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PRODUCT CHANGE NOTIFICATION
Users should verify that the described changes will not impact the performance of the product in their specific applications.
MINIATURE THERMAL CUTOFF DEVICES
KLM2106
Riverside, California – September 28, 2021 – Effective November 1, 2021, Bourns will be using an additional
supplier of copper terminals for the Model AC Series and NR Series Miniature Thermal Cutoff Devices. The
addition of the new supplier will help ensure continuity of supplies and help mitigate against the risk of a
potential material shortage. A list of affected part numbers is included below.
Affected Part Numbers
AC72ABD AC82ABD AC90A1D NR72A10 NR77A10 NR82A10 NR85A10
AC77ABC AC85A1D AC90ABC NR72AB0 NR77AB0 NR82AB0 NR85AB0
AC77ABD AC85ABD AC90ABD NR72ABH NR77ABH NR82ABH NR85ABH
The form, fit, function, quality and reliability of the Miniature Thermal Cutoff Devices remain unchanged.
Samples built with the materials from the additional supplier are now available.
Implementation dates are as follows:
Date that the manufacturing process of the affected part numbers
will begin to use copper terminals from both the current copper supplier
and the new additional copper supplier: November 1, 2021
First date code using the above changes: Y0121
If you have any questions or need additional information, please feel free to contact Customer Service/
Inside Sales.
Bourns® Model AC Series and NR Series
Miniature Thermal Cutoff Devices
Additional Source of Supply for Copper Terminals
X 1 7 1 7 K
A C 9 0 A B D
0 0
A D
A D
1 1 5 5 C
N R 7 2 A B 0
5 6