3UA5040-1K

Product ID:126958
Updated: 2026/7/9
Siemens 3UA5040-1K

Key Features

  • 1Safeguard motors against overloads and phase failure.
  • 2Operate within a precise 9-12A tripping class.
  • 3Utilize 1 NO + 1 NC contacts for control flexibility.
  • 4Mount directly onto contactors using screw terminals.
  • 5Comply with RoHS and WEEE environmental directives.

Need price and lead time?

Request a quote for original Siemens 3UA5040-1K. Tell us your required quantity.

It only takes 1 minute — get your quotation and delivery time.
Quote within 24h
100% Original Siemens
Global Delivery
No Spam · Secure

Need a quote? Enter your quantity and get pricing fast.

Qty

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Model Number
3UA5040-1K

Specifications may be subject to change without notice

Still deciding on 3UA5040-1K?

Our engineers can confirm stock, price, and lead time for this Siemens part.

Get a no-obligation quote in 1 minute.

Chat with us