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Milwaukee – MA851D/1 pH/ EC/TDS/Temp Replacement Probe

The Milwaukee MA851D/1 is the replacement pH/EC/TDS/Temp Probe for Mi805 & Mi806 portable pH/EC/TDS/Temp meters.  The MA851D/1 has a rugged body (PVC) designed to take hits, comes with a 1 meter (3′) cable, DIN connector and can withstand up to 1 bar of pressure (meter(s) sold separately).

The probe connects quickly and tightly with a screw on DIN. No worries of slipping off.


  • pH Range: 0 to 13
  • EC/TDS Range: per meter Mi805 or Mi806
  • Temperature Range: 68 to 40°F (20 to 40°C)
  • Shaft: PVC
  • Reference Electrolyte: gel
  • Reference Type: Single, Ag/AgCl
  • Shape of Membrane: Spheric
  • Maximum Pressure: 1 Bar
  • Connector Type: DIN
  • Cable Length: 3.28 Feet (1 meter)
  • Shaft Length: 4.33 inches (110 mm)
  • Diameter: 0.79 inches (20 mm)

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