Siemens 3RT2526-1BJ80 Power Contactor 25 A, 11 kW, 4-Pole, 72 V DC Coil, S0 Size Original Brand New

Overview

The Siemens 3RT2526-1BJ80 power contactor is a high-performance switching device designed for reliable motor control and industrial automation applications. Engineered within the trusted Siemens SIRIUS series, this compact S0-size 4-pole contactor delivers outstanding switching capability for AC-3 motor loads up to 25 A and 11 kW at 400 V.

Equipped with a 72 V DC control voltage, the device features 2 NO + 2 NC main contacts and an additional 1 NO + 1 NC auxiliary contacts for flexible control integration. The rugged screw-terminal connection ensures durability, secure wiring, and long-term operational reliability across demanding industrial environments.

Ideal for motor starters, control panels, conveyors, pumps, HVAC equipment, and machinery requiring safe and efficient switching operations.

Benefit

• High switching reliability: Optimized for AC-3 applications up to 11 kW / 400 V.

• Flexible control design: Includes main and auxiliary contacts for advanced control configurations.

• Compact S0 size: Saves panel space while maintaining high performance.

• Long service life: Built with Siemens SIRIUS technology for enhanced durability.

• Easy installation: Screw terminals ensure secure and straightforward wiring.

• Energy-efficient DC coil: 72 V coil reduces control energy consumption and guarantees stable switching.

Function

• Switching of three-phase motors and industrial loads

• Control of automation equipment and machinery

• Integration into motor starters and circuit protection systems

• Safe disconnection and connection in operational environments

• Reliable interface for PLC and control systems via auxiliary contacts

Technical Highlight

• Product Type: Power Contactor

• Model: Siemens 3RT2526-1BJ80

• Utilization Category: AC-3

• Rated Operational Current: 25 A

• Motor Rating: 11 kW at 400 V

• Poles: 4-pole

• Control Voltage: 72 V DC

• Main Contacts: 2 NO + 2 NC

• Auxiliary Contacts: 1 NO + 1 NC

• Connection: Screw terminals

• Size: S0

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