# LEGRAND S 304 D40 DX | Circuit breaker; 400VAC; Inom: 40A; Poles: 4; Charact: D; 6kA; IP20

**Manufacturer:** LEGRAND  
**MPN:** `S 304 D40 DX`

## 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 304 D40 DX \| Circuit breaker; 400VAC; Inom: 40A; Poles: 4; Charact: D; 6kA; IP20 |
| atoms | 1 |
| jsonUrlData | b977ebf57504870d89184fbc959ea2df. |
| jsonUrlData2 | d7150fc0eac360fcdbf1 |
| keywords | LEGRAND, S 304 D40 DX, 408151, Fuses and Circuit Breakers, Circuit Breakers |
| moq | 1 |
| MPN | S 304 D40 DX |
| multiple | 1 |
| qtyInStock | 0 |
| SKU | 408151 |
| snippet | LEGRAND S 304 D40 DX \| Circuit breaker; 400VAC; Inom: 40A; Poles: 4; Charact: D; 6kA; IP2 |
| tierMinQty1 | 1 |
| tierMinQty2 | 5 |
| tierMinQty3 | 10 |
| tierPrice1 | 75.79 |
| tierPrice2 | 71.06 |
| tierPrice3 | 66.32 |
| Type of protection | circuit breaker |
| Current rating | 40A |
| Number of poles | 4 |
| 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 | S310 TX |
| Trade name | MCB |
| Rated voltage | 400V AC |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| TME | 408151 | 75.79 | 1 | None | 1 |

---
Structured data: `/python/html6/product/500/106500000/106508000/part_--S304D40DX---LEGRAND--eb6af01fb7.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp