SR-450 product description

The SR-450Up to 350 kgs (772 lbs)

The SR 450 is a battery-powered stair-climbing device styled for the full-time professional or distribution operator. Easy to use, it is designed to handle a wide variety of loads up to 350 Kg.

Twin rubber tracks spread the load comfortably over three treads of a stairway as the SR 450 moves up or down stairs.

Driving power is provided by a minimal noise 24V permanent magnet motor and is transmitted directly to the drive-axle by a built-on worm-gearbox. The PM-motor creates an effective break when the control switch is released or the power supply is interrupted for any reason.

4 batteries are fitted in series to provide a 24 volt output. An integrated led battery indicator on the control display makes it possible to monitor the batteries. Items up to 1880 mm can be handled by use of the extendable handles.

Even longer loads on the SR 475

The SR-475 featuring extra long handles and remote controlThe SR 475 is an optional variant of the SR 450. It has the same load bearing capacity and features but has specially designed extra long handles.

It also features a remote control to enure the safest possible operation for extremely large items.


The SR 450 and SR 475 come with a 220V or 110V / 24 charger (3 amh), charging time with batteries fully discharged is just 3,5 hours. When the batteries are fully charged the charger automatically switches to trickle mode. For charging the SR 450 on a van or truck an optional 4 amp 24V booster / charger is available, click here for details

Standard equipment make the SR 450 and SR 475 very versatile

The SR 450 and SR 475 are equipped with a folding swivel wheel for easy turning in confined spaces and light handling to and from a staircase.

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