There are 8 types of transmitters with assurance factor. Just click on the name of each product type below for specific technical information:
| RHE 21 - Ex d Field Mount | RHE 42 - Ex de Field Mount |
| RHE 26 - Panel/DIN Rail Mount | RHE 45 - Integral/Compact Mount |
| RHE 27 - Panel Mount | RHE 46 - Economic DIN Rail |
| RHE 28 - Universal Mount | RHE 49 - Integral/Compact Mount |
