FAQ Blower Motor rotation terminology explained (Canada):

CW is clockwise

CCW is counter-clockwise

LE is lead end

SE is shaft end

CWSE is clockwise shaft end

CCWSE is counterclockwise shaft end

CWLE is clockwise lead end

CCWLE is counterclockwise lead end

DS is double shaft = Motor has one rotator exiting both ends, they're both CW and CCW.

SHAFT END:

hold your motor up in front of you and point the shaft towards yourself.
If the shaft rotates to the right, your motor is clockwise shaft end CWSE.
If the shaft rotates to the left, your motor is counterclockwise shaft end CCWSE.

LEAD END: