Siemens 3TX7004-1LB00 Interface Relay

New Original | Industrial Control Relay | DIN Rail Mount

Product Overview

The Siemens 3TX7004-1LB00 Interface Relay is a high-reliability industrial relay module designed for signal isolation, amplification, and switching in automation and control systems.
As part of Siemens’ trusted interface relay portfolio, it ensures stable performance, electrical isolation, and long service life in demanding industrial environments.

This unit is 100% new and original, supplied in factory-sealed Siemens packaging, making it ideal for control cabinet assembly, system upgrades, and OEM replacement.

Key Features

✔ Genuine Siemens Product – guaranteed compatibility and long-term reliability
✔ Reliable Signal Switching – precise control of digital signals in automation systems
✔ Electrical Isolation – protects PLCs and control devices from voltage spikes
✔ Compact DIN Rail Design – saves panel space and simplifies installation
✔ Long Mechanical & Electrical Life – suitable for continuous industrial operation
✔ Maintenance-Free Operation – stable performance over extended cycles

Technical Specifications

Parameter	Specification
Manufacturer	Siemens
Model	3TX7004-1LB00
Product Type	Interface Relay
Rated Control Voltage	24 V DC
Contact Configuration	1 NO (Normally Open)
Rated Switching Voltage	Up to 250 V AC
Rated Switching Current	Up to 6 A
Contact Material	Silver alloy
Coil Power Consumption	Approx. 0.9 W
Electrical Isolation	Coil / Contact isolation
Mounting Type	DIN Rail (35 mm)
Operating Temperature	-25°C to +60°C
Mechanical Life	>10 million operations
Electrical Life	>1 million operations (rated load)
Protection Rating	IP20
Condition	New, Original
Packaging	Factory-Sealed Siemens Box

Typical Applications

PLC input/output signal isolation
Control cabinet and panel building
Machine control and automation systems
Industrial relay logic circuits
OEM equipment manufacturing and retrofitting

Why Choose Siemens 3TX7004-1LB00

✅ Ensures safe and stable signal switching in industrial automation
✅ Reduces system risk through effective electrical isolation
✅ Compact footprint ideal for high-density control panels
✅ Original Siemens quality guarantees long-term system reliability
✅ Perfect for replacement, expansion, or new installations

Quality Assurance & Shipping

📦 100% New & Original, factory-sealed
🔍 Fully inspected before shipment
🚀 Fast worldwide delivery available

3TX7004-1LB00 New Original 3TX70041LB00 Siemens Interface Relay