Siemens 3RT2026-2BB44-3MA0 SIRIUS Power Contactor, 25A, 11kW, 400V, 24V DC Coil, Size S0, Spring-Loaded Terminal, 3-Pole Original Brand New

Overview

The Siemens 3RT2026-2BB44-3MA0 Power Contactor is a reliable and high-performance switching device designed for use in industrial motor control and automation systems. Engineered for durability and precision, this 3-pole contactor handles up to 25 A and 11 kW at 400 V, making it ideal for a wide range of AC-3e/AC-3 applications. With a 24 V DC coil, spring-loaded terminals, and a compact S0 size, it ensures fast installation, secure connections, and consistent performance.

Key Features & Specifications

• Manufacturer: Siemens

• Product Number: 3RT2026-2BB44-3MA0

• Product Type: Power Contactor

• Rated Operational Current (Ie): 25 A (AC-3)

• Rated Power: 11 kW at 400 V

• Poles: 3-Pole

• Coil Voltage: 24 V DC

• Auxiliary Contacts: 2 NO + 2 NC

• Terminal Type: Spring-loaded terminals for secure wiring

• Size: S0 (compact design)

• Surge Suppressor: Not retrofittable

• Application Category: AC-3e / AC-3

• Mounting Type: DIN rail or panel mount

• Certifications: IEC, CE

Benefit

• High reliability and long electrical life from Siemens quality design.

• Efficient motor control for industrial applications up to 11 kW.

• Quick installation with spring-loaded terminals ensuring vibration-resistant connections.

• Compact S0 design saves panel space and improves layout flexibility.

• Integrated auxiliary contacts (2NO + 2NC) for extended control functionality.

• Smooth switching performance suitable for AC-3 and AC-3e operation.

Application

• Industrial automation and control systems

• Motor starters and protection circuits

• Conveyor systems and pumps

• HVAC systems and compressors

• General machinery control panels

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