S-Ergo 115 Ultra Lightweight Ergonomic Wheelchair - Quick Release Wheels - Front View
S-Ergo 115 Ultra Lightweight Ergonomic Wheelchair - Quick Release Wheels - Side Profile
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S-Ergo 115 Ultra Lightweight Ergonomic Wheelchair - Quick Release Wheels - Front View
S-Ergo 115 Ultra Lightweight Ergonomic Wheelchair - Quick Release Wheels - Side Profile

S-Ergo 115 Ultra Lightweight Ergonomic Wheelchair — Quick Release Wheels

Regular price $735.00 Sale price $655.00
Shop Pay As low as $27.29/mo
Color: Rose Red
Choose your Options
Seat Size: 16"
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🪑
Cushions
15 options
Cu-FO 16" Universal Foam Seat Cushion
Cu-FO 16" Universal Foam Seat Cushion
CU-FO-16
✓ Compatible
+ $31.00
Cu-FO 18" Universal Foam Seat Cushion
Cu-FO 18" Universal Foam Seat Cushion
CU-FO-18
✓ Compatible
+ $31.00
Cu-FO 20" Universal Foam Seat Cushion
Cu-FO 20" Universal Foam Seat Cushion
CU-FO-20
✓ Compatible
+ $36.00
Wheelchair Back Cushion Contoured 16"x17"
Wheelchair Back Cushion Contoured 16"x17"
BKF-1617
✓ Compatible
+ $55.00
Wheelchair Back Cushion Contoured 18"x17"
Wheelchair Back Cushion Contoured 18"x17"
BKF-1817
✓ Compatible
+ $65.00
Cu-GFR 16" Universal Gel/Foam Seat Cushion
Cu-GFR 16" Universal Gel/Foam Seat Cushion
CU-GFR-16
✓ Compatible
+ $72.00
Cu-GFR 18" Universal Gel/Foam Seat Cushion
Cu-GFR 18" Universal Gel/Foam Seat Cushion
CU-GFR-18
✓ Compatible
+ $72.00
Wheelchair Back Cushion Contoured 20"x19"
Wheelchair Back Cushion Contoured 20"x19"
BKF-2019
✓ Compatible
+ $75.00
Cu-GFR 20" Universal Gel/Foam Seat Cushion
Cu-GFR 20" Universal Gel/Foam Seat Cushion
CU-GFR-20
✓ Compatible
+ $82.00
CU-Ergo-16-Back Seat Cushion
CU-Ergo-16-Back Seat Cushion
CU-Ergo-16-Back
✓ Compatible
+ $155.00
Cu-Ergo 18" Memory Foam Back Cushion
Cu-Ergo 18" Memory Foam Back Cushion
CU-Ergo-18-Back
✓ Compatible
+ $155.00
Cu-Ergo 16" Memory Foam Seat Cushion
Cu-Ergo 16" Memory Foam Seat Cushion
CU-Ergo-16
✓ Compatible
+ $165.00
Cu-Ergo 18" Memory Foam Seat Cushion
Cu-Ergo 18" Memory Foam Seat Cushion
CU-Ergo-18
✓ Compatible
+ $165.00
Cu-Ergo 20" Memory Foam Back Cushion
Cu-Ergo 20" Memory Foam Back Cushion
CU-Ergo-20-Back
✓ Compatible
+ $175.00
Cu-Ergo 20" Memory Foam Seat Cushion
Cu-Ergo 20" Memory Foam Seat Cushion
CU-Ergo-20
✓ Compatible
+ $185.00
🔧
Accessories
18 compatible items for this model
Elevating Legrest with Padded Calf Pad for S-115 — 16" Width
Elevating Legrest with Padded Calf Pad for S-115 — 16" Width
EL-S115-16
✓ Compatible
+ $235.00
Elevating Legrest with Padded Calf Pad for S-115 — 18" Width
Elevating Legrest with Padded Calf Pad for S-115 — 18" Width
EL-S115-18
✓ Compatible
+ $235.00
Elevating Legrest with Padded Calf Pad for S-115 — 20" Width
Elevating Legrest with Padded Calf Pad for S-115 — 20" Width
EL-S115-20
✓ Compatible
+ $235.00
16" Backrest Extension Detachable and Height Adjustable with Clamp 7/8"
16" Backrest Extension Detachable and Height Adjustable with Clamp 7/8"
BKR-EXT-115-16
✓ Compatible
+ $69.00
18" Backrest Extension Detachable and Height Adjustable with Clamp 7/8"
18" Backrest Extension Detachable and Height Adjustable with Clamp 7/8"
BKR-EXT-115-18
✓ Compatible
+ $69.00
Small Foldable Rigidfy Headrest for 7/8" Handle Frame
Small Foldable Rigidfy Headrest for 7/8" Handle Frame
HR-FLD-115S
✓ Compatible
+ $135.00
Medium Foldable Rigidfy Headrest for 7/8" Handle Frame
Medium Foldable Rigidfy Headrest for 7/8" Handle Frame
HR-FLD-115
✓ Compatible
+ $135.00
Large Foldable Rigidfy Headrest for 7/8" Handle Frame
Large Foldable Rigidfy Headrest for 7/8" Handle Frame
HR-FLD-115W
✓ Compatible
+ $135.00
16" Foldable Push Bar for Ergo Wheelchairs
16" Foldable Push Bar for Ergo Wheelchairs
PB-115-16
✓ Compatible
+ $72.00
18" Foldable Push Bar for Ergo Wheelchairs
18" Foldable Push Bar for Ergo Wheelchairs
PB-115-18
✓ Compatible
+ $72.00
20" Foldable Push Bar for Ergo Wheelchairs
20" Foldable Push Bar for Ergo Wheelchairs
PB-115-20
✓ Compatible
+ $82.00
Anti Tipper pair for S-100 series
Anti Tipper pair for S-100 series
AT-115
✓ Compatible
+ $38.00
Seat Belt With Plastic Clamp and Easy To Adjust
Seat Belt With Plastic Clamp and Easy To Adjust
SB22
✓ Compatible
+ $14.00
Seat Belt Auto Style With Push Button To Release and Easy To Adjust
Seat Belt Auto Style With Push Button To Release and Easy To Adjust
SB99-48
✓ Compatible
+ $27.00
Small universal Carry Pouch for wheelchair
Small universal Carry Pouch for wheelchair
CP2
✓ Compatible
+ $14.00
Large universal Carry Pouch for wheelchair
Large universal Carry Pouch for wheelchair
CP4
✓ Compatible
+ $20.00
3 in 1 armrest pouch, handbag and shoulder bag
3 in 1 armrest pouch, handbag and shoulder bag
CP22-LUX
✓ Compatible
+ $46.00
Universal Cup Holder for Wheelchair or Walker
Universal Cup Holder for Wheelchair or Walker
CUPH-100-BK
✓ Compatible
+ $15.00
🛒
Add-ons
Canes, bed rails, tables & more
Bedrail Assist with Padded Handles — Bed Safety Rail for Seniors
Bedrail Assist with Padded Handles — Bed Safety Rail for Seniors
BEDRL-M2
+ $73.00
Padded Bed Assist Rail — Safety Grab Bar with Non-Slip Grip
Padded Bed Assist Rail — Safety Grab Bar with Non-Slip Grip
ASSRL-100
+ $40.00
Folding Cane with Ergonomic Handle — Collapsible Walking Cane, Black
Folding Cane with Ergonomic Handle — Collapsible Walking Cane, Black
FC2-BK
+ $24.00
Folding Cane with Ergonomic Handle — Collapsible Walking Cane, Silver
Folding Cane with Ergonomic Handle — Collapsible Walking Cane, Silver
FC2-SI
+ $24.00
Quad Cane with Small Base — Lightweight Walking Cane, Black
Quad Cane with Small Base — Lightweight Walking Cane, Black
QC2-BK
+ $32.00
Quad Cane with Small Base — Lightweight Walking Cane, Silver
Quad Cane with Small Base — Lightweight Walking Cane, Silver
QC2-SI
+ $32.00
Overbed Table with Wood Finish — Height Adjustable Bedside Tray
Overbed Table with Wood Finish — Height Adjustable Bedside Tray
OT10
+ $82.00

Availability: In stock
Weight Capacity250 lb
Frame MaterialAircraft-Grade Aluminum
Self-Propel Ready24" Rear Wheels
Travel & StorageEasy Fold

Product Overview

The Karman S-Ergo 115 with Quick Release Wheels is an ultra-lightweight foldable manual wheelchair designed for users who need fast, tool-free wheel removal for car storage and travel. Engineered by Karman Healthcare, it pairs the brand's globally patented S-Shape ergonomic seating system with push-button quick-release axles for maximum portability. It remains one of the most popular ergonomic wheelchairs on the market for active daily users.

Key Features

Push-button quick-release axles for tool-free wheel removal
Patented S-Shape seating for posture support and pressure relief
Aircraft-grade aluminum frame — strong, lightweight, crash-tested
AEGIS anti-bacterial cushions, removable and machine washable
Swing-away removable footrests for safe and easy transfers
Available in rose red and pearl silver frame colors

Product Highlights

Quick-release axles let users and caregivers pop the rear wheels off with a single push — no tools, no effort — making it fast to load into a car trunk or store in a small space. The S-shaped seat frame naturally follows the body's curves to prevent forward sliding and relieve pressure on the lower back and thighs. Combined with breathable mesh upholstery and AEGIS antimicrobial cushions, it's built for comfort from the first hour to the last.

Dimensions

Available Seat Sizes
16", 18", 20"
All widths available — choose your size above.
Overall Width (Open)
23", 25", 27"
Width in use — standard doors are 28"–32".
Folded Width
12.0 in
Folded for car storage and transport.
Backrest Height
17.0 in
Higher gives better posture support.
Seat-to-Floor Height
19.0 in
Affects ease of transfers from bed and chairs.
Seat Depth
17.0 in
Deeper seat gives better thigh support.
Rear Wheel Size
24.0 in
Larger wheels allow more self-propulsion.
Front Caster Size
7.0 in
Smaller casters for smooth indoor use.

Frame & Build

Brake Type
Push-to-lock
Controls for stopping and parking.
Armrest Style
Fixed
Flip-back makes transfers easier.
Legrest Style
Swing-away
Swing-away allows closer surface access.
Foldable
Yes
Folds for car transport and home storage.
Frame Material
Aircraft-Grade Aluminum
Affects weight and durability.
Weight Capacity
250.0 lb
Max safe user weight for this model.

General

ModelS-ERGO115Q
Product Weight25.0 lb — Heavier — plan for assistance when lifting.
AssemblyRequired — tools and instructions included.
Airline ApprovedYes — FAA Compliant
CertificationFDA 510(k) Registered CE Certified ISO 9001:2015

Shipping & Returns

ShippingFree — all 48 contiguous US states. No minimum.
Ships At38.0 lb
Returns30-day — new & unused in original packaging. Email support@ozzocare.com to start.

Warranty Coverage

Wear Parts0 days
Battery0 months
Upholstery0 months
Electronics0 years
Parts1 years
Frame999 years
Frame WarrantyLimited Lifetime Warranty

What's Inside the Box

12 items included

S-Ergo 115 Wheelchair Frame (Folded)
24" Quick-Release Flat-Free Spoked Rear Wheels with Ergonomic Handrims
7" × 1" Polyurethane Front Casters
Swing-Away Footrest (Left)
Swing-Away Footrest (Right)
Push-to-Lock Wheel Brakes (Pre-installed)
Fixed Armrest with Concaved Armpad (Left)
Fixed Armrest with Concaved Armpad (Right)
AEGIS® Treated Breathable Mesh Seat Cushion
AEGIS® Treated Breathable Mesh Backrest Upholstery
Rear Storage Pouch (Pre-attached to Backrest)
User Manual

Assembly Required

Minimal assembly required — quick and tool-free setup

~10–15 mins

Primary Use Cases

5 real-world scenarios for this product

🏠 Home & Indoor Mobility

Moves smoothly between bedroom, bathroom, and kitchen without fatigue or resistance. With a maximum open width of 27", this wheelchair clears any standard 32" interior doorframe with room to spare — no squeezing, no side-scraping, no frustration. The 7" front casters glide quietly across hardwood, tile, and carpet, making the whole house feel accessible again.

🏥 Doctor Visits & Medical Appointments

Built for the weekly realities of outpatient care. The 25 lbs aircraft-grade aluminum frame lifts easily in and out of car trunks, and the swing-away footrests allow you to pull right up to exam tables for quick, safe transfers. Rolls smoothly across clinic corridors and paved hospital walkways without any extra effort from your caregiver.

🌳 Outdoor Walks & Fresh Air

The 24" quick-release spoked flat-free rear wheels handle paved sidewalks, ramps, and light outdoor terrain with stability and control. There are no tires to pump and no punctures to worry about — this chair is ready to go whenever you are. Whether it's a neighborhood walk, a trip to the pharmacy, or a visit to the park, it keeps up comfortably.

✈️ Travel & Car Transport

Folds completely flat in seconds with a simple cross-brace pull, folding down to just 12" in width. At 25 lbs, one person can lift and load it into any standard car trunk without strain. Available in 16", 18", 20" seat widths supporting up to 250 lbs — making it practical for a wide range of users on the go.

⏳ Extended Sitting & Comfort Support

The globally patented S-Shape seat frame actively redistributes body weight away from pressure points during long sitting periods — reducing the risk of skin breakdown and discomfort that standard sling seats cause. AEGIS® anti-microbial mesh upholstery stays breathable and hygienic through full days of use, keeping odors and bacteria at bay for long-term users.

Who This Product Is For

12 user profiles matched

Seniors Limited mobility users Long-term mobility support Home use Travel use Indoor mobility Outdoor mobility Stroke recovery patients Parkinson’s patients Limited lower-body strength users Home care environments Assisted living facilities

Detailed Information

Primary Users

Adults with permanent or long-term lower-limb disabilities who self-propel independently every day

Seniors managing age-related mobility decline who need a lightweight chair they can handle without caregiver help

Stroke and neurological recovery patients who retain upper body strength and propel independently

Parkinson's disease patients who benefit from the ergonomic S-shape seat for posture stability and reduced fatigue

Users transitioning from temporary recovery to long-term mobility who want a chair they'll still want to use in 5 years

Best Suited Environments

Home-based daily users who navigate between rooms, doorways, and outdoor pathways independently

Outpatient medical appointment regulars who load and unload their own chair from vehicles

Active community users who want a chair light enough to fold and transport without assistance

Long-term care residents who self-propel and need a chair that supports posture across full days of sitting

FAQs

I'm 68 with arthritis and worried about lifting a heavy wheelchair in and out of my car trunk daily - is the Karman S-Ergo 115 manageable for someone like me?

At just 25 pounds, the Karman S-Ergo 115 ultra lightweight wheelchair is specifically designed for seniors who need to handle their mobility equipment independently. The quick-release wheels pop off tool-free in seconds, reducing the heaviest part to under 15 pounds for car loading, and when folded it's only 12 inches wide so it fits easily in most car trunks. The aircraft-grade aluminum frame provides full strength at 250 lb weight capacity while remaining light enough for daily independent use.

My husband weighs 240 lbs and has balance issues after his stroke - will this ergonomic wheelchair actually support him safely for daily home use?

Yes, the Karman S-Ergo 115 wheelchair supports up to 250 pounds safely with its aircraft-grade aluminum frame and globally patented S-Shape ergonomic seating design that promotes better posture and stability. The 24-inch rear wheels with ergonomic handrims and push-to-lock wheel brakes provide secure control for stroke recovery patients, while the ergonomic seating reduces pressure points during extended daily use. At 27 inches total width, it navigates standard 32-inch doorframes throughout your home with comfortable clearance.

Will this lightweight wheelchair actually roll smoothly on outdoor sidewalks and handle small curbs, or is it only good indoors?

The Karman S-Ergo 115 handles both indoor and outdoor use effectively with its 24-inch spoked rear wheels and 7-inch polyurethane front casters that roll smoothly over sidewalk cracks, small bumps, and standard curb cuts. The flat-free rear wheels eliminate puncture worries during outdoor excursions, while the lightweight 25-pound design doesn't sacrifice the durability needed for regular sidewalk and pavement use. However, for frequent rough terrain or high curbs, a more robust outdoor wheelchair might be preferable.

How easy is it for my wife to fold and store this wheelchair when I'm not using it - does it really get compact enough for small spaces?

The Karman S-Ergo 115 folds down to just 12 inches wide, making it exceptionally compact for storage in closets, behind doors, or against walls in smaller homes. The folding mechanism is designed for easy one-person operation, and with the quick-release wheels removed, your wife can handle the lightweight components separately for even easier maneuvering. The entire folded wheelchair can fit in spaces where traditional wheelchairs won't, perfect for apartments or homes with limited storage.

I need a wheelchair I can take to doctor appointments and on flights - will the S-Ergo 115 work for air travel and medical office visits?

The Karman S-Ergo 115 is excellent for medical appointments and air travel thanks to its 25-pound weight, 12-inch folded width, and quick-release wheels that make airport handling much easier. It navigates standard medical office doorways at 27 inches wide and fits comfortably in examination rooms, while the swing-away footrests allow close positioning to exam tables. For flights, the lightweight aluminum frame and compact folding design meet most airline requirements, though you'll want to confirm with your specific carrier about their wheelchair policies.

What's the difference between this ergonomic wheelchair and a standard lightweight wheelchair - when should I choose the S-Ergo 115?

The Karman S-Ergo 115 features a globally patented S-Shape ergonomic seating system that reduces pressure points and promotes better posture compared to standard flat wheelchair seats, making it ideal for users who spend significant time seated. Choose this over standard lightweight wheelchairs if you need daily comfort for extended periods, want the convenience of quick-release wheels for frequent car transport, or require the superior build quality of aircraft-grade aluminum. Standard wheelchairs may be adequate for occasional use, but the S-Ergo 115 excels for primary daily mobility.

Does Medicare cover the Karman S-Ergo 115 wheelchair, and what documentation do I need to get insurance approval?

Medicare Part B may cover the Karman S-Ergo 115 wheelchair as durable medical equipment if you meet their mobility requirements and get a prescription from a Medicare-enrolled doctor stating medical necessity. You'll need documentation showing you can safely operate a manual wheelchair in your home, require it for daily activities, and that a less expensive mobility aid wouldn't meet your needs. The process typically requires an in-person evaluation with an approved supplier and may take several weeks for approval.

If something breaks on this wheelchair in the first year, what's actually covered under warranty and how hard is it to get parts?

Karman Healthcare provides warranty coverage on the S-Ergo 115 wheelchair frame and components, though specific terms vary by component type and you should verify current warranty details with your supplier. The aircraft-grade aluminum frame construction and quality components like the quick-release wheels and ergonomic handrims are designed for long-term durability, and Karman maintains parts availability for their wheelchairs through authorized dealers. For warranty service, work with an authorized Karman dealer who can properly assess covered repairs and order genuine replacement parts.

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