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Circuit breaker VT400 Standard switching capacity N
Icu=35 kA, 415/440 V AC 3-pole, system protection
Thermal magnetic trip unit, Ir=400 A, overload prot.
II=4000 A, short-circuit prot. without auxiliary release
with 1x AUX+1x AS FIXED mounted
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Reviews
- R
Robert Petys
Jul 15, 2025
Siemens Circuit Breaker 3VT8440-1AA03-0DA0Superb service, received my order in a flash, exactly as expected!HelpfulUnhelpful - B
BLANCHE DEARMOND
May 30, 2025
Siemens Circuit Breaker 3VT8440-1AA03-0DA0Easy-to-use website, fantastic selection, and great deals.HelpfulUnhelpful - C
Chris Jones
Mar 26, 2025
Siemens Circuit Breaker 3VT8440-1AA03-0DA0I'm loving the price, it's a real bargain!HelpfulUnhelpful - R
Ryan Wicklund
Dec 28, 2024
Siemens Circuit Breaker 3VT8440-1AA03-0DA0primera vez que lo uso. buena experienciaHelpfulUnhelpful - A
Anonymous user
Nov 25, 2022
Siemens Circuit Breaker 3VT8440-1AA03-0DA0All was ok! No problems whatsoever.HelpfulUnhelpful
Siemens Circuit Breaker 3VT8440-1AA03-0DA0
✔ In Stock (Can ship in 5-7 days)

Online Support 24/7
12 Months Warranty for New Products
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