Pinnacle HD Stairlift

$6,000.00

The Harmar SL600HD Pinnacle Straight Stairlift is a heavy-duty stair lift solution (600 lb./272 kg. weight capacity) for users that need more weight allowance to get up and down stairs. A seat mounted on a sliding tray with sturdy rails makes entering and exiting for larger users easier, offering more support and clearance from the stairs when dismounting. An oversized belt and wider armrests along w/ extra padding in the seat and backrest support heavier riders with a more comfortable ride.

When more standard stair lift devices won’t quite offer the support needed, the Harmar SL600HD is a capable stairlift that’s ready to do the job. Call us at (210) 799-9820 or Contact Us for more information or to arrange for a FREE in-home evaluation.

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The Harmar SL600HD Pinnacle Straight Stairlift is a heavy-duty stair lift solution (600 lb./272 kg. weight capacity) for users that need more weight allowance to get up and down stairs. A seat mounted on a sliding tray with sturdy rails makes entering and exiting for larger users easier, offering more support and clearance from the stairs when dismounting. An oversized belt and wider armrests along w/ extra padding in the seat and backrest support heavier riders with a more comfortable ride.

When more standard stair lift devices won’t quite offer the support needed, the Harmar SL600HD is a capable stairlift that’s ready to do the job. Call us at (210) 799-9820 or Contact Us for more information or to arrange for a FREE in-home evaluation.

The Harmar SL600HD Pinnacle Straight Stairlift is a heavy-duty stair lift solution (600 lb./272 kg. weight capacity) for users that need more weight allowance to get up and down stairs. A seat mounted on a sliding tray with sturdy rails makes entering and exiting for larger users easier, offering more support and clearance from the stairs when dismounting. An oversized belt and wider armrests along w/ extra padding in the seat and backrest support heavier riders with a more comfortable ride.

When more standard stair lift devices won’t quite offer the support needed, the Harmar SL600HD is a capable stairlift that’s ready to do the job. Call us at (210) 799-9820 or Contact Us for more information or to arrange for a FREE in-home evaluation.


  • Heavy Duty 600 lb. /272kg capacity

  • Patented low maintenance worm-gear drive is cleaner

  • Battery-powered and works even during outages

  • Manual slide-swivel locking seat swivels at top for save entry/exit

  • Comes with two IR remotes to send/call the unit from the other end

  • Oversized Lap belt to secure users during travel

  • Travels at 20 FPM

  • Can suit inclines between 27º-48º

  • Audible alert system for obstructions or seat out of lock when operated

  • Visible LED Status indicator on armrest near controller

  • Comes standard with a 186” rail (for stairwells up to 179” from top landing to bottom landing surface

  • Expandable up to 36’ w/ optional joints to extend rail

  • Uses fewer feet than competing models for fewer holes in stair treads

  • Up/Down chassis obstruction sensor protects gear from obstructions on rail, and protects obstructions from damage

  • Mfr. limited warranty: 3 year parts, 1 year battery, lifetime motor/gear and rack

  • Complimentary 1 year service warranty on labor


The Pinnacle HD is ready to tackle the job for users needing a more supportive, heavy-duty stairlift option with a weight capacity up to 600 lbs/272 Kg. High-backed and padded seat provides a more comfortable, supportive ride for larger users. The swivel seat is unique to this design that makes entry/exit top landings safer and easier.

This design is not compatible with the optional folding rail accessory. Please call us at (210) 799-9820 or contact us for more information or to arrange a FREE in-home estimate.