Siemens 5SL MCBs

Siemens 5SL MCBs are DIN-rail miniature circuit breakers for 230/400 V distribution boards. The range covers 0.5 A to 63 A in 1, 2, 3 and 4 poles across the 5SL3, 5SL4 and 5SL6 families, with more than 220 products. Stoklink ships worldwide from Turkey and quotes volumes on request.

What's in this range

• 5SL3 breakers with 4.5 kA breaking capacity.
• 5SL6 breakers rated 6 kA.
• 5SL4 breakers rated 10 kA, including 1P+N types.
• For 10 kA devices in 1 and 2 poles also see Siemens 5SY MCBs.

How to choose

• Pick the family by breaking capacity: 5SL3 for 4.5 kA, 5SL6 for 6 kA, 5SL4 for 10 kA.
• Pick the curve from the load: B for cables and resistive loads, C for general use.
• Match rating and pole count to the circuit.

FAQ

How do I read a number like 5SL6150-7?

5SL6 is the family, the digits that follow encode poles, curve and rated current, and the suffix is the version. The title lists poles, amperes and kA.

Which 5SL family has the highest breaking capacity?

5SL4 breakers in the range are rated 10 kA.

Can you ship Siemens 5SL breakers worldwide?

Stoklink ships worldwide from Turkey on EXW terms. Lead time depends on distributor stock, so request a quote with your part numbers and quantities.