
SIEMENS 3RU2126-1EB0 ; 2.8-4 AMP New
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The Siemens 3RU2126-1EB0 is a SIRIUS thermal overload relay designed for dependable motor protection in industrial control panels, machine building and automation systems. With an adjustable current range of 2.8 to 4 A, it supports accurate matching to the motor load and helps reduce downtime caused by overload conditions.
This overload relay is part of the Siemens SIRIUS 3RU21 series and is intended for use with compatible contactors in direct-on-line and reversing starter combinations. The screw terminal connection provides secure wiring, while the compact design makes it suitable for space-efficient control cabinet installations.
For maintenance teams, panel builders and industrial buyers, this Siemens overload relay offers a practical solution for protecting low-voltage motors, and it is supplied with a 1-year warranty for added purchasing confidence.
- Brand: Siemens
- Series: SIRIUS 3RU21
- Model: 3RU2126-1EB0
- Current setting range: 2.8 to 4 A
- Protection type: Thermal overload relay
- Connection type: Screw terminals