ERGOTRON 

ERGOTRON 98-734-290 LX PRO ARM EXPAN. KIT, ESW

Mfg Part Number:  98-734-290  
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Price: $218.34
Quantity:
In Stock: 5
Last Updated: Jun 11, 2026
No Sales Tax except these states
, PO and Wire.

Upgrade your LX Pro by adding another monitor arm. Create a multi-monitor solution for two, three or even four monitors. This expansion kit easily attaches directly to the LX Pro pole or its Dual Side-by-Side Collar accessory to accommodate an extra display.

Main Specification
General Information
Manufacturer Ergotron, Inc
Manufacturer Part Number 98-734-290
Manufacturer Website Address http://www.ergotron.com
Brand Name Ergotron
Product Series LX Pro
Product Name LX Pro Monitor Arm Expansion Kit (white)
Product Type Mounting Arm
Product Information
Device Supported Display Screen
Device Supported Monitor
Device Supported Mounting Pole
Device Supported Display
Device Supported Mounting Collar
Minimum Load Capacity 4 lb
Maximum Load Capacity 22 lb
Maximum Screen Size Supported 34"
Features Durable
Features Adjustable
Features Pivot
Features Lift Mechanism
Features Rotation Stop
Features Stackable
Features Cable Management
Height Adjustable Yes
Minimum Tilt Angle 15°
Maximum Tilt Angle 70°
Maximum Rotate Angle 360°
Maximum Pan Angle 360°
Mount Function Adjustable
Mount Function Pivot
Mount Function Extendable
Mount Function Tilt
Mount Function Cable Management
Mount Function Pan
Mount Function Rotate
Mount Function Accessory
Physical Characteristics
Color Family White
Product Color White
VESA Mount Compatible Yes
Mounting Pattern 100 x 100
Mounting Pattern 75 x 75
Product Material Aluminum
Form Factor Pole-mountable
Weight (Approximate) 4.90 lb
Miscellaneous
Package Contents
  • Arm
  • Extension
  • Monitor pivot
  • Pole collar
  • Attachment hardware
Application/Usage Workspace
Compatibility

LX Pro Desk Monitor Arm

  • 45-682-290
  • 45-708-290
  • 45-712-290

LX Pro Desk Monitor Arm, Tall Pole

  • 45-695-290
  • 45-709-290

LX Pro Dual Stacking Arm

  • 45-690-290
  • 45-710-290
Certifications & Standards

BIFMA level® 2 Certified

Environmental Compliance Restriction of Hazardous Substances (RoHS)
Environmental Compliance Registration, Evaluation, Authorization and Restriction of Chemicals (REACH)
Warranty
Limited Warranty 10 Year

Mounting Kits

WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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