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SL600HD Pinnacle Heavy-Duty Stairlift

The SL600HD Pinnacle stands out because it delivers unmatched strength without sacrificing comfort or reliability. We love how thoughtfully it’s designed for users who need extra support, from the plush, wide seating to the reinforced components that provide confidence at every step. Its smooth ride, quiet performance, and low-maintenance design make it a dependable solution for long-term mobility, whether in a private residence or a commercial setting. This stairlift proves that heavy-duty can still mean comfortable, discreet, and easy to use.

"I needed a stairlift that felt solid and safe, and this one exceeded my expectations. It’s incredibly smooth, comfortable, and gives me total confidence using the stairs again." Kenneth F., Hanover, MD

    • Heavy-Duty Capacity: Industry-best 600 lb weight capacity for enhanced strength and stability
    • Armrest Controls: Easy-to-use operating control conveniently located in the armrest
    • Extended Travel Length: Supports staircases up to 40 feet in length
    • Smooth, Quiet Ride: Patented helical worm gear drive system ensures consistent, low-noise operation
    • Low-Maintenance Design: Lubrication-free nylon polymer gear rack keeps stairs clean and reduces upkeep
    • Easy Transfers: Seat swivels 85 degrees at the upper landing for safer dismounting
    • Comfortable Seating: Plush upholstered seat with supportive backrest for added comfort
    • Built-In Safety Sensors: Footrest and chassis obstruction sensors stop the lift if an obstacle is detected
    • Reliable Braking System: Includes centrifugal overspeed brake and motor brake for controlled operation
    • Secure Operation: Retractable seat belt and seat swivel interlock enhance rider safety
    • Compact Profile: Folds to just 16.5 inches from the wall to preserve stairway space
    • Battery-Powered Operation: Continues to operate during power outages
    • Customizable Options: Available key lock, extra rail, and manual lowering tool
    • Certified for Versatility: Rated for both residential and commercial use
    • FDA Class II Medical Device: Designed to aid individuals with mobility impairments


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