To provide sprinkler fire extinguishing equipment adding an agent to fire extinguishing water which is inexpensive, adds and mixes the agent to and with the fire extinguishing water appropriately, and discharges water appropriately.

The sprinkler fire extinguishing equipment comprises a sprinkler head 3 that discharges fire extinguishing water, agent holders 5 that are arranged to surround the sprinkler head 3, and an agent 7 held by the agent holders 5. The agent 7 is held by the agent holders 5 in such a way that the agent is added to the fire extinguishing water by being hit by the fire extinguishing water discharged from the sprinkler head 3.