The disability industry
Prices for a 33V 1A psu as used by stairlifts to charge the battery.
Typical Amazon price: £18
Farnell: £26
Medical grade item: £76
Quoted by a stairlift supplier when a replacement was needed: £181. Item
is tiny and in a plastic case, and appears to be poor quality.
Price for a carbon brush, ditto: £25.
Bill
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