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UV Sterilizers: Large Tanks
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AquaTop UVCP-9 Submersible UV Sterilizer, 9W AquaTop UVCP-9 Submersible UV Sterilizer, 9W

Unlike conventional UV Sterilizers which need the addition of a pump and extra plumbing, the AquaTop UVCP-9 Submersible UV Sterilizer 9W has a built in pump and is ready to use without the hassle of extra plumbing. For fresh & saltwater aquarium and pond use.

Features:

  • User Manual (pdf format in new window)
  • Includes 528 gph pump (6 Watts)
  • Includes 9 Watt UV-C bulb
  • Includes pre-filter pad
  • 15 foot power cord
  • Dimensions: 12" X 4-1/2" X 4-1/2"

List Price: $99.99
Our Price: $79.99
You save $20.00!
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Aqua Medic Helix Max 5 Watt UV Sterilizer Aqua Medic Helix Max 5 Watt UV Sterilizer

The Aqua Medic Helix Max 5 Watt UV Sterilizer uses an aggressive spiraling flow design that incorporates more "twists" in a single pass through the housing. This increase in contact time means big gains in efficiency. The 5 Watt Helix Max is appropriate for aquariums from 10 to 75 gallons. A pump is needed for the sterilizer. The flow rate through the sterilizer must be between 50 and 100 gph.


  • 5 Watt UV Sterilizer for fresh and saltwater aquariums from 10 to 75 gallons
  • For in line use
  • Pump required, but not included. The flow rate through the sterilizer must be between 50 and 100 gph.
  • Dimensions: 7-1/2" X 4" X 3-1/2"
  • Inlets/outlets are for the following hose sizes: 1/2" & 5/8"
  • Includes in cabinet mounting plate
  • Electronic ballast in a sealed remote enclosure
  • Eradicates water born parasites, bacteria, fungi, viruses and other pathogens
  • User Manual (pdf in new window)

Our Price: $92.99
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Aqua Medic Helix Max 9 Watt UV Sterilizer Aqua Medic Helix Max 9 Watt UV Sterilizer

The Aqua Medic Helix Max 9 Watt UV Sterilizer uses an aggressive spiraling flow design that incorporates more "twists" in a single pass through the housing. This increase in contact time means big gains in efficiency. The 9 Watt Helix Max is appropriate for aquariums from 75 to 135 gallons. A pump is needed for the sterilizer. The flow rate through the sterilizer must be less than 200 gph.


  • 9 Watt UV Sterilizer for fresh and saltwater aquariums from 75 to 135 gallons
  • For in line use
  • Pump required, but not included. The flow rate through the sterilizer must be less than 200 gph.
  • Dimensions: 10-1/2" X 4-1/2" X 4"
  • Inlets/outlets are for the following hose sizes: 1/2" & 5/8"
  • Includes in cabinet mounting plate
  • Electronic ballast in a sealed remote enclosure
  • Eradicates water born parasites, bacteria, fungi, viruses and other pathogens
  • User Manual (pdf in new window)

Our Price (price includes free shipping!) $103.99
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Aqua Medic Helix Max 11 Watt UV Sterilizer Aqua Medic Helix Max 11 Watt UV Sterilizer

The Aqua Medic Helix Max 11 Watt UV Sterilizer uses an aggressive spiraling flow design that incorporates more "twists" in a single pass through the housing. This increase in contact time means big gains in efficiency. The 11 Watt Helix Max is appropriate for aquariums from 75 to 140 gallons. A pump is needed for the sterilizer. The flow rate through the sterilizer must be less than 250 gph.


  • 11 Watt UV Sterilizer for fresh and saltwater aquariums from 75 to 140 gallons
  • For in line use
  • Pump required, but not included. The flow rate through the sterilizer must be less than 250 gph.
  • Dimensions: 12-1/2" X 4-1/2" X 3-1/2"
  • Inlets/outlets are for the following hose sizes: 1/2" & 5/8"
  • Includes in cabinet mounting plate
  • Electronic ballast in a sealed remote enclosure
  • Eradicates water born parasites, bacteria, fungi, viruses and other pathogens
  • User Manual (pdf in new window)

Our Price (price includes free shipping!) $132.99
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AquaTop 18 Watt Eliminator Series In-Line UV Sterilizer AquaTop 18 Watt Eliminator Series In-Line UV Sterilizer

The AquaTop 18 Watt Eliminator Series In-Line UV Sterilizer maximizes UV exposure in a compact, easy-to-install unit. The 18 Watt Eliminator Series In-Line UV Sterilizer can be installed in-line or attached to the wall or cabinet. Simply connect to a water pump, power head, or on the return line of a canister filter with a maximum flow rate under 750 gph.

Features:

  • Requires a powerhead that will provide an approx. 750 gph flow rate
  • Includes 18 watt UV-C Lamp
  • Includes 1/2", 3/4", 1" & 1-1/4" Adapters
  • Includes mounting brackets for attachment to stand or wall
  • Manufacturer recommends for aquariums up to 300 gallons
  • Dimensions: 15" X 4-1/2" (not including power supply or plumbing fittings
  • Can be used vertically or horizontally
  • Remote power supply. 14 foot power cord from unit to power supply. 4 foot power cord from power supply to plug.

List Price: $159.99
Our Price (price includes free shipping!) $139.99
You save $20.00!
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Coralife Turbo Twist 6X UV Sterilizer 18W Coralife Turbo Twist 6X UV Sterilizer, 18W (New Version)

The Coralife Turbo Twist 6X UltraViolet Sterilizer, 18W, features a unique twist flow design that guides water flow more evenly through the sterilizer, increasing exposure to ultraviolet light and improving the treatment of unwanted algae and harmful micro-organisms.

Coralife Turbo Twist 6X Features:

  • Requires a powerhead that will provide an approx. 200 to 400 gph flow rate. The Rio 6HF HyperFlow Powerhead is a good choice.
  • Can be used with 3/4" or 5/8" hose. Hose is not included. The amount of hose depends on how you set up your Turbo Twist—about 6 feet of hose is what most people use.
  • For aquariums up to 250 gallons
  • Easy set up and installation
  • Mounting brackets included for hang on or in-line applications
  • Can be used with freshwater and saltwater aquariums
  • Dimensions: L 16.25" x W 8.75" x H 3.13"
  • Indicator light lets you know at a glance that the sterilizer is operating
  • Sterilizer can be mounted vertically or horizontally. Mounting hardware included.
  • Set Up Instructions (pdf in new window)
  • Product manual (pdf in new window)

Our Price: $167.95
Sale Price (price includes free shipping!) $157.28
You save $10.67!
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Pentair Aquatics Lifegard Aquastep Pro 25 Watt UV Sterilizer Lifegard Aquatics Aquastep Pro 25 Watt UV Sterilizer

The Lifegard Aquatics Aquastep Pro 25 Watt UV Sterilizer is for aquariums up to 200 gallons

  • Aquastep Pro Brochure (pdf file in new window)
  • 25 Watt UV lamp. Unique 4 pin connector for easy bulb replacement without shutting down the system.
  • In line or hang-on use
  • Connections: 3/4" FPT. Comes with 1/2" hose barb fitting, hose clamps, silicone lubricant and 4 feet of hose. Inlet and outlet at top for hang on and at bottom for below aquarium installations.
  • Requires an approx. 760 gph pump
  • Dimensions: 23" X 7.5" X 3"
  • Clear View Port. Allows visible light (no UV) to pass through and indicate bulb is operating adjustable clamp.
  • Spring loaded clamp creates a snug fit to any aquarium or reservoir tank
  • Instruction Manual (pdf file in new window)

List Price: $251.17
Our Price (price includes free shipping!) $161.47
You save $89.70!
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Pentair Aquatics Lifegard QL-Series 15 Watt UV Sterilizer Lifegard Aquatics QL-Series 15 Watt UV Sterilizer

The Lifegard Aquatics QL-Series 15 Watt UV Sterilizer is for aquariums up to 75 gallons and ponds up to 1,100 gallons.

  • 15 Watt UV lamp
  • In line
  • Connections: 1-1/4" slip inlet, 1" slip outlet
  • Requires a pump with a flow rate less than 240 gph
  • Dimensions: 17" X 7.5" X 7"
  • User Manual (pdf in new window)

List Price: $193.95
Our Price (price includes free shipping!) $168.80
You save $25.15!
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AquaTop 36 Watt Eliminator Series In-Line UV Sterilizer AquaTop 36 Watt Eliminator Series In-Line UV Sterilizer

The AquaTop 36 Watt Eliminator Series In-Line UV Sterilizer maximizes UV exposure in a compact, easy-to-install unit. The 36 Watt Eliminator Series In-Line UV Sterilizer can be installed in-line or attached to the wall or cabinet. Simply connect to a water pump, power head, or on the return line of a canister filter with a maximum flow rate under 1,250 gph.

Features:

  • Requires a powerhead that will provide an approx. 1,250 gph flow rate
  • Includes 36 watt UV-C Lamp
  • Includes 1/2", 3/4", 1" & 1-1/4" Adapters
  • Includes mounting brackets for attachment to stand or wall
  • Manufacturer recommends for aquariums up to 500 gallons
  • Dimensions: 21-1/4" X 4-1/2" (not including power supply or plumbing fittings
  • Can be used vertically or horizontally
  • Remote power supply. 14 foot power cord from unit to power supply. 4 foot power cord from power supply to plug.

List Price: $189.99
Our Price (price includes free shipping!) $169.99
You save $20.00!
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Coralife Turbo Twist 12X UV Sterilizer 36W Coralife Turbo Twist 12X UV Sterilizer, 36W (New Version)

The Coralife Turbo Twist 12X UltraViolet Sterilizer, 36W, features a unique twist flow design that guides water flow more evenly through the sterilizer, increasing exposure to ultraviolet light and improving the treatment of unwanted algae and harmful micro-organisms.

Coralife Turbo Twist 12X Features:

  • Requires a powerhead that will provide an approx. 400 to 1200 gph flow rate. The Rio 14HF HyperFlow Powerhead is a good choice.
  • Can be used with 3/4", 1" or 1-1/4" hose. Hose is not included. The amount of hose depends on how you set up your Turbo Twist—about 6 feet of hose is what most people use.
  • For aquariums up to 500 gallons
  • Easy set up and installation
  • Mounting brackets included for hang on or in-line applications
  • Can be used with freshwater and saltwater aquariums
  • Dimensions: L 23.375" x W 10.75" x H 5"
  • Indicator light lets you know at a glance that the sterilizer is operating
  • Sterilizer can be mounted vertically or horizontally. Mounting hardware included.
  • Set Up Instructions (pdf in new window)
  • Product Manual (pdf in new window)

Our Price: $209.95
Sale Price (price includes free shipping!) $192.26
You save $17.69!
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Pentair Aquatics Lifegard QL-Series 25 Watt UV Sterilizer Lifegard Aquatics QL-Series 25 Watt UV Sterilizer

The Lifegard Aquatics QL-Series 25 Watt UV Sterilizer is for aquariums up to 130 gallons and ponds up to 2,360 gallons.

  • 25 Watt UV lamp
  • In line
  • Connections: 1-1/4" slip inlet, 1" slip outlet
  • Requires a pump with a flow rate less than 760 gph
  • Dimensions: 26.75" X 7.5" X 7"
  • User Manual (pdf file in new window)

List Price: $227.68
Our Price (price includes free shipping!) $209.10
You save $18.58!
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Pentair Aquatics Lifegard QL-Series 40 Watt UV Sterilizer Lifegard Aquatics QL-Series 40 Watt UV Sterilizer

The Lifegard Aquatics QL-Series 40 Watt UV Sterilizer is for aquariums up to 260 gallons and ponds up to 4,725 gallons.

  • 40 Watt UV lamp
  • In line
  • Connections: 1-1/4" slip inlet, 1" slip outlet
  • Requires a pump with a flow rate less than 1500 gph
  • Dimensions: 34.5" X 7.5" X 7"
  • User Manual (pdf file in new window)

List Price: $271.11
Our Price (price includes free shipping!) $248.98
You save $22.13!
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