Stair wheelchair

When evaluating stair wheelchairs, prioritize the track system (crawler design), which should be made of high-durability, anti-slip rubber to ensure grip on various stair materials. The motor power (typically 120W to 200W) must be sufficient to carry the maximum load capacity, which should ideally be at least 150kg to 180kg. Additionally, check for lithium battery capacity (24V/13Ah is standard) to ensure it can handle at least 40-50 flights of stairs on a single charge.

As a medical and mobility device, the stair wheelchair must adhere to ISO 13485 (Medical Devices Quality Management Systems). For the US market, FDA registration is essential, while the European market requires CE marking and compliance with the Medical Device Regulation (MDR 2017/745). Ensure the battery carries UN38.3 certification to facilitate international air or sea freight.

Request a video demonstration of the wheelchair under full load on stairs with different inclinations (usually up to 35-40 degrees). The device must feature an automatic electromagnetic braking system that stops the chair instantly if the operator releases the controls on the stairs. Verify the adjustable track angle to ensure it can accommodate different stair pitches safely.

Suppliers on Made-in-China.com often provide OEM services including custom frame colors, logo silk-screening, and adjustable seat widths. For specialized medical use, you can request upgraded upholstery (flame retardant) or extended headrests for patient comfort. Ensure the supplier can provide CAD drawings for any structural modifications.

The biggest risks involve battery safety and customs clearance. Lithium batteries are classified as Class 9 Dangerous Goods, requiring specialized packaging and documentation. Failure to provide a valid Certificate of Conformity (CoC) or medical registration can lead to customs seizure or heavy fines in the destination country.

Negotiate for a warranty period of at least 2 years on the motor and frame, and 1 year on the battery. Request a spare parts kit (5% of order value) including extra tracks, fuses, and control buttons to be included in the initial bulk shipment. Use Made-in-China.com's Secured Trading services to ensure payment is only released after third-party inspection.

Due to the weight and volume, Sea Freight (LCL or FCL) is the most economical. However, because of the lithium battery, you must use a forwarder experienced in DG (Dangerous Goods) shipping. Ensure the Incoterms are clearly defined as FOB or CIF to manage the transition of risk and insurance coverage effectively.

Look for 'Audited Suppliers' on Made-in-China.com, as these companies have undergone on-site verification by independent agencies like SGS or Bureau Veritas. Request their Business License and Medical Device Production License to ensure they are the actual manufacturer and not a middleman.