819-002    
Strobe Power Pack - 4 Head (Double and Quad) Flash Unit - Supplies 60 watts to 4 Strobe Heads with 14 Selectable Flash Patterns

819-003    
Strobe Power Pack - 4 Head (Double and Quad) Flash Unit - Supplies 80 watts to 4 Strobe Heads with 8 Selectable Flash Patterns

819-004    
Strobe Power Pack - 6 Head (Double, Quad, Quin and Mega) Flash Unit - Supplies 60 watts to 6 Strobe Heads with 32 Selectable Flash Patterns