YSI ProSwap Logger — With Internal Li-ion Battery Configuration:Shallow Vented Depth — 4m cable For those needing higher accuracy

For those needing higher accuracy

The YSI ProSample PM is a compact mini portable sampler — same peristaltic pump and microprocessor control as the ProSample P

making it the preferred wetted surface where sample integrity is critical

1°F Accuracy pH: ±0

The MP400 is a basic 4-gas model with diffusion sampling

YSI ProSwap Logger — With Internal Li-ion Battery Configuration:Shallow Vented Depth — 4m cable For those needing higher accuracyThe YSI ProSwap Logger is a slim, single port submersible monitoring sonde with built in temperature and depth sensors ideal for continuous, unattended deployments in groundwater wells, deployment pipes, streams, and shallow spaces. The internal Li ion battery version delivers at least 90 days of autonomous logging at a 15 minute interval with no external power needed, making it the right choice for remote sites. Add any single ProDSS Digital Smart