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Ergonomic High-Back Mesh Office Chair Specifications

EOCH-M66121Code:Z5QX35V1

Ergonomic High-Back Mesh Office Chair (model EOCH-M66121) is listed under Ergonomic Office Chair. Dimensions: 660 × 680 × 1210 mm. Materials: High-tensile breathable polyester mesh. Load capacity: 11000 N. Product Features: Ergonomic,high-back,swivel,height-adjustable,movable,casters. This page consolidates 6 groups of specifications and GB / EN / ANSI/BIFMA standard references, with metric and imperial units. 1 supplier(s) are listed and you can request a quote online.

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2026-08-11 20:20Popularity: 90
BrandYUXIANGModelEOCH-M66121
Overall dimensions (W × D × H)660 × 680 × 1210 mmFinished Seat Cushion Thickness90 mm
Backrest Padding Thickness70 mmLumbar Support Zone Height240 mm
Clear Width Between Armrests540 mmRecommended user weight capacity150 kg
Net product weight22 kgSeat foam density45 kg/m³
Back mesh abrasion resistance60000 cyclesRecommended user height range upper limit190 cm
Caster rolling durability120000 cyclesSeat static load capacity11000 N
Seat Foam Density / Rebound Reference45 kg/m³ / 65%Back Foam Density Reference38 kg/m³
Upholstery Thickness / Abrasion Reference1.4 mm / 50000 cyclesBackrest upholsteryHigh-tensile breathable polyester mesh
Seat cushion coreHigh-resilience molded polyurethane foamSeat cushion upholsteryWear-resistant woven fabric
HeadrestMesh-wrapped padded frame with adjustable supportArmrestsFixed-height glass fiber reinforced nylon with soft PU top pad
Five-star basePainted die-cast aluminum alloyGas liftClass 3 carbon steel gas spring
Chassis mechanism2.5mm thick steel tilt-lift mechanismCasters50mm diameter black polyurethane casters
Seat Internal Support Board Thickness14 mm bent plywood or equivalent support boardBackrest Internal Frame Thickness14 mm bent plywood/composite reinforced frame
Tilt Mechanism Plate Thickness2.5 mm cold-rolled steelSeat height adjustment100mm vertical travel via pneumatic gas lift, actuated by seat-side lever
Backrest tilt function12-degree maximum recline with single-position tilt lockHeadrest adjustmentHeight-adjustable and angle-tilting to support cervical spine
360-degree swivelFull rotational movement enabled by central swivel jointMobility functionSmooth rolling on hard floors and low-pile carpet via 5 dual-wheel casters
Lumbar supportContoured fixed lumbar support zone integrated into mesh back frameRecline Angle / Lock Reference125° with 3suggested lock positions
Tilt Tension User-weight RangeReference adjustment coverage 120 kgRotation / Mobility Configuration360° swivel with 5-caster multidirectional movement
Shipping carton dimensions820 x 640 x 360 mmGross shipping weight26 kg
Assembly time20 minutesReference Package Count1 set / 2 cartons
Reference Assembly Time40 minutes per setReference Carton Dimensions850× 420× 720 mm
Reference Packaged Gross Weight23 kg/setReference Carton Volume0.26 m³/set
Indicative 20GP Loading135 sets at 85% space utilizationIndicative 40HQ Loading320 sets at 85% space utilization
Open-plan office workstationsSuitable for 8-hour daily desk work with breathable mesh for extended useHome office spacesFits standard desk heights and compact home work areas with smooth rolling casters
Conference room seatingProfessional appearance and swivel function support meeting room interactionExecutive private officesHigh-back headrest support provides long-session comfort for managerial use
Coworking spacesDurable construction and easy movement support flexible shared workspace useRecommended Matching Desk Size2.4 m executive desk
Reference Daily Use Duration8 hours/day; confirm by ergonomic testing——
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PRODUCT MODULE 01 / 06

Physical Dimensions

Automatic mm / inch conversion · Core engineering specifications

Data source: Structured from factory data; final measured values prevail.

Overall dimensions (W × D × H)660 × 680 × 1210 mm
Finished Seat Cushion Thickness90 mm
Backrest Padding Thickness70 mm
Lumbar Support Zone Height240 mm
Clear Width Between Armrests540 mm
PRODUCT MODULE 02 / 06

Weight, Load & Performance

Net weight / load capacity / users / durability

Data source: Product performance data; verify exact test conditions before procurement.

Recommended user weight capacity150 kg
Net product weight22 kg
Seat foam density45 kg/m³
Back mesh abrasion resistance60000 cycles
Recommended user height range upper limit190 cm
Caster rolling durability120000 cycles
Seat static load capacity11000 N
Seat Foam Density / Rebound Reference45 kg/m³ / 65%
Back Foam Density Reference38 kg/m³
Upholstery Thickness / Abrasion Reference1.4 mm / 50000 cycles
PRODUCT MODULE 03 / 06

Materials & Structure

Core acceptance fields · Panels / hardware / frame / upholstery

Data source: Subject to the factory material list and inspection report.

Backrest upholsteryHigh-tensile breathable polyester mesh
Seat cushion coreHigh-resilience molded polyurethane foam
Seat cushion upholsteryWear-resistant woven fabric
HeadrestMesh-wrapped padded frame with adjustable support
ArmrestsFixed-height glass fiber reinforced nylon with soft PU top pad
Five-star basePainted die-cast aluminum alloy
Gas liftClass 3 carbon steel gas spring
Chassis mechanism2.5mm thick steel tilt-lift mechanism
Casters50mm diameter black polyurethane casters
Seat Internal Support Board Thickness14 mm bent plywood or equivalent support board
Backrest Internal Frame Thickness14 mm bent plywood/composite reinforced frame
Tilt Mechanism Plate Thickness2.5 mm cold-rolled steel
PRODUCT MODULE 04 / 06

Functions & Adjustment

Adjustment / rotation / tilt / mobility / storage features

Data source: Functional configuration; the supplier specification prevails.

Seat height adjustment100mm vertical travel via pneumatic gas lift, actuated by seat-side lever
Backrest tilt function12-degree maximum recline with single-position tilt lock
Headrest adjustmentHeight-adjustable and angle-tilting to support cervical spine
360-degree swivelFull rotational movement enabled by central swivel joint
Mobility functionSmooth rolling on hard floors and low-pile carpet via 5 dual-wheel casters
Lumbar supportContoured fixed lumbar support zone integrated into mesh back frame
Recline Angle / Lock Reference125° with 3suggested lock positions
Tilt Tension User-weight RangeReference adjustment coverage 120 kg
Rotation / Mobility Configuration360° swivel with 5-caster multidirectional movement
PRODUCT MODULE 05 / 06

Packaging & Logistics

Verified carton / gross weight / assembly / loading data

Data source: Reference for export quotations and container planning.

Shipping carton dimensions820 x 640 x 360 mm
Gross shipping weight26 kg
Assembly time20 minutes
Reference Package Count1 set / 2 cartons
Reference Assembly Time40 minutes per set
Reference Carton Dimensions850× 420× 720 mm
Reference Packaged Gross Weight23 kg/set
Reference Carton Volume0.26 m³/set
Indicative 20GP Loading135 sets at 85% space utilization
Indicative 40HQ Loading320 sets at 85% space utilization
PRODUCT MODULE 06 / 06

Applications & Usage

Recommended spaces / users / usage modes

Data source: Recommended applications based on product form and category.

Open-plan office workstationsSuitable for 8-hour daily desk work with breathable mesh for extended use
Home office spacesFits standard desk heights and compact home work areas with smooth rolling casters
Conference room seatingProfessional appearance and swivel function support meeting room interaction
Executive private officesHigh-back headrest support provides long-session comfort for managerial use
Coworking spacesDurable construction and easy movement support flexible shared workspace use
Recommended Matching Desk Size2.4 m executive desk
Reference Daily Use Duration8 hours/day; confirm by ergonomic testing
STANDARD S1

EU Market Entry Requirements * EN Standards

EU Market Access Requirements* EN Standards

Applicable office furniture strength standardEN 1335:2018
Applicable office furniture stability standardEN 1335:2009
Applicable caster durability standardEN 12529:2010
STANDARD S2

North America Purchasing & Inspection Reference * ANSI/BIFMA Standards

US and Canada office-furniture standards

Applicable office chair durability standardANSI/BIFMA X2017
Applicable lumbar support requirementANSI/BIFMA X2017Clause 12
STANDARD S3

Standards Applicable to China-Market Projects * GB Standards

Standards applicable to China-market projects

Applicable standard for office chairsGB/T 3326
Applicable safety standard for office chairsGB 28007
Applicable material emission standardGB 18584
Standardized tender description text
This product must meet the following technical requirements:
1. Applicable standard for office chairs: GB/T 3326;
2. Applicable safety standard for office chairs: GB 28007;
3. Applicable material emission standard: GB 18584;
Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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Product Description

Ergonomic High-Back Mesh Office Chair (model EOCH-M66121) is listed under Ergonomic Office Chair. Dimensions: 660 × 680 × 1210 mm. Materials: High-tensile breathable polyester mesh. Load capacity: 11000 N. Product Features: Ergonomic,high-back,swivel,height-adjustable,movable,casters. This page consolidates 6 groups of specifications and GB / EN / ANSI/BIFMA standard references, with metric and imperial units. 1 supplier(s) are listed and you can request a quote online.

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