What does this cost to the nearest dollar?

Title: Delta AC Surge Arrestor – 120/240 V, 0‑300 V, 60 kA, 2,000 J  
Category: Electrical Protection  
Brand: Delta  
Description: Protects water‑well equipment and 120/240 V loads from lightning‑induced surges up to 60 kA.  
Details: 3‑wire, single‑phase unit with 25 ns response time, 18‑in leads, waterproof, mounts in a ½” knockout

Price is $