Sharp FZR45HFU (FZ-R45HFU) filter kit is a Genuine Sharp filter. Sharp FZR45HFU (FZ-R45HFU) comprises Sharp HEPA filter and Carbon filter for Sharp FP-P40CX, Sharp FP-R45CX, Sharp FU-440SE, Sharp FU-P40S.
Sharp FZC46DFU (FZ-C46DFU) Carbon filter is Original Sharp Filter. Sharp FZC46DFU (FZ-C46DFU) contains Sharp replacement carbon filter for Sharp FP-N40CX, FP-N60CX, FP-P40CX, FP-P60CX, FP-R45CX, FP-R65CX, FU-40SE, FU-60SE.