High-Back Mesh Ergonomic Office Chair with Headrest and Adjustable Arms (model ERC-MH-650-BLK) is listed under Mesh Office Chair. Dimensions: 670 × 650 × 1290 mm. Materials: Black flexible mesh over a framed curved back, visibly tensioned and air-permeable; mesh grade requires supplier BOM confirmation. Load capacity: 150 kg. Product Features: black,high-back,ergonomic,chair,mesh,back,headrest,adjustable,armrests,swivel,caster,base. 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.
| Brand | FENGGUAN | Model | ERC-MH-650-BLK |
| Overall dimensions (W × D × H) | 670 × 650 × 1290 mm | Overall chair footprint | 670 x 650 x 1290 mm |
| Finished Seat Cushion Thickness | 90 mm | Backrest Padding Thickness | 70 mm |
| Lumbar Support Zone Height | 240 mm | Clear Width Between Armrests | 540 mm |
| Net weight | 18.5 kg | Rated user load | 150 kg |
| Recommended user height | 1550 to 1950 mm | Back tilt travel | 18 degrees |
| Seat-height travel | 100 mm | Caster rolling durability | 100000 cycles |
| Gas-lift cyclic durability | 100000 cycles | Base static load | 1136 kg |
| Seat-front impact durability | 100000 cycles | Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
| Backrest support surface | Black flexible mesh over a framed curved back, visibly tensioned and air-permeable; mesh grade requires supplier BOM confirmation | Seat cushion | 80 mm molded polyurethane foam with black woven fabric facing; foam density and abrasion rating require supplier test data |
| Internal seat shell | 40% glass-fiber-reinforced polypropylene or equivalent molded support shell, 4 mm nominal wall; image inference pending BOM confirmation | Headrest | Black padded mesh/fabric cushion on a curved polymer support with a vertical adjustment stem |
| Armrests | Height-adjustable polymer T-arm assembly with black vertical support and 250 mm contact pad | Five-star base | Injected nylon five-star base with black painted appearance and twin-wheel swivel casters |
| Seat height control | Pneumatic right-hand lever raises or lowers the seat through a 100 mm stroke while the user is seated | Back recline control | Synchro-tilt mechanism allows 18-degree controlled recline with positive multi-position lock and tension adjustment |
| Headrest positioning | Curved headrest supports the neck and is intended for height and angle adjustment on its central stem | Armrest adjustment | T-arm pads provide height adjustment and rotate within a 15-degree arc for task or reclined forearm support |
| Reference Package Count | 1 set / 2 cartons | Reference Assembly Time | 40 minutes per set |
| Reference Carton Dimensions | 850× 420× 720 mm | Reference Packaged Gross Weight | 23 kg/set |
| Reference Carton Volume | 0.26 m³/set | Indicative 20GP Loading | 135 sets at 85% space utilization |
| Primary workplace use | Open offices, private offices and home workplaces where all-day seated task work requires neck, lumbar and arm support | Procurement configuration | Suitable for single or multi-user desk projects when ordered in the visible black finish and verified with adjustable arms, casters and synchro-tilt mechanism |
| Time | Field | Original Value | Corrected Value | Note / Status |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
Data source: Structured from factory data; final measured values prevail.
| Overall dimensions (W × D × H) | 670 × 650 × 1290 mm | |
|---|---|---|
| Overall chair footprint | 670 x 650 x 1290 mm | |
| Finished Seat Cushion Thickness | 90 mm | |
| Backrest Padding Thickness | 70 mm | |
| Lumbar Support Zone Height | 240 mm | |
| Clear Width Between Armrests | 540 mm |
Net weight / load capacity / users / durability
Data source: Product performance data; verify exact test conditions before procurement.
| Net weight | 18.5 kg | |
|---|---|---|
| Rated user load | 150 kg | |
| Recommended user height | 1550 to 1950 mm | |
| Back tilt travel | 18 degrees | |
| Seat-height travel | 100 mm | |
| Caster rolling durability | 100000 cycles | |
| Gas-lift cyclic durability | 100000 cycles | |
| Base static load | 1136 kg | |
| Seat-front impact durability | 100000 cycles | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
Data source: Subject to the factory material list and inspection report.
| Backrest support surface | Black flexible mesh over a framed curved back, visibly tensioned and air-permeable; mesh grade requires supplier BOM confirmation | |
|---|---|---|
| Seat cushion | 80 mm molded polyurethane foam with black woven fabric facing; foam density and abrasion rating require supplier test data | |
| Internal seat shell | 40% glass-fiber-reinforced polypropylene or equivalent molded support shell, 4 mm nominal wall; image inference pending BOM confirmation | |
| Headrest | Black padded mesh/fabric cushion on a curved polymer support with a vertical adjustment stem | |
| Armrests | Height-adjustable polymer T-arm assembly with black vertical support and 250 mm contact pad | |
| Five-star base | Injected nylon five-star base with black painted appearance and twin-wheel swivel casters |
Adjustment / rotation / tilt / mobility / storage features
Data source: Functional configuration; the supplier specification prevails.
| Seat height control | Pneumatic right-hand lever raises or lowers the seat through a 100 mm stroke while the user is seated | |
|---|---|---|
| Back recline control | Synchro-tilt mechanism allows 18-degree controlled recline with positive multi-position lock and tension adjustment | |
| Headrest positioning | Curved headrest supports the neck and is intended for height and angle adjustment on its central stem | |
| Armrest adjustment | T-arm pads provide height adjustment and rotate within a 15-degree arc for task or reclined forearm support |
Verified carton / gross weight / assembly / loading data
Data source: Reference for export quotations and container planning.
| Reference Package Count | 1 set / 2 cartons | |
|---|---|---|
| Reference Assembly Time | 40 minutes per set | |
| Reference Carton Dimensions | 850× 420× 720 mm | |
| Reference Packaged Gross Weight | 23 kg/set | |
| Reference Carton Volume | 0.26 m³/set | |
| Indicative 20GP Loading | 135 sets at 85% space utilization |
Recommended spaces / users / usage modes
Data source: Recommended applications based on product form and category.
| Primary workplace use | Open offices, private offices and home workplaces where all-day seated task work requires neck, lumbar and arm support | |
|---|---|---|
| Procurement configuration | Suitable for single or multi-user desk projects when ordered in the visible black finish and verified with adjustable arms, casters and synchro-tilt mechanism |
EU Market Access Requirements* EN Standards
| EN 1335-1:2000 applicability | Use for office-chair dimensional safety and structural coordination checks | |
|---|---|---|
| EN 1335-2:2009 applicability | Use for safety, stability and static/dynamic strength requirements | |
| EN 1335-3:2009 applicability | Use for chair test methods rather than treating it as an achieved certification |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 applicability | Use for back, seat, base, arm and caster durability acceptance testing on commercial office chairs |
|---|
Standards applicable to China-market projects
| GB/T 10357 furniture testing applicability | Apply relevant furniture strength, durability and stability test methods during factory acceptance |
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This product must meet the following technical requirements: 1. GB/T 10357 furniture testing applicability: Apply relevant furniture strength, durability and stability test methods during factory acceptance; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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