Home › Manufacturers › Siemens › 3NP1940-1FA00

Siemens

Siemens 3NP1940-1FA00 Auxiliary Switch - 1 Changeover Contact

Siemens 3NP1940-1FA00 auxiliary switch with 1 changeover contact.

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

In Stock — Ready to Ship

ManufacturerSiemens

Part number3NP1940-1FA00

Contact Configuration 1 Changeover (1 CO)

For Use With Siemens 3NP1 Fuse Switch Disconnectors

For Fuse Size NH1, NH2, NH3

Type Accessory

Get a price for 3NP1940-1FA00

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 Changeover Contact For NH1, NH2, NH3 Sizes Accessory for 3NP1 Fuse Switch Disconnectors Reliable Status Signaling Easy Installation

Product description

The Siemens 3NP1940-1FA00 is an auxiliary switch featuring one changeover (1 CO) contact. It is designed as an accessory for the Siemens 3NP1 series fuse switch disconnectors, specifically for sizes NH1, NH2, and NH3.

This auxiliary switch is crucial for providing remote signaling of the disconnector's status or for controlling other circuits based on the disconnector's position. It finds applications in industrial control panels, power distribution systems, and machinery where reliable status indication is required.

Source your Siemens 3NP1940-1FA00 auxiliary switch from Stanlo Automation, a veteran-owned surplus parts distributor, to ensure reliable components for your industrial automation needs.

Technical specifications

Contact Configuration	1 Changeover (1 CO)
For Use With	Siemens 3NP1 Fuse Switch Disconnectors
For Fuse Size	NH1, NH2, NH3
Type	Accessory

Common applications

Industrial Control Panels

Power Distribution

Machinery Automation

Electrical Assemblies

Motor Control

Compatible systems

Siemens 3NP1 Fuse Switch Disconnectors (Sizes NH1, NH2, NH3)

Also known as

Siemens 3NP1 Auxiliary Contact 3NP1 Accessory Switch Siemens NH Fuse Switch Accessory

Replaces / compatible with

Compatible with Siemens 3NP1 series fuse switch disconnectors of sizes NH1, NH2, and NH3.

Technical note

Expert tip

Ensure proper wiring and mounting according to the Siemens 3NP1 series installation manual for reliable 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 3NP1940-1FA00?

The Siemens 3NP1940-1FA00 auxiliary switch features one changeover (1 CO) contact. This allows it to act as a single-pole double-throw (SPDT) switch for signaling or control purposes.