1 to 20 of  224 products for monitors

Result for "monitors"
American Marine Pinpoint pH Monitor

Protect your investment with American Marine Pinpoint Controllers & MonitorsUsing the most current technology and design, American Marine controllers and monitors have become the most respected line of digital instruments in the aquarium and aquaculture business. American Marine was the first to introduce a 2-Year manufacturer`s warranty on each and every PinPoint controller and monitor.

more >>
MarineDepot.com
$99.99 See It
HI1293D - - Spare pH Electrode for pH Monitors by Hanna Instruments

Spare pH Electrode for HI 991401, HI 991404 and HI 991405 pH Monitors.

Kats Scientific
$88.99 See It
American Marine Pinpoint pH Monitor Package

American Marine PINPOINT pH MonitorThe PINPOINT pH Monitor™ is in use by thousands of customers worldwide. This affordable unit remains the only full-time pH monitor with .01 resolution. The PINPOINT pH Monitor™ requires only a 9-volt battery and is sold complete with probe and calibration fluids. The electrode is also available separately and fits any meter or monitor. Comes complete with meter, probe and all calibration fluids.

more >>
MarineDepot.com
$113.99 See It
American Marine Pinpoint Nitrate Monitor

American Marine is proud to introduce the PINPOINT™ Nitrate Monitor. The only truly affordable and accurate digital Nitrate measurement instrument engineered for marine saltwater. The PINPOINT™ Nitrate Monitor has been designed as a precision spot-testing instrument. There are 2 independent measurement ranges: Low Range is 1–10 ppm nitrate and High Range is 10–100 ppm nitrate. Resolution is 1 ppm in either scale. Accuracy is 1 ppm after calibration.

more >>
MarineDepot.com
$269.49 See It
5870-01 - Water Quality Educator and Monitoring Outfit by LaMotte

The Water Quality Educator and Monitoring Outfit includes: Kits for 7 critical water quality test factors exceptional support material Water Quality Educator CD ROM and The Monitor's Handbook Lesson Plans Grades 5-12

more >>
Kats Scientific
$349.00 See It
American Marine Pinpoint pH Controller

American Marines PINPOINT pH ControllerPINPOINT pH Controller™ is an inexpensive yet rugged controller, which includes the appropriate probe and calibration fluids. This device will automate another electrical device such as a calcium reactor or magnetic solenoid for the addition of CO2 into an aquaculture or process system. This full feature controller will handle up to 5 amps. Comes complete with probe and calibration fluids.

more >>
MarineDepot.com
$215.49 See It
Gfg Instrumentation (Inc. Sensor) hydrogen Sulfide, for Monitors. Model: 1450003

Sensor, Detects Hydrogen Sulfide, Chemical Formula H2s, Sensor Range 0 To 100 Ppm, Resolution 0.1 Ppm, Temp. Range -4 Degrees To 122 Degrees F, -20 Degrees To 50 Degrees C, For Use With Monitors

more >>
Grainger
$307.00 See It
EPool Wireless Water Chemistry Monitoring System

Take the guess work out of maintaing your pool water. This revolutionary, patented water chemistry monitoring system does away with the testing, guessing and calculating involved in balancing your pools chemicals. The sensor floats freely in your pool wirelessly transmitting pH, chlorine and temperature data 24/7 to your computer through a receiver connected via USB. Daily monitoring eliminates unhealthy spikes and dips in pool chemicals that commonly occur with weekly servicing. If your pool water needs attention, you will be notified on your computer. Just follow the simple treatment steps to keep your pool healthy and balanced. ePool is personalized to your pool or spa through the easy set up process. You even designate your preferred type of chlorinator. Easy to read graphic displays alerts you when pool water is not properly balanced and provides the dosage of chemicals need for your pool. System works with regular, salt water and mineral ion pools and spas. Sensor requires (4) AA batteries (not included). IMPORTANT: DO NOT Return product to store: For technical assistance and missing parts, call Customer Service toll-free 1.888.339.2546 (press 135 at any time). 90 Day Warranty.

more >>
Electric Motor Warehouse
$191.95 See It
American Marine Pinpoint pH Calibration Fluid #10

American Marine PINPOINT High-Precision pH Calibration Fluids10.000 +/- 0.002These come in single-use plastic envelope packets, and they are extremely accurate and field portable. Each packet contains enough fluid for a complete calibration (about 30 ml) and is intended to be discarded after use. pH monitor and controllers should be calibrated monthly.

more >>
MarineDepot.com
$0.99 See It
BA-TDS-38 Tier1 Inline TDS Monitor -19%

Free Shipping on Orders Over $39!

Designed to fit onto any 3/8 inch water line, the BA-TDS-38 Tier1 inline Total Dissolved Solids (TDS) monitor provides you with visual alerts sharing when your reverse osmosis membrane is no longer performing effectively. Accurate to within two percent and sensitive to one part per million. Light-weight, compact and easy to install, the BA-TDS-38 is an affordable add-on component that helps ensure you continue to drink only the cleanest possible water in your home. Order the BA-TDS-38 Tier1 Inline TDS monitor from us by 4pm CST today for same day shipping.

more >>
DiscountFilterStore
$33.34 $26.99 See It
15808001 CO2 Monitor w/ Temp/Humidity G8989276

$50+ Orders Ship Free

CO2 Monitor, 0 to 99.9 Percent Relative Humidity Range, +/-3 Percent Humidity Accuracy, 14 to 140 Degrees F Temp. Range (F), +/-0.9 Degrees F Temp. Accuracy (F), 0.1 Percent Humidity Resolution, Sensor Type Non-Dispersive Infrared CO2, Display LCD, Battery Type AA, Auto Power Off Yes, Data Hold...

more >>
Zoro
$467.77 See It
WLC530CAST Cooling Tower Control,PH Level Monitor

$50+ Orders Ship Free

Cooling Tower Control, PH Level Monitor, Switch Type Electronic, Enclosure Type Polycarbonate, Gray,ORP and PH Sensors Included, Input Voltage 110VAC

more >>
Zoro
$3,065.03 See It
HI991404-01 - - pH/EC/TDS/Temperature Monitor by Hanna Instruments

This indicator continuously monitors the three most crucial nutrient parameters in hydroponic, greenhouse and horticultural applications.

more >>
Kats Scientific
$183.99 See It
HI991405-01 - - pH/EC/TDS/Temperature Monitor by Hanna Instruments

This indicator continuously monitors the three most crucial nutrient parameters in hydroponic, greenhouse and horticultural applications.

more >>
Kats Scientific
$169.99 See It
Humidity Monitor -5%

$50OFF Appliance $499+ EXTRA50

The BestAir Humidity Monitor HG050 measures indoor air humidity and indicates the optimal comfort range. The monitor requires no batteries.

more >>
Sears
$9.99 $9.47 See It
DIGITAL TEMPERATURE & HUMIDITY MONITOR

Up to 50% OFF select Tools

To measure, monitor and display temperature and humidity. Simultaneously displays time, temperature and humidity Clock with alarm & snooze button Min/max memory Wall or desk mount Includes: 1 "AAA" battery

more >>
Sears
$45.99 See It
HI1005 - - Flow-thru Monitoring pH Electrode w/DIN Connection and 0.5 m Cable b

In order to reduce normal contamination coming from industrial use, these electrodes combine a polymer reference and double-junction technology.

more >>
Kats Scientific
$162.00 See It
Red Dot Resting Monitoring Electrodes - Monitoring Electrode, 2.2cm x 2.2cm, Tab Style, 100/bg, 10 bg/bx, 4 bx/cs

Price Match Guarantee & Free Shipping $99+

Monitoring Electrode, 2.2cm x 2.2cm, Tab Style, 100/bg, 10 bg/bx, 4 bx/cs

Claflin Medical Equipment
$277.32 See It
Heartline Monitoring Electrodes By Cardiac Science - HeartLine Comfort Tape Wet Gel Electrodes, 48mm, 30/pouch

Price Match Guarantee & Free Shipping $99+

HeartLine Comfort Tape Wet Gel Electrodes, 48mm, 30/pouch, 600/cs

Claflin Medical Equipment
$14.27 See It
Red Dot Soft Cloth Monitoring Electrodes - Monitoring Electrode, No Abrader, 6cm Dia., 50/bg

Price Match Guarantee & Free Shipping $99+

Monitoring Electrode, No Abrader, 6cm Dia., 50/bg, 20 bg/cs

Claflin Medical Equipment
$13.77 See It