Controllers & Monitors

Controllers & Monitors

We carry a wide range of aquarium controllers & monitors from American Marine, BioTek Marine, Hanna Instruments, Apogee Instruments, Neptune Systems, Tunze, Hydros & more. If you need help selecting the right product for your budget and needs then please call or email us.

First Time Customers Use Coupon Code: WELCOMEExtra 10% With Account Checkout to Save 10%
15% Off Hanna Instruments & 20% Off ATI Straton LED Lights.

10 Items

Set Descending Direction
  1. HANNA HI981520 Marine Monitor PH, Marine Salinity, Temperature

    Special Price $211.65 Regular Price $249.00
    This product will be back ordered
  2. Hanna Instruments HI758 Calcium Checker Marine

    Special Price $55.21 Regular Price $64.95
    Order by 3:30pm EST for Same Day Shipping (M-F)
  3. Hanna Instruments HI717 Checker Phosphate High Range

    Special Price $55.21 Regular Price $64.95
    This product will be back ordered
  4. Hanna Instruments Edge pH Meter

    Special Price $387.60 Regular Price $456.00
    Call For Availability
  5. Hanna Instruments HI718-11 Calibration Checking Set

    Special Price $11.90 Regular Price $14.00
    This product will be back ordered
  6. Hanna HI700 Checker Ammonia Low Range Fresh Water

    Special Price $55.21 Regular Price $64.95
    This product will be back ordered
  7. Hanna Instruments HI97500 Lux Meter

    Special Price $130.90 Regular Price $154.00
    Usually Ships In 2 - 3 Business Days After Submission of Order
  8. Hanna Instruments 35 ppt Salinity Calibration Solution Packs

    Starting at: $8.50
    Order by 3:30pm EST for Same Day Shipping (M-F)
  9. Hanna Instruments HI98319 Marine Salinity Tester

    Special Price $67.99 Regular Price $79.99
    Order by 3:30pm EST for Same Day Shipping (M-F)
  10. Hanna Instruments Checker Plus pH Tester HI98100

    Special Price $45.05 Regular Price $53.00
    This product will be back ordered
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