Schneider Electric C40W Miniature Breakers Series

8 variants · Schneider ElectricAll Miniature Circuit Breakers (MCB) →

About the Schneider Electric C40W Miniature Breakers Series

The Schneider Electric C40W Miniature Breakers Series series groups 8 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. The listed variants share a common connection surface bottom of Front, connection surface top of Front and control type of Toggle. Variants differ by application, storage temperature and temp storage min, so you can match the exact application your application requires using the selection guide below.

Select a variant by

Application: Distribution · Motor protection
Storage temperature: -50...85 °C · -40...85 °C
Temp storage min: -50 °C · -40 °C
Width: 140 mm · 185 mm

Shared specifications

Connection surface bottom: Front
Connection surface top: Front
Control type: Toggle
Depth: 110 mm
Electrical life cycles: 12000 cycles at 440 V In/2 6000 cycles at 440 V In 6000 cycles at 690 V In/2 3000 cycles at 690 V In
Height: 255 mm
IP rating: IP40
Main product or component type: Circuit breaker
Mechanical life cycles: 15000 cycles
Operating temperature: -25...70 °C
Pollution degree: class 3
Temp operating max: 70 °C

Variant comparison

Parameter	C40W31M320	C40W32D400	C40W32M320	C40W35E400	C40W42D250	C40W45E400
Application	Motor protection	Distribution	Motor protection	Distribution	Distribution	Distribution
Storage temperature	-50...85 °C	-50...85 °C	-50...85 °C	-40...85 °C	-50...85 °C	-40...85 °C
Temp storage min	-50 °C	-50 °C	-50 °C	-40 °C	-50 °C	-40 °C
Width	140 mm	140 mm	140 mm	140 mm	185 mm	185 mm

Request a quote on any Schneider Electric C40W Miniature Breakers Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.