Ref.: 945516 10

SITNESS 15 operator swivel chair – Topstar with Body Balance Tec®, back rest with mesh covering

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SITNESS 15 operator swivel chair – Topstar

black

Orthositz®
The saddle shaped form automatically holds the user in an upright and proper sitting posture, which prevents fatigue and promotes healthy sitting.
Orthositz®. The saddle shaped form automatically holds the user in an upright and proper sitting posture, which prevents fatigue and promotes healthy sitting.
Permanent contact mechanism
The back rest constantly follows the movement of the upper body, the seat does not move. The counter pressure is fixed.
Permanent contact mechanism. The back rest constantly follows the movement of the upper body, the seat does not move. The counter pressure is fixed.
Seat colour
€ 339.00
Price / item (Excl. VAT)
Delivery time: 9-11 Working Days
Product description
  • Actively breathing back rest
  • Orthositz® and Body Balance Tec®
  • With arm rests as standard
  • Three-dimensionally movable seat
  • Easy-care fabric cover made of 100 % polypropylene
  • Star base made of chrome-plated steel with chrome-plated gas spring
The Topstar SITNESS 15 office chair combines a contoured mesh backrest with the Orthositz® and the patented Body Balance Tec® seat joint. This makes the seat three-dimensionally movable and allows freedom of movement in different directions while sitting.

The backrest is equipped with a breathable mesh cover made of 100 % polyester. The mesh cover is colour-coordinated with the seat cover. The easy-care fabric cover of the seat is made of 100 % polypropylene. As standard, the office chair is equipped with height-adjustable armrests.

The star base is made of chrome-plated steel and is complemented by a gas spring that is also chrome-plated. As standard, the SITNESS 15 features castors for soft floors.

The combination of Orthositz®, Body Balance Tec®, a three-dimensionally movable seat and a contoured mesh backrest provides various functions for movement and individual adjustment in the workplace. Height-adjustable armrests, the chrome-plated steel star base and castors for soft floors complement the functional features of the office swivel chair.
Body Balance Tec®
The patented seat joint for freedom of movement in every direction.
Your advantage
With Orthositz® orthopaedic seat and integrated Body Balance Tec® pivoting seat joint for three dimensional dynamic sitting and a contoured back rest with mesh covering.
With height adjustable arm rests as standard.
Supplied flat pack – easy self-assembly.
Technical data
Modelmesh back rest
Frame colourchrome plated
Frame materialsteel, chrome plated
Seat mechanismpermanent contact mechanism
Frame designwith castors
Seat height430 – 540 mm
Type of arm restswith arm rests
Back rest height580 mm
Seat depth440 mm
Seat width480 mm
Shape of seat shellorthopaedic seat
Conforms toEN 1335 parts 1 – 3 GS tested DIN EN 1021 parts 1 – 2
Seat materialpolypropylene polyester
Design of castorscastors for soft floors
Max. load110 kg
Period of use/dayup to 6 hours
Product typeoffice swivel chairs
Suppliedflat pack
Weight18.3 kg
Seat colourblack
Pictorial instructions
Manufacturer / EU responsible Person (GPSR)
Sustainability
Sustainable product

This product actively contributes to protecting our environment and taking social responsibility. It meets our strict sustainability criteria and thus supports an economically, ecologically and socially viable future. The score asks the crucial question for every product: does this product contribute to creating sustainable and fair conditions for today and future generations? Below are the categories in which this product performs particularly well.

You can find out more about product evaluation and our sustainability initiative on our information page .

Product CO₂ footprint

LCA functional unit
1
Recycled content in %?
0
CO2 footprint year of calculation
2026
LCA validity (in years)
1
CO2 footprint calculation method product
Calculated by our partner GlobalChanger (GreenZero) in accordance with ISO 14044 (LCA) / 14067 (PCF) (GWP100 [IPCC version]) principles.<br/>PCF values are product specific averages that have not been verified by third parties and may evolve as the data basis improves.
CO2 footprint system boundaries
Cradle-to-gate

PCF Lifecycle Breakdown

104.39kg CO₂e
LCA Raw Material Extraction & Processing
54.7%
LCA packaging production
2.2%
LCA Product Manufacturing
35.5%
LCA Inbound and Outbound Transportation
7.7%
Scoring System
3.4/5.9Overall score
CriteriaWeightingScore
Icon Climate protectionClimate protection30%2.5
Icon Circulatory economyCirculatory economy30%3.4
Icon BiodiversityBiodiversity25%2.2
Icon Economic efficiencyEconomic efficiency10%4.0
Icon InnovationInnovation5%3.9
More about our sustainability approach.
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