3TH3040-0BF4 | Contactor Relay, 110 V DC – Siemens

Product Overview

The 3TH3040-0BF4 is a high-quality contactor relay manufactured by Siemens, designed for reliable switching of electrical circuits. It is suitable for a wide range of industrial applications, offering durability and precision in operation.

Key Features

• Voltage Rating: 110 V DC
• Type: Contactor Relay
• Brand: Siemens
• Contact Configuration: 3NO (3 Normally Open Contacts)
• Rated Current: 10 A
• Coil Power Consumption: Low power consumption for energy efficiency
• Mechanical Life: Up to 30 million operations
• Electrical Life: Up to 1 million operations at rated load
• Mounting: DIN rail mounting for easy installation
• Operating Temperature Range: -25°C to +60°C
• Protection Class: IP20 (finger-safe design)
• Compliance: Meets international standards for safety and performance

Applications

The 3TH3040-0BF4 contactor relay is ideal for use in:

• Motor control circuits
• Industrial automation systems
• HVAC systems
• Lighting control systems
• Power distribution systems

Technical Specifications

Benefits

• High reliability and long service life
• Compact design for space-saving installation
• Easy to install and maintain
• Energy-efficient operation
• Wide range of applications

Warranty

This product comes with a standard manufacturer warranty of 2 years, ensuring peace of mind and reliable performance.