Norman makes pro lights for both studio and portable use.  The D12 and D24 are the studio packs, which offer 1200w/s and 2400w/s, respectively.  Additionally, the D12 and D24 feature built-in PocketWizard receivers.  The portable kits from Norman come in 200w/s and 400w/s flavors.

In the above video from PhotoPlus 2011, Bob Higgins gives us a brief overview of several Norman packs and heads. You can find more info on Norman lighting gear over at NormanLights.com. This PhotoPlus 2011 coverage is sponsored by B&H Photo, which Photography Bay proudly recommends as the number one source for all your photographic needs. B&H Photo is located online at www.bhphotovideo.com and in New York City at its 70,000+ sq. ft. SuperStore.