Home › Manufacturers › Siemens › 3SB3420-0C

Siemens

Siemens 3SB3420-0C 22mm Contact Block (1NC)

Siemens 3SB3420-0C 22mm contact block with 1 NC contact.

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

In Stock — Ready to Ship

ManufacturerSiemens

Part number3SB3420-0C

Type Contact Block

Contact Configuration 1 NC

Size 22 mm

Terminal Type Screw

Get a price for 3SB3420-0C

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 22mm Mounting Size Screw Terminal Connection IP40 Protection For 3SU1 Series Reliable Switching

Product description

The Siemens 3SB3420-0C is a 22mm contact block featuring one Normally Closed (NC) contact. It is designed for use with Siemens 3SU1 series pushbuttons and indicator lights, offering a reliable component for control circuits. The block has screw-type terminals for secure connections and an IP40 enclosure rating for protection.

This contact block is suitable for standard industrial and marine applications, serving as a fundamental component in control panels, operator interfaces, and safety circuits. Its 1 NC configuration is commonly used for signaling or interlock functions where a circuit must be broken when activated.

Stanlo Automation, a veteran-owned surplus parts distributor, provides essential components like the Siemens 3SB3420-0C. We ensure access to quality automation parts, helping you complete your control system projects efficiently and reliably.

Technical specifications

Type	Contact Block
Contact Configuration	1 NC
Size	22 mm
Terminal Type	Screw
Enclosure Rating	IP40
Manufacturer	Siemens
Series	3SU1 Compatible

Common applications

Control Panels

Operator Interfaces

Industrial Automation

Machine Control

Safety Circuits

Marine Applications

Compatible systems

Siemens 3SU1 Series Pushbuttons and Indicator Lights

Also known as

Siemens 1NC Contact Block 3SB3420-0C Pushbutton Component 22mm NC Contact

Replaces / compatible with

The 3SB3420-0C is designed for use with the Siemens 3SU1 series pushbuttons and indicator lights. It is a standard component and typically does not replace other specific part numbers but serves as a functional block within a control system.

Technical note

Expert tip

The 3SB3420-0C is a component that must be attached to a suitable actuator or pushbutton head for operation.

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 is the contact configuration of the Siemens 3SB3420-0C?

The Siemens 3SB3420-0C contact block features one Normally Closed (NC) contact. This means the circuit connected to this contact is closed when the actuator is not pressed and opens when the actuator is pressed.