1. Small Cargo Trailers: These trailers are typically used for transporting light loads and can weigh anywhere from 500 to 2,000 pounds (227 to 907 kg) when empty.
2. Medium-Sized Cargo Trailers: These trailers are suitable for hauling heavier loads and can range in weight from 2,000 to 4,000 pounds (907 to 1,814 kg) when empty.
3. Large Cargo Trailers: Designed for transporting large or heavy items, these trailers can weigh between 4,000 and 8,000 pounds (1,814 to 3,629 kg) when empty.
4. Enclosed Car Trailers: These trailers are specifically made for transporting vehicles and are typically heavier due to their reinforced construction. Enclosed car trailers can weigh from 4,000 to 12,000 pounds (1,814 to 5,443 kg) when empty.
5. Livestock Trailers: Trailers used for transporting animals often feature specialized ventilation and other features, which can add to their weight. Livestock trailers can weigh between 2,000 and 6,000 pounds (907 to 2,722 kg) when empty.
Remember, these weight ranges are approximate and can vary between manufacturers and specific trailer models. It's important to consult the trailer specifications or contact the manufacturer for the exact weight of a specific enclosed trailer.