Siemens 3SU1801-0NA00-2AC2

Siemens 3SU1801-0NA00-2AC2 | SIRIUS ACT Contact Module for Reliable Signal Interruption in Industrial Applications

Overview

The Siemens 3SU1801-0NA00-2AC2 is a high-quality contact module from the SIRIUS ACT series, featuring one normally closed (NC) contact and a push-in terminal connection. Designed for use with 22mm operator devices, it provides secure, tool-free wiring and fast assembly, ideal for demanding industrial environments.

Key Features

• Product Line: SIRIUS ACT

• Contact Configuration: 1 NC (normally closed)

• Terminal Type: Push-in spring-loaded terminals for fast, tool-free wiring

• Mounting Size: 22mm standard

• Snap-On Assembly: Quick installation with SIRIUS ACT actuators

• High Mechanical Durability: Over 10 million operations

• Compact and Rugged: Designed for harsh industrial use

• Vibration Resistant: Reliable performance in high-vibration settings

Technical Specifications

• Catalog Number: 3SU1801-0NA00-2AC2

• Rated Operational Voltage: Up to 500V AC

• Rated Operational Current: Up to 6A (AC-15)

• Contact Material: Silver alloy contacts

• Mounting Type: Rear snap-on to actuator, DIN panel compatible

• Operating Temperature Range: -25°C to +70°C (-13°F to +158°F)

• Protection Class: IP20 (rear), IP66/IP69K (with actuator)

• Certifications: CE, UL, CSA

Applications

• Emergency stop circuits

• Motor stop/start controls

• Control panels and operator stations

• Industrial automation machinery

• Manufacturing and process systems

Why Choose the 3SU1801-0NA00-2AC2?

• Fast Wiring: Push-in terminals reduce installation time

• Durable Construction: Built for long-term industrial use

• Reliable Switching: NC contact ensures immediate circuit interruption

• Compact Design: Ideal for tight panel spaces

• Easy Maintenance: Tool-free replacement and diagnostics

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In stock and ready for shipping.