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Search for Pepperl+Fuchs sensors and isolated barriers by complete type reference and enquire about the specific version.
For industrial proximity sensors and signal isolation in the K-System.
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Pepperl+Fuchs documents inductive proximity sensors and isolated barriers for industrial applications. Through independent B2B trade, you can enquire about specific components at REHA-Components.
NBN40-U1K-N0 is a complete sensor type reference; the manufacturer declaration lists 70133100 as a separate item number. KFD2-STC4-Ex1.ES identifies a specific SMART transmitter power supply version. The .ES suffix belongs to the type reference and must be retained when comparing devices.
Manufacturer documentation
Documentation for the specific variant
Pepperl+Fuchs data sheet 227919 dated 10 August 2017 documents KFD2-STC4-Ex1.ES as a single-channel isolated barrier. Manufacturer declaration DOC-6564A dated 22 September 2022 assigns NBN40-U1K-N0 to the separate item number 70133100.
A family name proves neither interchangeability nor approval for hazardous areas. The documentation and operating conditions of the exact variant are decisive; REHA-Components trades independently of the manufacturer.
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