotation Stop
Avoid hitting cubicle walls with a rotation stop on the base.
Saves Space
Place your monitor where you like for the best view and open up valuable work area.
Sleek Build
Cables stay hidden under the arm and through the extension.
Sustainable, Quality Design
BIFMA level 2 certified for a low environmental and social impact. The mount is also built for thousands of movements by passing 10,000-cycle test.
Additional Features
  • ETL Environmental VOC+ certified
  • OSHPD preapproved with wall track installation
  • Arm folds back over the base into a compact retracted position for tucking under your system's furniture storage shelves or cabinets in space-constrained areas
  • Portrait/landscape rotation with lockout
  • Streamlined cable management routes cables under the arm and within the extension
  • Monitor can be rotated 360° at the connection point of the arm and extension; rotation is restricted to 180° at the connection point of the extension and base
  • Attaches directly to sturdy vertical surfaces, wood studs, or (with an optional bracket) wall tracks
  • Works with the ultra-wide, curved Samsung 49" Odyssey G9 monitor with the optional Heavy-Duty Tilt Pivot
UPC: 698833054521

Ergotron 45-478-216 Specs

Compatible Models
Displays Up to 49"
VESA Mounting-Hole Pattern
75 x 75 mm
100 x 100 mm
200 x 100 mm
200 x 200 mm
Load Capacity
42 lb / 19.1 kg
Mounting Compatibility
Single Stud
Adjustments
Swivel: -90 to 90°
Rotation: 360° (-180 to 180°)
Tilt: -5 to 70°
Height: 11.5" / 29.2 cm
Orientation
Landscape, Portrait
Distance from Mounting Surface
7.2 to 24.8" / 18.2 to 63.00 cm
Dimensions
6.2 x 1.8" / 15.7 x 4.6 cm (Wall Plate)
Weight
11.7 lb / 5.3 kg
Packaging Info
Package Weight
13.4 lb
Box Dimensions (LxWxH)
19.18 x 9.25 x 7"

Ergotron 45-478-216 Reviews

See any errors on this page?

What's the closest/minimum distance between the ...

What's the closest/minimum distance between the plate and the wall when fully backed to wall?
Asked by: Harry
Per the Spec Sheet: General Construction Material Aluminum Certifications None Distance from Mounting Surface 11.5" / 29.21 cm
Answered by: james
Date published: 2021-04-07

Will this work with the LG 49WL95C-W 49" 32:9 ...

Will this work with the LG 49WL95C-W 49" 32:9 Curved UltraWide HDR IPS Monitor? If not,what do you recommend!
Asked by: Wil
Yes it should work since the weight and VESA pattern are compatible.
Answered by: Bennie
Date published: 2020-06-09

Sorry, is this item compatible with LG UltraGear ...

Sorry, is this item compatible with LG UltraGear 38GL950G-B 38" Curved 21:9 144Hz G-SYNC IPS Gaming Monitor?
Asked by: Sargis
The Ergotron HX Wall Mount Monitor Arm (White) BH #ER45478216 offers 75 x 75 to 200 x 200mm VESA Support and Supports Displays up to 49", 20 to 42 lbs. The LG 38GL950G-B features a VESA Mounting-Hole Pattern of 100 x 100 mm. and weighs in at 16.8 lbs. So they would be compatible.
Answered by: Mark S
Date published: 2023-02-09
  • y_2025, m_4, d_18, h_6CST
  • bvseo_bulk, prod_bvqa, vn_bulk_3.0.42
  • cp_1, bvpage1
  • co_hasquestionsanswers, tq_3
  • loc_en_US, sid_1390220, prod, sort_[SortEntry(order=HAS_STAFF_ANSWERS, direction=DESCENDING)]
  • clientName_bhphotovideo
Whatever You Need, We've Got It