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Celebrating our 12th Year of Service to Gardeners! Thank you for your business!
Oakton Replaceable Electrodes pH WP 2 Pen Oakton Oakton Replaceable Electrodes pH WP 2 Pen (OK3562429)This part number is just for a replacement electrode 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... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
HM Digital Waterproof pH Meter Model PH-200 Measures pH and Temperature. Auto-ranging three point calibration with digital fine tuning. pH buffer 4 solution is in a sponge embedded in a clear cap. Measurement Range: 0-14 pH with a waterproof housing. Digital automatic calibration (one point), with digital fine tuning. Auto-off, data-hold functions and low-battery indicator. Display: large and easy-to-read LCD screen includes... Note: Calibration Buffer Solutions are available separately. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
FH NUTRADIP CMS PPM METER Nutradip® CMS PPM Meter
NUTRADRIP CMS PPM METER (20/CASE)
The Nutradip® CMS (constant monitoring system) Nutrient Meter has automatic temperature compensation and measures the TDS ppm/EC in your water.2 year limited warranty on meter. 6 month limited warranty on the probe.
Manufacturer's Product Information
... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
Waterproof pH/Temperature Meter HM Digital Meters Waterproof pH/Temperature Meter (HMDPH200)FEATURES
Measures pH and Temperature
Auto-ranging three point calibration with digital fine tuning
Includes 4 pH buffer solution in a sponge embedded in a clear cap, so you can see if it's dried up
Waterproof housing
Simultaneous temperature display
Measurement Range: 0-14 pH
Digital Calibration (push button)
... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
BLUELAB® TRUNCHEON™ SOIL pH REPLACEMENT PROBE (SPECIAL ORDER ONLY) For BlueLab Soil pH Meter
SOIL PH METER REPLACEMENT PROBE ONLY(SO)
About the meter:
If you need to measure the pH level of soil, media or substrates, then the Bluelab® Soil pH Meter is just what you need! Our meter can be used by everybody from the home enthusiast to commercial growers. 5 year Bluelab® Guarantee (6 month for probe).
Quality soil pH probe included.
Supplied i... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
Oakton EcoTester CTS Pocket Conductivity, Salinity, and TDS Meter Oakton® Conductivity, TDS and Salinity in one meter. Expanded 4-digit dual-line display shows conductivity and temperature readings simultaneously. Additional key provides an easier, more intuitive interface. Improved cap functions as a sample cup and as a stabilizing base to stand the meter upright. Rugged IP67-rated housing is waterproof and floats. Battery level indicator flashe... Note: Calibration Buffer Solutions are available separately. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
Milwaukee EC hand meter SM301 Milwaukee Instruments Milwaukee EC hand meter SM301 (MISM301)This smart meter is a low-cost portable meter. It may not have the unnecessary and cost-additive frills of some other meters, but you won't notice what you don't need. The Milwaukee EC hand meter includes an electrode 9V battery and calibration solution.
Manufacturer's Pr... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
Oakton pH Testers Replacement Sensor Oakton Oakton pH Testers Replacement Sensor (OK3562438)Expand the lifetime of your Oakton pH tester by keeping these replacemen sensors on hand. These pH testers work with Oakton's line of 10, 20, and 30 series pHtestrs (OK3563410, OK3563420, and OK3563430).
Manufacturer's Product Information
... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
Future Harvest Nutradip Nutrient Meter PPM Dual Power AC DC Nutradip Nutrient MeterNutradip® Nutrient Meters are the reliable way to measure the strength
of your gardens nutrient supply. It is a continuous monitoring meter
with automatic temperature compensation and dc power built in for
portability.
Lightweight, portable and splash resistant.
Wall mount or hand held -AC & DC powered.
Easy to read plant... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
Soil pH Probe Bluelab Soil pH Probe (BLU24115)Handy for direct pH testing of soils or pH soil solutions.
The non-refillable Bluelab Soil pH Probe is used to measure the pH levels of soil or media of cropping, pasture, containerised plants, home gardens, propagation culture... anywhere that the soils' pH requires testing.
The Bluelab Soil pH Probe can be connected to the Bluelab pH Meter and Blue... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
Bluelab pH Pen Bluelab pH Pen
Measures pH and temperature.
Selectable units for ˚C & ˚F.
Backlit LCD display.
Double junction probe (not replaceable).
Successful calibration indicator.
Hold reading function and low battery warning.
Fully waterproof with auto off function.
Automatic temperature compensat... Note: Calibration Buffer Solutions are available separately. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
Bluelab pH Pen Bluelab Bluelab pH Pen (BLU2210)The ultimate handy solution for measuring pH!
Plants get their nutrition from minerals but they can only get all the right minerals they need if certain conditions are right.
A key factor that affects food uptake is whether your solution is acid or alkaline. We measure this in pH.
The Bluelab pH Pen is the latest innovation for hand held meters. It p... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
Replacement Probe for MIMW802 ONLY Milwaukee Instruments Replacement Probe for MIMW802 ONLY (MISE600)Combination Probe For pH/EC/TDS with 1 meter cable
** FOR NEW STYLE MIMW802 UNITS ONLY, NOT MISM802
Manufacturer's Product Information
MSRP each $99.95
UPC810666003112
Dimensions... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
Milwaukee SE600 Replacement Probe for MW802 Smart pH/EC/TDS Combo. Meter Model MW802Milwaukee SE600 Replacement Probe for MW802 (716617)The MW802 is a compact portable meter with faster micro processor. This meter allows you to measure pH, EC and TDS with just one instrument and one single probe! This easier and faster to calibrate portable meter has a smaller, ergonomic and lighter case design. Also has 100% larger and easi... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
GroChek Hanna EC/TDS Monitor w/ HI7632 EC Probe Hanna Instruments GroChek Hanna EC/TDS Monitor w/ HI7632 EC Probe (HI983301N)Waterproof and chemically resistant, this monitor has been designed to meet the grower's need for equipment suited to the aggressive environments found in agricultural and hydroponics applications. At startup, the meter performs a self-check to ensure proper working condition.
This monitor from Hanna has ... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
Milwaukee pH hand meter MW100 Milwaukee Instruments Milwaukee pH hand meter MW100 (MIMW100)
This smart pH meter is a low cost portable meter with a very fast and accurate processor. Unit comes with detachable probe, 9v battery and calibration solution.
Manufacturer's Product Information
MS... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
Nutradip PPM AC/DC Combo Meter Nutradip (Tri Meter) Nutradip PPM AC/DC Combo Meter (ND1100037)These continuous monitoring meters feature automatic temperature compensation, with high quality probes and AC/DC power built-in for portability. Engineered for accuracy and durability, they are lightweight, splash resistant and have an easy-to-read display. Wall mount or hand held. Includes replaceable 9 volt battery a... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
MI MW100 (was SM100) PORTABLE PH METER (1/CASE) Portable pH Meter Model MW100
The MW802 is a compact portable meter with faster micro processor. This easier and faster to calibrate portable meter has a smaller, ergonomic and lighter case design. Other features include 100% larger and easier to read LED Display and long battery life. pH meter, range: 0.0 to 14.0, with 2 point manual calibration, and accuracy of ± 0.2 pH. Supplie... Note: Calibration Buffer Solutions are available separately.This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
Meters, Timers & Instruments 
