Double the Capacity. The Same Effortless Simplicity.

AquaGenZ™ Double-Sided Stand-Alone Rack

Double the Capacity. One System. Zero Compromise.

For Freshwater & Saltwater Species Alike

When research demands require maximum housing density without the complexity of a central filtration plant, the AquaGenZ™ Double-Sided Stand-Alone Rack is the definitive answer. At 30 inches deep with access from both sides, this system doubles your housing capacity while relying on a single, centralized life-support infrastructure—delivering the operational simplicity of a stand-alone system at a scale that rivals small institutional facilities.

Whether you are housing up to 4,320 adult zebrafish in a fully loaded configuration or managing a multi-species freshwater and saltwater program, the AquaGenZ™ Double-Sided Rack provides the capacity, precision, and reliability that modern aquatic research demands.

One Platform. Infinite Research Possibilities.

The AquaGenZ™ system is uniquely engineered to support a broad and diverse range of aquatic model organisms. Its integrated dosing and monitoring system maintains precise water chemistry parameters—salinity, pH, conductivity, temperature, and more—making it equally capable of sustaining freshwater and marine species on the same rack.

Supported Research Species

SpeciesCommon Research ApplicationWater Type
Zebrafish (Danio rerio)Genetics, developmental biology, drug discoveryFreshwater
Xenopus (Xenopus laevis / tropicalis)Cell biology, developmental biology, toxicologyFreshwater
Cavefish (Astyanax mexicanus)Neuroscience, evolutionary genetics, sleep researchFreshwater
Axolotl (Ambystoma mexicanum)Regenerative medicine, neuroscience, developmental biologyFreshwater
Stickleback (Gasterosteus aculeatus)Evolutionary biology, genomics, adaptationFresh / Brackish
Killifish (Fundulus / Nothobranchius spp.)Aging research, environmental toxicologyFresh / Brackish
Medaka (Oryzias latipes)Genetics, cancer biology, reproductive toxicologyFresh / Brackish
Lamprey (Petromyzon / Lampetra spp.)Neuroscience, evolutionary biology, spinal cord regenerationFresh / Anadromous
Sea Urchin (Strongylocentrotus / Lytechinus spp.)Developmental biology, reproductive biology, marine toxicologySaltwater
AquaGenZ™ is the only modular rack system purpose-built to house this breadth of aquatic model organisms—from tropical freshwater fish to marine invertebrates—within a single, unified stand-alone platform.

The Science of Superior Water Quality

The filtration architecture of the AquaGenZ™ Double-Sided Stand-Alone Rack is engineered to the same exacting scientific standard as Aquaneering's largest multi-rack central filtration systems. The water treatment sequence is methodical, multi-stage, and designed to eliminate every category of aquatic contaminant before water is returned to the animals on both sides of the rack.

The AquaGenZ™ Stand-Alone Filtration Flow

On-Rack Sump Fluidized Bed Bio-Filter Gravity Titanium Tray Sediment Filter Return to Tanks

Water returning from the tanks on both sides of the rack first collects in the on-rack sump, where the recirculation cycle begins. From the sump, water is directed into the Fluidized Bed Bio-Filter (FBB)—the biological core of the system. The FBB provides up to 10 times the colonizable surface area of conventional bio-filters, sustaining a dense population of nitrifying bacteria that convert ammonia to nitrite and nitrite to nitrate with exceptional efficiency, achieving undetectable ammonia levels. This stage is the same proven biological process employed in Aquaneering's largest institutional central filtration systems.

Following biological treatment, water flows by gravity through a titanium filter tray—the primary mechanical filtration stage. This tray captures particulate matter and biological media before it can re-enter the water column, forming the first line of defense in Aquaneering's guaranteed zero-media-in-tanks assurance. The titanium construction ensures corrosion resistance and long service life in both freshwater and saltwater applications.

Water is then pumped through a sediment filter, which provides a final polishing stage to remove fine suspended particles that passed through earlier stages. The result is water of exceptional optical clarity and biological purity before it is returned to the tanks on both sides.

This four-component sequence—Sump → Fluidized Bed Bio-Filter → Gravity Titanium Tray → Sediment Filter—is the same fundamental scientific process that underpins Aquaneering's multi-rack central filtration systems. Researchers operating a double-sided stand-alone rack benefit from the identical filtration philosophy and biological performance as those running institutional facilities housing hundreds of thousands of animals. The only difference is scale.

Redefining Modularity & Efficiency

Double the Capacity, Zero Extra Effort — Hold up to 4,320 adult zebrafish in a single system. A single, centralized filtration unit powers both sides of the rack, giving you double the output with the same operational simplicity. Start with two shelves and expand up to 16 shelves (eight per side) as your research demands grow.

Precision Water Chemistry for Every Species — AquaGenZ™ features fully integrated automated dosing and monitoring—including salt and sodium bicarbonate dosing—to maintain the precise salinity, pH, conductivity, and temperature profiles required by each species, whether freshwater, brackish, or marine.

Zero Media in Tanks—Guaranteed — The multi-stage mechanical filtration sequence described above guarantees that no media ever reaches your tanks—regardless of species or water type.

A Single Controller for Total Command — A single Beckhoff PLC controller manages the entire double-sided rack from one power plug, enabling all smart components to communicate seamlessly, make automatic adjustments, and alert operators to any potential failures. Individual circuit breakers protect pumps, dosing equipment, and electronics.

System Specifications at a Glance

ParameterSpecification
Rack Depth30" (76.2 cm) — dual-access design for maximum density
Width Options50", 60", and 69"
Shelf Capacity2 to 16 shelves (1 to 8 per side)
Tank Compatibility0.8L, 2.0L, 3.0L, 6.0L, and 9.5L
Water EnvironmentFreshwater, brackish, and saltwater capable
ControllerSingle Beckhoff PLC with integrated touchscreen HMI
PumpsTwo external variable-speed, constant-flow pumps
Biological FiltrationFluidized Bed Bio-Filter (FBB) — 10× surface area
Mechanical Filtration — Stage 1Gravity titanium filter tray
Mechanical Filtration — Stage 2Sediment filter (self-cleaning)
UV Sterilizer85W with 365-day countdown ballast
HeaterInline titanium / submersible, 500W
SumpOn-rack, ~275 L system water volume
DosingAutomated pH and conductivity dosing with metering pumps
Electrical120V 60Hz — single plug operation
Frame Material304 stainless steel, powder-coated with leveling feet
Gutters / DownspoutsCustom-molded polycarbonate — no gluing required
Warranty24 months parts and labor from commissioning
Technical Support24-hour support by phone and email

Feature, Advantage & Benefit (FAB) Matrix

FeatureAdvantageCustomer Benefit
Double-Sided 30-Inch DepthProvides twice the housing capacity utilizing a single life-support infrastructureHigher capacity without complexity — maximize lab capacity (up to 4,320 adult zebrafish) without expanding your footprint or doubling maintenance
True Modular Design (2–16 Shelves)Incremental purchasing and rapid deployment; ships in as little as 1 weekLower barrier to entry — scale capacity exactly as budget and research dictate, with zero downtime
Freshwater & Saltwater CompatibilityIntegrated salt dosing and precision water chemistry management supports the full spectrum of aquatic model organismsUnrivaled versatility — one platform serves your entire aquatic research program, eliminating the need for multiple specialized systems
Same Filtration Science as Multi-Rack SystemsSump → FBB → Gravity Titanium Tray → Sediment Filter sequence mirrors institutional-grade filtrationResearch-grade water quality at any scale — the same biological and mechanical filtration performance trusted by major research centers, in a single stand-alone rack
Single PLC Controller & Smart Safety LoopsCentralizes control of all devices (pH, conductivity, temp, flow, UV) with individual circuit breakersPeace of mind — protects research from power surges and alerts operators to issues before they become emergencies
Fluidized Bed Bio-Filter (FBB)Provides 10× the surface area for superior biological filtrationHealthier animal models — undetectable ammonia/nitrite levels deliver more reliable, reproducible research data across all species
Gravity Titanium Tray + Sediment FilterTwo-stage mechanical filtration guarantees zero media in tanksMassive time savings — drastically reduces manual cleaning of tank screens and maintenance labor hours
Automated Dosing (Salt & Sodium Bicarbonate)Maintains precise, species-specific water chemistry parameters around the clockResearch integrity — eliminates manual dosing errors and ensures consistent husbandry conditions for sensitive marine and freshwater species alike
Custom Molded Gutters & Quick-Disconnect FittingsEliminates gluing; lightweight and highly durableLeak-proof reliability — prevents facility water damage and makes reconfiguration or relocation effortless

Built for Today's Labs. Ready for Tomorrow.

The diversity of aquatic model organisms in modern biomedical research is expanding rapidly. From the genetic tractability of zebrafish to the regenerative biology of axolotl, from the marine developmental models of sea urchins to the neurological insights offered by lamprey—today's researchers need a system that can keep pace with the breadth of their science.

The AquaGenZ™ Double-Sided Stand-Alone Rack is the ultimate solution for researchers who demand capacity, efficiency, and simplicity. Whether you are scaling up or optimizing your workflow, this rack gives you the best of both worlds—exceptional housing density and the effortless simplicity of a single system.

Your Rack, Ready When You Are. Aquaneering has invested in mass-producing AquaGenZ™ shelves for inventory, meaning your system does not wait for a production queue. Pre-made, standardized shelf assemblies are built and held in stock so that complete rack configurations can be assembled and shipped in as little as one week from the date of your order. Whether you are starting with a single shelf or commissioning a full eight-shelf-per-side configuration, your research timeline will not be held hostage by manufacturing lead times. When your grant is approved, your program expands, or a new animal model demands immediate housing, Aquaneering is ready to deliver.

Contact Aquaneering today to configure your system and receive a shipping estimate.

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