Controllers & Testing
Tank maintenance can be made easier with the addition of monitors and controllers in your reef keeping arsenal. Bulk Reef Supply carries a variety of brands like Neptune Systems, Milwaukee, Digital Aquatics ReefKeeper, Pinpoint, HM Digital as well as our own line of BRS pH and ORP probes. Stability is the key to success in any reef aquarium. By using monitoring and controlling equipment, you ensure the most stable aquarium conditions for your tank inhabitants. By staying on top of the levels of your tank’s water parameters, you can ensure the health of your tank before a serious problem arises.
Review & Win!
Each month, one lucky Preferred Reefer will receive a $100 Bulk Reef Supply gift card, and here's how to enter:
- Log in to your account on BulkReefSupply.com or BRSFresh.com
- Visit the product page and click on the "reviews" tab
- Share your experience by submitting a thoughtful product review
- Automatically get entered to win a $100 gift card
Yes, you can leave more than one review to increase your chances of winning! Every approved product review counts as a valid entry. Entries will be limited to only those reviews that have been approved within the previous 30 days. One winner will be chosen each month and winners will be contacted via the email address on file. Click here to view the full terms & conditions.
402 Items
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Rating:75%Neptune SystemsTrident & A3 Apex Pro Aquarium Controller System Bundle$1,620.98 $1,620.98 -
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Rating:93%Hanna InstrumentsAlkalinity DKH Colorimeter HI772 Hanna Checker - Marine Water$67.99 $67.99 -
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Rating:80%Hanna InstrumentsPhosphate Ultra Low Range PPM Colorimeter HI774 Hanna Checker - Marine Water$67.99 $67.99 -
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Rating:87%Hanna InstrumentsPhosphate Low Range Colorimeter HI713 Hanna Checker - Fresh & Marine Water$67.99 $67.99 -
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Rating:86%Hanna InstrumentsHI713-25 Phosphate Checker Reagents - Marine & Fresh Water$17.99 $17.99 -
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Rating:100%Neptune SystemsProbe Calibration Kit - ph 7.0, ph 10.0, & Salinity 53000uS$5.99 $5.99 -
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Rating:82%Hanna InstrumentsNitrite Ultra Low Range Colorimeter HI764 Hanna Checker - Marine Water$67.99 $67.99 -
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Rating:80%Hanna InstrumentsPhosphorus Ultra Low Range Colorimeter HI736 Hanna Checker - Marine Water$67.99 $67.99 -
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Rating:77%Neptune SystemsNeptune Systems Conductivity Calibration Solution - 53000 Microsiemens$2.99 $2.99 -
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Rating:96%Hanna InstrumentsAlkalinity PPM Colorimeter HI755 Hanna Checker - Marine Water$67.99 $67.99 -
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Rating:60%Hanna InstrumentsLow Range pH/Conductivity/TDS Combo Pen HI98129 - Hanna$209.99 $209.99 -
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Rating:80%Hanna InstrumentsHI764-25 Nitrite ULR Reagents for HI764 Checker - Marine Water$17.99 $17.99 -
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Rating:80%Hanna InstrumentsHI774-11 ULR Phosphate Standards for HI774 Hanna Checker$18.99 $18.99 -
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Rating:90%Hanna InstrumentsHI758-11 Marine Calcium Calibration Check Set for HI758 Checker$24.99 $24.99 -
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Rating:80%Hanna InstrumentsHI755-11 Marine Alkalinity Calibration Check Set for HI755 Checker$18.99 $18.99 -
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Rating:100%Hanna InstrumentsHI736-11 Phosphorus Calibration Check Set for HI736 Checker$12.80 $18.99 -
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Milwaukee InstrumentsMilwaukee Instruments Electrode Rinse Solution, Single Use Packets$0.54 $1.54 -
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Rating:63%Bulk Reef SupplyRefractometer for Reading Salinity with Calibration Fluid$36.99 $36.99 -
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Rating:80%Bulk Reef SupplyLED Refractometer for Reading Salinity with Calibration Fluid$39.99 $39.99 -
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Rating:60%D-D The Aquarium Solution LtdTrue Seawater Refractometer - D-D The Aquarium Solution$69.99 $69.99 -
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Rating:71%Hanna InstrumentsMarine Master Bluetooth Multiparameter Photometer HI97115$449.99 $449.99 -
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Rating:100%Neptune SystemsTrident NP Nitrate & Phosphate Tester w/ 2 Month Reagent Kit$709.98 $709.98 -
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Rating:78%Neptune SystemsA3 Apex Pro Aquarium Controller System with Extra Energy Bar 832$1,250.98 $1,250.98 -
Rating:100%Neptune SystemsA3 Apex Aquarium Controller System with Extra Energy Bar 832$934.98 $934.98 -
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Rating:100%Hanna InstrumentsAmmonia Low Range Colorimeter HI700 Hanna Checker - Fresh Water$30.00 $67.99 -
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Rating:100%Hanna InstrumentsTotal Chlorine Colorimeter HI711 Hanna Checker - Fresh Water$25.98 $67.99 -
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Rating:40%Hanna InstrumentsHI713-11 Phosphate Calibration Check Set for HI713 Checker$13.60 $18.99 -
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Rating:73%Neptune SystemsNeptune Systems Conductivity Calibration Solution - 447 Microsiemens$2.99 $2.99 -
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