Earlier quoted context omitted.
As the sibling comments noted, we're talking about bespoke wheelchairs for people with severe mobility disability (MS, ALS, etc). Things like Stephen Hawking's chair.
Still, they shouldn't cost more than a high end Ebike.
Bit, a high end e-bike is $12-$15k. Which also seems ridiculous to me. And I’m a cyclist with several nice bikes (none of which were more than $7k).