Siemens Industrial Controls 3TX7110-5BC03C 24VDC SPDT Plug-In Relay 15A

The Siemens 3TX7110-5BC03C is a basic style plug-in relay from the SIRIUS 3TX71 series, designed for reliable switching and control in industrial automation applications. This relay features a 24VDC coil voltage, single-pole double-throw (SPDT) contact configuration, and a 15-amp contact rating at 300VAC, making it ideal for controlling motors, lighting circuits, and other industrial loads.

Key Features:

• 24VDC coil voltage for DC control circuits
• SPDT (single-pole double-throw) contact configuration for flexible switching between two circuits
• 15A continuous contact rating for reliable load control
• Square base, 5-pin plug-in design for quick installation and replacement
• Mechanical flag indicator provides visual confirmation of relay state
• Narrow profile saves valuable panel space
• Basic style relay offers economical performance for cost-sensitive applications

Technical Specifications:

• Contact arrangement: SPDT (Form C)
• Coil voltage: 24VDC
• Contact rating: 15A at 300VAC
• Number of pins: 5-pin configuration
• Mounting: Plug-in to socket (requires 3TX7144-4E7 socket, sold separately)
• Indication: Mechanical flag only

The 3TX7110-5BC03C requires the 3TX7144-4E7 relay socket for installation, which provides DIN rail or panel mounting capability. This relay is part of Siemens' proven SIRIUS control product family, ensuring quality and reliability in demanding industrial environments including manufacturing automation, process control, HVAC systems, and machine control applications.