Compare 1 price for Wylex 40A SP B Curve MCB — from £3.99 across 1 UK seller including Screwfix.
| Application | Circuit Protection, Domestic Consumer Units |
| Box Shape | Rectangular |
| Brand | Wylex |
| Breaking Capacity | 6kA |
| Colour | White/Grey |
| Control Style | Toggle Switch |
| Country/Region of Manufacture | United Kingdom |
| Current Rating | 40 A |
| Current Type | AC |
| Energy Limiting Class | 3 |
| Features | Trip-free Mechanism, No-miss Terminals, DIN Rail Mounted |
| Finish | Matte |
| Fuse Type | Miniature Circuit Breaker (MCB) |
| Interruption Type | Thermal Magnetic |
| Material | Thermoplastic |
| Maximum Amperage | 40 A |
| Model | NHXB40 |
| Mounting Style | DIN Rail Mounting |
| MPN | NHXB40 |
| Number of Gangs | 1 |
| Number of Outlets | 1 |
| Number of Poles | 1 |
| Number of Ports | 1 |
| Number of Switches | 1 |
| Number of Throws | 1 |
| Operation Method | Dolly Switch |
| Plug Type | Busbar/Terminal Connection |
| Port Type | Screw Terminal |
| Smart Home Compatibility | Not Compatible |
| Smart Home Protocol | Not Applicable |
| Suitable For | Wylex NM and NMX Series Boards |
| Terminal Capacity | 0.75-25mm² |
| Tripping Curve | B |
| Type | MCB |
| Unit Quantity | 1 |
| Unit Type | Unit |
| Voltage | 230 V |
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