

Hero image 0 of Penn-Plax Cascade Mini Fish Tank Heater – Fully Submersible – Great for Freshwater and Saltwater Aquariums – 4” Length – 10 Watt, 0 of 5
Penn-Plax Cascade Mini Fish Tank Heater – Fully Submersible – Great for Freshwater and Saltwater Aquariums – 4” Length – 10 Watt
Key item features
- Preset Temperature: Maintains water at a fixed 77°F, suitable for most aquatic environments, without adjustable temperature settings.
- Versatile Compatibility: Designed for 2-5 gallon plastic and glass tanks, safe for both freshwater and saltwater aquariums.
- Safety Features: Equipped with an automatic safety shut-off that activates when exposed to air, preventing damage.
- Efficient Heating: Provides excellent heat distribution and includes two suction cups for horizontal or vertical mounting.
- Compact Dimensions: Measures 4 inches in length, with a 10W wattage, 120V voltage, and 60Hz frequency.
- Installation Guidance: Requires full submersion, placement in high-flow areas, and protection from falling decor for optimal performance.
Generated by AI
Specs
- Watts10
- FeaturesSubmersible
- BrandPenn-Plax
- MaterialGlass
- Aquarium heater typeAquarium Heater
- Power typeCorded Electric
Current price is USD$18.99
Price when purchased online
Out of stock
How do you want your item?
Out of stock
About this item
Product details
Cascade presents the 10W Mini Fish Tank Heater by Penn-Plax. This aquarium heater is preset to maintain water at 77 ℉. Although this factory temperature setting cannot be adjusted, it does meet the ideal temperature range for most aquatic environments. This heater is designed for both plastic and glass tanks, between 2 – 5 gallons in size, and is safe for freshwater and saltwater aquariums. Shop Penn-Plax for All Your Pet’s Needs: Penn-Plax is a manufacturer and distributor of top quality pet supplies, who specialize in creating excellent pet products for animals, both great and small.
- FULLY SUBMERSIBLE AQUARIUM HEATER: The 10W Cascade Mini Tank Heater is preset to maintain water at 77 ℉. Although this factory temperature setting cannot be adjusted, it does meet the ideal temperature range for most aquatic environments. This heater is designed for both plastic and glass tanks, between 2 – 5 gallons in size, and is safe for freshwater and saltwater aquariums.
- SMALL, SAFE, AND EFFECTIVE: This aquarium heater is equipped with an automatic safety shut-off feature that cuts power to the unit once it’s exposed to air. This unit provides excellent heat distribution over the entire element. Furthermore, the two included suction cups allow you to mount it horizontally or vertically in your tank.
- PLEASE NOTE: Always ensure that the unit is at no risk of damage from falling or moving aquarium décor, is positioned in an area of high flow to ensure efficient heating, is always completely submerged in water, and is the right wattage for your aquarium. Ambient room conditions can affect the efficiency of any heater as well.
- MEASUREMENTS: Overall Length = 4” / Wattage = 10W / Voltage = 120V / Frequency = 60Hz
- SHOP PENN-PLAX FOR ALL YOUR PET’S NEEDS: Penn-Plax is a manufacturer and distributor of top quality pet supplies, who specialize in creating excellent pet products for animals, both great and small.
info:
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.
Specifications
Watts
10
Features
Submersible
Brand
Penn-Plax
Material
Glass
Directions
Instructions
Always ensure that the unit is at no risk of damage from falling or moving aquarium dcor, is positioned in an area of high flow to ensure efficient heating, is always completely submerged in water, and is the right wattage for your aquarium. Ambient room conditions can affect the efficiency of any heater as well.
Warranty
Warranty information
Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
Warnings
Warning Text
proposition 65 reasons:titanium dioxide, other chemicals
Similar items you might like
Based on what customers bought
Best seller Tawatiler Aquarium Heater, 25W Small Submersible Fish Tank Heater with Digital Thermometer, Suitable for Marine Saltwater and Freshwater up to 3-5 Gallon $10.99
Best seller
Sponsored$1099current price $10.99Tawatiler Aquarium Heater, 25W Small Submersible Fish Tank Heater with Digital Thermometer, Suitable for Marine Saltwater and Freshwater up to 3-5 Gallon
454.3 out of 5 Stars. 45 reviewsSave withShipping, arrives tomorrowTawatiler Aquarium Heater, 300W Fish Tank Heater with Leaving Water Automatically Stop Heating and Temperature Control System, Suitable for Saltwater and Freshwater $29.99
Sponsored$2999current price $29.99Tawatiler Aquarium Heater, 300W Fish Tank Heater with Leaving Water Automatically Stop Heating and Temperature Control System, Suitable for Saltwater and Freshwater
214.5 out of 5 Stars. 21 reviewsSave withShipping, arrives tomorrowLcxifdre Ip68 Waterproof Stainless Steel Aquarium Heater with Adjustable Thermostat, Submersible Fish Tank Heater for Freshwater Saltwater Aquarium $21.09
$2109current price $21.09Lcxifdre Ip68 Waterproof Stainless Steel Aquarium Heater with Adjustable Thermostat, Submersible Fish Tank Heater for Freshwater Saltwater Aquarium
Acahhotxx Heating Rod, Aquarium Heating Rod Fish Aquarium Heater Thermostat Heater Saltwater/Freshwater USB Charging - 10W $8.98 Was $9.98
$898current price $8.98, Was $9.98$9.98Acahhotxx Heating Rod, Aquarium Heating Rod Fish Aquarium Heater Thermostat Heater Saltwater/Freshwater USB Charging - 10W
Clearance Mini Aquarium Heater 25W 50W For 1 To 10 Gallon Tank Automatic Temperature Control 78℉ Small Fish Tank Heater With Safety Protection For Tropical Fish $6.38 Was $7.38
$638current price $6.38, Was $7.38$7.38Mini Aquarium Heater 25W 50W For 1 To 10 Gallon Tank Automatic Temperature Control 78℉ Small Fish Tank Heater With Safety Protection For Tropical Fish
HIBIBUD Aquarium Heater, 100W Fish Tank Heating Stick, Fish Tank Thermostat Heater, for Saltwater/Freshwater $12.51
$1251current price $12.51HIBIBUD Aquarium Heater, 100W Fish Tank Heating Stick, Fish Tank Thermostat Heater, for Saltwater/Freshwater
Tawatiler Aquarium Heater, Upgraded 300W/500W Fish Tank Heater with Intelligent Leaving Water Automatically Stop Heating and Advanced Temperature Control System, Suitable for Saltwater and Freshwater $29.99
Sponsored$2999current price $29.99Tawatiler Aquarium Heater, Upgraded 300W/500W Fish Tank Heater with Intelligent Leaving Water Automatically Stop Heating and Advanced Temperature Control System, Suitable for Saltwater and Freshwater
254.7 out of 5 Stars. 25 reviewsSave withShipping, arrives tomorrowGyugmhao Aquarium Heater,300W/500W/800W/1000W/1200W Submersible Fish Tank Heater with Over-Temperature Protection and Automatic Power-Off When Leaving Water for Saltwater and Freshwater $29.99
Sponsored$2999current price $29.99Gyugmhao Aquarium Heater,300W/500W/800W/1000W/1200W Submersible Fish Tank Heater with Over-Temperature Protection and Automatic Power-Off When Leaving Water for Saltwater and Freshwater
43.3 out of 5 Stars. 4 reviewsSave withShipping, arrives tomorrow10W Mini Aquarium Fish Tank Heater USB Heating Rod Submersi/ Heater S0H1 $5.73
$573current price $5.7310W Mini Aquarium Fish Tank Heater USB Heating Rod Submersi/ Heater S0H1
HIBIBUD 2026 New Aquarium Heater, 50W Fish Tank Heater, Adjustable Submersible Water Thermostat with Digital Thermometer Heater for Fish Tank $17.31
$1731current price $17.31HIBIBUD 2026 New Aquarium Heater, 50W Fish Tank Heater, Adjustable Submersible Water Thermostat with Digital Thermometer Heater for Fish Tank
Tawatiler Super Mini Aquarium Heater USB 10W Alumina Ceramic Betta Heater Adjustable Submersible Fish Heater Small Fish Tank Heater Turtle Heater with Digital Display Thermostat for 0-1 Gallon Tanks $12.98
3 optionsAvailable in additional 3 options$1298current price $12.98Tawatiler Super Mini Aquarium Heater USB 10W Alumina Ceramic Betta Heater Adjustable Submersible Fish Heater Small Fish Tank Heater Turtle Heater with Digital Display Thermostat for 0-1 Gallon Tanks
64 out of 5 Stars. 6 reviewsClearance Fish Tank Heater,Submersible Aquarium Heater,50W Adjustable Fish Tahk Heater,Suitable for Marine Saltwater and Freshwater(50W) $12.39 Was $13.79
$1239current price $12.39, Was $13.79$13.79Fish Tank Heater,Submersible Aquarium Heater,50W Adjustable Fish Tahk Heater,Suitable for Marine Saltwater and Freshwater(50W)
HIBIBUD 2026 New Aquariums Heaters 10W Automatic Temperature Control Small Fishes Tanks Heaters Small Tank Heater $9.07
$907current price $9.07HIBIBUD 2026 New Aquariums Heaters 10W Automatic Temperature Control Small Fishes Tanks Heaters Small Tank Heater
HIBIBUD 2026 New Aquarium Heater, 300W Fish Tank Heater, Adjustable Submersible Water Thermostat with Digital Thermometer Heater for Aquarium $17.31
$1731current price $17.31HIBIBUD 2026 New Aquarium Heater, 300W Fish Tank Heater, Adjustable Submersible Water Thermostat with Digital Thermometer Heater for Aquarium
HIBIBUD Aquarium Heater 50W/100W/200W/300W/500W Temperature Adjustable Automatic Fish Tank Heater Suitable for Saltwater and Fresh Water $12.78
$1278current price $12.78HIBIBUD Aquarium Heater 50W/100W/200W/300W/500W Temperature Adjustable Automatic Fish Tank Heater Suitable for Saltwater and Fresh Water
Clearance Mini Aquarium Heater Fish tank automatic constant temperature heating heate $7.06 Was $9.92
Clearance
$706current price $7.06, Was $9.92$9.92Mini Aquarium Heater Fish tank automatic constant temperature heating heate
5w/10w Aquarium Heater - Explosion-Proof Glass, Adjustable Thermostat, for Fish Tanks/Freshwater, Quick Heating/Stable Temperature $6.09 Was $7.69
$609current price $6.09, Was $7.69$7.695w/10w Aquarium Heater - Explosion-Proof Glass, Adjustable Thermostat, for Fish Tanks/Freshwater, Quick Heating/Stable Temperature
Mini Aquarium Heating Rod Small Fish Tank Mini Heater USB Charging Thermostat Heater 15-34℃ Adjustable Temperature 10W $11.78
$1178current price $11.78Mini Aquarium Heating Rod Small Fish Tank Mini Heater USB Charging Thermostat Heater 15-34℃ Adjustable Temperature 10W
LEHOZIHEQ Aquarium Heater, Stainless Steel Submersible Fish Tank Heater, Easy and Convenient to Use, for Marine Saltwater and Freshwater $4.89
$489current price $4.89LEHOZIHEQ Aquarium Heater, Stainless Steel Submersible Fish Tank Heater, Easy and Convenient to Use, for Marine Saltwater and Freshwater
Aquarium Heater,50W Automatic Thermostat Fish Tank Heating Rod for Fish Tank Saltwater and FreshwaterUS Plug 110V220V $10.84
$1084current price $10.84Aquarium Heater,50W Automatic Thermostat Fish Tank Heating Rod for Fish Tank Saltwater and FreshwaterUS Plug 110V220V
Customer ratings & reviews
How item rating is calculated
Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.
Sort by |
Showing 1-2 of 2 reviews
Nov 6, 2020
lilium11
1 out of 5 stars review
Seller Verified Purchase
NOT Safe, DON NOT buy
Used in 1 gal. container, overheated and wanted to know how high it would go. Went up to 90F. Would have returned it if I could.
Review from walmart.ca
Helpful?1AGUU0G9WOZD562841348
Nov 8, 2020
lilium11
1 out of 5 stars review
Disappointed
Used in 1 gal. container, overheated and wanted to know how high it would go. Went up to 90F.
Review from walmart.ca
Helpful?1AGUU0G9WOZD562841348














