OEM Zhongshan Broad-Ocean Furnace Blower Motor Y7L623G53. This is a Brand New OEM Upgraded Furnace Blower Motor. The motor is rated at 3/4 HP, 115 volts and 1075 RPM. If the shaft is facing up (as seen in the photo), the rotation is clockwise. It replaces the old part numbers listed below. An electric motor converts electrical energy into mechanical energy. In an HVAC system, motors typically turn the air conditioning fan blade and the furnace blower motor. Newer high efficient motors, such as X13 and ECM motors, have “end caps” that control the motor speeds. These can be removed and replaced separately. Replaces Old Part #s. Partial List of Units that Use This Item. Hit Ctrl + F and enter your model number for a quick search!