Nowadays, almost everyone at the office drinks coffee. That's why you can score the best coffee machines for an affordable price during the Black Friday sale between 10 November 2025 and 1 December 2025. An important property of an office coffee machine is the size of the water tank. The larger the water tank, the more cups of coffee you can make without having to refill the water tank. You can find an overview of all coffee machines that are suitable to use at the office below.