![Orbit 51240M Auto Drain Valve, 1/2 in, MNPT, 3 to 5 psi Pressure, Plastic Body [SKU: ORG2731479]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/600x600/products/31526/30411/2731479__25374.1683067418.jpg?c=1 "Orbit 51240M Auto Drain Valve, 1/2 in, MNPT, 3 to 5 psi Pressure, Plastic Body [SKU: ORG2731479]")
![Orbit 51240M Auto Drain Valve, 1/2 in, MNPT, 3 to 5 psi Pressure, Plastic Body [SKU: ORG2731479]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/1280x1280/products/31526/30411/2731479__25374.1683067418.jpg?c=1 "Orbit 51240M Auto Drain Valve, 1/2 in, MNPT, 3 to 5 psi Pressure, Plastic Body [SKU: ORG2731479]")
Product Overview
Plastic automatic drain valves prevent damage to irrigation system due to freezing by automatically draining the sprinkler lines when the water is turned off. Automatic drain valves are installed at the lowest point of each sprinkler zone. [QTY/UOM: 1EA / 1EA] [PMS SKU: O038-51240] [Category: UNDERGROUND IRRIGATION/SPRINKLERS;Shop All]
![Orbit 57624 Anti-Siphon Valve, 1 in, FNPT, 10 to 125 psi Pressure, 5 to 40 gpm, 24 V, Plastic Body [SKU: ORG2905644]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/31649/30534/2905644__77217.1683067476.jpg?c=1 "Orbit 57624 Anti-Siphon Valve, 1 in, FNPT, 10 to 125 psi Pressure, 5 to 40 gpm, 24 V, Plastic Body [SKU: ORG2905644]")
![Orbit 57623 Anti-Siphon Valve, 3/4 in, FNPT, 10 to 125 psi Pressure, 5 to 35 gpm, 24 V, Plastic Body [SKU: ORG2364677]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/31642/30527/2364677__38451.1683067473.jpg?c=1 "Orbit 57623 Anti-Siphon Valve, 3/4 in, FNPT, 10 to 125 psi Pressure, 5 to 35 gpm, 24 V, Plastic Body [SKU: ORG2364677]")
![Rain Bird 16AFDVC1 Filtered Drain Valve, 1/2 in, MPT, 125 psi Pressure, Thermoplastic Body [SKU: ORG6589170]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/47210/45718/6589170__43337.1683075324.jpg?c=1 "Rain Bird 16AFDVC1 Filtered Drain Valve, 1/2 in, MPT, 125 psi Pressure, Thermoplastic Body [SKU: ORG6589170]")
![Orbit 57030P Automatic Converter Valve, 1 in, Plastic Body [SKU: ORG2152791]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/31633/30518/2152791__60596.1683067468.jpg?c=1 "Orbit 57030P Automatic Converter Valve, 1 in, Plastic Body [SKU: ORG2152791]")
![Orbit 94360 Elbow, 3/4 x 1/2 in Connection, MNPT x Barb, Plastic [SKU: ORG8085243]](https://cdn11.bigcommerce.com/s-er447ou6zb/images/stencil/500x659/products/31708/30593/8085243__72558.1683067503.jpg?c=1 "Orbit 94360 Elbow, 3/4 x 1/2 in Connection, MNPT x Barb, Plastic [SKU: ORG8085243]")