The deceased was reportedly under depression due to loss in the business.
A 42-year old man committed suicide after checking into a hotel on Friday, police said.
The deceased was identified as Yogesh, a resident of Geeta colony, they said.
Police said that the incident was reported from the East Inn in east Delhi, when the family of Yogesh, having received his message that he was going to commit suicide, informed them and rushed to the hotel.
"The family members with the help of hotel staff, broke opened the door that Yogesh was in to find him hanging from the fan," DCP Jasmeet Singh said.
"A resident of Geeta Colony, Yogesh had come to hotel on the Vikas Marg at 7 a.m. Before committing the suicide, he sent a message to his family members informing about his intention," he added.
Investigations are on to find what drove Yogesh to kill himself, the DCP said.