Lehner Alpha Outdoor Curve

Built for the outdoors. Designed for complex staircases.

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A Premium Solution for Curved and Outdoor Staircases

The Lehner Alpha Outdoor Stairlift is a premium solution designed specifically for curved and complex external staircases. Whether it’s a front entry, garden access or sloped outdoor steps, each system is custom-built to follow the exact shape of your stairs, providing safe, smooth and reliable access in all conditions.


Engineered for durability and long-term performance, the Alpha combines robust construction with refined design, making it ideal for outdoor environments where safety and reliability are essential.

A person wearing a light blue shirt and dark jeans prepares to sit on a stairlift at the top of a wooden staircase.

Custom-Built for Your Outdoor Stairs

Each Alpha system is designed to match the exact layout of your staircase, including turns, corners and landings, ensuring a precise fit and smooth travel from start to finish.

Beige stairlift footrest on light wood floor and step.

Built for Outdoor Conditions

Designed to withstand exposure to the elements, the Alpha uses durable, weather-resistant materials to ensure reliable performance in outdoor environments year-round.

Woman on a stairlift smiles, ascending a wooden staircase beside a white wall.

Stable Twin-Rail System

The strong twin-rail design provides excellent stability and support, particularly important for outdoor installations where conditions can vary.

A white, motorized curved stairlift parked at the base of wooden stairs in a home.

Smooth and Controlled Operation

Engineered for comfort, the Alpha delivers a steady, quiet ride with smooth starts and stops, helping users feel safe and confident every time.

A person sitting in a stairlift, wearing a grey seatbelt secured by a red buckle.

Space-Saving Design

With a slim rail and foldable seat, the system keeps your outdoor staircase as clear as possible when not in use.

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Designed for Long-Term Reliability

Built with quality components and engineered for durability, the Alpha is designed to perform reliably over time in demanding outdoor environments.

Load Capacity:
130 kg (optional 145 kg)

Incline:
0 – 52°

Motor:
24 V DC, battery-operated

Speed:
0.06 – 0.12 m/s

Drive System:
Rack and Pinion

Power Supply:
1 x 230 V / 50-60 Hz

Area of application:
Indoor and outdoor

Space Required Folded Up:
38.5 cm

Space Required Folded Down:
63.8 cm

Rail:
44.5 mm powder-coated steel tube profile

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