Oakton Replaceable Electrodes pH WP 2 Pen

HydroFarm

Oakton Replaceable Electrodes pH WP 2 Pen[ OK3562429 ]

$61.13 $90.99

This part number is for a replacement electrode only, for your Oakton pH WP 2 pen (not the actual unit itself).
Optimize nutrient strength during growth, flowering, and fruiting. Reliable waterproof, dustproof housing and replaceable electrode provide long life and value, meaning you won't need to invest in or calibrate another Oakton pen once you've become comfortable using yours.

Replacement sensors:

  • OK-35624-09 for pHTestr 1
  • OK-35624-29 for pHTestr 2
  • OK-35653-01 pH 4.0 calibration solution


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