--- product_id: 281904181 title: "J-star Large Fish Breeder Box for Aquarium Tank, Acrylic Breeding Box for Guppy/Betta/Shrimp/Clownfish, Baby Fish Hatchery & Isolation Tank" brand: "j-star" price: "€ 50.34" currency: EUR in_stock: true category: "J Star" url: https://www.desertcart.gr/products/281904181-j-star-large-fish-breeder-box-for-aquarium-tank-acrylic store_origin: GR region: Greece --- # XL size for diverse fish species Crystal-clear acrylic for easy observation Eco-friendly suction cups for secure mounting J-star Large Fish Breeder Box for Aquarium Tank, Acrylic Breeding Box for Guppy/Betta/Shrimp/Clownfish, Baby Fish Hatchery & Isolation Tank **Brand:** j-star **Price:** € 50.34 **Availability:** ✅ In Stock ## Summary > 🐠 Breed Brilliance: The Ultimate Aquarium Hatchery for Next-Level Fish Care! ## Quick Answers - **What is this?** J-star Large Fish Breeder Box for Aquarium Tank, Acrylic Breeding Box for Guppy/Betta/Shrimp/Clownfish, Baby Fish Hatchery & Isolation Tank by j-star - **How much does it cost?** € 50.34 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/281904181-j-star-large-fish-breeder-box-for-aquarium-tank-acrylic) ## Best For - j-star enthusiasts ## Why This Product - Trusted j-star brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Maximize Survival Rates:** Isolate fry and vulnerable fish safely to boost breeding success. - • **Effortless Feeding Access:** Top feeding hole lets you nourish fish without opening the box. - • **Space-Smart Floating Design:** Dual-layer, wall-mounted box that saves tank space and floats effortlessly. - • **Durable Crystal Transparency:** Premium acrylic ensures clear, unobstructed viewing of your aquatic life. - • **Eco-Friendly Secure Mounting:** Strong, environment-conscious suction cups keep the box firmly in place. ## Overview The J-star Extra Large Fish Breeder Box is a premium acrylic isolation and breeding tank designed for guppies, bettas, shrimp, and other small fish. Featuring a crystal-clear body for easy monitoring, a space-saving floating and wall-mounted design, and eco-friendly suction cups, it enhances fry survival by safely isolating vulnerable fish. Its top feeding hole allows hassle-free feeding without disturbing the fish, making it an essential tool for serious aquarium enthusiasts aiming to elevate their breeding success. ## Description Suspension Multifunctional Isolation Box 1. The acrylic breeder box can be used as a spawning box for viviparous fish such as betta, guppy, killifish, etc. 2. The fish breeder box can prevent baby fishes from being attacked by adult fishes and improve the survival rate of baby fishes. 3. Self-floating design and wall-mounted design, double-layer combination does not occupy space, unique floating design can move everywhere without sinking. 4. The crystal-clear aclimation box can watch the fishes without any obstruction, adding fun. When to use isolation box? 1. As a breeding box for viviparous fish, such as betta, guppy, killifish, etc. 2. Serve as a refuge for small fishes to avoid adult fish attacks. 3. Isolate the injured fish. 4. Isolate attacking fish. Specification Material: Acrylic Color: Transparent Dimensions: 3.94" x 2.75" x 5.11" (M) / 5.5" x 3.1" x 5.5" (L) / 7" x 3.1" x 6" (XL) Package includes: 1 x isolation box for aquarium 2 x suction cups SERVICE: If the product you received has any problems, please feel free to contact us. ## Features - The breeder box can be used as spawning box for betta, guppy, etc. The fish isolation box can prevent small fish from attacking and improve the survival rate of fish. - High-quality transparent materials, durable. Can safely and reliably breed, isolate or adapt to fish. Crystal transparent body. It's easy to observe the females giving birth. - Space-saving and can float automatically, this acrylic isolation box can be fixed on the aquarium wall by suction cup. The two-level combination does not take up space. - Perfect isolator for aggressive fish, injured fish, small fish, shrimp and other marine fishes. Fishes such as Betta, Guppy, Killifish, Clownfish and other small fishes. - No need to open the cover when feeding because of the design with a feeding hole on the top. The suctions cup is made with Environment-friendly materials, better adsorption. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08B8VQ91X | | Additional Features | Transparent | | Best Sellers Rank | #131,922 in Pet Supplies ( See Top 100 in Pet Supplies ) #90 in Fish Breeding Tanks | | Brand | J-star | | Brand Name | J-star | | Color | Blue, Clear | | Customer Reviews | 3.9 out of 5 stars 156 Reviews | | Included Components | 1 x isolation box for aquarium, 2 x suction cups | | Item Dimensions L x W x H | 7"L x 2.75"W x 7"H | | Item Shape | Rectangular | | Item Weight | 0.23 kg | | Manufacturer | J-star | | Material | Acrylic | | Material Type | Acrylic | | Model Number | 741416221176 | | Number of Items | 1 | | Pet Type | Fish | | Product Dimensions | 7"L x 2.75"W x 7"H | | Product Style | Modern | | Special Feature | Transparent | | Specific Uses For Product | Breeding, Isolation, Injury recovery, Aggression control | | Tank Volume | 94 cubic inches | | Target Species | Fish | | UPC | 741416221176 | | Unit Count | 1 Count | | Vivarium Type | Aquarium | ## Product Details - **Brand:** J-star - **Color:** Blue, Clear - **Included Components:** aquarium breeder,breeder - **Item Weight:** 0.33 kg - **Material:** Acrylic - **Special Feature:** Transparent - **Specific Uses For Product:** Spawning, Refuge, Injury isolation, Attack isolation - **Style:** Modern - **Tank Volume:** 130.2 cubic inches - **UPC:** 741416221336 ## Images ![J-star Large Fish Breeder Box for Aquarium Tank, Acrylic Breeding Box for Guppy/Betta/Shrimp/Clownfish, Baby Fish Hatchery & Isolation Tank - Image 1](https://m.media-amazon.com/images/I/61oJH-AW3XL.jpg) ![J-star Large Fish Breeder Box for Aquarium Tank, Acrylic Breeding Box for Guppy/Betta/Shrimp/Clownfish, Baby Fish Hatchery & Isolation Tank - Image 2](https://m.media-amazon.com/images/I/71jOX5gcLtL.jpg) ![J-star Large Fish Breeder Box for Aquarium Tank, Acrylic Breeding Box for Guppy/Betta/Shrimp/Clownfish, Baby Fish Hatchery & Isolation Tank - Image 3](https://m.media-amazon.com/images/I/718eLX860HL.jpg) ![J-star Large Fish Breeder Box for Aquarium Tank, Acrylic Breeding Box for Guppy/Betta/Shrimp/Clownfish, Baby Fish Hatchery & Isolation Tank - Image 4](https://m.media-amazon.com/images/I/61lAhzlteuL.jpg) ![J-star Large Fish Breeder Box for Aquarium Tank, Acrylic Breeding Box for Guppy/Betta/Shrimp/Clownfish, Baby Fish Hatchery & Isolation Tank - Image 5](https://m.media-amazon.com/images/I/615+mtZ6dzL.jpg) ## Available Options This product comes in different **Size** options. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.gr/products/281904181-j-star-large-fish-breeder-box-for-aquarium-tank-acrylic](https://www.desertcart.gr/products/281904181-j-star-large-fish-breeder-box-for-aquarium-tank-acrylic) --- *Product available on Desertcart Greece* *Store origin: GR* *Last updated: 2026-11-13*