Siemens SENTRON 5SL1304-7MB, miniature circuit breaker, 3-pole, C-curve, 4 A rated, 3 kA breaking capacity per IEC 60947-2, 230/400 V AC.
| Parameter | Value |
|---|---|
| Brand name | SENTRON |
| Number of poles | 3 |
| Pole configuration | 3P |
| Suitability for operation | Residential buildings/infrastructure |
| Parameter | Value |
|---|---|
| Tripping characteristic (curve) | C |
| Overvoltage category | III |
| IP protection class | IP20, with connected conductors |
| Pollution degree | 2 |
| Parameter | Value |
|---|---|
| Rated current (AC) | 4 A |
| Rated voltage (AC, multi-phase) | 440 V |
| Parameter | Value |
|---|---|
| Modular width units | 3 |
| Mounting position | any |
| Width | 54 mm |
| Height | 90 mm |
| Depth | 76 mm |
| Installation depth | 70 mm |
| Terminal tightening torque, max. | 75 °C |
| Terminal tightening torque, min. | -40 °C |
| Sealable | Yes |
| Parameter | Value |
|---|---|
| Halogen-free | Yes |
| Silicone-free | Yes |
The Siemens 5SL1304-7MB is a SENTRON miniature circuit breaker (MCB) — 3-pole, C-curve trip characteristic, rated 4 A at 30 °C, with a 3 kA breaking capacity per IEC 60947-2. It's designed for residential and infrastructure branch-circuit protection on 230/400 V AC networks.
Pollution degree 2, overvoltage category III.
Submit an RFQ; the part is sourced to order through independent distribution, with availability and current pricing confirmed at quote time.
3 kA per IEC 60947-2.
Yes — both share the same 3-pole DIN-rail footprint, 54 mm width, 76 mm depth, and 70 mm installation depth. The 5SL4363-7 is a higher-rated variant (different current/breaking capacity), but the mechanical envelope is identical.
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