Siemens 3TH2040-0BB4 Contactor Relay – Reliable Relay Solution for Industrial Automation
The Siemens 3TH2040-0BB4 Contactor Relay is designed for applications requiring reliable switching of circuits in industrial control systems. It features a robust design for extended use in demanding environments, making it an essential component in automation processes.
Product Family:3TH4 Contactor Relay
Type Designation:Relay
EN Standard Compliance:EN 50011
Pole Configuration:40E
Contact Configuration:4 NO
Operating Voltage:24 VDC
Product Lifecycle Status:Phased-out product
Net Weight:0.653 Kg
The Siemens 3TH2040-0BB4 Contactor Relay is designed to meet stringent industrial standards, ensuring reliable performance in demanding applications.
This model features four normally open contacts, making it ideal for controlling circuits that require frequent switching.
With its screw terminal design, it ensures easy installation and maintenance.
The relay operates at 24VDC, providing a safe and efficient solution for direct current applications.
Although it is a phased-out product, it retains its robust build quality and dependable functionality, making it a preferred choice for those seeking reliable performance in older systems.



















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