| Manufacturer | BG |
| Product Code | CUMB40 |
| Breaking Capacity | 6kA |
| BS Standard | 60898 |
| Current Rating | 40A |
| Curve Type | B Curve |
| Voltage Rating | 230 – 240V AC |
| For Domestic or Three Phase | Domestic |
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40A Type B MCB, Single Pole, Breaking Capacity 6kA
BG CUMB40 40A MCB SP Type B designed to be used with the BG Nexus Range of Consumer Units.
MCB’s are designed to detect over currents due to both overloads and faults.
£1.95
| Manufacturer | BG |
| Product Code | CUMB40 |
| Breaking Capacity | 6kA |
| BS Standard | 60898 |
| Current Rating | 40A |
| Curve Type | B Curve |
| Voltage Rating | 230 – 240V AC |
| For Domestic or Three Phase | Domestic |
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| Switch Type: Single Pole |
| Finish: Black Nickel |
| Output Tolerance: <5% |
| Rating: 13A 240V |
| Brand: BG |

| Amp | 20A 16Ax |
| Back Box Depth | 25mm |
| Brand | BG Electrical |
| Finish | Pearlescent White |
| Gang | 1 |
| Insert | White |
| Plate | Plastic |
| Plate Dimensions | 86mm x 86mm |
| Plate Projection / Protrusion | 5mm |
| Style | Low Profile |
| Type | Switch |
BG CUMB10 10A MCB SP Type B designed to be used with the BG Nexus Range of Consumer Units.
MCB’s are designed to detect over currents due to both overloads and faults.


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