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Siemens 5SL6125-7BB — 1-Pole MCB (DIN Rail)

Siemens 5SL6125-7BB SENTRON MCB, 1P C-curve 25 A 6 kA

MPN5SL6125-7BB

Siemens SENTRON 5SL6 series, 5SL6125-7BB miniature circuit breaker, 1-pole, C-curve, 25 A rated current, 6 kA breaking capacity per EN 60898, 400 V AC.

Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026

Specifications

5SL6125-7BB — Identification
ParameterValue
Product designationMiniature circuit breaker
Brand nameSENTRON
Number of poles1
Application suitabilityResidential buildings/infrastructure
5SL6125-7BB — Electrical & Protection
ParameterValue
Tripping characteristic classC
Rated value (EN 60898)6 kA
Overvoltage category3
5SL6125-7BB — Mounting & Connection
ParameterValue
Mounting positionany
Width18 mm
Height90 mm
Depth76 mm
Installation depth70 mm
SealableYes
5SL6125-7BB — Environmental
ParameterValue
IP protection classIP20, with connected conductors
Halogen-freeYes
Silicone-freeYes

Product details

Physically it occupies a single 18 mm module on a DIN rail, 90 mm tall and 76 mm deep behind the panel. The screw terminals accept 0.75–25 mm² solid or stranded copper, torqued to 2.5–3 N·m.

Environment and compliance

Rated for ambient temperatures from -25 to +45 °C, with periodic exposure up to +55 °C and 95% humidity. Overvoltage category III and energy limiting class 3.

Frequently asked questions

What is the breaking capacity of 5SL6125-7BB?

6 kA per both EN 60898 and IEC 60947-2, at 400 V AC.

Where can I buy 5SL6125-7BB and how is it quoted?

Sourced and quoted to order against an RFQ through independent distribution. Availability and current pricing are confirmed at quote time.

MPN
5SL6125-7BB