Surge Protection for Residential Irrigation System Residential Irrigation System OVERVIEW Today's increased reliance on very sensitive electronics makes surge protection an important topic for Residential Irrigation application utilizing Sprinkler Systems. The Insurance Institute for Business & Home Safety study found that $26 billion dollars was lost due to non-lightning power surges. In addition, there are about 25 million lightning strikes in the US each year that cause between $650M to $1B in losses according to the Insurance Information Institute, State Farm©. This page discusses how to best protect your Irrigation System and all associated components like Main Service Panel, Sprinkler Controller, and Sensors. Sprinkler Head Selecting SPD for a Residential Irrigation System NEC/NFPA 70 require that Surge Protective Devices (SPDs) shall be UL1449 Listed. This means selecting a surge protector is easier than it has ever been. There are only a few choices available for SPDs that are UL Listed for any of the most commonly used surge standards including UL1449 5th Edition, UL497B, and UL497E. Main Service Panel | Sprinkler Controller | Field Sensors | Recommended SPD for Main Service Panel LocationEquipmentSystemSurge Protector Model#Link Main Panelboard120/240Vac1ph, 3W+GSplit Phase${ITEM_LINK#2179040}<-No Item, #2179040 M50-120T-A${ITEM_LINK#2179040}<-No Item, #2179040 Recommended SPD for Sprinkler Controller LocationEquipmentSystemSurge Protector Model#Link Power Circuit110Vac Power Input DS72US-240T/NN 4-20mA DLA-24D3 Recommended SPD for Field Sensors LocationEquipmentSystemSurge Protector Model#Link Field Sensor4-20mA TSP15M-P-24D3 Contact us to develop a surge mitigation solution for your application Where to purchase Citel SPD's