Samson OA-1EXT - Overfill warning valve to shut off air supply Gtec Port Size: 1/2" NPT

Port Size: 1/2" NPT

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Samson OA-1EXT - Overfill warning valve to shut off air supply Gtec Port Size: 1/2" NPTSamson OA 1EXT Overfill warning valve to shut off air supply Part No. OA 1EXT Overfill warning valve used to shut off the air supply to the pump when the tank approaches full capacity. It is automatically reset is emptied and air pressure in OA 1EXT is zero. Specifications Overfill warning valve used to shut off the air supply to the pump when the tank approaches full capacity. It is automatically reset is emptied and air pressure in OA 1EXT is zero.