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Controllers & Testing Equipment allow convenient measurement of important aquarium parameters. Choose from our great selection to help simplify maintenance of freshwater or saltwater aquariums. High-tech digital controllers and monitors boast precision lab-grade quality to streamline testing and monitoring of vital aquarium water parameters.
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Controllers & Testing Equipment allow convenient measurement of important aquarium parameters. Choose from our great selection to help simplify maintenance of freshwater or saltwater aquariums. High-tech digital controllers and monitors boast precision lab-grade quality to streamline testing and monitoring of vital aquarium water parameters.
109 results
109 results

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Price
Aquarium Type
Tests For
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EcoTech Marine Versa Base Station EcoTech Marine Versa Base Station
Starting at $173.25
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EcoTech Marine Versa Peristaltic Pump 4 Pack with Base Station EcoTech Marine Versa Peristaltic Pump 4 Pack with Base Station
Starting at $799.99
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Neptune Systems Next Generation Apex WiFi Aquarium Controller System Neptune Systems Next Generation Apex WiFi Aquarium Controller System
Starting at $879.95
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Neptune Systems ApexEL Aquarium Controller Neptune Systems ApexEL Aquarium Controller
Starting at $559.95
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Neptune Systems AquaController Apex Energy Bar Expansion Module Neptune Systems AquaController Apex Energy Bar Expansion Module
Starting at $119.95
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Neptune Systems EnergyBar 832 Neptune Systems EnergyBar 832
See Price In Cart
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Neptune Systems Solid Surface Leak Detection Probe Neptune Systems Solid Surface Leak Detection Probe
Starting at $31.95
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Neptune Systems Optical Level Sensor Neptune Systems Optical Level Sensor
Starting at $27.95
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Neptune Systems AquaController Apex PM2 Salinity Module Neptune Systems AquaController Apex PM2 Salinity Module
Starting at $89.95
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Neptune Systems Practical Multi-Purpose Utility Pump Neptune Systems Practical Multi-Purpose Utility Pump
Starting at $39.95
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Neptune Systems Lab Grade Salinity/Conductivity Probe Neptune Systems Lab Grade Salinity/Conductivity Probe
Starting at $149.95
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Neptune Temperature Probe for APEX JR AC3 Neptune Temperature Probe for APEX JR AC3
Starting at $32.95
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Neptune Systems Double Junction Lab Grade ORP Probe Neptune Systems Double Junction Lab Grade ORP Probe
Starting at $94.95
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Neptune Systems DOS Dosing and Fluid Metering System Neptune Systems DOS Dosing and Fluid Metering System
Starting at $329.95
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Neptune Systems ATK Automatic Top-Off Kit Neptune Systems ATK Automatic Top-Off Kit
Starting at $199.95
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Neptune Systems Optical Level Sensor with Magnet Mount Neptune Systems Optical Level Sensor with Magnet Mount
Starting at $37.95
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Hanna Instruments Phosphorous Ultra Low Range Checker HC Hanna Instruments Phosphorous Ultra Low Range Checker HC
Starting at $54.95
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Hanna® pHep®+ Waterproof Pocket pH Tester with 0.01 pH Resolution Hanna® pHep®+ Waterproof Pocket pH Tester with 0.01 pH Resolution
Starting at $55.00
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Hanna® Checktemp® Digital Thermometer Hanna® Checktemp® Digital Thermometer
Starting at $39.00
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Hanna Instruments High Range Copper Checker HC Hanna Instruments High Range Copper Checker HC
Starting at $10.00
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Hanna Marine Salinity Tester Hanna Marine Salinity Tester
Starting at $75.00
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Hanna 35 ppt Salinity Calibration Solution Sachets Hanna 35 ppt Salinity Calibration Solution Sachets
Starting at $27.00
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ICP Water Analysis ICP Water Analysis
Starting at $29.95
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Hydros WaveEngine Hydros WaveEngine
Starting at $299.99
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