Summary DQ Series stable pressure, water supply equipment keep pressure stable by pressure tank adjusting pressure. Easy to use, compact structure, easy to install, operate stably, low noise, less occupation, etc. Auto control, it is needn’t to be monitored by people. It is a perfect and economic equipment. Fetures Only need to set the equipment working pressure range. Have the sets of low water protection. It can warn. Easy to choose model. Easy to operate Energy saving Can prevent from pump running without water. Have current overflow protection. Flow parts are all stainless steel. Beautiful appearance. Main application The product can be used for stable water supply or boosting in normal families, high buildings, villas, hotels, etc. It can also be used for machine application and water supply for industry. Working Condition Medium temperature: 0℃~+ 120℃; Conveyed liquid: Clean water or liquid similar as water physically and chemically. Ambient temperature: ≤ 40 ℃; Maximum altitude: 1000 m; Working Pressure: Please refer to performance curve(pdf file)