The Siemens SENTRON 5SL4405-7 is a 4-pole miniature circuit breaker rated 0.5 A with a C tripping characteristic and a 10 kA breaking capacity per EN 60898 (also 10 kA per IEC 60947-2). It is designed for 400 V AC multi-phase operation, with a maximum of 440 V AC. Terminal capacity accepts solid or stranded conductors from 0.75 to 25 mm², with a tightening torque of 2.5 to 3 N·m.
Siemens 5SL4405-7 SENTRON MCB, 4P C 0.5A 10kA
MPN5SL4405-7
Active
Siemens SENTRON 5SL4405-7 miniature circuit breaker, 4-pole, C-curve, 0.5 A rated current, 10 kA breaking capacity per EN 60898, 400 V AC, 4 width units (72 mm), IP20.
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026
Specifications
| Parameter | Value |
|---|---|
| Type / order code | 5SL4 |
| Brand name | SENTRON |
| Application suitability | Residential buildings/infrastructure |
| Parameter | Value |
|---|---|
| Number of poles | 4 |
| Pole configuration | 4P |
| Rated current (In), AC | 0.5 A |
| Rated voltage, AC (multi-phase) | 440 V |
| Rated voltage, DC (max.) | 60 V |
| Voltage type | AC |
| Rated frequency | 50 Hz |
| Parameter | Value |
|---|---|
| Tripping characteristic (trip curve) | C |
| Rated breaking capacity (Icn), per EN 60898 | 10 kA |
| Rated breaking capacity, per IEC 60947-2 | 10 kA |
| Overvoltage category | 3 |
| Degree of protection (IP) | IP20, with connected conductors |
| Neutral conductor switching | No |
| Touch protection | Yes |
| Parameter | Value |
|---|---|
| Width in modular units | 4 |
| Width | 72 mm |
| Height | 90 mm |
| Depth | 76 mm |
| Installation depth | 70 mm |
| Mounting position | any |
| Sealable | Yes |
| Parameter | Value |
|---|---|
| Halogen-free | Yes |
| Silicone-free | Yes |
| Influence of ambient temperature (derating) | +55 °C, max. 95% humidity |
| Parameter | Value |
|---|---|
| Mechanical service life (switching cycles, typ.) | 10 000 |
Product details
Frequently asked questions
Where can I buy the 5SL4405-7?
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 the 5SL4405-7?
10 kA per EN 60898 and also 10 kA per IEC 60947-2, at 400 V AC. This is the standard interrupting rating for this class of MCB in residential and light commercial panels.
What wire sizes does the 5SL4405-7 accept?
Solid and stranded conductors from 0.75 to 25 mm². The screw terminals require a tightening torque of 2.5 to 3 N·m.
What is the physical size of the 5SL4405-7?
72 mm wide (4 width units), 90 mm high, 76 mm deep, with an installation depth of 70 mm. It mounts on a standard DIN rail in any position.
MPN
5SL4405-7