Siemens 6ES7 521-1FH00-0AA0 SIMATIC S7-1500 Digital Input Module SM 521 | Used

The Siemens 6ES7 521-1FH00-0AA0 is a digital input module (SM 521) for the SIMATIC S7-1500 PLC system, providing 16 digital inputs at 24V DC for industrial automation applications.

Key Benefits

• 16 digital input channels for S7-1500 systems
• 24V DC input rating for industrial field signals
• Reliable Siemens SIMATIC build quality
• Compact module for space-efficient rack builds
• Tested and functional, ready to install

Features

• Part Number: 6ES7 521-1FH00-0AA0
• Type: Digital Input Module, SM 521
• System: SIMATIC S7-1500
• Manufacturer: Siemens
• Brand: Siemens

Condition: Used — tested and functional

This is for 1 Unit.

What you see in the product images is exactly what you receive — no surprises.

Note: Customs fees and import duties for international orders are the responsibility of the buyer.