Karman S-Ergo 115 Ultra Lightweight Ergonomic Wheelchair - Only 25 lbs

Karman Healthcares #1 Best-Selling Ultralight Wheelchair

The S-100 Series stands out as our top-selling wheelchair, and for good reason. Weighing just 25 lbs, it’s one of the lightest and most ergonomic wheelchairs available.

Designed for ultimate comfort and pressure relief, it features our globally patented S-Shaped Seating System, which enhances weight distribution and reduces pressure points. This model includes detachable footrests and removable cushions treated with AEIGIS® anti-microbial coating for improved hygiene.

Key Features:

• Ultra-Lightweight Design – Weighs only 25 lbs (without footrests) for easy handling and transport.

• Globally Patented S-Shape Ergonomic Seating System – Enhances comfort, stability, and pressure relief.

• Fixed Armrests – Equipped with ergonomic arm pads for added support.

• Swing-In/Away Removable Footrests – Allows for easy transfers and convenience.

• Built-In Storage Pouch – Located on the backrest for carrying small essentials.

• Anti-Bacterial AEIGIS® Cushions – Seat and back cushions help prevent bacterial growth and maintain hygiene.

• Breathable Mesh Upholstery – Seat and back sling for enhanced airflow and comfort.

• Compact Foldable Design – Folding backrest and seat allow for easy transport and storage.

• Durable Front Casters – 7” × 1” polyurethane wheels for smooth maneuverability.

• Flat-Free Rear Wheels – 24” x 1 3/8” polyurethane wheels with an ergonomic handrim for effortless propulsion.

• Frame Color Options: Rose Red or Pearl Silver.

• Seat Width Options: 16” x 17”, 18” x 17”, 20” x 17” for a customized fit.

• Weight Capacity: Supports up to 250 lbs.

The S-ERGO-115 Ultra Lightweight Wheelchair is a top-tier design built for those who require a long-term mobility solution. While it may come at a higher price point, its exceptional quality, ergonomic features, and durability make it well worth the investment.

Designed for Long-Term Comfort & Support

If you need a wheelchair for short-term use, other models may be more suitable. However, for those requiring a mobility aid for months or even years, choosing the right wheelchair becomes essential. Long-term users demand more than just functionality—they seek comfort, intuitive design, and reliable support.

That’s where the S-ERGO-115 stands out.

Why Ergonomics Matter

“Ergonomic” is more than just a buzzword—it’s the key to comfort and usability. The S-ERGO-115 is designed for optimal posture, pressure relief, and intuitive operation, making it easier to use day after day. Every component is strategically placed for ease of access, ensuring a seamless and natural experience for the user.

With countless wheelchair options on the market, finding the right one can be overwhelming. That’s why we’re here to help—so you can make a confident and informed decision.

The S-ERGO-115 has been recognized as one of the best wheelchairs available today, earning top honors in our roundup review of the best models on the market.

Specifications

• HCPCS Code: K0004*

• Seat Width Options: 16”, 18”, 20”

• Seat Depth: 17”

• Armrest Height: 8”

• Seat Height: 19”

• Back Height: 17”

• Overall Height: 36”

• Overall Open Width: 23”, 25”, 27”

• Folded Width: 12”

• Overall Length: 39”

• Weight Without Riggings: 25 lbs

• Total Weight: 29 lbs

• Weight Capacity: 250 lbs

• Shipping Dimensions: 33” L x 31” H x 13” W

⚠ WARNING: This product may expose you to chemicals, including [specific chemical name if known], which is known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.

Downloads

Download The User Manual

Warranty

Please refer to the warranty card attached to each product for more information on policies and procedures. The warranty is extended only to the original purchase and delivery of the product.  Warranty is not transferable.  Parts or materials which are subjected to normal wear and tear which must be replaced / repaired are the owner’s responsibility.  Damaged caused by user negligence, accidental damages intentional or not are not covered under Factory warranty policy.  Arm pads and upholsteries are not covered by our warranty policy.   It is recommended that any claims under warranty be returned to the authorized dealer for service through whom it was purchased from.

If Warranty Registration Card is not on file for the claim product, then a copy of the invoice with the date of purchase must be provided.  The warranty period for the consumer commences on the purchase date of the seller.  the warranty period for the seller, if the products are not to be sold to a consumer, commences on the invoice date from Karman.  warranty is void on wheelchairs that have had the serial # tag removed and/or altered.

Furthermore, products which have been subjected to negligence, abuse, improper storage, or handling, improper operation, any modifications, misuse are not covered under the warranty policy.

All warranty repairs or replacements must have prior authorization from Karman with freight prepaid. Karman reserves the right to issue call tags for any warranty repairs, which is situation dependent. Should a field action or recall occur. Karman will identify the affected units and contact your Karman dealer with instructions for resolution. Warranty registration are still advised.  To ensure records are quickly retrieved with corresponding customer and serial number for your medical equipment. Thank you for filling out this form.  Please see RMA policy for further details, rules, and restrictions.