ReefGrade
Fluorescing coral colony glowing orange and green under actinic blue reef aquarium lighting

SYSTEM ONLINE · Reef aquarium gear, independently reviewed

Equipment your
parameters trust.

Honest picks for reef lighting, protein skimmers, return pumps, salt mix, test kits, dosing systems, and controllers. Structured around your tank size and upgrade path, not which brand paid us.

Photography via Unsplash

Instrument channels

Seven systems, one stable reef

Every category ranked by the parameters it actually moves, from PAR coverage to skimmate dryness. Pick a channel.

Bench tested

The instruments behind the glass

Three picks that define the modern reef stack: the light, the controller, the test instrument.

  • EcoTech Radion XR15 G6 Pro

    4.9 $575 to $625

    EcoTech Radion XR15 G6 Pro

    Mixed reef and SPS-dominant tanks from 24 to 50 gallons where even PAR across the full footprint matters more than cost.

  • Neptune Apex A3 Controller System

    4.8 $680 to $720

    Neptune Apex A3 Controller System

    Serious reefers with 75-gallon and larger systems who want comprehensive equipment monitoring, automated safety responses, and the deepest integration ecosystem in the hobby.

  • Hanna HI772 Alkalinity Checker (dKH)

    4.8 $70 to $80

    Hanna HI772 Alkalinity Checker (dKH)

    Any reefer dosing two-part, running a calcium reactor, or maintaining an SPS-dominant tank where 0.5 dKH precision is important for dosing calibration.

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The logbook

Guides written from the fish room

Cycling, dosing, sizing, controller wars. The long-form answers, parameter by parameter.

All guides

Why reefers trust ReefGrade

  • Independently reviewed
  • Parameter-focused
  • No paid placements

Every recommendation at ReefGrade is evaluated against measurable reef-keeping criteria -- PAR output, skimmate dryness, dosing accuracy, footprint, and real-world parameter stability -- not marketing specifications.