| Description Software ComSoft Professional | For testo 174 / 175 / 176 / 184 | Cat. No. 08423376 |
| Description Software ComSoft 21 CFR Part 11 | For testo 174 / 175 / 176 / 184 | Cat. No. 09827513 |
| Description USB connection cable | For testo 175 / 176 | Cat. No. 09838171 |
| Description SD memory card, 2 GB | For testo 175 / 176 | Cat. No. 09828552 |
| Description Wall bracket | For testo 184 T2 / 184 T3 / 184 T4 / 184 H1 | Cat. No. 09816253 |
| Description Wall bracket with lock | For testo 175 | Cat. No. 08470485 |
| Description Battery type Micro LR03 (AAA), 1.5 V | For testo 175 | Cat. No. 09830535 |
