Power Supply for ScanSnap iX500: 16V, Not 24V

External 16V DC adapter with a separate mains lead. Ricoh's docs call adapter plus AC cable the 'power cable'.

Verified November 2026

Which one do you have?

You need: PA03656-K949

You need: PA03656-B005, 16V 2.5A 40W

Cheaper aftermarket part

16V 2.5A adapter for ScanSnap iX500

16V DC, 2.5A min, 6.5×4.4 mm per listings; polarity not found

Third-party 16V supplies are sold by original part number, and the plug is an unusual size.

Check first: Compare the plug with your old one or the scanner jack. Buyers report some don't fit. Match the polarity symbol on your old adapter.

Exact part

PA03656-K949

Other parts listed for this model: PA03656-B005

Polarity not confirmed. Read the label on your item.

Plugging in a 24V Fujitsu fi-series or S1500 adapter: the iX500 is 16V, and sellers mark iX500 cords 'not for 24V'.