1.5 Inch DP21 Cast Iron Diaphragm Pump
1.5 Inch DP21 Cast Iron Diaphragm Pump
1.5 Inch DP21 Cast Iron Diaphragm Pump
1.5 Inch DP21 Cast Iron Diaphragm Pump

1.5 Inch DP21 Cast Iron Diaphragm Pump

1-1/2" DP21 Cast Iron Air Operated Double Diaphragm Pump is NUODEAN patented product：stall-free design, maintenance-free, long lifetime, and less pulsation.

1-1/2" DP21 Cast Iron Air Operated Double Diaphragm Pump

视频按钮图标.jpgWatch The Video Of 1-1/2” DP21 Cast Iron Pump

FEATURES AND ADVANTAGES:

1.“Stall-free” design .

2. Pilot air-distribution valve provides an positive,reliable,faster shift signal that avoids stall-out,and provides faster pump trip-over with less pulsation.

3. Self-lubricating,lube-free and maintenance-free air distribution system.

4. The use of dual ceramic dynamic seals for both of major air valve &  pilot air valve.

5. Less Air Consumption.

6. Anti-icing design.

7. Installation Dimensions And Footprint Are Perfectly Compatible With Other Brand.

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