The fire broke out at 3 am and could be controlled only after an hour, the police said.
Prima facie, the cause of the fire is short-circuit.
According to the police, the fire broke out in an electric meter due to a short-circuit and spread to the other area.
The fire department officials pulled out five persons from the house. Four of them were declared "brought dead", the police said. They died due to suffocation.
Sanjay Verma's wife Mona (34) is undergoing treatment at GTB Hospital with 40 per cent burn injuries, they added.