These have been tested to work with a Norman 24/24. That I also have for sale in my listing.

These are sold individually  I have three they all come with a power cable.

Capture stunning photographs with this powerful Norman IL2500 studio lamphead. Designed for professional photographers, this AC-powered flash lighting unit features a fan-cooled system and a single flash head. The unit is ideal for studio settings and is compatible with a wide range of camera models.

With 2500 watts of power, this flash lighting unit provides bright and clear lighting for your photography projects. The unit is equipped with a power cord and is easy to set up. Whether you are shooting portraits or capturing still-life images, this Norman IL2500 lamphead is the perfect addition to your studio kit.