Features WITHOUT LEAKAGE: No water or metal contact, no corrosion operation. No water tank contact, eliminate leakage. No need for waterproofing, no need to control air volume LARGE CAPACITY: 4L front water tank is designed for use in water systems equipped with jet pumps CORROSION RESISTANT MATERIAL: The system is connected to a stainless steel pacifier to prevent corrosion WIDE APPLICATION: Widely used in self priming pump stainless steel pump pressure switch, provide great convenience STABLE AND DURABLE: Pump pressure switch tank come with stable structure, excellent performance and long service life Specification: Item Type: Pump Pressure Switch Tank Material: Stainless steel Pressure Tank Capacity: 4L Widely used in self priming pump stainless steel pump pressure switch Package List:1 x Pump Pressure Switch Tank Note:Please install outdoors to avoid unnecessary damage caused by water leakage. Package List 1 x Pump Pressure Switch Tank