Siemens 5SY4440-8

SUP PTOR 5SY4 4P 480V 40A 5K D-TRIP

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Siemens 5SY4440-8 SUP PTOR 5SY4 4P 480V 40A 5K D-TRIP — Circuit Breakers & Fuses
Manufacturer catalogue image

Product Description

Lifecycle Status:
SUPPLEMENTARY PROTECTOR,4P,40A,CURVE D Supplementary Protector, UL1077 Rated, IEC Mini Circuit Breaker, 4 Pole, 40 Amps, 480 VAC, Trip Characteristic Curve D, 72mm Width,70mm Depth, UL File E116386 in Vol. 1 Sec. 2

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Offer details

Offer from:
Trusted supplier — United Kingdom, member since 2021 
Availability:
4 pcs.
In-Stock
Updated at: 31-10-2025
Warranty:
Not specified
Condition:
New Factory Sealed
New Factory Sealed - A brand-new, unused, unopened, undamaged item in its original manufacturer-sealed packaging.
The Seller is responsible for shipping the product and invoicing

Specifications

Brand
Siemens
Voltage type
AC
Rated current
40 A
Pollution degree
3
Rated voltage
400 V
Explosion-proof
Over voltage category
3

Available Offers

(4)
ConditionAvailabilitySupplierWarrantyAction
Siemens 5SY4440-8
Condition
New Factory Sealed
Availability
4 pcs.
In-Stock
Updated at: 31-10-2025
Supplier
United KingdomTrusted supplier — member since 2021 
Warranty
Not specified
Siemens 5SY4440-8
Condition
New Factory Sealed
Availability
5 pcs.
In-Stock
Updated at: 17-09-2026
Supplier
PolandTrusted supplier — member since 2023, 50–99 employees 
Warranty
24 months
Siemens 5SY4440-8
Condition
New Factory Sealed
Availability
On requestLead time: 15 days
Supplier
GermanyTrusted supplier — member since 2024 
Warranty
Not specified
Siemens 5SY4440-8
Condition
New Factory Sealed
Availability
On requestLead time to be confirmed
Supplier
ItalyTrusted supplier — member since 2021, 10–19 employees 
Warranty
12 months

Offer with manufacturer lead time

Directly from the manufacturer - with a confirmed, predictable, and fully transparent delivery time.

Documents

Data Sheet

Datasheet for Siemens 5SY4440-8, including specifications and features.

Download Data Sheet
TraceParts

CAD Models

3D CAD model and technical drawings, ready for your design software.

Download CAD Model

Product data updated: 31-10-2025

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