A neighbor told Daily Voice that he "heard an air conditioner pop and then smelled smoke."
No injuries were reported.
News of the fire brought back memories of a massive multi-use blaze on Anderson Avenue last September just a quarter-mile or so to the north.
SEE: Raging Fire Races Through Cliffside Park Stores
Responders late Monday morning quickly got residents and merchants out of the multi-use series of connected units on Anderson Avenue that includes the popular Rudy's Seafood Restaurant.
A stretch of Anderson Avenue remained closed.
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Jody Bachiman contributed to this article.
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