The Siemens 5SY6040-7KV26 is a 1+N-pole miniature circuit breaker rated at 230 V with a 6 kA breaking capacity and a C-curve trip characteristic at 40 A. The neutral pole is on the left side, and the overall depth is 70 mm, which fits standard DIN-rail enclosures for panel integration.
Siemens 5SY6040-7KV26 MCB, 230V 6kA, 1+N C40A
MPN5SY6040-7KV26
Siemens 5SY6 series, miniature circuit breaker, 230 V, 6 kA, 1+N-pole, C-curve 40 A, neutral left, D=70 mm.
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Product details
Frequently asked questions
Where can I buy 5SY6040-7KV26 and get a price?
This part is sourced and quoted to order against an RFQ through independent distribution. Availability and current pricing are confirmed at quote time.
What is the breaking capacity of 5SY6040-7KV26?
It has a 6 kA breaking capacity at 230 V, which is suitable for standard residential and light commercial distribution boards.
MPN
5SY6040-7KV26