Solinst 407 Bladder Pump Configuration:1.0" Stainless Steel x 2ft - 316 SS Balls Its compact size and durable

Its compact size and durable construction make it perfect for carrying in your pocket

tablet-style meter with a 5

Used with: YSI 556 (requires the guard extension kit and a 2-port ProSeries/556 cable)

It delivers a standard 4–20 mA output accepted by virtually any datalogger

Solinst 407 Bladder Pump Configuration:1.0" Stainless Steel x 2ft - 316 SS Balls Its compact size and durableThe Solinst 407 Mk2 Bladder Pump is a pneumatically driven groundwater sampling pump built around a flexible Santoprene bladder inside a rigid stainless steel or PVC body. Compressed air or nitrogen from a surface control unit pressurizes the space between the bladder and the housing, collapsing the bladder and forcing the water inside it up through a check valve to the discharge line; venting the drive pressure lets the bladder re expand and refill