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Harmar Pinnacle SL600 Premium Stairlift
More seat, more capacity, more peace of mind. The SL600 is Harmar's premium straight stair lift — and one of the slimmest on the market.
At a glance
Why families choose the SL600
- 350 lb weight capacity
- Larger, more comfortable seat and padded armrests
- Folds to just 10½" from the wall
- Lifetime motor warranty plus 10-year gear rack
- Retractable seat belt and LED alert system in the armrest
- Rail runs from 15'6" up to 70' for long staircases
- Keeps running during outages — up to 60 trips on battery
Harmar SL600 specifications
| Weight capacity | 350 lbs |
|---|---|
| Speed | 20 feet per minute |
| Seat | 18" × 14⅜" |
| Footrest | 12 5/16" × 13 1/8", height adjustable 17"–22" |
| Folded width | 10½" from wall · 13⅝" with folding rail |
| Rail length | 15'6" to 70' |
| Stair incline | 27° to 52° (above 45° may need local approval) |
| Safety | Retractable seat belt, overspeed brake, LED alerts in armrest, swivel seat with interlock, footrest & chassis obstruction sensors, padded armrests |
| Options | Key lock, extra rail, automatic folding rail, manual lowering tool |
| Warranty | Lifetime motor (units after 9/2018) · 10 years gear rack · 1 year battery |
Source: Harmar Mobility product specifications. Confirm current details at your evaluation.
SL600 or SL300?
Choose the SL600 if the rider wants a roomier seat, weighs up to 350 lbs, has a long staircase, or you simply want Harmar's lifetime motor warranty. If budget matters most and the stairs are narrow, the SL300 is an excellent value. Compare both side by side →
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