Black Berkey vs Phoenix Filters: What to Use When It’s Time to Replace

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Black Berkey vs Phoenix Filters: Your Replacement Path Explained

If you own a Berkey gravity water filtration system that came with Black Berkey elements, you may be wondering: what filters do I replace them with when they reach the end of their lifespan?

The answer for most owners today is Berkey Phoenix Filters.

Black Berkey elements are currently unavailable as standalone replacement filters in the U.S. due to EPA-related regulatory action. They will still be included with new system purchases while inventory lasts.

Berkey Phoenix Filters were developed to provide a certified, ongoing replacement option that fits the same stainless steel gravity systems you already own — with no system replacement required. They are the only officially approved and endorsed replacement filter by Berkey (New Millenium Concepts LTD).

For guidance on timing, performance signals, and replacement philosophy, see our filter lifespan and replacement guide.


Understanding Your Replacement Options

  • Black Berkey elements came with many systems and have a long track record of use
  • They are not currently available as standalone replacement filters.
  • Berkey Phoenix Filters are available as replacement filters and designed for ongoing production
  • Both are gravity-fed filters that fit Berkey-style stainless steel systems
  • You do not need to replace your system when switching to Phoenix
  • When replacement time comes, Berkey Phoenix is the go-forward path

Black Berkey Elements: What Came With Your System

Black Berkey elements are the original filtration elements included with all Berkey systems over the years. If you purchased a Berkey system previously, it likely shipped with these elements.

  • Independently tested to NSF/ANSI contaminant reduction protocols
  • Testing covers 200+ contaminants including PFAS, heavy metals, pharmaceuticals, and VOCs
  • Rated lifespan: ~6,000 gallons per pair (typically 3–5 years)
  • Not currently available as standalone replacements

Learn more in our Berkey testing and certification guide.


Berkey Phoenix Filters: Your Replacement Option

Berkey Phoenix Filters are gravity filtration elements designed specifically to provide Berkey system owners with a clear, long-term replacement option.

  • NSF certified to applicable standards (including NSF/ANSI 42 and NSF/ANSI/CAN 372)
  • Backed by recent third-party testing on 200+ contaminants
  • Rated lifespan: ~5,500 gallons per pair (typically 3–5 years)
  • Sold as a set of 2 elements
  • Ongoing production and availability

Phoenix Filters provide documented reduction for contaminants such as lead, PFAS, chlorine, and many others commonly found in municipal water.

Does Berkey Phoenix remove what i need it to?

Shop Berkey Phoenix Filters (Set of 2)


Comparison: Black Berkey vs Phoenix

Feature Black Berkey Phoenix
Availability Included with some systems only Available as replacement filters
Certification Tested to NSF/ANSI protocols NSF certified
Lifespan ~6,000 gallons per pair ~5,500 gallons per pair
Purchase Format System bundle only Sold as a set of 2
Best Use What your system shipped with What you use for replacement

Why Phoenix Is the Replacement Path

Black Berkey elements use silver as a bacteriostatic component, which led to EPA classification as a pesticide device. This resulted in restrictions on standalone replacement sales in the U.S.

Phoenix Filters were developed by Berkey to give existing system owners a compliant, certified replacement option with ongoing availability.

  • NSF certification
  • Comprehensive third-party testing
  • No system replacement required
  • Long-term production and availability

Compatibility & Installation

Berkey Phoenix Filters fit all Berkey-style stainless steel gravity systems and install using the same hardware and priming process.

  1. Remove expired filters
  2. Install Phoenix Filters
  3. Prime according to instructions
  4. Flush one full cycle before use

What to Expect When Replacing Filters

Most households replace filters every 3–5 years depending on usage and water quality. Phoenix Filters are sold as a set of 2, and you may purchase multiple sets if you want backups on hand.

Order Berkey Phoenix Replacement Filters


Frequently Asked Questions

Can I buy Black Berkey replacement filters?

No. Black Berkey elements are not currently available as standalone replacement filters until the lawsuit is resolved. Phoenix Filters are the only approved and endorsed replacement option in the interim.

Do Phoenix Filters fit my existing system?

Yes. They fit all Berkey-style stainless steel gravity systems and use the same installation process.

How long do Phoenix Filters last?

Approximately 5,500 gallons per set of 2, which is about 3–5 years for most households.

Are Phoenix Filters sold individually?

No. Phoenix Filters are sold as a set of 2. You may purchase multiple sets if needed.