ELS series sea water application:
1. Aquacultural industry or aquarium industry water supply. 2. Sea food restaurant or sea water circulation systems. 
3. Cooling tower circulation systems. 
ELW series hot spring application:
1. Blue sulphur hot spring, white sulphur hot spring or other types of hot spring circulation systems.			 
		
				
				
									ELS/ELW series working conditions: 
1. Ambient temperature: +0~+50C. 
2. Liquid temperature: ELS series: +0~+50C, ELW series: +0-~+80C. 
3. Max. head: 25m. 
4. Max. capacity: 600 L/min. 
5. Max. working pressure: 5 bar.