3WL1240-3MB77-4GA4-ZC01K07R21T40

Product ID:112893
Updated: 2026/7/5
Siemens 3WL1240-3MB77-4GA4-ZC01K07R21T40

Key Features

  • 1Deliver high current ratings up to 6300 A AC and 4000 A DC.
  • 2Adopt a modular design for easy retrofitting of communication components.
  • 3Ensure climate-proof operation compliant with IEC 60947-2 and IEC 60068-2-30.
  • 4Enable advanced communication via PROFINET IO, PROFIBUS DP, Modbus TCP, and Modbus RTU.
  • 5Access comprehensive accessories including Electronic Trip Units and ground-fault modules.

Need price and lead time?

Request a quote for original Siemens 3WL1240-3MB77-4GA4-ZC01K07R21T40. 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
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-3MB77-4GA4-ZC01K07R21T40

Specifications may be subject to change without notice

Still deciding on 3WL1240-3MB77-4GA4-ZC01K07R21T40?

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

Get a no-obligation quote in 1 minute.

Chat with us