Refurbished Fish & Aquatic Pets — 454 Deals

454 open-box and refurbished Fish & Aquatic Pets deals are live for shoppers in the US right now, with discounts averaging 20% off retail. Prices range from $5 to $540, and every listing shows the seller's condition grade, current price, savings versus list price and stock status — so you can compare before you buy. Top brands on sale include Fluval, Aqueon, hygger and Tetra. Inventory syncs from Amazon and other partner stores throughout the day; open-box stock is usually one-of-a-kind, so the best deals sell out fast.

454 live US listings.

USA

Fluval

Hagen HG Fluval FX5/FX6 Motor Unit

$123⁴⁷

OASE BioMaster External Filter for Aquariums up to 225 gallons, Multi-Stage Filtration, Easy Maintenance Prefilter, Quiet Canister Filter, German Engineering

Used

$318¹⁰

$421.56

-25% Save $103.46

Update: 2 hours 58 mins

Buy at Amazon.com

USA

Seachem

HyperSorb, 2 L / 67.6 oz.

$21⁸⁹

XtremepowerUS SuperFlow Variable Speed High-Flo Pool Pump In-Ground Swimming Pool Energy Efficient 230V, 1-1/2” & 2” Adapter Build-in Timer Control Panel (2.2, Horsepower)

$539⁹⁶

Fluval FX2 High Performance Canister Aquarium Filter - Multi-Stage Filtration, Built-in Powered Water Change System, and Basket-in-Basket Tray Design

$272⁹⁵

Coralife BioCube LED Aquarium Fish Tank Replacement Lid Canopy, 29/32 Gallon

$190⁰²

Aquascape SLD 2000-5000 Impeller with Gasket – Replacement Part for SLD 8000-20000 Variable Flow Pumps, 45047

$35⁰⁸

Jebao Smart Marine LED Light for Reef Aquarium Fish Tank (AL-120)

$116⁷²

Kessil A160WE Controllable LED Aquarium Light, Tuna Blue

$230⁰⁰

Jecod/Jebao PA-100 ECO Air Pump

$56³⁰

Wonderfactory Smart Aquarium 5 Gallon Glass Fish Tank, Self Cleaning System Efficiency Filter 7 Color LED Lights Automatic Feeder Temperature Display Monitor HD UHA Glass, Smart Control with Apps

$144⁸⁰

Hydor USA SlimSkim Nano Internal Skimmer for Mini Aquariums and Mini Reefs

$60¹⁶

Upgraded 2L/5L Aquarium CO2 Generator System with Timer-Enabled Motor Valve, Upgrade CO2 System Kit with Quick-Release Structure for Aquarium Plants Tanks (2L)

$88¹⁰

Fluval 207 Perfomance Canister Filter - for Aquariums Up to 45 Gallons - Aquarium Canister Filter

$153⁸⁹

PENN-PLAX Water-World Radius Desktop Nano Aquarium Kit – Come with LED Light, Internal Filter, and Mat – Perfect for Shrimp and Small Fish – 5 Gallon Tank

$53⁸⁸

Oase BioPlus Thermo 200 Compact Internal Filter for Clean & Clear Aquarium Water – Easy Maintenance, Discreet Corner Mount, Integrated Heater, For Freshwater Tanks up to 55 Gallons

$40⁴¹

GloFish Glass Aquarium Kit, 20 Gallons, Includes Premium Blue, LED Light Stick & Integrated Filtration, Perfect for Beginners or Seasoned Hobbyists, Seamless, Curved Design

$207¹⁹

kactoily Long-Range WiFi Aquarium Water Quality Monitor – 7 Parameter Digital Aquarium Water Tester for pH ORP EC TDS Salinity SG Temp, Freshwater & Saltwater Tanks

$188⁰⁹

VEVOR Aquarium Stand, 20 Gallon Fish Tank, 25.6 x 16.5 x 31.9 in Steel and MDF Turtle Tank, 167.6 lbs Load Capacity, Reptile Tank With Storage Cabinet and Embedded Power Panel, Black

$47⁶⁴

Jebao MCP Smart Cross Flow Pump with LCD Display Controller for Saltwater Tank Magnetic Base (MCP-120)

$80⁸³

Fish Tank Smart Aquarium Kit: 2 Gal UHD Glass Silent Water Pump Self Cleaning System Temperature Monitoring Essential Oil Diffuser with Humidifier 7 Color Lights Multi-Layer Filtration System - White

$35⁰⁸

Fluval FX4 Motor Unit

$56¹⁵

CURRENT USA 48 - 60" Inch Orbit Marine LED Saltwater Reef Marine Aquarium Light | 24 Hour IR Lighting & eFlux Wave Pump Control | Adjustable Color Spectrum for Fish Tank (4103)

$159⁹⁹

SICCE Syncra Silent 1.5 Multifunction 357 GPH Submersible Water Pump | Italian Made 23W Ultra Quiet Durable Aquarium Fish Tank, Fountain, Pond, Hydroponics, Terrarium Black | Freshwater & Saltwater

$53⁹⁹

Fish & Aquatic Pets open-box FAQ

How much can I save on open-box Fish & Aquatic Pets?

Discounts on Fish & Aquatic Pets at OpenBoxFox currently average 20% off retail across 454 live listings, with prices from $5 to $540. Savings are measured against the manufacturer's list price.

Are open-box and refurbished Fish & Aquatic Pets safe to buy?

Yes — every listing shows the seller's condition grade (from open-box "Like New" to certified refurbished) before you buy. You purchase directly from the seller, such as Amazon, and that seller's standard return policy applies to your order.

Which Fish & Aquatic Pets brands are on sale open-box right now?

The most-listed brands in Fish & Aquatic Pets at the moment are Fluval, Aqueon, hygger, Tetra and Jebao. New open-box inventory arrives daily, so brand availability changes often.

How often are Fish & Aquatic Pets deals updated?

OpenBoxFox syncs Fish & Aquatic Pets inventory from partner stores throughout the day. Sold-out listings are removed automatically and new deals appear shortly after we find them.

Shop more: Refurbished Pet Supplies