Характеристики
| Модел | Разпознаваеми газове | Измервателна скала | Консумация |
| SE237KM | Methane | 0÷20% LEL | 3 W |
| SE237KG | LPG | 0÷20% LEL | 3 W |
| SE237KI | Hydrogen | 0÷20% LEL | 3 W |
| SE237KB | Petrol | 0÷20% LEL | 3 W |
| SE237PM | Methane | 0÷100% LEL | 3 W |
| SE237PG | LPG | 0÷100% LEL | 3 W |
| SE237PI | Hydrogen | 0÷100% LEL | 3 W |
| SE237PB | Petrol | 0÷100% LEL | 3 W |
| SE237PX | See Table 1 | 0÷100% LEL | 3 W |
| SE237EA | Ammonia | 0÷300 ppm | 2 W |
| SE237EA-H | Ammonia | 0÷300 ppm | 2 W |
| SE237EC-S | Carbon monoxide | 0÷300 ppm | 2 W |
| SE237EC-H | Carbon monoxide | 0÷300 ppm | 2 W |
| SE237EH | Hydrogen sulphide | 0÷100 ppm | 2 W |
| SE237ECL | Chlorine | 0÷10 ppm | 2 W |
| SE237EHCL | Hydrochloric acid | 0÷10 ppm | 2 W |
| SE237EHCN | Hydrogen cyanide | 0÷10 ppm | 2 W |
| SE237EN | Nitric oxide | 0÷300 ppm | 2 W |
| SE237EN2 | Nitrogen dioxide | 0÷30 ppm | 2 W |
| SE237ES | Sulphur dioxide | 0÷20 ppm | 2 W |
| SE237EO | Oxygen | 0÷25% Vol. | 2 W |
| SE237SF1 | R134a | 0÷2.000 ppm | 2 W |
| SE237SF2 | R404a | 0÷2.000 ppm | 3 W |
| SE237SF3 | R407c | 0÷2.000 ppm | 3 W |
| SE237SF4 | R410a | 0÷2.000 ppm | 3 W |
| SE237SF5 | R50 7 | 0÷2.000 ppm | 3 W |
| SE237SF1-H | R134a | 0÷1.000 ppm | 3 W |
| SE237SF2-H | R404a | 0÷1.000 ppm | 3 W |
| SE237SF3-H | R407c | 0÷1.000 ppm | 3 W |
| SE237SF4-H | R410a | 0÷1.000 ppm | 3 W |
| SE237SF5-H | R50 7 | 0÷1.000 ppm | 3 W |
