Technology › Lexmark 40X3747 110V Fuser Assembly Image 1 of 1 Lexmark 40X3747 110V Fuser Assembly $1,168.09 Quantity: Add To Cart Added! Genuine Lexmark parts and components are engineered for superior quality and tested to rigorous standards. SKU: LEX40X3747 Genuine Lexmark parts and components are engineered for superior quality and tested to rigorous standards. SKU: LEX40X3747