Free Shipping!

Narrow Results

Special
Brand
Price
Aquarium Type
See all refinements

Shop All Controllers & Testing

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.
76 results
Neptune Trident  Reagents Neptune Trident Reagents
Starting at $44.95
IN STOCK
Neptune Systems EnergyBar 832 Neptune Systems EnergyBar 832
Starting at $249.95
IN STOCK
Neptune Systems Magnetic Probe Rack Neptune Systems Magnetic Probe Rack
Starting at $39.95
IN STOCK
Neptune Systems Optical Level Sensor Neptune Systems Optical Level Sensor
Starting at $24.95
IN STOCK
Neptune Systems LDK Leak Detection Kit Neptune Systems LDK Leak Detection Kit
Starting at $149.95
IN STOCK
PondCare Pond Master Liquid Test Kit PondCare Pond Master Liquid Test Kit
Starting at $23.22
IN STOCK
DFS21
Contact us
LIVE HELP
8:30 am - 5 pm CST
7 days a week

EMAIL US
CALL US
1-800-334-3699
8:30 am - 5:00 pm CST, Mon - Fri