Amazon.com: Square D by Schneider Electric HEPD80 Universal Whole House Surge Protection Device, 1-Phase, 3-Wire for 120/240V, 80kA, Black : Electronics
Amazon.com: Inline Surge Protector
How to wire whole house surge protector
Leviton 51120-1 120/240 Volt Panel Protector, 4-Mode Protection, Light Commercial/Residential Grade, In NEMA 1 Enclosure - Circuit Breaker Panels - Amazon.com