The phrase "What sprinklers might sprinkle" from the New York Times Mini Crossword puzzle refers to what sprinklers typically water or spread over. The answer is "LAWN"—a stretch of grass kept for ornament or recreation that sprinklers usually water by sprinkling water on it.
If the query was about specific sprinkler types or products related to the New York Times, there are no direct products named "NYT sprinklers," but the term in the puzzle context simply means lawn irrigation by sprinklers. If interested in actual sprinkler product recommendations, recent reviews name models like the Melnor XT45200M as great for rectangular lawns and smart sprinkler controllers such as the Rachio 3 for advanced watering features.
To summarize: In the NYT crossword context, "What sprinklers might sprinkle" is answered by "LAWN," meaning sprinklers typically sprinkle lawns.