Difference between Nichicon CAP Part numbers UBT1K221MHD1TO and UBT1K221MHD8TO?

What is the difference between Nichicon capacitor part numbers UBT1K221MHD1TO and UBT1K221MHD8TO?

The part UBT1K221MHD1TO appears on our site as an “other name”. The only difference between the two part numbers is the type of outer sleeve used:

  • UBT1K221MHD8TO — uses a PET sleeve
  • UBT1K221MHD1TO — uses a polyolefin sleeve

All other specifications are identical. Both sleeve types were still available in 2022, so it is possible that customers may receive units with either sleeve material.

Applicable Part Numbers
DigiKey Part Number Manufacturer Part Number
UBT1J101MPD8-ND UBT1J101MPD8
493-UBT1H471MHD8TOCT-ND,UBT1H471MHD8TTB-ND UBT1H471MHD8TO
493-UBT1K221MHD8TOCT-ND,UBT1K221MHD8TTB-ND UBT1K221MHD8TO
493-UBT1K471MHD8TNCT-ND,UBT1K471MHD8TTB-ND UBT1K471MHD8TN
UBT1H102MHD8-ND UBT1H102MHD8
493-UBT1H4R7MPD8TDCT-ND,UBT1H4R7MPD8TTB-ND UBT1H4R7MPD8TD
UBT1H4R7MPD8-ND UBT1H4R7MPD8
UBT1H220MPD8ACT-ND,UBT1H220MPD8ATB-ND UBT1H220MPD8TA
UBT1H220MPD8-ND UBT1H220MPD8
UBT1H100MPD8-ND UBT1H100MPD8
UBT1V101MPD8-ND UBT1V101MPD8
UBT1A221MPD8-ND UBT1A221MPD8
UBT1H330MPD8-ND UBT1H330MPD8
UBT1H470MPD8-ND UBT1H470MPD8
493-UBT1E101MPD8TDCT-ND,UBT1E101MPD8DTB-ND UBT1E101MPD8TD
493-17579-ND UBT1E101MPD8
493-UBT1J220MPD8TDCT-ND,UBT1J220MPD8TD-ND UBT1J220MPD8TD
UBT1C101MPD8-ND UBT1C101MPD8
UBT2A100MPD8-ND UBT2A100MPD8
493-UBT1H101MPD8TDCT-ND,UBT1H101MPD8TTB-ND UBT1H101MPD8TD
493-UBT1V101MPD8TDCT-ND,UBT1V101MPD8TTB-ND UBT1V101MPD8TD
493-UBT1E221MPD8TDCT-ND,UBT1E221MPD8TTB-ND UBT1E221MPD8TD
UBT1V221MPD8-ND UBT1V221MPD8
493-UBT1J470MPD8TDCT-ND,UBT1J470MPD8TTB-ND UBT1J470MPD8TD
493-UBT2A220MPD8TDCT-ND,UBT2A220MPD8TTB-ND UBT2A220MPD8TD
493-UBT1C331MPD8TDCT-ND,UBT1C331MPD8TTB-ND UBT1C331MPD8TD
UBT1C221MPD8-ND UBT1C221MPD8
UBT1A471MPD8-ND UBT1A471MPD8
UBT1E221MPD8-ND UBT1E221MPD8
493-UBT1J101MPD8TDCT-ND,UBT1J101MPD8TTB-ND UBT1J101MPD8TD
UBT1J470MPD8-ND UBT1J470MPD8
UBT1H221MPD8-ND UBT1H221MPD8
UBT2A470MPD8-ND UBT2A470MPD8
UBT1K101MPD8-ND UBT1K101MPD8
493-UBT1J221MHD8TOCT-ND,UBT1J221MHD8TTB-ND UBT1J221MHD8TO
493-UBT1V471MHD8TOCT-ND,UBT1V471MHD8TTB-ND UBT1V471MHD8TO
UBT1C102MHD8-ND UBT1C102MHD8
UBT1J221MHD8-ND UBT1J221MHD8
UBT1A222MHD8-ND UBT1A222MHD8
493-UBT1E102MHD8TOCT-ND,UBT1E102MHD8TTB-ND UBT1E102MHD8TO
493-UBT2A101MHD8TOCT-ND,UBT2A101MHD8TTB-ND UBT2A101MHD8TO
UBT2A101MHD8-ND UBT2A101MHD8
UBT1H471MHD8-ND UBT1H471MHD8
493-UBT1V102MHD8TNCT-ND,UBT1V102MHD8TTB-ND UBT1V102MHD8TN
UBT1C222MHD8-ND UBT1C222MHD8
UBT1V102MHD8-ND UBT1V102MHD8
UBT2C101MHD8-ND UBT2C101MHD8
UBT1A472MHD8-ND UBT1A472MHD8
493-UBT2A221MHD8TNCT-ND,UBT2A221MHD8TTB-ND UBT2A221MHD8TN
UBT1V222MHD8-ND UBT1V222MHD8
UBT1K220MPD8-ND UBT1K220MPD8
UBT1J220MPD8-ND UBT1J220MPD8
UBT1K470MPD8-ND UBT1K470MPD8
493-UBT1E331MPD8TDCT-ND,UBT1E331MPD8TTB-ND UBT1E331MPD8TD
493-UBT1A102MPD8TDCT-ND,UBT1A102MPD8TD-ND UBT1A102MPD8TD
UBT1A102MPD8-ND UBT1A102MPD8
493-UBT2A470MPD8TDCT-ND,UBT2A470MPD8TD-ND UBT2A470MPD8TD
UBT1E331MPD8-ND UBT1E331MPD8
493-UBT1V221MPD8TDCT-ND,UBT1V221MPD8TTB-ND UBT1V221MPD8TD
UBT2V4R7MPD8-ND UBT2V4R7MPD8
UBT2G4R7MPD8-ND UBT2G4R7MPD8
UBT2C220MPD8-ND UBT2C220MPD8
493-UBT1H221MPD8TDCT-ND,UBT1H221MPD8TTB-ND UBT1H221MPD8TD
493-UBT2C220MPD8TDCT-ND,UBT2C220MPD8TTB-ND UBT2C220MPD8TD
493-UBT1V331MPD8TDCT-ND,UBT1V331MPD8TTB-ND UBT1V331MPD8TD
UBT1V331MPD8-ND UBT1V331MPD8
493-UBT1K101MPD8TDCT-ND,UBT1K101MPD8TTB-ND UBT1K101MPD8TD
UBT2E100MPD8-ND UBT2E100MPD8
493-UBT2D100MPD8TDCT-ND,UBT2D100MPD8TTB-ND UBT2D100MPD8TD
493-UBT2C330MPD8TDCT-ND,UBT2C330MPD8TTB-ND UBT2C330MPD8TD
UBT2D330MHD8-ND UBT2D330MHD8
UBT2C330MPD8-ND UBT2C330MPD8
493-UBT1H331MHD8TOCT-ND,UBT1H331MHD8TTB-ND UBT1H331MHD8TO
493-UBT1C102MHD8TOCT-ND,UBT1C102MHD8TTB-ND UBT1C102MHD8TO
UBT2W4R7MPD8-ND UBT2W4R7MPD8
UBT2E220MHD8-ND UBT2E220MHD8
UBT1H331MHD8-ND UBT1H331MHD8
493-UBT1A222MHD8TOCT-ND,UBT1A222MHD8TTB-ND UBT1A222MHD8TO
493-UBT1J331MHD8TOCT-ND,UBT1J331MHD8TTB-ND UBT1J331MHD8TO
UBT1E102MHD8-ND UBT1E102MHD8
UBT2E330MHD8-ND UBT2E330MHD8
UBT1K221MHD8-ND UBT1K221MHD8
493-UBT2W100MHD8TOCT-ND,UBT2W100MHD8TO-ND UBT2W100MHD8TO
UBT1J471MHD8-ND UBT1J471MHD8
UBT2D470MHD8-ND UBT2D470MHD8
UBT2W100MHD8-ND UBT2W100MHD8
UBT1K331MHD8-ND UBT1K331MHD8
493-UBT2E470MHD8TNCT-ND,UBT2E470MHD8TTB-ND UBT2E470MHD8TN
UBT2E470MHD8-ND UBT2E470MHD8
UBT2D101MHD8-ND UBT2D101MHD8
493-UBT2D101MHD8TNCT-ND,UBT2D101MHD8TTB-ND UBT2D101MHD8TN
UBT1A332MHD8-ND UBT1A332MHD8
493-UBT2C101MHD8TNCT-ND,UBT2C101MHD8TTB-ND UBT2C101MHD8TN
UBT2G470MHD8-ND UBT2G470MHD8
UBT1C472MHD8-ND UBT1C472MHD8
493-UBT1J330MPD8TDCT-ND,UBT1J330MPD8TTB-ND UBT1J330MPD8TD
493-UBT2G4R7MPD8TDCT-ND,UBT2G4R7MPD8TTB-ND UBT2G4R7MPD8TD
UBT2D100MPD8-ND UBT2D100MPD8
UBT2D220MPD8-ND UBT2D220MPD8
493-UBT2V100MPD8TDCT-ND,UBT2V100MPD8TTB-ND UBT2V100MPD8TD
UBT2V100MPD8-ND UBT2V100MPD8
UBT2G100MPD8-ND UBT2G100MPD8
493-UBT2D330MHD8TOCT-ND,UBT2D330MHD8TTB-ND UBT2D330MHD8TO
493-UBT2W4R7MPD8TDCT-ND,UBT2W4R7MPD8TTB-ND UBT2W4R7MPD8TD
493-13128-1-ND,493-13128-3-ND UBT2E220MHD8TO
493-UBT2C470MHD8TOCT-ND,UBT2C470MHD8TTB-ND UBT2C470MHD8TO
UBT2C680MHD8-ND UBT2C680MHD8
493-UBT2V220MHD8TOCT-ND,UBT2V220MHD8TO-ND UBT2V220MHD8TO
493-UBT2D470MHD8TOCT-ND,UBT2D470MHD8TTB-ND UBT2D470MHD8TO
493-UBT2E330MHD8TOCT-ND,UBT2E330MHD8TTB-ND UBT2E330MHD8TO
UBT2V220MHD8-ND UBT2V220MHD8
UBT2G220MHD8-ND UBT2G220MHD8
493-UBT2D680MHD8TNCT-ND,UBT2D680MHD8TTB-ND UBT2D680MHD8TN
UBT2D680MHD8-ND UBT2D680MHD8
493-UBT1A332MHD8TNCT-ND,UBT1A332MHD8TTB-ND UBT1A332MHD8TN
UBT2V330MHD8-ND UBT2V330MHD8
493-UBT2G330MHD8TNCT-ND,UBT2G330MHD8TN-ND UBT2G330MHD8TN
UBT2G330MHD8-ND UBT2G330MHD8
UBT2C151MHD8-ND UBT2C151MHD8
UBT2W330MHD8-ND UBT2W330MHD8
UBT1K471MHD8-ND UBT1K471MHD8
UBT2V470MHD8-ND UBT2V470MHD8
493-UBT1A221MPD8TDCT-ND,UBT1A221MPD8TTB-ND UBT1A221MPD8TD
BT2A100MPD8TACT-ND,BT2A100MPD8TATB-ND UBT2A100MPD8TA
493-UBT2A100MPD8TDCT-ND,UBT2A100MPD8TTB-ND UBT2A100MPD8TD
UBT2A220MPD8-ND UBT2A220MPD8
493-UBT1C471MPD8TDCT-ND,UBT1C471MPD8TTB-ND UBT1C471MPD8TD
493-UBT1H220MPD8TDCT-ND,UBT1H220MPD8TTB-ND UBT1H220MPD8TD
493-UBT1C101MPD8TACT-ND,493-UBT1C101MPD8TATB-ND UBT1C101MPD8TA
493-UBT1H330MPD8TACT-ND,493-UBT1H330MPD8TATB-ND UBT1H330MPD8TA
493-UBT1E101MPD8TACT-ND,493-UBT1E101MPD8TATB-ND UBT1E101MPD8TA
493-UBT1C101MPD8TDCT-ND,UBT1C101MPD8TTB-ND UBT1C101MPD8TD
493-UBT1H330MPD8TDCT-ND,UBT1H330MPD8TTB-ND UBT1H330MPD8TD
UBT1K330MPD8-ND UBT1K330MPD8
493-UBT1A331MPD8TDCT-ND,UBT1A331MPD8TD-ND UBT1A331MPD8TD
UBT1A331MPD8-ND UBT1A331MPD8
493-UBT1C221MPD8TDCT-ND,UBT1C221MPD8TTB-ND UBT1C221MPD8TD
493-UBT1K470MPD8TDCT-ND,UBT1K470MPD8TTB-ND UBT1K470MPD8TD
UBT2A330MPD8-ND UBT2A330MPD8
493-UBT2A330MPD8TDCT-ND,UBT2A330MPD8TTB-ND UBT2A330MPD8TD
493-UBT1A221MPD8TACT-ND,493-UBT1A221MPD8TATB-ND UBT1A221MPD8TA
493-UBT1J220MPD8TACT-ND,493-UBT1J220MPD8TATB-ND UBT1J220MPD8TA
493-UBT1K220MPD8TACT-ND,493-UBT1K220MPD8TATB-ND UBT1K220MPD8TA
493-UBT1J330MPD8TACT-ND,493-UBT1J330MPD8TATB-ND UBT1J330MPD8TA
493-UBT1A471MPD8TDCT-ND,UBT1A471MPD8TTB-ND UBT1A471MPD8TD
493-UBT2V4R7MPD8TDCT-ND,UBT2V4R7MPD8TD-ND UBT2V4R7MPD8TD
493-UBT2E100MPD8TDCT-ND,UBT2E100MPD8TTB-ND UBT2E100MPD8TD
493-13131-1-ND,493-13131-3-ND UBT2G100MPD8TD
UBT1C332MHD8-ND UBT1C332MHD8
493-13104-1-ND,493-13104-3-ND UBT1H3R3MPD1TD
493-UBT1E471MPD8TDCT-ND,UBT1E471MPD8TD-ND UBT1E471MPD8TD
UBT1E471MPD8-ND UBT1E471MPD8
UBT1H470PD8TDCT-ND,UBT1H470PD8TDTB-ND UBT1H470MPD8TD
493-UBT1H470MPD8TACT-ND,UBT1H470MPD8TTB-ND UBT1H470MPD8TA
UBT1H101MPD8-ND UBT1H101MPD8
493-UBT1C222MHD8TNCT-ND,UBT1C222MHD8TTB-ND UBT1C222MHD8TN
UBT1E222MHD8-ND UBT1E222MHD8
UBT2C470MHD8-ND UBT2C470MHD8
UBT1J331MHD8-ND UBT1J331MHD8
493-UBT2W220MHD8TNCT-ND,UBT2W220MHD8TTB-ND UBT2W220MHD8TN
UBT2W220MHD8-ND UBT2W220MHD8
UBT2A331MHD8-ND UBT2A331MHD8
493-UBT1K220MPD8TDCT-ND,UBT1K220MPD8TTB-ND UBT1K220MPD8TD
UBT1J330MPD8-ND UBT1J330MPD8
493-UBT1K330MPD8TDCT-ND,UBT1K330MPD8TTB-ND UBT1K330MPD8TD
UBT1C331MPD8-ND UBT1C331MPD8
UBT1C471MPD8-ND UBT1C471MPD8
493-UBT2D220MPD8TDCT-ND,UBT2D220MPD8TTB-ND UBT2D220MPD8TD
493-UBT2C680MHD8TOCT-ND,UBT2C680MHD8TTB-ND UBT2C680MHD8TO
UBT2E680MHD8-ND UBT2E680MHD8
UBT1H010MPD1TA-ND UBT1H010MPD1TA
493-UBT1H4R7MPD8TATB-ND UBT1H4R7MPD8TA
UBT1H2R2MPD1TA-ND UBT1H2R2MPD1TA
UBT1H3R3MPD1TA-ND UBT1H3R3MPD1TA
UBT1K470MPD8CV-ND UBT1K470MPD8CV
493-UBT1H010MPD8TDCT-ND,UBT1H010MPD8TD-ND UBT1H010MPD8TD
493-13102-1-ND,493-13102-3-ND UBT1H2R2MPD1TD
UBT2A101MHD8SZ-ND UBT2A101MHD8SZ
493-UBT1H100MPD8TDCT-ND,UBT1H100MPD8TD-ND UBT1H100MPD8TD
493-13117-1-ND,493-13117-3-ND UBT2A4R7MPD8TD
UBT1V471MHD8-ND UBT1V471MHD8
493-UBT2V330MHD8TNCT-ND,UBT2V330MHD8TN-ND UBT2V330MHD8TN
UBT2A221MHD8-ND UBT2A221MHD8
UBT1E332MHD8-ND UBT1E332MHD8
UBT1H010MPD8-ND UBT1H010MPD8
UBT1H2R2MPD8-ND UBT1H2R2MPD8
UBT1H3R3MPD8-ND UBT1H3R3MPD8
UBT2A4R7MPD8-ND UBT2A4R7MPD8
UBT1H100MPD8TATB-ND UBT1H100MPD8TA
UBT2A4R7MPD8TA-ND UBT2A4R7MPD8TA
UBT1V521MPD8TD-ND UBT1V521MPD8TD
493-14668-ND UBT1K471MNDDCTCC
UBT1H471MHDTDCT-ND,UBT1H471MHDTDTB-ND UBT1H471MHD1TD
UBT1H102MHD8ANA-ND UBT1H102MHD8ANA
UBT1C471MHD8-ND UBT1C471MHD8