Siemens
Siemens 3SB3400-0C 1 NC Contact Block
Siemens 3SB3400-0C contact block with 1 NC contact, screw terminal.
● In Stock
12-Mo Warranty
Same-Day Dispatch
Ships Worldwide
🎖 Veteran-Owned
In Stock — Ready to Ship
Get a price for 3SB3400-0C
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
1 Normally Closed (NC) contact
Screw terminal connections
Front plate mounting
Phased-out product
Product description
The Siemens 3SB3400-0C is a contact block featuring one normally closed (NC) contact element. It is designed for front plate mounting and uses screw terminals for electrical connections. This part belongs to the discontinued 3SB3 series.
This NC contact block is commonly used in safety circuits, interlocks, and control logic where a circuit needs to be broken when activated. Applications span across various industrial automation systems and machinery.
Stanlo Automation, a veteran-owned business, is your go-to source for surplus and obsolete industrial automation parts. We offer the Siemens 3SB3400-0C to help you maintain and repair your existing equipment.
Technical specifications
| Contact Element | 1 NC |
| Terminal Type | Screw Terminal |
| Mounting | Front Plate Mounting |
| Series | 3SB3 |
Common applications
Safety Circuits
Interlock Systems
Industrial Control
Machine Safety
Compatible systems
Compatible with Siemens 3SB3 series actuators and indicator components.
Also known as
Siemens 3SB3400-0C NC Contact Block
3SB3 Series NC Block
Replaces / compatible with
This part has been phased out. The preferred successor is the Siemens SIRIUS ACT 3SU1 series, specifically the 3SU1400-1AA10-1CA0.
Technical note
Expert tip
The NC contact will open when the actuator is pressed or operated, making it suitable for emergency stop circuits or safety guards.What happens next?
1
Email confirmation
Immediate receipt acknowledgment sent to you
2
Account manager assigned
Confirms your part's spec and condition
3
Your quote delivered
Tailored to your specific requirements
Frequently asked questions
What are the typical applications for a Siemens 3SB3400-0C contact block?
The Siemens 3SB3400-0C contact block, with its normally closed (NC) contact, is typically used in safety circuits and interlock systems. It ensures that a circuit is broken when the actuator is operated, crucial for safety applications in machinery.