The Everpure EV961250 is the replacement cartridge for Everpure BH² coffee filtration systems, including the QL3 BH². Once it is spent, it no longer fully reduces chlorine taste and odor, particulates, or cysts, so those can pass into the brewing water. A timely change keeps the water consistent and helps limit scale that can affect equipment.
Below, you'll find out exactly when it's time to replace the cartridge, how to make sure you're buying the right one for your setup, and a full walkthrough of the replacement itself.
Why & When You Should Replace the Filter
The filtration media inside the EV961250 has a fixed capacity, and as it loads up, its performance falls off. Chlorine taste and odor reduction fades, cyst and particulate protection drops, and more scale reaches the brewer. Water keeps flowing the whole time, so the decline isn't always obvious. That's why replacing on schedule matters, and why the cartridge's NSF/ANSI 42 & 53 certified performance only applies within its rated life.
Everpure specifies replacing the EV961250 at least once per year, or when it reaches its rated capacity of 3,000 gallons (11,356 L), whichever comes first. Replace it sooner if flow becomes slow or pressure falls below 10 psi. Signs it's time:
- You've reached the 3,000-gallon mark
- It's been a year since the last change
- Flow has become noticeably slow
- Pressure has fallen below 10 psi
⚠️ Note: The annual, 3,000-gallon, slow-flow, and 10 psi guidance comes directly from Everpure's EV961250 specification sheet.
Everpure EV961250 Specifications
The Everpure EV961250 is a quick-change replacement cartridge for BH2 coffee filtration systems. It's certified under NSF/ANSI 42 for chlorine taste & odor, Class I nominal particulate, and bacteriostatic effects, and under NSF/ANSI 53 for cyst reduction by mechanical means, with particle filtration down to 0.2 micron.
Prepare Your Replacement: Compatibility, Materials & Safety
Verify Filter & System Compatibility
The EV961250 is the BH2 replacement cartridge, used in systems such as the Everpure QL3 BH2 (EV927200). Confirm the head or model tag on your unit reads BH2 before you order. Other Everpure coffee cartridges, like the MH2 and 4H2, are separate products with different capacities and don't substitute for the BH2.
🔍 Not sure which system you have? Check the model on the tag attached to your filter head. You can compare it against the Everpure EV927200 QL3 BH2 system listing and the EV961250 product page here on BottleFillingStations.com.
🧰 Materials
⚠️ Safety Precautions
Step-by-Step Replacement Guide
🌡️ Operating range: keep the system within 10–125 psi and 35–100°F.
⚠️ Note: These steps are for QL3 heads with a built-in shut-off valve, per Everpure's cartridge change instructions. Other head types, such as the QC4, use a different procedure. Follow the instructions on the cartridge label for your head.
Signs Your New Filter Is Not Installed Correctly
If something seems off after the replacement, check these first:
- Leaks at the head or fittings — the cartridge may not be fully seated. Shut off the water, remove the cartridge, realign the lug with the label on the head, insert it fully, and turn it a 1/4 turn to the right until rotation stops.
- Low or no flow — confirm the shut-off valve handle on the head is lowered and the water supply is fully turned back on. If the cartridge hasn't turned all the way to its stop, it may not be seated correctly.
- Pressure below 10 psi — the system needs at least 10 psi to operate as rated. Recheck that the supply is fully open and that the cartridge is seated.
- Cartridge not fully seated in the head — if the cartridge doesn't insert fully or won't reach its 1/4-turn stop, remove it and check that the lug is aligned with the label on the head before trying again.
⚠️ Note: These are general troubleshooting patterns based on the standard QL3 cartridge change procedure, not official manufacturer fault codes.
What to Expect After Installing the New Filter
Finish the full flush from the Step-by-Step Replacement Guide before judging performance. Here's what to look for once it's done:
- Air and carbon particles clear — the flush purges trapped air and loose carbon particles from the new cartridge.
- Flow is steady — after flushing, water should run steadily through the system, within its 0.5 gpm maximum flow rate.
- Taste and odor are clean — with the cartridge doing its job, chlorine taste and odor should be reduced in your coffee and beverages.
If flow is still slow, water still looks or tastes off after the flush, or you see leaks, go back through the checks in the Signs Your New Filter Is Not Installed Correctly section.
Official Installation Reference
The video below is Pentair's guide to replacing an Everpure foodservice water filter cartridge. It covers Everpure cartridges in general, so use it alongside the Step-by-Step Replacement Guide above and the instructions on your cartridge label.
For the full cartridge specifications, see the manufacturer's spec sheet:
Maintenance Tips for Longer Filter Life
A few simple habits help the EV961250 perform as intended for its full rated life:
- Replace on schedule and date the new cartridge — follow the timing and the early-replacement signs, including slow flow and low pressure, in the Why & When section. Write the install date on the cartridge with a permanent marker so the next change is easy to track.
- Use safe water — don't run the system on water that is microbiologically unsafe or of unknown quality unless it's adequately disinfected before or after the system.
- Inspect fittings and tubing — check them periodically for leaks, and reseat any connection that is dripping.
- Stay within the flow limit — the service flow rate must not exceed 0.5 gpm.
Where to Buy Genuine Everpure EV961250
Everpure systems are designed, tested, and certified with Everpure cartridges. Using a genuine EV961250 helps maintain the fit and the NSF/ANSI 42 & 53 performance this system was built around. Cartridges sold as "compatible" or aftermarket aren't Everpure products, so buy from a trusted, verified source.
Buy the Everpure EV961250 Cartridge here on BottleFillingStations.com. If you replace this cartridge on a regular schedule, the EV961251 6-pack is the same BH2 cartridge in a larger quantity.
Troubleshooting & FAQ
The new EV961250 cartridge is leaking. What's wrong?
The cartridge is most likely not fully seated in the head. Shut off the water, remove it, and reinstall it, following the checks in Signs Your New Filter Is Not Installed Correctly. If the leak is at a fitting instead of the head, reseat that connection.
The old cartridge is hard to remove.
Make sure the water is shut off, line pressure is relieved, and the shut-off valve handle on the head is fully lifted. Then hold the head firmly and follow Step 2 in the Step-by-Step Replacement Guide.
Flow is slow after replacing the cartridge.
Confirm the water supply is fully turned back on and the cartridge is seated, using the checks in Signs Your New Filter Is Not Installed Correctly. Also make sure you completed the full flush in the Step-by-Step Replacement Guide.
How do I confirm I'm buying the right cartridge for my BH2 unit?
Check the head or model tag on your unit to confirm it's a BH2 system. The full compatibility details are in Prepare Your Replacement, and the replacement schedule is in Why & When You Should Replace the Filter.
Related Products
Stock up on the same cartridge, or compare other Everpure coffee cartridges. Each one is a separate product, so check the head/model tag on your unit before ordering.
The same BH2 cartridge, rated for 3,000 gallons, in a 6-pack. A convenient way to keep genuine replacements on hand for your next few changes.
View Product →A higher-capacity, higher-flow option for coffee brewers, rated for 9,000 gallons. It's a different cartridge from the BH2 and doesn't substitute for it.
View Product →A coffee cartridge for single-cup vending applications, rated for 3,950 gallons. It's a different cartridge from the BH2 and doesn't substitute for it.
View Product →Conclusion
Replacing the Everpure EV961250 BH2 Cartridge is a quick job: six steps, no special tools, and a flush at the end before the water goes back into use.
Replace it on the schedule in Why & When You Should Replace the Filter, date each new cartridge, and keep a genuine replacement on hand so you're ready for the next change. Regular replacement keeps the water going to your brewer clean and safe, and helps protect your equipment from scale.