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Round PU Leather Anti-Static Lab Stool | JH-LS004

The JH-LS004 from Jiahong Laboratory is a tall-range, height-adjustable anti-static lab stool designed for elevated benches and ESD-sensitive work areas that require an easy-to-clean seating surface. Its round conductive PU leather seat measures 320 mm in diameter and 60 mm thick, wipes clean quickly, and maintains surface and system resistance of 10³–10⁹ Ω to protect precision instruments and static-sensitive electronics.

An export-grade gas lift covers roughly 600–800 mm of height, and a one-piece die-cast aluminum alloy five-star base keeps the stool stable and easy to move. It’s a practical, hard-wearing seat built for daily use in labs and electronics workspaces.

Key Features

  • Tall, adjustable height range — an export-grade gas lift covers roughly 600–800 mm, sized for elevated benches and higher workstations.
  • Round conductive PU leather seat, 320 mm diameter, 60 mm thick — a smooth, easy-clean surface with a thick cushion for comfortable support during long seated work.
  • ESD surface and system resistance, 10³–10⁹ Ω — meets standard anti-static requirements (conductive casters or foot cups required).
  • One-piece die-cast aluminum alloy five-star base, 240 mm radius (480 mm diameter) — a light, seamless, rigid footing with no weak joints for stability at height.
  • Steel chassis with electroplated or powder-coated finish — a corrosion-resistant support structure for daily use.
  • Export-grade pneumatic gas lift — reliable, single-lever height adjustment through frequent daily cycles.
  • PA casters with metal conductive chain — smooth movement plus reliable static discharge; fixed foot cups optional.

Why Choose This Stool

For procurement teams, the JH-LS004 pairs anti-static performance with an easy-clean leather seat and low upkeep in one hardworking stool:

  • Built for taller benches. The 600–800 mm range suits elevated workbenches and higher workstations where a standard stool leaves staff perched or straining.
  • Easy to keep clean. The smooth conductive PU leather surface wipes down quickly and resists everyday soiling, which suits labs and workspaces with routine hygiene requirements.
  • Genuine anti-static performance. Surface and system resistance held at 10³–10⁹ Ω helps protect static-sensitive components (conductive casters or foot cups required).
  • Stable and easy to move. The one-piece die-cast aluminum alloy base stays rigid and balanced at height while keeping the stool light enough to reposition.
  • Factory-direct value. Manufactured in-house at Jiahong Laboratory, with consistent unit-to-unit quality, volume pricing, and OEM/ODM support.

Applications

The JH-LS004 suits static-sensitive settings where an easy-clean leather seat and adjustable height both matter:

  • Electronics factories and assembly lines
  • Research laboratories and testing centers
  • Cleanrooms and controlled environments
  • Quality-control and inspection stations
  • Educational and teaching labs

Technical Specifications

SpecificationDetail
ModelJH-LS004
Seat MaterialConductive PU leather
Seat ShapeRound
Seat Size320 mm diameter
Seat Thickness60 mm
Surface Resistance10³–10⁹ Ω
System Resistance10³–10⁹ Ω (conductive casters or foot cups required)
ChassisSteel with electroplated or powder-coated finish
Gas LiftExport-grade pneumatic gas lift
Height Range — Foot Cups~600–800 mm
Height Range — Casters~600–800 mm
Five-Star BaseOne-piece die-cast aluminum alloy, 240 mm radius (480 mm diameter)
CastersPA casters with metal conductive chain; fixed foot cups optional
Testing of Anti Static Performance
Testing of Anti-Static Performance

Related Models

ModelBest ForKey Difference
JH-LS004Tall benches, easy-clean ESD seatingRound conductive PU leather seat on an aluminum alloy base
JH-LS001Standard-height ESD seatingPU foam seat at regular bench height
JH-LS006Elevated benches4-hole round PU foam seat on an electroplated steel base
JH-LS008Elevated benchesContoured handle-shaped PU foam seat on an aluminum alloy base
JH-LS021Longer seated work at standard heightPU foam seat with a short backrest for lower-back support

Choose the JH-LS004 for a tall stool with an easy-clean PU leather seat. Pick a PU foam model for a cushioned foam surface, or a short-back model when added back support matters more. Ask our team if you’d like help comparing configurations.

wheel of laboratory chair
wheel of the laboratory chair

Request a Quote for the JH-LS004

Equip your lab or electronics workspace with tall, easy-clean anti-static seating configured to your workflow. Send us the details below, and our team will recommend the right setup and prepare a tailored quotation:

  • Quantity needed
  • Bench height (or the height range you need)
  • Caster or foot-cup preference
  • Application environment (electronics, lab, cleanroom, teaching, etc.)
  • Destination country or port

We offer factory-direct pricing, volume discounts for distributors and lab builders, OEM/ODM projects, and reliable worldwide exports.

Test Report of Lab Chair
Test Report of Lab Chair

Frequently Asked Questions

Does the JH-LS004 meet anti-static (ESD) requirements?

Yes. The stool provides surface and system resistance of 10³–10⁹ Ω, meeting standard anti-static requirements and supporting gradual, controlled static dissipation. The conductive property is built into the PU leather seat rather than applied as a temporary coating. To keep the full system within range, use conductive casters or foot cups; the casters include a metal conductive chain for reliable discharge.

What is the height range, and what benches does it suit?

The export-grade gas lift covers roughly 600–800 mm and is adjustable with a single lever. That reach suits elevated workbenches and higher workstations, where a standard-height stool would leave staff perched or straining. Tell our team your bench height when you request a quote, and we’ll confirm the right fit for your setup.

What is the seat made from, and why does it matter?

The seat is a round conductive PU leather cushion, 320 mm in diameter and 60 mm thick. The smooth leather surface wipes clean quickly and resists everyday soiling, which suits labs and workspaces with routine hygiene requirements. The thick cushion adds comfortable support for longer seated sessions, while the conductive material keeps the seat within the ESD range.

Why does the JH-LS004 use a die-cast aluminum alloy base?

The five-star base is die-cast from aluminum alloy in a one-piece forming process, so it’s seamless with no weak joints. That construction keeps the base rigid and strong while staying lighter than solid steel, which helps at taller heights. At 240 mm radius (480 mm diameter), the base gives the stool a stable, balanced stance and stays easy to reposition around the workspace.

What caster and foot-cup options are available?

The stool can be fitted with high-strength, wear-resistant PA casters that include a metal conductive chain for smooth movement and reliable static discharge. If you prefer a stationary setup, fixed foot cups are available instead. A range of caster types is also available to match your floor. Note that conductive casters or foot cups are needed to maintain the full ESD system.

How does the JH-LS004 differ from the JH-LS006 and JH-LS008?

All three are tall ESD stools for elevated benches, so they share a similar height range and use case. The difference is the seat and base. The JH-LS004 uses a round conductive PU leather seat on an aluminum alloy base for an easy-clean surface. The JH-LS006 uses a 4-hole round PU foam seat on an electroplated steel base, and the JH-LS008 uses a contoured handle-shaped PU foam seat on an aluminum alloy base. Choose the JH-LS004 for a wipe-clean leather seat, and a foam model when you prefer a cushioned foam surface.

Does the JH-LS004 have a backrest?

No. The JH-LS004 is a backless stool that keeps it slim, lightweight, and easy to move around the workspace. If you need back support for longer seated work, the JH-LS021 pairs a PU foam ESD seat with a short backrest. Choose the JH-LS004 for tall, easy-clean seating, and the JH-LS021 when back support is a priority.

Do you offer OEM/ODM and export support?

Yes. Jiahong Laboratory manufactures the JH-LS004 in-house, so we can adjust the base, height range, caster, or foot-cup setup, and other specifications to match your project. We offer factory-direct pricing, volume discounts for distributors and lab builders, and reliable export for buyers worldwide.

Chair Type

Stool

Material

PU

Feature

With Footrest

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