Home › Manufacturers › Siemens › SINUMERIK CNC › 6FC5373-0AA30-0AA0

Siemens

Siemens SINUMERIK 840D sl NCU730.3PN - 6FC5373-0AA30-0AA0

Name: Siemens 6FC5373-0AA30-0AA0
Brand: Siemens
SKU: 6FC5373-0AA30-0AA0
Availability: InStock

Siemens SINUMERIK 840D sl NCU730.3PN with PLC 317-3PN/DP.

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

In Stock — Ready to Ship

ManufacturerSiemens

Part number6FC5373-0AA30-0AA0

Part Number 6FC5373-0AA30-0AA0

Manufacturer Siemens

Series SINUMERIK 840D sl

Type NCU730.3PN

Get a price for 6FC5373-0AA30-0AA0

Response within 1 business hour

🛡

12-month warranty

All units tested

⚡

Same-day dispatch

Order by 2pm CST

🌐

Worldwide delivery

US, EU, Asia, Middle East

🎖

Veteran-owned

CAGE: 9NK75

SINUMERIK 840D sl platform NCU730.3PN controller Integrated PLC 317-3PN/DP 3 MB CNC memory 512 KB PLC memory High-performance CNC

Product description

The Siemens 6FC5373-0AA30-0AA0 is a SINUMERIK 840D sl Numerical Control Unit (NCU) featuring the NCU730.3PN. This advanced unit integrates a PLC 317-3PN/DP, offering substantial user memory: 3 MB for CNC functions and 512 KB for PLC operations. It is designed for high-performance CNC applications requiring complex motion control and integrated PLC logic, with built-in heat dissipation for reliable operation.

This NCU is the core of advanced CNC systems for complex machining tasks, including multi-axis milling, turning, and grinding. It is widely used in the automotive, aerospace, heavy machinery, and mold & die industries where precision and efficiency are paramount.

Stanlo Automation, your trusted veteran-owned source for industrial surplus parts, offers the Siemens 6FC5373-0AA30-0AA0. Equip your machinery with high-performance control components at a competitive price. We ensure prompt delivery and expert support to minimize downtime.

Technical specifications

Part Number	6FC5373-0AA30-0AA0
Manufacturer	Siemens
Series	SINUMERIK 840D sl
Type	NCU730.3PN
Integrated PLC	317-3PN/DP
CNC Memory	3 MB
PLC Memory	512 KB
Features	Internal heat dissipation

Common applications

Multi-axis CNC machining

High-precision milling

Advanced turning centers

Grinding machines

Automation systems

Mold and die making

Aerospace manufacturing

Compatible systems

SINUMERIK 840D sl systems PLC 317-3PN/DP compatible modules

Also known as

Siemens 840D sl NCU NCU730.3PN Siemens CNC controller 6FC5373

Replaces / compatible with

This NCU is a key component within the SINUMERIK 840D sl CNC system, designed for advanced machine control.

Technical note

Expert tip

Ensure proper heat dissipation and ventilation when installing the NCU730.3PN in enclosed machine cabinets.

What happens next?

Email confirmation

Immediate receipt acknowledgment sent to you

Account manager assigned

Confirms your part's spec and condition

Your quote delivered

Tailored to your specific requirements

Frequently asked questions

What are the user memory capacities for CNC and PLC on the Siemens 6FC5373-0AA30-0AA0 NCU?

The Siemens 6FC5373-0AA30-0AA0 NCU provides 3 MB of user memory for CNC operations and 512 KB of internal memory for PLC functions. This configuration supports complex machining tasks and integrated automation.