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Item #:
221101280
GloFish Submersible Heater 50 Watts, for Aquariums Up to 10 Gallons, UL Listed,Black (Pack of 5)
87% of respondents would recommend this to a friend
Item #:
221101280
PYG 903693
Price Details
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Order now and get it around Friday, October 02
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What Stands Out
Compact Design
The GloFish Submersible Heater features a compact design, making it ideal for aquariums up to 10 gallons. Its space-saving structure ensures it won't disrupt the aesthetic of smaller tank setups.
Safety Certified
This heater is UL listed, ensuring it meets rigorous safety standards. Reliable and dependable, it provides peace of mind for aquarium enthusiasts concerned about equipment safety and energy efficiency.
Easy Installation
With straightforward installation, the GloFish heater offers user-friendly setup for both novice and experienced aquarists. Simply submerge it in the aquarium, adjust the settings, and enjoy a stable aquatic environment.
Product Details
| Item Weight | 2.3 pounds (1.04 kg) |
| Manufacturer | Spectrum Brands Pet |
| Item model number | AQ-78403 |
| Batteries | Product Specific batteries required. |
| Date First Available | January 23, 2026 |
| Item Package Dimensions L x W x H | 7.24 x 3.31 x 1.93 inches |
| Item Dimensions LxWxH | 1.81 x 3.25 x 7.19 inches |
| Brand Name | GloFish |
| Target Audience Keyword | Fish |
| Directions | See instructions |
| Model Name | Submersible Heater |
| Color | Black |
| Size | 50 (Pack of 5) |
| Age Range Description | All Life Stages |
| Number of Items | 5 |
| Style | Unflavored |
| Included Components | See label |
| Specific Uses for Product | Active |
Who Should Buy?
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Small Aquarists
Ideal for beginners with small tanks seeking reliability and efficiency in maintaining optimal water temperatures.
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Tropical Fish Owners
Supports tropical species that require stable and warm water, promoting healthy growth and vibrant colors.
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Compact Spaces
Perfect for users with limited space who need a heater that fits 10-gallon aquariums without bulk.
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Large Aquariums
Not suitable for tanks over 10 gallons, as its heating capacity is insufficient for larger volumes of water.
Product Description
GloFish Submersible Heater 50 Watts, for Aquariums Up to 10 Gallons, UL Listed,Black (Pack of 5)
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Customer Questions & Answers
-
Question:
What is the maximum aquarium size for this heater?
Answer: The GloFish® Submersible Heater is suitable for aquariums up to 10 gallons. -
Question:
How does the automatic thermostat work?
Answer: The electronic thermostat keeps the water at a consistent temperature of 78 degrees and prevents overheating. -
Question:
Is this heater easy to install?
Answer: Yes, it easily attaches to the aquarium wall using the included suction cup.
GloFish Aquarium Heaters AQ-78403 Editorial Review
GloFish Submersible Heater 50 Watts, for Aquariums Up to 10 Gallons, UL Listed, Black (Pack of 5) is a reliable and efficient solution for maintaining optimal water temperature in small fish tanks. With its easy installation, users report satisfaction in keeping their aquariums at ideal temperatures, ensuring the health and happiness of their fish. The built-in LED indicator is a great feature as it indicates whether the heater is heating or in standby mode, providing peace of mind. One user recommends checking the heater periodically for maintenance to ensure consistent performance.
Customer Reviews & Ratings
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Pros
- Easy installation with simple plug-and-play functionality
- Maintains stable water temperature effectively
- LED light indicator for operational status
- Compact design fits well in small tanks
- Great for keeping fish happy and healthy
Cons
- Some users recommend considering an adjustable heater option
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
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Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
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Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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PYG 903693
Order now and get it around Friday, October 02
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- GloFish® adds vibrant colors to your aquarium.
- Submersible heater maintains a consistent water temperature of 78 degrees.
- Automatic thermostat prevents overheating and extends heater life.
- Indicator light shows heating status for added convenience.
- Easy installation with included suction cup for secure attachment.
- Suitable for aquariums up to 10 gallons and UL Listed for safety.
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