3SE5112-0BA00

The Siemens SIRIUS 3SE5112-0BA00 is a basic switch (contact base assembly) for the 3SE51 series limit switches, not a complete switch body. It provides 1NO/1NC slow-action contacts and is suitable for installation in existing metal housings for maintenance and replacement parts.

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The Siemens SIRIUS 3SE5112-0BA00 is a basic switch (contact base assembly) designed specifically for the 3SE51 series metal-cased limit switches. It is designed to be installed in existing housings for easy and quick field replacement of damaged contact modules.

Core Product Advantages and Features
Modular design of contact base
Sold separately as a basic switch (contact base), it can be directly installed into a compatible 3SE51 metal housing, eliminating the need to replace the entire switch body.
1NO/1NC slow motion contact
It provides one set of normally open and one set of normally closed slow-action contacts, and the action is synchronized with the actuator, which is suitable for general mechanical position feedback applications.
Convenient for repair and replacement
Suitable for use as spare parts, they can be quickly replaced when switch contacts age or are damaged, thus shortening equipment downtime.
Compatible with existing shell design
Designed according to the 3SE51 series standard interface, it is highly interchangeable with the metal housing and actuator head of the same series.
project Specification
Product Type Basic switch (contact base assembly), incomplete switch body
Applicable series 3SE51 Metal Housing Limit Switch
Contact configuration 1NO/1NC, slow motion contact
use Contact module for on-site spare parts replacement