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NishikigoiUV UV units

NishikigoiUV-H80  80 Watt Amalgam UV Unit
$749.95

NishikigoiUV-H80 80 Watt Amalgam UV Unit

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NishikigoiUV-H160 160 Watt Amalgam UV Unit
$1,499.95

NishikigoiUV-H160 160 Watt Amalgam UV Unit

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NishikigoiUV-H110 110 Watt Amalgam UV Unit
$1,280.00

NishikigoiUV-H110 110 Watt Amalgam UV Unit

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NishikigoiUV-H165 165 Watt Amalgam UV Unit
$2,280.00

NishikigoiUV-H165 165 Watt Amalgam UV Unit

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NishikigoiUV-H220 220 Watt Amalgam UV Unit
$2,595.00

NishikigoiUV-H220 220 Watt Amalgam UV Unit

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NishikigoiUV-H400 400 Watt Amalgam UV Unit
$3,495.00

NishikigoiUV-H400 400 Watt Amalgam UV Unit

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NishikigoiUV-H480 480 Watt Amalgam UV Unit
$5,279.95

NishikigoiUV-H480 480 Watt Amalgam UV Unit

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NishikigoiUV: Powerful UV Protection for Beautiful, Crystal-Clear Koi Ponds

Serious koi keepers know that clear water is about more than appearance. It allows you to enjoy every color and pattern of your koi, makes it easier to observe their condition, and helps support a cleaner, healthier pond environment. NishikigoiUV systems deliver the ultraviolet performance, dependable construction, and convenient controls needed for demanding koi ponds and professional filtration systems.

Advanced UV Performance for Demanding Ponds

NishikigoiUV systems use high-output amalgam lamp technology to produce powerful ultraviolet intensity. As pond water passes through the UV chamber, the ultraviolet light targets free-floating algae responsible for green water. The affected algae can then be captured by the pond's mechanical filtration, restoring the clear water that allows your koi to be seen and appreciated.

Because amalgam lamps provide strong, consistent UV output, NishikigoiUV units can deliver effective clarification while accommodating the higher flow rates commonly found in modern koi-pond systems.

Built from Marine-Grade 316 Stainless Steel

A premium UV system should be built for years of service. The NishikigoiUV vessel is manufactured from marine-grade 316 stainless steel rather than ordinary plastic or lower-grade stainless steel. This rugged construction provides outstanding corrosion resistance, strength, and long-term durability in demanding pond-filtration environments.

The polished stainless-steel chamber also helps reflect UV energy within the vessel, making efficient use of the lamp's output. The vessel is backed by a lifetime warranty, excluding rubber components, for added confidence in your investment.

Long-Life Amalgam Lamps

NishikigoiUV amalgam lamps are rated for approximately 13,000 hours of operation—considerably longer than the 9,000-hour rating common among many conventional UV lamps. Longer lamp life means fewer replacements, less maintenance, and more dependable performance throughout the pond season.

Depending on the model, each system contains between one and six lamps. On multi-lamp units, individual ballasts allow the remaining lamps to continue operating if one lamp or ballast requires attention. This provides valuable UV protection until service can be performed.

Controls That Make Maintenance Easier

Most NishikigoiUV models include a separate weather-resistant stainless-steel control box. Built-in lamp indicators allow the pond owner to confirm lamp operation at a glance, while the hour meter tracks operating time and helps take the guesswork out of lamp replacement.

Individual lamp ballasts simplify servicing and provide an additional level of reliability—especially important for large koi ponds, commercial displays, and heavily stocked systems where consistent performance matters.

A Model for Nearly Every Application

The NishikigoiUV line includes models from 80 to 480 watts, giving pond owners and professional installers the flexibility to match UV capacity to the pond volume, water flow, sunlight exposure, fish load, and desired level of treatment. Heavy-duty Schedule 80 unions are included to support a secure, professional installation.

Proper sizing is essential. The best model for a particular pond depends on more than gallon capacity alone. Flow rate, water clarity, plumbing arrangement, system turnover, and the intended UV exposure all affect performance. For the best results, consult a knowledgeable pond professional when selecting and installing a unit.

Why Choose NishikigoiUV?

  • High-output amalgam UV lamp technology
  • Helps eliminate green water and improve pond clarity
  • Marine-grade 316 stainless-steel vessel
  • Approximately 13,000-hour lamp rating
  • Individual ballasts on multi-lamp systems
  • Lamp-operation indicators and an hour meter on equipped models
  • Detachable weather-resistant control box on most models
  • Heavy-duty Schedule 80 unions included
  • Models available from 80 to 480 watts
  • Lifetime vessel warranty, excluding rubber components

See Your Koi the Way They Were Meant to Be Seen

Koi are living jewels, and their beauty deserves water that shows them at their best. NishikigoiUV combines powerful ultraviolet performance with premium stainless-steel construction and intelligent controls to provide dependable clarification for serious koi ponds.

Whether you are building a new filtration system or upgrading an existing pond, NishikigoiUV offers the strength, efficiency, and model range needed to keep green water under control and preserve a clear view of your koi.

Contact GC Tek today for help selecting the correct NishikigoiUV model for your pond and filtration system.