Exhibit 23.1
Consent of Independent Registered Public Accounting Firm
We hereby consent to the incorporation by reference in this Registration Statement on Form S-8 of 908 Devices Inc. of our report dated March 8, 2024 relating to the financial statements, which appears in 908 Devices Inc.’s Annual Report on Form 10-K for the year ended December 31, 2023.
| /s/ PricewaterhouseCoopers LLP | |
| Boston, Massachusetts | |
| March 8, 2024 |
