Lighting Specialty › Doug Fleenor Design DMX512 521E-5 Five Inputs to One Output DMX Combiner on Isolated 5 Pin XLR Image 1 of 1 Doug Fleenor Design DMX512 521E-5 Five Inputs to One Output DMX Combiner on Isolated 5 Pin XLR $4,605.00 Get notified by email when this product is in stock. Quantity: Add To Cart Added!