# LEGRAND S 303 D4 TX | Circuit breaker; 400VAC; Inom: 4A; Poles: 3; for DIN rail mounting

**Manufacturer:** LEGRAND  
**MPN:** `S 303 D4 TX`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | LEGRAND |
| Manufacturer name | LEGRAND |
| Manufacturer | LEGRAND |
| CategoryL1 | Fuses and Circuit Breakers |
| CategoryL2 | Circuit Breakers |
| CategoryL3 | Circuit Breakers |
| Extra Product Name | LEGRAND S 303 D4 TX \| Circuit breaker; 400VAC; Inom: 4A; Poles: 3; for DIN rail mounting |
| atoms | 1 |
| jsonUrlData | 5df81438977c1a4f9dd323e35babdbb2. |
| jsonUrlData2 | eb01f065aca693957956 |
| keywords | LEGRAND, S 303 D4 TX, 403750 |
| moq | 1 |
| MPN | S 303 D4 TX |
| multiple | 1 |
| qtyInStock | 0 |
| SKU | 403750 |
| snippet | LEGRAND S 303 D4 TX \| Circuit breaker; 400VAC; Inom: 4A; Poles: 3; for DIN rail mountin |
| Type of protection | circuit breaker |
| Current rating | 4A |
| Number of poles | 3 |
| Mounting | for DIN rail mounting |
| Characteristics | D |
| Short circuit breaking capacity | 6kA |
| IP rating | IP20 |
| Cross section of connecting wires | 1...35mm |
| Operating temperature | -25...70?C |
| Mechanical durability | 20000 cycles |
| Electrical life | 10000 cycles |
| Conform to the norm | IEC EN 60898-1 |
| Manufacturer series | S300 TX |
| Trade name | MCB |
| Rated voltage | 400V AC |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| TME | 403750 |  |  | None | 1 |

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Structured data: `/python/html6/product/500/250000000/250244500/part_--S303D4TX---LEGRAND--16538e156d.json`  
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