# K050792: Landlex, Model S300X

- Pathway: 510(k) (Traditional)
- Applicant: Cycling and Health Tech. Industry R&D Center
- Decided: Apr 21, 2005 after 24 days
- Product code: INI (Vehicle, Motorized 3-Wheeled)
- Device class: 2
- Regulation: 21 CFR 890.3800
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 2 generations back to K023010 (2002). 2 ancestors in all.
4 later devices descend from it; 2 cite it directly.
0 of 7 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K033241: BE-Mobile 3-Wheeled Electric Scooter, Model DK S320, Tung Keng Enterprise Co., Ltd. (2003) Summary page 1.

## Most influential descendants
- K052378: Proasia, Model L3402 (2005), 3 descendants of its own
- K060042: Landlex, Model P100X (2006), 2 descendants of its own
- K062676: Ruike, Model 3331 (2006), 1 descendant of its own
- K102358: ZIP'R3/ ZIP'R3 Xtra Scooter (2010), 0 descendants of its own

## Indications for use
The LANDLEX S300X scooter is motor driven, indoor and outdoor transportation vehicles with the intended use to provide mobility to disabled or elderly persons limited to a seated position.

Source page: https://510kreport.com/device/K050792
Methodology: https://510kreport.com/methodology