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UV Sterilizers: Large Tanks
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AquaTop SP5-UV Submersible UV Sterilizer 5W
AquaTop SP5-UV Submersible UV Sterilizer, 5W
List Price: $79.99
Our Price: $69.99
You save $10.00!
In Stock

The AquaTop SP5-UV Submersible UV Sterilizer 5W requires no special plumbing and is easy to use and maintain. Simply place the SP5-UV directly into your tank or sump system up to the waterline. The built in pump will draw water in, running it past the 5 watt UV bulb.

Features:
  • Includes 5 watt UV-C bulb
  • Includes suction cups for attachment to inside of aquarium
  • Includes pre-filter pad
  • Swivel spout for multi-directional output
  • Includes integrated 125 gph pump (7 watt). Water flow can be adjusted between 70 & 125 gph for various size tanks.
  • For fresh and saltwater aquariums up to 40 gallons
  • Dimensions: 9" X 3" X 2.5"
Aqua Medic Helix Max 5 Watt UV Sterilizer
Aqua Medic Helix Max 5 Watt UV Sterilizer
Our Price: $76.69
In Stock

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)
AquaTop UVCP-9 Submersible UV Sterilizer, 9W
AquaTop UVCP-9 Submersible UV Sterilizer, 9W
List Price: $99.99
Our Price: $79.99
You save $20.00!
In Stock

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"
Aqua Medic Helix Max 9 Watt UV Sterilizer
Aqua Medic Helix Max 9 Watt UV Sterilizer
Our Price: $82.94
In Stock

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)
AquaTop UVCP-13 Submersible UV Sterilizer, 13W
AquaTop UVCP-13 Submersible UV Sterilizer, 13W
List Price: $109.99
Our Price: $89.99
You save $20.00!
In Stock

Unlike conventional UV Sterilizers which need the addition of a pump and extra plumbing, the AquaTop UVCP-13 Submersible UV Sterilizer 13W 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 13 Watt UV-C bulb
  • Includes pre-filter pad
  • 15 foot power cord
  • Dimensions: 12-3/4"" X 4-1/2" X 4-1/2"
Aqua Medic Helix Max 11 Watt UV Sterilizer
Aqua Medic Helix Max 11 Watt UV Sterilizer
Our Price: $111.81
In Stock

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)
Pentair Aquatics Lifegard QL-Series 15 Watt UV Sterilizer
Lifegard Aquatics QL-Series 15 Watt UV Sterilizer
List Price: $193.95
Our Price (price includes free shipping!) $128.00
You save $65.95!
In Stock

The Lifegard Aquatics QL-Series 15 Watt UV Sterilizer is for aquariums up to 75 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)
AquaTop 18 Watt Eliminator Series In-Line UV Sterilizer
AquaTop 18 Watt Eliminator Series In-Line UV Sterilizer
List Price: $159.99
Our Price (price includes free shipping!) $139.99
You save $20.00!
In Stock

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.
Coralife Turbo Twist 6X UV Sterilizer 18W
Coralife Turbo Twist 6X UV Sterilizer, 18W (New Version)
Our Price: $167.95
Sale Price (price includes free shipping!) $157.28
You save $10.67!
In Stock

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)
Pentair Aquatics Lifegard QL-Series 25 Watt UV Sterilizer
Lifegard Aquatics QL-Series 25 Watt UV Sterilizer
List Price: $227.68
Our Price (price includes free shipping!) $158.00
You save $69.68!
In Stock

The Lifegard Aquatics QL-Series 25 Watt UV Sterilizer is for aquariums up to 200 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)
Pentair Aquatics Lifegard Aquastep Pro 25 Watt UV Sterilizer
Lifegard Aquatics Aquastep Pro 25 Watt UV Sterilizer
List Price: $251.17
Our Price (price includes free shipping!) $143.99
Sale Price: $159.99
You save $107.18!
In Stock

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)
AquaTop 36 Watt Eliminator Series In-Line UV Sterilizer
AquaTop 36 Watt Eliminator Series In-Line UV Sterilizer
List Price: $189.99
Our Price (price includes free shipping!) $169.99
You save $20.00!
In Stock

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.
Pentair Aquatics Lifegard QL-Series 40 Watt UV Sterilizer
Lifegard Aquatics QL-Series 40 Watt UV Sterilizer
List Price: $271.11
Our Price (price includes free shipping!) $189.00
You save $82.11!
In Stock

The Lifegard Aquatics QL-Series 40 Watt UV Sterilizer is for aquariums up to 300 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)
Coralife Turbo Twist 12X UV Sterilizer 36W
Coralife Turbo Twist 12X UV Sterilizer, 36W (New Version)
Our Price: $209.95
Sale Price (price includes free shipping!) $192.26
You save $17.69!
In Stock

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)
Aqua Medic Helix Max 18 Watt UV Sterilizer
Aqua Medic Helix Max 18 Watt UV Sterilizer
Our Price (price includes free shipping!) $253.99
In Stock

The Aqua Medic Helix Max 18 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 18 Watt Helix Max is appropriate for aquariums from 125 to 300 gallons. A pump is needed for the sterilizer. The flow rate through the sterilizer must be less than 400 gph.

  • 18 Watt UV Sterilizer for fresh and saltwater aquariums from 125 to 300 gallons
  • For in line use
  • Pump required, but not included. The flow rate through the sterilizer must be less than 400 gph.
  • Dimensions: 17-1/2" X 8-1/2" X 6"
  • Inlets/outlets are for the following hose sizes: 3/4", 1", 1-1/4" & 1-1/2"
  • 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)
Aqua Ultraviolet Classic 25 Watt White UV Sterilizer aqua uv 25w aqua uv 25 watt aqua ultraviolet 25w aqua ultraviolet 25 watt
Aqua Ultraviolet Classic 25 Watt White 2" UV Sterilizer
List Price: $372.00
Our Price (price includes free shipping!) $260.40
You save $111.60!
In Stock

The Aqua Ultraviolet Classic 25 Watt White 2" UV Sterilizer is the premium choice as a clarifier and sterilizer in ponds and aquariums. Used as a sterilizer, the Classic 25 Watt UV is the premium choice for a 500-1200 gallon pond or an aquarium up to 150 gallons. Used as a clarifier, the Classic 25 Watt can treat up to 4000 gallons of fresh water that has 50% to 75% plant coverage.
  • A pump is a required. For proper flow rates for your application consult the Installation Manual
  • Dimensions: 20" X 6" X 2-3/8"
  • Inlet: 2” slip, Outlet: 2” slip
  • White
  • Housing: Limited lifetime warranty on housing against Ultraviolet degradation. Complete Unit: One year from date of purchase or 18 months from manufacturing date
  • Controls algae, bacteria & protozoa
  • Clears water in 3-5 days, sometimes overnight
  • Dimension Diagram
Emperor Aquatics Smart Lite 25 Watt UV Sterilizer
Emperor Aquatics Smart Lite 25 Watt UV Sterilizer
Our Price: $282.12
Sale Price (price includes free shipping!) $263.99
You save $18.13!
In Stock

  • For aquarium or pond use
-For aquariums up to 90 gallons. The 90 gallons rating assumes the unit is being used as a clarifier (algae) and sterilizer.
-For ponds up to 1,700 gallons
  • 25 watt T5 UV lamp
  • In line
  • Connections: 2" slip inlet/ 2" slip outlet
  • A pump is a required. The required flow rates:
-Algae: 554 gph maximum, 332 gph minimum
-Protozoa: 92 gph maximum, 55 gph minimum
  • Dimensions: 29.75" X 2.5"
Aqua Ultraviolet Classic 25 Watt White UV Sterilizer aqua uv 25w aqua uv 25 watt aqua ultraviolet 25w aqua ultraviolet 25 watt
Aqua Ultraviolet Classic 25 Watt White 3/4" UV Sterilizer
List Price: $378.00
Our Price (price includes free shipping!) $264.60
You save $113.40!
In Stock

The Aqua Ultraviolet Classic 25 Watt White 3/4" UV Sterilizer is the premium choice as a clarifier and sterilizer in ponds and aquariums. Used as a sterilizer, the Classic 25 Watt UV is the premium choice for a 500-1200 gallon pond or an aquarium up to 150 gallons. Used as a clarifier, the Classic 25 Watt can treat up to 4000 gallons of fresh water that has 50% to 75% plant coverage.
  • A pump is a required. For proper flow rates for your application consult the Installation Manual
  • Dimensions: 20" X 6" X 2-3/8"
  • Inlet: 3/4" barb or FPT, Outlet: 3/4" barb or FPT
  • White
  • Housing: Limited lifetime warranty on housing against Ultraviolet degradation. Complete Unit: One year from date of purchase or 18 months from manufacturing date
  • Controls algae, bacteria & protozoa
  • Clears water in 3-5 days, sometimes overnight
  • Dimensions Diagram
Aqua Ultraviolet Twist 25 Watt 2" White UV Sterilizer aqua uv 25w aqua uv 25 watt aqua ultraviolet 25w aqua ultraviolet 25 watt
Aqua Ultraviolet Twist 25 Watt 2" White UV Sterilizer
List Price: $392.00
Our Price (price includes free shipping!) $274.40
You save $117.60!
In Stock

The Aqua Ultraviolet Twist 25 Watt 2" White UV Sterilizer is the premium choice as a clarifier and sterilizer in ponds and aquariums. The Twist combines all the functionality of the Aqua Ultraviolet Classic with unions that expand functionality. A union in the body allows you to rotate the inlet and outlet to the optimum places for your particular hookups. An expansion union included with each Twist UV will allow you to connect additional UV sterilizers to your Twist UV.

Used as a sterilizer, the Twist 25 Watt UV is the premium choice for a 500-1200 gallon pond or an aquarium up to 150 gallons. Used as a clarifier, the Twist 25 Watt UV can treat up to 4000 gallons of fresh water that has 50% to 75% plant coverage.
  • A pump is a required. For proper flow rates for your application consult the Installation Manual.
  • Dimensions: 20" X 6" X 2-1/2"
  • Inlet: 2” slip, Outlet: 2” slip
  • White
  • Housing: Limited lifetime warranty on housing against Ultraviolet degradation. Complete Unit: One year from date of purchase or 18 months from manufacturing date
  • Controls algae, bacteria & protozoa
  • Clears water in 3-5 days, sometimes overnight
Aqua Ultraviolet Classic 25 Watt White UV Sterilizer with Wiper
Aqua Ultraviolet Classic 25 Watt White 3/4" UV Sterilizer w/ WIPER
List Price: $398.00
Our Price (price includes free shipping!) $278.60
You save $119.40!
In Stock

The Aqua Ultraviolet Classic 25 Watt White 3/4" UV Sterilizer w/ WIPER is the premium choice as a clarifier and sterilizer in ponds and aquariums. Used as a sterilizer, the Classic 25 Watt UV is the premium choice for a 500-1200 gallon pond or an aquarium up to 150 gallons. Used as a clarifier, the Classic 25 Watt can treat up to 4000 gallons of fresh water that has 50% to 75% plant coverage.
  • A pump is a required. For proper flow rates for your application consult the Installation Manual
  • Includes wiper for cleaning the quartz sleeve (optimizing UV transmission) without disassembling the unit
  • Dimensions: 20" X 6" X 2-3/8"
  • Inlet: 3/4" barb or FPT, Outlet: 3/4" barb or FPT
  • White
  • Housing: Limited lifetime warranty on housing against Ultraviolet degradation. Complete Unit: One year from date of purchase or 18 months from manufacturing date
  • Controls algae, bacteria & protozoa
  • Clears water in 3-5 days, sometimes overnight
  • Dimensions Diagram