As the title suggests, this is a heavy duty use chair designed for and at home in any 24 hour use environment.  Emergency service control rooms or vehicles, offshore and on shore energy supply control rooms.  Data centers, airports and monitoring stations.
Everything about this chair is big and tough, built to withstand heavy use and frequent traffic.

Operator 24/7

Headrest finished in black leather.

90mm of height adjustment.


15° of angle adjustment 

Depth adjustable front seat section adds +50mm to the depth of the seat

500 NM / 368ft/lb heavy duty use Gas Lift

Camira 24/7 fabric in black.

400,000 rubs Martindale.

(An average upholstery fabric is approximately 50,000-100,000 rubs Martindale)

Mechanical back rake adjustment.  Combined with the synchronous mechanism, Operator 24/7 can recline up to 50° 

Pneumatically adjustable lumbar support

Angle/height adjustable armrests can be fully raised by 90° when not in use.  Finished in black leather and tested to withstand 75kgs of weight  

Synchronous mechanism with weight tension adjustment

Other Key Features:

  • 60mm heavy density seat foam, 60-70kgs/m³

  • Steel reinforced seat subframe

  • Total chair weight of 35kgs

  • Ø735mm 5-star base in polished aluminium

  • Technical standards, certificates:
    - GS mark TÜV
    - EN 1335 1-3
    - 24-hour test

Operator 24/7 measurements

Seat Height:

Seat - Lumbar:

440mm - 540mm


Seat Width:

Elbow - Elbow:



Seat Depth:

Seat - Nape of Neck

490mm - 540mm


Back Height:


Operator 24/7 key adjustments

Height adjustable and fully retractable padded arm rests

Back rake / angle adjustable

back rest

Synchronous mechanism with weight tension adjustment.  Can be used in conjunction with the independent back rake adjustment for maximum recline

Depth adjustable front seat section.  Greater support for the longer upper leg

Operator 24/7 options:

Heavy duty, integrated jacket hanger in a chrome finish

Soft wheeled castors for hard floor surfaces

Operator 24/7 finishes:

Due to the nature of Operator 24/7, we only offer it upholstered in black fabric or black leather 


Fabric composition:  50% Polyamide. 33% Wool. 10% Flame Retardant Viscose. 7% Viscose.


Abrasion Resistance: 400,000 Rubs Martindale

Nappa Leather

Fabric composition:  100% Semi-Aniline Leather.  Natural Corrected Grain 
Composition:  1.0 - 1.1mm

Office Ergonomics Limited
4 Ministry Wharf
HP14 4HW
Tel: 01494 565995

© 2020 by Office Ergonomics Limited

TUEV_GS (2).jpg
logo_quality_office (2).jpg