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PRODUCT OBSOLESCENCE MEMO
POTENTIOMETERS
Last time buy date: January 10, 2022
Last time ship date: July 11, 2022
If you have any questions or need additional information, please feel free to contact Customer Service/
Inside Sales.
Bourns® Model PTH90 Series Dual Concentric Shaft Panel Controls
with Rotary Switch to be Discontinued
Riverside, California – July 7, 2021 – In accordance with our ongoing product lifecycle management procedure,
Bourns will transfer the Model PTH90 Series Dual Concentric Shaft Panel Controls with Rotary Switch to an End
of Product Life status on January 10, 2022. A lack of sales volume and diminishing demand necessitates this
action. A list of affected part numbers is included on the following page.
Regrettably, no replacement part numbers are available at this time. Customers may continue to purchase the
parts during the End of Product Life transition period between now and January 10, 2022. Orders for these
discontinued part numbers during this End of Product Life transition period will be considered noncancellable.
Products purchased during this End of Product Life transition period will be considered nonreturnable and will be
covered by Bourns’ standard warranty.
Please plan for the following deadlines:
SC 2118
Bourns® Model PTH90 Series Dual Concentric Shaft Panel Controls with Rotary Switch to be Discontinued
July 7, 2021
Page 2 of 2
Obsolete Part Numbers
PTH901-030F-102B2 PTH901-130K-103B1 PTH902-030F-203B2 PTH902-035S-104A4 PTH902-LECF-502B1
PTH901-030F-504A1 PTH901-130K-503B4 PTH902-030K-504A2 PTH902-040S-503B1 PTH902-030F-254A1
PTH901-030K-103B1 PTH901-130K-504A3 PTH902-035F-103B1 PTH902-130F-254A1
PTH901-030K-504B2 PTH902-030F-102B2 PTH902-035K-103B1 PTH902-130F-502B1
PTH901-030S-103B1 PTH902-030F-103B2 PTH902-035S-103B1 PTH902-135F-503B4