April 2021 — Question 30
What is the CLASSIFICATION of a power supply that is described as a 100-Watt medical grade power supply for use with a Portable Oxygen Concentrator (POC)? The power supply is a rectifying power supply and functions to convert input AC input voltage to 29 VDC electrical output that is supplied directly to the POC. The power supply is said to provide power exclusively to a POC and is permanently embossed stating its limited use as a medical AC/DC Adapter for a POC.
- A8504.40.6007
- B8504.40.8500
- C8504.40.9520✓ CBP's answer
- D8504.40.9530
- E9019.20.0000
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CBP's cited authority
Answer and citations as published in CBP's official answer key for the April 2021 examination.
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