I was in freight and trucking for over 40 years, even worked as temp. for UPS. All I can say is triple box it. Then crate it and strap it to a pallet when possible. Stickers of fragile or this side up mean nothing at all. You can bet your equipment is going to travel upside down on its side no matter who you use. You can bet if its heavy it will be rolled or slid across a dock on to a truck. Boxes fall off the conveyor belts all the time. any where from a 2ft- 4ft fall.
OVER KILL PACKING A MUST