Connected to the discharge waterway of a pump and accumulates pressure to reduce water hammer and pressure drops due to water leaks from pipes.

Basic Characteristics

Product summary

Prevents small inverter pumps from inching

Product purpose

Accumulate pressure and absorb pulsations and impact pressure of small pumps

Intended use

Prevent inching, attenuate pulsation, mitigate pressure fluctuations, and reduce water hammer

Operating type

Accumulate fluid by means of nitrogen gas enclosed in the rubber bladder, and by springs and resin products placed above the diaphragm.


RoHS compliant

Mechanical Characteristics

Outer dimensions

φ 85.4×72.5

Case material

Case: SPCE
Flange: PP GF30

Operating temperature range


Connection terminal type

G1/2 (PF1/2) male screw O-ring seal

Product mounting method

Pressure: Tighten the G1/2 (PF1/2) male screw into a female screw

Characteristics Unique to This Product

  • Compatible solution: Tap water, well water, and clean water for factories
  • Contained gas: Nitrogen gas
  • Maximum working pressure: 0.5 MPa
  • Capacity: 0.07 L