| Product type description | Voltage type | Number of wire | Switch distance |
| IFL 15-333E-11P | DC, direct current | 4 | 15 mm |
| IFL 15-333E-01 | AC, alternating current | 2 | 16.5 mm |
| IFL 15-333E-10 | AC, alternating current | 2 | 16.5 mm |
| IFL 20-333E-10 | AC, alternating current | 2 | 21.5 mm |
| IFL 15-333E-11N | DC, direct current | 4 | 15 mm |
| IFL 20-333E-11N | DC, direct current | 4 | 20 mm |
| IFL 20-333E-11P | DC, direct current | 4 | 20 mm |