Siemens 3RT2526-2AB00 Power Contactor AC-3, 25A, 11kW/400V, 4-Pole, 24V AC, S0 Size Original Brand New

Overview

The Siemens 3RT2526-2AB00 Power Contactor is a high-performance switching device designed for reliable motor control in industrial applications. Engineered with AC-3 25 A operational current and 11 kW at 400 V motor rating, this 4-pole contactor ensures robust switching capability, long service life, and consistent electrical performance. With a compact S0 size design, it integrates seamlessly into control panels while maintaining efficient functionality.

Equipped with 2 NO + 2 NC main contacts and 1 NO + 1 NC auxiliary contacts, this model provides versatile circuit configuration options. Its innovative spring-loaded terminals ensure fast, secure wiring suitable for demanding environments.

Key Benefit

• High switching performance for AC-3 motor loads up to 25 A

• Reliable 11 kW / 400 V motor control, ideal for industrial automation

• Multi-pole configuration (4-pole) for flexible circuit design

• Enhanced safety & redundancy with built-in NO/NC auxiliary contacts

• Rapid installation using spring-loaded terminals

• Compact S0 size saves valuable panel space

• Durable Siemens engineering ensures long operational life

Functions & Features

• Application Category: AC-3 – suitable for switching squirrel-cage motors

• Operational Current: 25 A

• Motor Rating: 11 kW at 400 V

• Pole Configuration: 4-pole

• Main Contacts: 2 NO + 2 NC

• Auxiliary Contacts: 1 NO + 1 NC

• Control Voltage: 24 V AC, 50 Hz

• Terminal Type: Spring-loaded terminals for quick wiring

• Size: S0 – compact and panel-friendly

• Optimized for: Motor starters, control systems, automation panels, industrial equipment

Application

• Switching of non-motor loads (e.g., lighting circuits, heating, transformers)

• Two-speed motor control

• Isolation and switching in industrial automation

• Control panels and machinery

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