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|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions (upright position) | 700 x 750 x 1180 mm | |
|---|---|---|
| Seat height adjustable range | 510mm | |
| Seat cushion dimensions | 530 x 510 mm | |
| Seat foam thickness | 100mm | |
| Backrest height (from seat surface to top) | 760 mm | |
| Backrest width at widest point | 550 mm | |
| Armrest height above seat surface | 270mm | |
| Five-star base diameter | 700 mm | |
| Caster diameter | 60 mm | |
| Extended footrest length | 320 mm | |
| Knee clearance under seat (minimum) | 120 mm | |
| Finished Seat Cushion Thickness | 90mm | |
| Backrest Padding Thickness | 70mm | |
| Lumbar Support Zone Height | 240mm | |
| Clear Width Between Armrests | 540mm |
Net weight / load capacity / users / durability
| Net weight range | 28kg | |
|---|---|---|
| Recommended maximum user weight | 150 kg | |
| Gas lift static load rating | 250 kg | |
| Caster rolling durability | 100000 cycles | |
| Recline mechanism cyclic durability | 100000 lock/unlock cycles | |
| Foam density (seat cushion) | 50kg/m³ | |
| Foam density (backrest) | 40kg/m³ | |
| Seam stitch pitch | 10 stitches per inch | |
| Class 3 gas lift static axial load rating | 250 kg | |
| Seat cushion foam density | 50 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and backrest upholstery | Top-grain cowhide leather, 1.4mm thickness | |
|---|---|---|
| Seat cushion core | High-resilience polyurethane foam, 100mm thick | |
| Backrest core | Shaped polyurethane foam, 80mm thick | |
| Rear back shell | ABS plastic with brushed dark wood-grain finish, 3mm panel thickness | |
| Five-star base | Polished die-cast aluminum alloy, 4mm wall thickness | |
| Recline and footrest mechanism | 1.5mm thick cold-rolled steel frame with black powder coat | |
| Armrest pads | Padded leather-wrapped polyurethane foam, 30mm thick | |
| Armrest support frame | Powder-coated steel linkage | |
| Gas lift cylinder | Chrome-plated steel, Class 3, 50mm outer diameter | |
| Casters | Polyurethane tread, nylon hub, twin-wheel design | |
| Control knob (rear shell) | ABS plastic, tension adjustment dial | |
| Armrest support linkage | Powder-coated steel articulated frame |
Adjustment / rotation / tilt / mobility / storage features
| Seat height adjustment | Pneumatic height adjustment via Class 3 gas lift, 80mm adjustment stroke, operated by side lever | |
|---|---|---|
| Backrest recline function | Synchronized recline with 90° (upright working position) to 160° (full recline rest position) tilt range, infinite position lock | |
| Recline tension adjustment | Rotary tension dial on rear back shell, adjusts resistance to match user weight from 50kg to 150kg | |
| Retractable leg rest | Scissor-hinge pull-out footrest, extends 320mm from front of seat, padded leather surface, locks in extended or retracted position | |
| 360-degree swivel rotation | Full 360° horizontal rotation enabled by central swivel mechanism between gas lift and seat | |
| Synchronized armrest movement | Linked armrests that tilt in parallel with backrest recline, maintaining consistent arm support angle during recline | |
| Smooth rolling mobility | Twin-wheel PU casters suitable for hard wood, tile and low-pile carpet floors, 360° caster swivel | |
| Lumbar support | Contoured padded backrest with built-in lumbar curve, positioned 200mm above seat surface to support lower back | |
| Reclined overall depth (max recline + footrest extended) | 1450 mm | |
| Built-in lumbar support | Contoured padded backrest with molded lumbar curve positioned 200mm above seat surface, providing static lower back support without separate adjustment | |
| Full recline overall dimensions | 700(W) x 1450(D) x 880(H) mm | |
| Recline Angle / Lock Reference | 125° with 3 suggested lock positions |
Verified carton / gross weight / assembly / loading data
| Number of shipping packages | 1 carton | |
|---|---|---|
| Reference shipping carton dimensions | 850 x 680 x 580 mm | |
| Reference gross shipping weight | 33kg | |
| Reference shipping volume (CBM) | 0.335 CBM | |
| Estimated assembly time | 25minutes | |
| 20ft GP container loading quantity | 85 units | |
| 40ft HQ container loading quantity | 205 units | |
| Reference shipping volume | 0.335 CBM | |
| Estimated on-site assembly time | 25 minutes | |
| Reference Package Count | 1 set / 2 cartons |
Recommended spaces / users / usage modes
| Executive private offices | Suitable for manager and director private offices, premium leather finish and recline function support long working hours and short rest breaks | |
|---|---|---|
| High-end boardrooms | Usable as premium boardroom seating, providing ergonomic padded support during 2+ hour long meetings, with a professional appearance aligned with boardroom decor standards | |
| Home office premium workspaces | Suitable for high-end home offices, recline and footrest enable napping during work breaks | |
| VIP reception and meeting rooms | Appropriate for executive visitor seating, premium finish conveys professional and welcoming impression | |
| Users requiring extended sitting support | Recommended for users who spend 6+ hours daily seated, high-density foam and ergonomic contour reduce sitting fatigue | |
| Hard floor office environments | PU casters are suitable for wood, tile and marble floors without causing scratching or damage | |
| VIP reception rooms | Appropriate for executive visitor seating in VIP reception areas, polished wood-grain back and leather upholstery convey a professional, welcoming impression for high-stakes meetings | |
| Extended sit-time users | Recommended for users who spend 6+ hours daily seated, 50kg/m³ high-density foam and contoured lumbar support reduce static sitting fatigue during long work sessions |
European market access and chemical requirements
| EN 1335-1:2020 | Office furniture - Office work chair - Part 1: Dimensions - Safety requirements | |
|---|---|---|
| EN 1335-2:2018 | Office furniture - Office work chair - Part 2: Safety requirements | |
| EN 1335-3:2020 | Office furniture - Office work chair - Part 3: Test methods |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Office Chairs - Tests and Safety Requirements | |
|---|---|---|
| Five-star base static load rating | 1136 kg |
Standards applicable to China-market projects
| GB/T 3326-2016 | General technical requirement for furniture: desks, chairs and stools | |
|---|---|---|
| GB 18584-2001 | Indoor decorating and refurbishing materials - Limit of harmful substances of wood based furniture | |
| GB/T 39600-2021 | General technical requirements for office furniture |
This product must meet the following technical requirements: 1. GB/T 3326-2016: General technical requirement for furniture: desks, chairs and stools; 2. GB 18584-2001: Indoor decorating and refurbishing materials - Limit of harmful substances of wood based furniture; 3. GB/T 39600-2021: General technical requirements for office furniture; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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