Easier to use and more accurate than chemical test kits EPA approved DPD method Accuracy ±0.03 ppm (mg/L) ±3% of reading 0.01 ppm (mg/L) resolution (250 points) Large, easy to read digits Auto shut-off. Dedicated to a single ...
The Refractometer is a must have for all hobbyists. The proper salinity is crucial for the survival and health of your fish and corals. This high quality refractometer is extremely accurate and easy to use and calibrate. Calibrat...
Precision of +/- .01
10` coax cable
Sealed Ag/AgCI reference.
Standard BNC connector
PINPOINT ™ pH Replacement Probe is designed especially with your purpose in mind. It features long, continuous duty expectancy, fast response and, most importantly, is non-toxic to your system. Each probe features a 10 foot ca...
Easily add float switches, water on the floor sensors, etc. to the Apex, Apex Lite, AquaController 3, or AquaController 3 Pro. Simply plug the Breakout box`s minidin 8 cable into the AquaController I/O port, and then attach the fl...
High accuracy with 0.01 pH resolution
Two point fast and accurate calibration
Usable with virtually any electrode that shares the same connector
3000 hours of battery life
HI 1270 small diameter probe fitseasily in...
Digital Aquatics pH Probe w/Calibration Packets
Resolution 0.01 pH
Cable Length 4 feet
Connection Type Male BNC
Included Calibration Packets 1 x 7pH calibration packet
1 x 10pH calibration packet
The Socket Expansion box is a small power strip with controllable 2 outlets used to reduce the power load on a direct connect (DC) box. Since power is supplied from a different circuit, the Direct Connect box`s power budget is not...
5 x Bus Ports The HUB has 5 bus ports for easy expansion when the traditional daisy chain is not an option. 1 x Power Port 9VDC input voltage for providing additional power to your system. Tech Specs
LED Status Indic...
Spare electrode for HI 98121, HI 98127, HI 98128, HI 98129 and HI 98130
EC/TDS/Temp Water Resistant Hydrotester
The COM-80 is an economically priced, reliable EC/TDS meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, d...
Spare pH electrode, with Teflon ® junction, 2 m (6.6') cable, for general purpose, water treatment and agriculture.
Expansion Socket The Digital Aquatics Expansion Socket allows you to control high current devices without affecting your ReefKeeper power budget
Hanna Instruments Replacement Electrode for DiST 5 Waterproof Low Range EC/TDS/Temperature Tester