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Lancaster UV 7-L6 UV Bulb

(22 reviews) Write a Review
SKU: 7-L6
$42.00
$42.00
Adding to cart… The item has been added
Feed ID #:
2007
spec_Length:
300mm / 11.73" (Not including pins)
spec_Wattage:
28
spec_Base Type:
4 Pin One End
spec_Wiring:
High Output
spec_Rated Life:
12 Months

In stock - 10+ available

00h 00m 00s

Why we might cost a little more

We've heard over and over the horror story of buying a cheap bulb from major online marketplaces only to be stuck with a burnt-out bulb and no support 3 months later. When you spend your money with us, you get a great product, warranty, and UV experts who can help keep your water safe.

  • Manufactured to Spec: Engineered for OEM performance.

  • 1 Year Warranty: Quality products, built to last.

  • Expert Support: Real solutions from UV professionals.


Free & Fast Shipping

Orders over $49.99

Real Support

Knowledgeable UV Experts to help

Top Quality Parts

Highest Quality parts - guaranteed.

5 Star Reviewed

Find out why our customers love us.


This is a 7-L6 UV compatible replacement lamp for Lancaster Pumps uv systems. This uv lamp is guaranteed to work in your Lancaster Pumps UV system. When you purchase from us, you are guaranteed a quality replacement part that is designed to keep your water safe. We support our products and will gladly assist you with any pre or post purchase questions. All of our products carry a 1 year warranty to give you peace of mind with your purchase.

 

What systems does this UV bulb fit?

7-LWT-UV007, 7-LWT-UV009

 

This lamp goes by the following part numbers:

7-L6, 11133-L06

 

Lancaster Pump® is the registered trademark of  Lancaster Water Group®, the manufacturer of the Lancaster Pump® ultraviolet systems. WaterFiltrationSupply.com is not affiliated or in association with Lancaster Pump®. We do not sell originally branded Lancaster Pump® products. WaterFiltrationSupply.com however sells different brands of ultraviolet lamps and replacement parts that are compatible with Lancaster Pump® systems and are of equal or greater quality.

Specifications

Length 300mm / 11.73" (Not including pins)
Wattage 28
Base Type 4 Pin One End
Wiring High Output
Rated Life 12 Months
Purchase With Confidence

1 - Year UV Bulb & Quartz Sleeve Warranty

We stand behind our ultraviolet replacement bulbs and quartz sleeves with warranty protection against defects in materials and workmanship.

Dependable Products. Straightforward Protection.

Our warranty is valid for one year from the product’s installation date when the product is properly installed, used under normal operating conditions, and installed in an appropriate compatible system.

What’s Covered
  • Defects in product materials or workmanship under normal use.
  • Premature product failure following proper installation.
  • Failure while used in the appropriate system and recommended operating environment.
  • Replacement of the qualifying UV bulb or quartz sleeve itself.
What’s Not Covered
  • Damage caused by misuse, abuse, accident, neglect, or unauthorized modification.
  • Improper installation or use outside the recommended operating conditions.
  • Normal wear, including the expected reduction in UV output over a bulb’s service life.
  • Use in third-party systems that are not compatible with the purchased product.

Important Warranty Terms

This warranty applies only to the original purchaser and is not transferable.

The warranty covers replacement of the qualifying product itself. Installation costs, removal costs, labor charges, and incidental or consequential damages are not covered.

Shipping charges for a replacement product may apply.

Need to Make a Warranty Claim?

Contact our team with the information below. We will review your claim and help determine the appropriate next step.

1 Provide Your Order Number

Include the order number from the original purchase or warranty registration.

2 Describe the Issue

Tell us what happened, when the product was installed, and how it is being used.

3 Include Supporting Photos

Photos of the product, connections, system, and any visible damage can help us review the claim.

Start a Warranty Claim

Warranty eligibility is subject to verification. Replacement shipping charges may apply.

22 Reviews

  • 5
    The bulb works!

    Posted by J on 1st Dec 2025

    It fits my older water filtration treatment lamp perfectly. Bulb delivered in great condition.

  • 4
    Product was as...

    Posted by Ken Dunbar on 14th Aug 2025

    Quality was good. Cost was excellent.

  • 5
    So far so...

    Posted by James Smith on 6th Jul 2025

    I just installed the uv light today. The last bulb lasted 16 months. The bulb before that one didn’t last very long, but got replaced for free. No complaints from me…

  • 5
    We have used WaterFiltrationSupply for over 4...

    Posted by Monica Robl on 21st May 2025

    The bulbs for our UV water filtration system have arrived quickly and intact every time we order them.

  • 5
    Lancaster UV 7-L6 UV...

    Posted by larry cohen on 28th Jan 2025

    Lancaster UV 7-L6 UV Bulb

  • 5
    5...

    Posted by Joseph M Stempien on 19th Jan 2025

    Been ordering from this company for awhile. I have had a couple bulbs that didn’t make it a year but had great customer each time and had replacements quick. Last bulb has made it a year and I like the email reminder that I need to order before my alarm is going off. Will continue to order here.

  • 5
    Lancaster uv...

    Posted by Chris on 23rd Oct 2024

    Fast shipping great product

  • 5
    Lancaster UV 7-L6 UV...

    Posted by Ray Valukonis on 12th Sep 2024

    Lancaster UV 7-L6 UV Bulb

  • 5
    As advertised. Perfect fit and good price.

    Posted by Patrick Stumpf on 10th Apr 2024

    As advertised. Perfect fit and good price.

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