1. **Versatile Application**: The 1/2 Inch Pneumatic Double Diaphragm Pump is for sewage applications, providing a reliable pumping solution in various environments. 2. **Innovative Design**: Featuring a reciprocating pump structure, this diaphragm pump ensures efficient operation and durability, making it an essential tool for your fluid transfer needs. 3. **Model Number Specification**: Our Pump model number 66605J-3EB, along with its variant 66605J-344, guarantees premium quality and performance tailored to meet standard requirements. 4. **Pneumatic Power Source**: This diaphragm pump operates using pneumatic power, allowing for low-pressure usage while maintaining high efficiency in transferring water and other fluids. 5. **Electric Fuel Compatibility**: Designed for versatility, this diaphragm pump can effectively handle electric fuel applications, making it a choice for both industrial and residential use. Welcome and I wish you a happy life, my friend., Manufacturer: JOLIANE