Work comfortably in any position with the ergoCentric 3-in-1 Sit-Stand Chair—the versatile ergonomic stool trusted by healthcare, lab, and industrial professionals for over 30 years. Recommended by Ask Ergo Works, the leading ergonomics company specializing in workspace health, this innovative chair seamlessly transitions between sitting, perching, and standing positions, providing all-day support for dynamic work environments.

Why You'll Love It

• Three seating modes in one chair—easily switch between sitting, perching, and standing for ultimate flexibility at height-adjustable workstations
• Reduces fatigue and discomfort by allowing position changes throughout the day, improving circulation and reducing static muscle loading
• Patent-pending Frixion™ No-Slip Strip prevents sliding and keeps you engaged with lumbar support in any position
• Extended height range (19.25" to 35.5") with 13.25" of pneumatic travel accommodates sitting, perching, and standing work
• Heavy-duty construction with 280 lb capacity, lifetime warranty on structure, and 10-year warranty on mechanisms

Ergonomic Benefits Backed by 30+ Years of Expertise

Ask Ergo Works has been helping professionals in labs, healthcare, and industrial settings create healthier workspaces since the 1990s. The ergoCentric 3-in-1 addresses a critical challenge for workers at height-adjustable stations: the need to alternate between sitting, perching, and standing throughout the day. This position variation reduces fatigue, improves circulation, and prevents the musculoskeletal disorders associated with static postures.

Key ergonomic advantages:

• Encourages dynamic posture changes to reduce fatigue and improve circulation
• Perching position (semi-standing) reduces lower back pressure while providing leg support
• Standing support reduces leg fatigue compared to unsupported standing
• Contoured dual-density foam seat provides pressure relief during sitting
• Adjustable backrest (4" height range) supports lumbar curve in multiple positions
• Integrated footring reduces leg strain and improves stability when perching or standing
• Prevents static muscle loading that leads to pain, stiffness, and injury

Three Seating Modes for All-Day Versatility

1. Sitting Mode (19.25" to 24" seat height):
Traditional seated position for detailed work, documentation, or computer tasks. The contoured seat and adjustable backrest provide full ergonomic support for extended sitting sessions.

2. Perching Mode (24" to 30" seat height):
Semi-standing position that reduces lower back pressure while providing leg support. Ideal for tasks that require frequent standing and sitting transitions. The Frixion™ No-Slip Strip keeps you securely positioned.

3. Standing Support Mode (30" to 35.5" seat height):
Provides leg and back support while standing at elevated workstations. Reduces leg fatigue and allows brief sitting breaks without leaving your work area. The integrated footring offers additional leg support and stability.

Patent-Pending Frixion™ No-Slip Technology

The ergoCentric 3-in-1 features an exclusive Frixion™ No-Slip Strip built into the seat surface—a game-changing innovation for sit-stand seating:

• Prevents sliding forward when perching or in elevated positions
• Keeps you engaged with the backrest for continuous lumbar support
• Eliminates the need to constantly readjust your position
• Works seamlessly across all three seating modes
• Patent-pending technology exclusive to ergoCentric

This innovative feature ensures you maintain proper posture and support regardless of seat height or working position.

Product Specifications

Dimensions:

• Overall width: 22 inches
• Overall depth: 22 inches
• Overall height range: 19.25" to 35.5"
• Seat dimensions: 17.5" W × 15.5" D
• Backrest dimensions: 14" W × 10" H
• Backrest height adjustment: 4 inches
  
• Weight capacity: 280 lbs

Seat & Backrest:

• Contoured dual-density foam seat for pressure relief and comfort
• Frixion™ No-Slip Strip integrated into seat surface
• Fully upholstered backrest with 4" of height adjustment
• Synchronized back and seat angle adjustment
• Premium fabric: Open House Black Onyx (durable, easy to clean)

Height Adjustment:

• Pneumatic lift cylinder: 200mm with 13.25" travel
• Seat height range: 19.25" to 35.5"
• Single-lever control for intuitive adjustment
• Smooth, reliable height changes throughout the day

Base & Mobility:

• 22" chrome base for stability and durability
• Integrated 18" oval tube footring for leg support
• 2 dual-wheel nylon casters for mobility
• 3 stationary glides for stability
• Ideal for mixed-surface environments (tile, concrete, vinyl)

Adjustment Mechanism:

• Simple one-lever control for seat height
• Synchronized back and seat angle adjustment
• Intuitive operation requires no training
• Quick position changes without interrupting workflow

Model Information:

• Model: ergoCentric 3-in-1 Sit-Stand Chair
• Type: Multi-position ergonomic stool
• Manufacturer: Ergocentric
• SKU: 3 in 1 Sit Stand Chair
• Barcode: 628068870221

Perfect For

• Lab technicians and research scientists
• Healthcare workers (nurses, medical assistants, dental hygienists)
• Medical office staff and clinical professionals
• Bank tellers and customer service representatives
• Manufacturing and industrial workers
• Cleanroom and pharmaceutical professionals
• Quality control inspectors
• Assembly line workers at height-adjustable stations
• Anyone using sit-stand workstations or height-adjustable benches
• Professionals who alternate between sitting and standing throughout the day

Work Environments & Applications

Laboratory Settings:
Perfect for lab techs who move between microscopes, benches, and equipment at varying heights. The 3-in-1 design eliminates the need for multiple stools, and the easy-clean fabric withstands lab environments.

Healthcare & Medical Offices:
Ideal for nurses, dental hygienists, and medical assistants who perform procedures at different heights. Quick position changes support efficient patient care without sacrificing comfort.

Industrial & Manufacturing:
Supports workers at height-adjustable assembly stations, inspection areas, and quality control workstations. The heavy-duty construction and mixed caster/glide configuration handle demanding environments.

Banking & Customer Service:
Bank tellers and service reps can sit for detailed work and perch or stand for customer interactions, reducing fatigue during long shifts.

Cleanroom Environments:
The durable, easy-to-clean fabric and stable base make this chair suitable for controlled environments where cleanliness and precision are essential.

Warranty & Durability

The ergoCentric 3-in-1 is built to withstand demanding professional environments with industry-leading warranty coverage:

• Lifetime Warranty: Structural components for original purchaser
• 10-Year Warranty: Mechanisms, foam cushioning, and fabric
• Labor Included: Warranty coverage includes labor costs
• 280 lb Capacity: Certified for heavy-duty use
• Professional-Grade Construction: Designed for 24/7 institutional use

This comprehensive warranty reflects ergoCentric's confidence in their manufacturing quality and commitment to long-term performance.

Setup & Adjustment Guide

1. Initial assembly: Minimal assembly required—attach base, casters/glides, and seat/back components
2. Adjust backrest height: Position the backrest to support your lumbar curve (typically at belt line)
3. Set starting height: Begin with seat at a comfortable sitting height for your primary tasks
4. Test positions: Experiment with sitting, perching, and standing support modes
5. Fine-tune throughout the day: Adjust height as tasks and comfort needs change
6. Use the footring: Rest feet on the integrated footring when perching or standing for added support

Ergonomic positioning tips:

• In sitting mode: Feet flat on floor or footring, knees at 90°, thighs parallel to floor
• In perching mode: Hips higher than knees, weight distributed between seat and feet
• In standing mode: Seat provides back and leg support, most weight on feet
• Change positions every 30-60 minutes to maximize ergonomic benefits

Frequently Asked Questions

What's the difference between sitting, perching, and standing modes?
Sitting mode (19.25"-24" height) provides traditional seated support. Perching mode (24"-30") is a semi-standing position that reduces back pressure while supporting your legs. Standing mode (30"-35.5") provides back and leg support while you stand at elevated workstations. All three modes reduce fatigue compared to static positions.

Will the Frixion™ No-Slip Strip really prevent sliding?
Yes! The patent-pending Frixion™ strip is specifically designed to prevent forward sliding when perching or in elevated positions. It keeps you engaged with the backrest for continuous lumbar support without restricting movement or feeling sticky.

Can I use this with a regular desk?
While designed for height-adjustable workstations, the 3-in-1 works with standard desks too. The extended height range (19.25" to 35.5") accommodates most desk heights. However, you'll get maximum benefit at sit-stand workstations where you can utilize all three modes.

Why does it have both casters and glides?
The 2 casters + 3 glides configuration provides the perfect balance of mobility and stability. You can easily reposition the chair when needed, but it stays firmly in place during use—ideal for lab and industrial environments with mixed flooring surfaces.

Is this suitable for someone who's 6'2" or taller?
Yes, the extended height range (up to 35.5" seat height) accommodates taller users. The 17.5" wide seat and adjustable backrest provide comfortable support for various body sizes up to 280 lbs.

How often should I change positions?
Ergonomic best practice is to change positions every 30-60 minutes. Listen to your body—when you feel fatigue or discomfort, it's time to adjust. The 3-in-1's simple one-lever control makes position changes quick and effortless.

Can I return this if it doesn't work for me?
Important: Each ergoCentric chair is custom-built to order and is non-returnable and non-refundable. Please review specifications carefully and contact our ergonomic specialists with questions before ordering.

How do I clean the fabric?
The Open House Black Onyx fabric is durable and easy to maintain. Spot clean with mild soap and water. For deeper cleaning, consult the manufacturer's care instructions. The fabric is designed for demanding professional environments.

What's the difference between this and a regular lab stool?
Regular lab stools typically offer only sitting or standing support. The 3-in-1 provides three distinct modes with ergonomic features like the Frixion™ No-Slip Strip, contoured dual-density foam, adjustable lumbar support, and synchronized adjustments—significantly superior comfort and health benefits.

Complete Your Ergonomic Workstation

The ergoCentric 3-in-1 pairs perfectly with other ergonomic solutions for labs, healthcare, and industrial settings:

• Height-adjustable workstation or lab bench
• Anti-fatigue mat for standing periods
• Ergonomic forearm support for mouse work
• Adjustable monitor arm for proper screen positioning
• Task lighting for detailed work
• Footrest for additional positioning options

Why Choose Ask Ergo Works?

As an authorized ergoCentric dealer with over 30 years of ergonomic expertise, Ask Ergo Works provides expert guidance to help you select the right seating solution for your specific work environment. We've helped Fortune 500 companies, healthcare facilities, research labs, and industrial operations optimize their workspaces for health, safety, and productivity.

What you get:

• Genuine ergoCentric products with full manufacturer warranty
• Expert ergonomic consultations and workspace assessments available
• Access to our comprehensive Chair Fitting Form for optimal sizing
• Trusted by healthcare facilities, research institutions, and Fortune 500 companies
• 30+ years of specialized expertise in lab, healthcare, and industrial ergonomics
• Responsive support for setup, adjustment, and optimization questions

Custom Order Notice

Important: Each ergoCentric chair is custom-built to your specifications to ensure optimal ergonomic fit and comfort. Please review your configuration carefully before placing your order. Because this item is made to order, it is non-returnable and non-refundable.

We strongly recommend reviewing our Chair Fitting Form or contacting our ergonomic specialists to ensure this chair is the right fit for your needs.

Ready to reduce fatigue and work comfortably in any position? Experience the versatility and ergonomic benefits of the only chair you'll need for sitting, perching, and standing. Order your ergoCentric 3-in-1 Sit-Stand Chair today and transform your dynamic workspace.

Questions about sizing, configuration, or whether this chair is right for your work environment? Contact our ergonomic specialists for personalized recommendations. View our Chair Fitting Form for detailed measurement guidance.