| |  | | Displaying 1 to 20 (of 85 products) | Result Pages: 1 | | Sort by Popularity- | Manufacturer | Product(s) | Model | Price | Buy Now | | | HydroFarm | Quantum PAR Meter (No USPS)
QUANTUM PAR METER
Fully portable handheld PAR meter features our highly accurate, integrated Quantum Sensor that measures PAR (Photosynthetically Active Radiation) flux in wavelengths ranging from the 400 to 700 nm. It measures up to 10,000 μmol compared with 2,000 μmol for other meters on the market.
• Data logging capability using standard mini-USB cable and proprieta... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info. | hf-LGBQM | $106.27 | | | | Control Wizard | Control Wizard Accurate pH 8
Control Wizard Accurate pH 8
ACCURATE PH 8
Professional pH and Moisture Meter with 12" probe. Operation is simple. Clean the electrodes and place the meter into the soil. A pH reading is automatically displayed. Press the white button and a moisture reading is displayed. It works by utilizing the electronic ground field effect of the earth and two dissimilar metals. No batter... Note: Calibration Buffer Solutions are available separately. — Ships from H: WA, CA, CO, MI, TN, PA, FL USA....more info. | 716578 | $43.49 | | | | Hanna Instruments | pHep®4 pH Tester (HI98127).
pHep®4 pH Testers Hanna pH hand-held meter that measures pH as well as temperature. The meter automatically compensates for solution temperature for more accurate and quick readings.Hanna ID: HI98127Dual Level Display Showing pH & Temp.Rugged, Floating Waterproof CasingReplaceable pH Electrode Featuring an Extendable JunctionThe waterproof pHep® 4 pH tester has a dual-level LCD tha... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA....more info. | HY174 | $84.68 | | | | HydroFarm | Hydrofarm Light Meter
Hydrofarm Light Meter (eco-4541)Hydrofarm Light Meter (Footcandles)
Hydrofarm Light Meter
Photosynthesis & Plant Growth depend on the sun or specially designed lighting systems. But of that light reaching the plant, only specific types of energy (in the lighting spectrum) drive the photosynthesis process. Since light is the most important single factor affecting your... — Ships from Seattle, Washington USA....more info. | eco-4541 | $15.03 | | | | Hanna Instruments | Checker pH Tester with Replaceable Electrode
Hanna Instruments Checker pH Tester with Replaceable Electrode (HI98103)The pH Checker supplies users with fast and accurate readings from 0 to 14 pH with a resolution of 0.01 pH. This compact tester features an easy to read LCD and simple to perform two point calibration.
The pH electrode of the Checker can be easily replaced. You only need to unscrew the electrode from the meter... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info. | hf-HI98103 | $27.05 | | | | Hanna Instruments | Continuous pH/TDS/temp Monitor
Hanna Instruments Continuous pH/TDS/temp Monitor (HI9815047)Designed for continuous monitoring of pH, TDS, and temperature, this device is simple to install and can be placed above the sample to be tested. pH, TDS, and temperature measurements are simultaneously displayed on three backlit LCDs which can be easily viewed at a distance - even in low light. This means no more switchin... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info. | hf-HI9815047 | $193.27 | | | | Hanna Instruments | Combo pH/EC/TDS/C/PPM Tester
Hanna Instruments Combo pH/EC/TDS/C/PPM Tester (HI98129)This waterproof tester offers high accuracy pH, EC/TDS, and temperature measurements all in a single tester! No more switching between meters for your routine measurements. This floating, waterproof combination tester has an easy to read LCD and an automatic shut-off. pH and EC/TDS readings are automatically temperature c... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info. | hf-HI98129 | $137.87 | | | | HydroFarm | Active Eye LED Grow Room Lenses
AEG1200
Active Eye Color-Correcting LED Grow Room Lenses Color correction plus eye protection
Active Eye Color-Correcting LED Grow Room Lenses let you see the true colors of your plants while working under LED lighting. These lenses feature top-quality optics which balance color perception in the LED environment, allowing you to inspect for general health, disease, pest... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info. | hf-AEG1200 | $12.35 | | | | Bluelab | Bluelab pH 4.0 Calibration Solution 500ml (6/Cs)
Bluelab pH 4.0 Calibration Solution
pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7.0 first (buffer) then to pH 4.0 (slope). Calibration Solutions should be stored in a cool place out of direct sun and heat. Please keep out of reach of children. They should be stored with th... Note: Calibration Buffer Solutions are available separately. This item is sold individually. — Ships from H: WA, CA, CO, MI, TN, PA, FL USA....more info. | 732898 | $7.86 | | | | Titan Controls | Zephyr 2
Zephyr 2
The US/Canadian ETL listed Zephyr 2 is the answer for the grower that has high heat issues created by the HID lights & environment in their garden. It shuts down your lighting system if the heat exceeds your preferred temperature setting, and then delays the 'striking' of your lights from one(1) to thirty(30) minutes to avoid hot starting them and potentially damaging y... — Ships from H: WA, CA, CO, MI, TN, PA, FL USA....more info. | 702750 | $62.01 | | | | Bluelab | Bluelab pH 7.0 Calibration Solution 500ml (6/Cs)
Bluelab pH 7.0 Calibration Solution
pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7.0 first (buffer) then to pH 4.0 (slope). Calibration Solutions should be stored in a cool place out of direct sun and heat. Please keep out of reach of children. They should be stored with th... Note: Calibration Buffer Solutions are available separately. This item is sold individually. — Ships from H: WA, CA, CO, MI, TN, PA, FL USA....more info. | 732896 | $7.86 | | | | HydroFarm | Active Eye HPS Grow Room Lenses
AEG1400
Active Eye Color-Correcting HPS Grow Room Lenses Color correction plus eye protection
Active Eye Color-Correcting HPS (high-pressure sodium) Grow Room Lenses let you see the true colors of your plants while working under HPS lighting. These lenses feature top-quality optics which balance color perception in the HPS environment, allowing you to inspect for ... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info. | hf-AEG1400 | $12.35 | | | | Bluelab | 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. | hf-BLU2210 | $72.48 | | | | HydroFarm | Digital pH Controller
Autopilot Digital pH Controller (APCEPH1)The Autopilot pH-1 controller accurately and reliably measures and controls the pH of any water-based solution, including hydroponic nutrient mixtures, and fish aquarium water.
After selecting the desired pH setting from 5.0 to 8.0 pH, the pH controller measures the pH value of the solution and automatically adds pH adjustment (either acid ... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info. | hf-APCEPH1 | $262.21 | | | | Titan Controls | Titan Controls Eos 120V High Amperage Humidity Controller (6/Cs)
The Eos® 120V High Amperage Controller is designed for the rigors of your indoor gardening. It features a 20 amp capacity which will operate the largest 120 volt dehumidifiers in the market. It comes with a NEMA 5-20P cord set for the input and NEMA 5-20R output receptacle cord. A 15 ft remote sensor with built in photocell allows for accurate humidity measuring along with day and ... This item is sold individually. — Ships from H: WA, CA, CO, MI, TN, PA, FL USA....more info. | 702603 | $125.10 | | | | Hanna Instruments | Hanna COMBO Tester (HI98129).
The HI98129 Combo tester from Hanna Instruments is designed for fast, efficient and high accuracy pH, EC/TDS and temperature measurements. No more switching meters to measure the pH and then the EC or TDS of a solution.This tester has a hold feature to prompt the user when to take the reading & a display freeze for easy and accurate recording. Calibration and temperature compensati... — Ships from Portland, Oregon USA....more info. | HY1741 | $151.06 | | | | | Accurate pH 8.
Accurate pH 8Professional pH and Moisture Meter with 12” Probe.Now You can check soil pH at multiple depths!! The probe is 12” long for extra large planters.Operation is simple. Clean the electrodes and place the meter into the soil. A pH reading is automatically displayed. Press the white button and a moisture reading is displayed. Clean the electrodes before each use. It works by... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA....more info. | CW525 | $49.13 | | | | ECOPLUS | ECOPLUS™ 1/2 HP CHILLER
Fight warm water problems with an EcoPlus Water Chiller! Digital control system for accurate, stable water temperature that helps to keep your reservoir cool. Environmentally safe, freon-free R134a refrigeration system that has high energy efficiency. Will chill the water from 37-90 degrees. Anti-corrosive, pure titanium evaporator. Includes over current protection system and memor... — LTL Shipping Required. — Ships separately from H: WA, CA, CO, MI, TN, PA, FL USA....more info. | 728702 | $714.02 | | | | Philips | Philips 1000 Watt HPS AGRO Plus DE EL Lamp (Previously GreenPower)
The Philips 1000 Watt HPS AGRO Plus DE EL lamp is a professional European made 400 V high frequency horticultural 1000 watt HPS lamp. It is nitrogen filled with a quartz glass outer jacket for perfect optical quality. Double ended lamp base for accurate lamp positioning. This lamp is extremely high photosynthetic photon flux (ppf) at 2,400 μmol at 1150 watts. There is no wire ... — Ships from H: WA, CA, CO, MI, TN, PA, FL USA....more info. | 901552 | $96.63 | | | | Bluelab | Bluelab Probe Care Kit pH & Conductivity
The instrument is only as accurate as the probe is clean.
Probe cleaning is one of the most important parts of owning or operating any Bluelab meter, monitor or controller.
The probe surface is where the instrument takes the reading of the solution or soil/media. If the probe face is dirty or contaminated, then the reading will be inaccurate.
Accurate readings simplify cro... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info. | hf-BLU7001 | $14.79 | | | Displaying 1 to 20 (of 85 products) | Result Pages: 1 | | |  | | | | | |  | Shop By Price | | |  | Categories | | | | | | Languages | | | |
