top of page
xenium-arrangement-01-9464_2500x1500.jpg

Xenium

Xenium offers a charmingly simple design combined with incredible flexibility, making it a standout choice for any space. Its chairs are expertly crafted to adjust to the user's body shape, promoting healthy posture while seated. With a perfect blend of design, functionality, and high-quality German engineering, Xenium sets the highest standards in comfort and style. Discover the difference with Xenium today!

Xenium

xenium upholstered office chair with headrest, 2D armrests finished in a mid grey fabric

Key features

Wide scope of adjustability

Three backrests, Classic, Mesh & DuoBack

2D & 3D armrest options

Supreme ergonomics

Lumbar support

Extensive range of configurations and options

xenium-office-chairs-22300_2500x1500.png

Designer spotlight

Martin Ballendat

martin-ballendat-designer of xenium

Martin Ballendat has been a successful designer for 25 years now. Since 1995 he has been running his own design studio in Upper Austria. He has also opened his second studio in Germany. He has been working for famous brands from over 10 countries. His projects have been internationally acclaimed – in his career, he has been given more than 100 awards, including 17 Red Dot awards.

xenium office chair with a mesh backrest and synchronous tilt mechanism

Discover the advantages of our cutting-edge backrest designs, which includes a wide tilt angle for dynamic sitting. This distinctive feature provides support for your back muscles, spine, and overall metabolic function. With a broad backrest recline range, our dynamic comfort mechanism guarantees you will experience outstanding comfort during your work hours. Enhance your seating experience and put your wellbeing first with our carefully crafted Xenium chairs.

Improve Your Posture

Xenium

Three backrest designs and four mechanisms to choose from make Xenium an extremely versatile and adaptable chair.

Depending on the mechanism, Xenium is suitable for users upto 160kg

Classic

Mesh

DuoBack

xenium office swivel chair with a upholstered backrest, 3D armrests and polished base
xenium office swivel chair with a upholstered backrest, 3D armrests and polished base
xenium office swivel chair with a mesh backrest, 3D armrests and polished base finished in a bright green fabric
xenium office swivel chair with a mesh backrest, 3D armrests and polished base finished in a bright green fabric
xenium office swivel chair with a duoback backrest, 3D armrests and polished base finished in a grey fabric
xenium office swivel chair with a duoback backrest, 3D armrests and polished base finished in a grey fabric

Xenium Basic

Single colour upholstery and a choice of
two mechanisms is all that is 'basic' about
these two best selling models.


Xenium Basic is suitable for users upto 110kg

Xenium Basic
xenium basic office swivel chair with an upholstered backrest, 3D armrests and black base finished in a blue fabric
xenium basic office swivel chair with an upholstered backrest, 3D armrests and black base finished in a blue fabric
xenium basic office swivel chair with a duoback backrest, 2D armrests and black base finished in a brown fabric
xenium basic office swivel chair with a duoback backrest, 2D armrests and black base finished in a brown fabric

Basic

Basic DuoBack

Gallery

All models

Click an image for a larger view

Optional Features

Sizes / Options

Xenium

Chair Dimensions:

Classic & Mesh:


Seat Height: 420mm - 530mm

Seat Depth: (with slide): 380mm - 500mm

Seat Depth: 500mm

Seat Width: 460mm

Backrest Width: 450mm

Backpad Height: 550mm

Backrest Height: 580mm - 670mm


DuoBack:


Seat Height: 420mm - 530mm

Seat Depth: (with slide): 380mm - 500mm

Seat Depth: 500mm

Seat Width: 460mm

Backrest Width: 480mm

Backpad Height: 470mm

Backrest Height: 540mm - 630mm

Seat height adjustment

Independently height adjustable backrest

Synchronous backrest & seat tilt

Seat depth adjustment

Weight tension adjustment

DNPH-ST Free floating

Synchronous backrest & tilt angle

Lockable in 10 positions

Seat slide

Forward seat tilt +4°

User weight 80-150kg


DNP-ST Free floating

Synchronous backrest & tilt angle

Lockable in 10 positions

Seat slide

Forward seat tilt +4°

User weight 45-110kg


IND-ST Free floating

Synchronous backrest & tilt angle

Lockable in 4 positions

Seat slide

User weight 45-160kg


ESP-ST Free floating

Synchronous backrest & tilt angle

Lockable in 5 positions

Seat slide

User weight 45-110kg


ESPF-ST Free floating

Synchronous backrest & tilt angle

Lockable in 5 positions

Seat slide

Forward seat tilt +4°

User weight 45-110kg

R36: 2D Height adjustable

arm pad rotation ±44°


R46: 2D Height adjustable

width adjustable beneath seat


R37: 3D Height & width adjustable

  • 100mm of height adjustment

  • 90mm of width adjustment

  • 40mm slide of top pads

  • 360° pad rotation


R38: 4D Height & width adjustable

  • 110mm of height adjustment

  • 80mm of width adjustment

  • 40mm slide of top pads

  • 360° pad rotation

SD/LC: Pneumatic lumbar support

for Classic back

BSV8: Adjustable lumbar support

for Mesh back

KST8: Headrest

ESIT2: Coccyx relief zone

VISCO: Memory foam seat

FOAM-I12: +20mm seat foam

VBI: 550mm - 680mm seat height

VBII: 610mm - 740mm seat height

ST55-POL: Polished aluminium base

POL: Polished lower backrest frame

ESHH60:  Soft castors for hard floors


Xenium Basic

Chair Dimensions:

Basic:


Seat Height: 480mm - 580mm

Seat Depth: (with slide): 380mm - 500mm

Seat Depth: 500mm

Seat Width: 460mm

Backrest Width: 450mm

Backpad Height: 550mm

Backrest Height: 580mm - 670mm


Basic DuoBack:


Seat Height: 480mm - 580mm

Seat Depth: (with slide): 380mm - 500mm

Seat Depth: 500mm

Seat Width: 460mm

Backrest Width: 480mm

Backpad Height: 470mm

Backrest Height: 540mm - 630mm

Seat height adjustment

Independently height adjustable backrest

Synchronous backrest & seat tilt

Weight tension adjustment

ESP-ST Free floating

Synchronous backrest & tilt angle

Lockable in 5 positions

Seat slide

User weight 45-110kg


ESPF-ST Free floating

Synchronous backrest & tilt angle

Lockable in 5 positions

Seat slide

Forward seat tilt +4°

User weight 45-110kg

R36: 2D Height adjustable

arm pad rotation ±44°


R46: 2D Height adjustable

width adjustable beneath seat


R37: 3D Height & width adjustable

  • 100mm of height adjustment

  • 90mm of width adjustment

  • 40mm slide of top pads

  • 360° pad rotation


R38: 4D Height & width adjustable

  • 110mm of height adjustment

  • 80mm of width adjustment

  • 40mm slide of top pads

  • 360° pad rotation

SD/LC: Pneumatic lumbar support

for Classic back

BSV8: Adjustable lumbar support

for Mesh back

KST8: Headrest

ESIT2: Coccyx relief zone

VISCO: Memory foam seat

FOAM-I12: +20mm seat foam

VBI: 550mm - 680mm seat height

VBII: 610mm - 740mm seat height

ST55-POL: Polished aluminium base

POL: Polished lower backrest frame

ESHH60:  Soft castors for hard floors


Certifications: (mechanism dependent)

TÜV Safety Certificate - GS mark 160 kg - norm EN 1335-1, EN 1335-2, DIN 4573

TÜV Safety Certificate - GS mark 150 kg - norm EN 1335-1, EN 1335-2, DIN 4573

TÜV Safety Certificate - GS mark 110 kg - norm EN 16139

IBA Quality Certificate - "Quality Office"

TÜV Certificate - "FEMB Level (EU) - Level 3"

TÜV Ergonomic Certificate - "Ergonomics"

RAL gGmbH Certificate - "Blue Angel" - requirements DE-UZ 117




Fabrics & Upholstery Finishes

Price Group 48

Blazer by Camira

100% Virgin wool

Technical Specification


Composition: 100% virgin wool, non metallic dyestuffs

Colour fastness to rubbing: EN ISO 105-X12 (wet: 4 / dry: 4)

Backrest finishes for Xenium Mesh

Finishes for Xenium Classic

Upholstery colours for the 'wave' design of the Classic backrest, seat side drops & the edge profile of the DuoBack backrest pads

xenium side chair with an upholstered back and armrests, chrome cantilever frame finished in a dark green fabric
xenium side chair with an upholstered back and armrests, chrome cantilever frame finished in a dark green fabric

Sled Base Frame
Upholstered Backrest

xenium side chair with an upholstered back and armrests, black cantilever frame finished in a two tone grey fabric
xenium side chair with an upholstered back and armrests, black cantilever frame finished in a two tone grey fabric

Sled Base Frame
Upholstered Backrest with wave design

xenium side chair with a duoback backrest and armrests, black cantilever frame finished in a black fabric
xenium side chair with a duoback backrest and armrests, black cantilever frame finished in a black fabric

Sled Base Frame
Upholstered DuoBack Backrest

Other Xenium Products

Be Inspired

At our company, we have dedicated ourselves establishing a strong reputation in our industry. We take great pride in delivering exceptional customer service, ensuring that no inquiry is too small. Our aim is to provide a seamless and professional experience for every individual we serve.

- Office Ergonomics Limited

15 Edison Road - Aylesbury - Buckinghamshire - HP19 8TE

Copyright: Office Ergonomics Ltd 2026

bottom of page