All authentic E3D heater cartridges are provided as a standard 1m length. This is the best choice for most printers, but if you have a giant beast of a machine, you need long wires. So, Printed Solid has sourced these 2m long heaters for you.
This heater cartridge has a full 2 meter wire lead without any splices and no extra connectors in the way. Avoid splicing the wires and eliminate the potential problems with heat, movement, fraying, disconnections along the wire.