A fan assembly, comprising: a fan body and a noise reduction mounting member; wherein the fan body is arranged to directly face an air inlet, and the air inlet is covered by a fan guard; and the noise reduction mounting member is arranged at the fan body, to provide a preset distance between the fan body and the fan guard, and the noise reduction mounting member is configured to mount the fan body and the fan guard at a fan bracket in a buffered manner, wherein the air inlet is provided on the fan bracket, wherein the noise reduction mounting member comprises: a vibration damper arranged between the fan guard and the fan body, and the vibration damper is fixed on the fan bracket; and a fastener configured to connect the fan guard, the vibration damper and the fan body with each other, characterised in that the vibration damper comprises: a vibration damping pad fixed on the fan bracket, wherein a through hole is provided in the vibration damping pad; a bushing arranged in the through hole of the vibration damping pad; and a gasket arranged on the bushing, wherein the fastener passes through the fan guard, the gasket, the bushing and the fan body successively to connect the fan guard, the gasket, the bushing and the fan body with each other, wherein a clamping groove is circumferentially provided on an outer periphery of the vibration damping pad, and the fan bracket is clamped and fixed in the clamping groove. a fan body and a noise reduction mounting member; wherein the fan body is arranged to directly face an air inlet, and the air inlet is covered by a fan guard; and the noise reduction mounting member is arranged at the fan body, to provide a preset distance between the fan body and the fan guard, and the noise reduction mounting member is configured to mount the fan body and the fan guard at a fan bracket in a buffered manner, wherein the air inlet is provided on the fan bracket, wherein the noise reduction mounting member comprises: a vibration damper arranged between the fan guard and the fan body, and the vibration damper is fixed on the fan bracket; and a fastener configured to connect the fan guard, the vibration damper and the fan body with each other, characterised in that the vibration damper comprises: a vibration damping pad fixed on the fan bracket, wherein a through hole is provided in the vibration damping pad; a bushing arranged in the through hole of the vibration damping pad; and a gasket arranged on the bushing, wherein the fastener passes through the fan guard, the gasket, the bushing and the fan body successively to connect the fan guard, the gasket, the bushing and the fan body with each other, a vibration damper arranged between the fan guard and the fan body, and the vibration damper is fixed on the fan bracket; and a fastener configured to connect the fan guard, the vibration damper and the fan body with each other, characterised in that the vibration damper comprises: a vibration damping pad fixed on the fan bracket, wherein a through hole is provided in the vibration damping pad; a bushing arranged in the through hole of the vibration damping pad; and a gasket arranged on the bushing, wherein the fastener passes through the fan guard, the gasket, the bushing and the fan body successively to connect the fan guard, the gasket, the bushing and the fan body with each other, wherein a clamping groove is circumferentially provided on an outer periphery of the vibration damping pad, and the fan bracket is clamped and fixed in the clamping groove.