The Milwaukee 4 Ring MA814DB/1 is the replacement EC/TDS/Temp Probe for MW170 & MW180 Bench EC/TDS/Temp meters. The MA814DB/1 has a rugged body designed to take knocks and comes with a 1 meter (3') cable and a DIN connector (meter(s) sold separately).
The probe connects quickly and tightly via a screw on DIN, with no worries of slipping off.
