Replacement Filters For Berkey Systems
Find the right replacement filter for your Berkey® system by comparing current primary elements, Berkey PF-2® post-filters, Sport Berkey® replacements, and common system parts. Use the compatibility and replacement guidance below to choose the correct product with confidence.
Featured Berkey Replacement Filters
Start with popular replacement elements, then use the guide below to compare filter life, compatibility, testing, and installation requirements.
Berkey Replacement Filters
The correct replacement depends on the Berkey® system you own, the primary filter elements currently installed, and whether you need a primary element, an optional post-filter, a bottle filter, or a small replacement part.
For customers who need primary replacement elements now, Phoenix Gravity New Millennium Edition™ Filter Elements are the current compatible replacement option for Berkey® gravity-fed systems. Original Black Berkey® Elements remain relevant for customers who already have them installed, but standalone Black Berkey® replacements are currently unavailable through normal authorized U.S. distribution. Berkey PF-2® Elements are optional post-filters used beneath compatible primary elements.
Standalone Black Berkey® replacement elements are not currently available through normal authorized U.S. distribution. Existing Black Berkey® Elements can continue to be used according to their service-life and maintenance guidance. If replacement is needed now for a compatible Berkey® system, review Phoenix Gravity New Millennium Edition™ Filter Elements. For background on the availability issue, see Is Berkey Going Out of Business? Why Black Berkey Filters Are Unavailable.
- Black Berkey® Elements: Up to approximately 6,000 gallons per set of 2 under the manufacturer's stated conditions.
- Phoenix Gravity New Millennium Edition™ Elements: Designed for approximately 5,500 gallons per set of 2.
- Berkey PF-2® Elements: Up to approximately 1,000 gallons or 1 year, whichever comes first.
Actual service life can vary with water conditions, usage, maintenance, and the number of elements installed.
Berkey Replacement Filter Comparison
| Product | Compatible With | Replacement Guidance | Best For |
|---|---|---|---|
| Black Berkey® Elements | Existing compatible Berkey® installations | Up to approximately 6,000 gallons per set of 2 | Original/legacy primary elements; currently unavailable through normal authorized U.S. supply channels |
| Phoenix Gravity New Millennium Edition™ Filters | Compatible Berkey® and similar gravity-fed systems | Designed for approximately 5,500 gallons per set of 2 | Current primary replacement option with configuration-specific NSF certification information and broader independent laboratory testing |
| Berkey PF-2® Elements | Compatible Black Berkey® or Phoenix Gravity primary elements | Up to approximately 1,000 gallons or 1 year, whichever comes first | Additional fluoride and arsenic reduction |
| Sport Berkey Replacement Filter | Sport Berkey® Bottle | Varies by use and water conditions | Replacing the filter inside a Sport Berkey® bottle |
| Replacement Parts Kit | Berkey stainless-steel systems | As needed | Washers, wing nuts, plugs, spigot parts, and other small system parts |
Find the Right Replacement Filter for Your Berkey System
Use this table as a quick compatibility guide. Always review the current product instructions before installation, especially when adding PF-2® post-filters or changing primary-element types.
| Your System | Primary Filter Options | Optional Add-On Filter | Common Parts |
|---|---|---|---|
| Big Berkey® Water Filter | Phoenix Gravity Filters (current replacement option); Black Berkey® Elements for existing installations | PF-2® Elements with compatible primary elements | Parts kit, stainless-steel spigot |
| Travel Berkey® Water Filter | Phoenix Gravity Filters (current replacement option); Black Berkey® Elements for existing installations | PF-2® Elements with compatible primary elements | Parts kit, stainless-steel spigot |
| Royal Berkey® Water Filter | Phoenix Gravity Filters (current replacement option); Black Berkey® Elements for existing installations | PF-2® Elements with compatible primary elements | Parts kit, stainless-steel spigot |
| Imperial Berkey® Water Filter | Phoenix Gravity Filters (current replacement option); Black Berkey® Elements for existing installations | PF-2® Elements with compatible primary elements | Parts kit, stainless-steel spigot |
| Crown Berkey™ Water Filter | Phoenix Gravity Filters (current replacement option); Black Berkey® Elements for existing installations | PF-2® Elements with compatible primary elements | Parts kit, stainless-steel spigot |
| Berkey Light® Water Filter | Phoenix Gravity Filters (current replacement option); Black Berkey® Elements for existing installations | PF-2® Elements with compatible primary elements | Parts kit |
| Go Berkey® Kit | Phoenix Gravity Filter (current replacement option); Black Berkey® Element for existing installations | Confirm configuration before adding a post-filter | As needed |
Travel Berkey®, Big Berkey®, and Royal Berkey® configurations featuring Phoenix Gravity New Millennium Edition™ Filter Elements are listed to NSF/ANSI Standard 42 for chlorine reduction and taste-and-odor reduction, and to NSF/ANSI/CAN Standard 372 for lead-content requirements. Physical compatibility with other Berkey® housings does not mean every system-and-element configuration carries the same certification.
Phoenix Gravity New Millennium Edition™ Filter Elements
Phoenix Gravity New Millennium Edition™ Filter Elements are the current primary replacement option for compatible Berkey® gravity-fed systems. They use CTC-60 coconut-shell activated carbon and are designed for approximately 2,750 gallons per element, or approximately 5,500 gallons per set of two.
Travel Berkey®, Big Berkey®, and Royal Berkey® configurations featuring Phoenix Gravity elements are listed to NSF/ANSI Standard 42 for chlorine reduction and taste-and-odor reduction, and to NSF/ANSI/CAN Standard 372 for lead-content requirements.
Independent laboratory testing provides additional element-specific performance information for substances including PFAS compounds, chloramines, selected heavy metals, VOCs, pharmaceuticals, and disinfection byproducts. These independent results are separate from the NSF certification claims and should be reviewed by contaminant and test condition.
Review Phoenix Gravity Filter Test Results for contaminant-specific performance data and laboratory reports.
Phoenix Gravity elements are compatible with Berkey PF-2® Fluoride and Arsenic Reduction Elements when installed in accordance with the applicable instructions. Use one PF-2® element for each compatible primary element.
Best for: customers who need a current primary replacement option for a compatible Berkey® system and want clear certification information plus broader independent laboratory testing.
Black Berkey® Elements
Black Berkey® Elements are the original primary filtration elements used in many existing Berkey® gravity-fed systems. Their guidance on capacity, cleaning, maintenance, and replacement remains relevant for owners who already have them installed.
Current availability: standalone Black Berkey® replacement elements are currently unavailable through normal authorized U.S. distribution channels due to EPA stop-sale orders and related regulatory and legal proceedings.
A set of two Black Berkey® Elements is rated for up to approximately 6,000 gallons under the manufacturer's stated conditions. Existing elements can continue to be used in accordance with their service-life and maintenance guidance. When replacement is appropriate, and standalone Black Berkey® Elements remain unavailable, Phoenix Gravity New Millennium Edition™ Filter Elements are the current compatible replacement option.
Best for: maintenance and service-life reference for customers who already have Black Berkey® Elements installed.
Berkey PF-2® Fluoride and Arsenic Reduction Elements
Berkey PF-2® Fluoride and Arsenic Reduction Elements are optional post-filters that attach beneath compatible primary elements in the lower chamber rather than replacing them.
Current product information supports use with compatible Black Berkey® Elements and Phoenix Gravity New Millennium Edition™ Filter Elements. Use one PF-2® element for each compatible primary element and follow the preparation and installation instructions supplied with both products.
Recommended replacement is up to approximately 1,000 gallons or 1 year, whichever comes first.
Important: Berkey PF-2® elements must be prepared before installation according to the manufacturer's instructions. Proper preparation helps remove process dust or fines and supports normal operation.
Best for: customers using compatible primary elements who want an optional post-filter intended for additional fluoride and arsenic reduction.
Sport Berkey Replacement Filter
The Sport Berkey Replacement Filter is made for the Sport Berkey® Water Filter Bottle. It provides a straightforward replacement when the installed bottle filter reaches the end of its recommended service period or when replacement is otherwise appropriate based on use and water conditions.
Best for: customers who use the Sport Berkey® bottle and need the correct replacement filter for portable daily use.
Replacement Parts Kit for Systems
The Replacement Parts Kit for Systems provides commonly needed small parts for compatible Berkey® stainless-steel systems, including washers, wing nuts, blocking plugs, a replacement spigot, a lid knob with screw, and a Scotch-Brite pad.
It is useful when small parts are misplaced during cleaning, older components need replacement, or you want a backup set available for future maintenance.
How to Choose the Right Replacement Filter
Choose Phoenix Gravity New Millennium Edition™ Filters for the current primary replacement option for compatible Berkey® systems, with configuration-specific NSF certification information and broader independent laboratory testing.
Continue following the applicable maintenance and replacement guidance for your existing elements. Genuine standalone Black Berkey® Elements are currently unavailable through normal authorized U.S. supply channels, so review the current availability update and the Phoenix replacement option when replacement is needed.
Add Berkey PF-2® Elements beneath compatible Black Berkey® or Phoenix Gravity primary elements.
Choose the Sport Berkey Replacement Filter for the bottle, or the Replacement Parts Kit for common system hardware.
When Should You Replace Berkey Filters?
Replacement timing depends on the filter type, household water use, number of elements installed, local water conditions, and maintenance. Capacity ratings are useful reference points, but actual service life can vary.
Common signs it may be time to replace filter elements
- The elements have reached their recommended gallon capacity or time-based replacement interval.
- Flow remains slow after cleaning, priming, or other recommended maintenance.
- The elements are being replaced as part of routine system care.
- You are changing to a different compatible primary-element type and want a matching set.
How to estimate replacement timing
Track how much water your household filters each day or week, then compare that estimate with the product's stated capacity. For example, a Big Berkey® system filled twice per day processes about 4.5 gallons daily, or about 31.5 gallons per week. Use that household estimate as a planning tool while also following the replacement and maintenance guidance for the specific filter installed.
Replacement Filter Tips
- Keep a simple record of refill frequency to estimate gallon usage over time.
- Use matching primary elements within the same system whenever possible to ensure a more consistent flow and easier maintenance tracking.
- Clean reusable primary elements only according to the instructions for that specific filter type.
- Prepare PF-2® elements before installation and use one PF-2® element for each compatible primary element.
- Check washers, wing nuts, plugs, and spigot parts during cleaning and reassembly.
- Review the current product pages for filter-specific information on capacity, compatibility, certification, testing, and state availability.
Frequently Asked Questions About Berkey Replacement Filters
How often should I replace Black Berkey® Elements?
For customers who already have Black Berkey® Elements installed, a set of two is rated for up to approximately 6,000 gallons under the manufacturer's stated conditions. Actual replacement timing depends on water conditions, household usage, cleaning, and the number of elements installed. Genuine standalone Black Berkey® Elements are currently unavailable through normal authorized U.S. supply channels, so customers who need replacements now should review the compatible Phoenix Gravity option.
How long do Phoenix Gravity New Millennium Edition™ Filters last?
Current product information lists a designed capacity of approximately 2,750 gallons per element, or approximately 5,500 gallons per set of two. Actual service life can vary with water conditions, usage, and maintenance.
How long do Berkey PF-2® Elements last?
Current product information recommends replacement at up to approximately 1,000 gallons or 1 year, whichever comes first. Actual performance can vary with water conditions and the substances present.
Can PF-2® Elements be used with Phoenix Gravity Filters?
Yes. Current Phoenix and PF-2® product information states that PF-2® Elements are compatible with Phoenix Gravity New Millennium Edition™ Filter Elements. Use one PF-2® element for each compatible primary element and follow the applicable installation instructions.
Are Phoenix Gravity Filters compatible with my Berkey® system?
Phoenix Gravity New Millennium Edition™ Filter Elements are designed to fit compatible Berkey® gravity-fed systems, including Go, Travel, Big, Royal, Imperial, Crown, and Berkey Light® models. Physical compatibility does not mean that every system configuration carries the same NSF listing; review the product and certification information for the exact setup you plan to use.
Are Phoenix Gravity Filters NSF certified?
Travel Berkey®, Big Berkey®, and Royal Berkey® configurations featuring Phoenix Gravity elements are listed to NSF/ANSI Standard 42 for chlorine reduction and taste-and-odor reduction, and to NSF/ANSI/CAN Standard 372 for lead-content requirements. Independent laboratory testing covers additional substances and should be reviewed separately from the NSF certification claims.
Can I clean primary Berkey filter elements instead of replacing them?
Black Berkey® Elements and Phoenix Gravity elements have filter-specific cleaning and maintenance guidance. Cleaning may help restore flow during useful service life, but it does not extend a filter indefinitely. Follow the instructions for the exact element installed and replace it when appropriate.
Why has the flow from my Berkey® system slowed?
Flow can slow as elements collect particles, when elements are not fully primed, or when installation or air conditions affect water movement. Follow the maintenance and priming instructions for your specific filter type. If flow remains slow after recommended maintenance, replacement may be appropriate.
Why can’t I buy Black Berkey® Elements right now?
Standalone Black Berkey® Elements remain unavailable through normal authorized U.S. distribution because of EPA Stop-Sale, Use, or Removal Orders and related regulatory and legal proceedings. There is currently no confirmed date for their return. For a detailed explanation, read Why Black Berkey Filters Are Unavailable. Customers who need compatible replacement elements now can review Phoenix Gravity New Millennium Edition™ Filter Elements.
Which Berkey replacement filter should I buy?
For customers purchasing replacement elements today, choose Phoenix Gravity New Millennium Edition™ Filter Elements for compatible Berkey® gravity-fed systems. Black Berkey® Elements are the original primary elements used in many Berkey® systems, but genuine standalone elements are currently unavailable through normal authorized U.S. supply channels because of EPA stop-sale orders and related regulatory and legal proceedings. If you already have Black Berkey® Elements installed, continue following the applicable maintenance guidance until replacement is appropriate. Add PF-2® Elements if you use a compatible primary element and want additional fluoride and arsenic reduction. Use the Sport Berkey Replacement Filter only for the Sport Berkey® bottle.
Confirm Your Filter Before Ordering
Check your Berkey® system model, current primary filter type, number of installed elements, and whether you need a primary replacement, an optional post-filter, a bottle filter, or a replacement part.