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The SIEMENS 3RK1901-2EA00 is a K45 mounting accessory designed to support the secure installation of compatible K45-series components in industrial control and automation systems. This hardware piece provides the mechanical interface needed to mount K45-format devices to standard enclosure or panel surfaces. It is a low-profile, purpose-built bracket used by industrial electricians and automation technicians during panel assembly or equipment upgrades. The part weighs 0.060 pounds and measures 3.150 inches long by 1.772 inches wide by 0.512 inches tall, keeping installation footprint compact.
This mounting accessory is suited for industrial environments where K45-series components are integrated into control panels, machinery enclosures, or automation assemblies. It is typically installed during new builds or retrofit projects where proper component alignment and secure mechanical attachment are required. Electricians and panel builders working with Siemens K45-format devices will find this part a direct-fit solution for those mounting applications.
Designed as an OEM-style mounting accessory for Siemens K45-series components used in industrial control and automation panel applications.
Installation should be performed by a qualified industrial electrician or automation technician. De-energize the panel and follow applicable lockout/tagout procedures before beginning any mechanical or electrical work. Verify alignment of the K45 component with the mounting bracket before fastening to avoid stress on the device housing. Consult local electrical codes and the equipment manufacturer documentation for torque and fastener requirements specific to the enclosure.
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