Caehomly 4204490 Refrigerator Water Filter, 2-Pack

Pack: Caehomly 4204490 is a replacement refrigerator water filter listed for Sub-Zero models 4204490, 4290510, and 9030868. The listing claims coconut-shell activated carbon, reductions for several specified contaminants, and replacement intervals based on time or water use.

At a glance

The listing identifies compatibility with Sub-Zero filter models 4204490, 4290510, and 9030868.
Two filters are listed, with a claimed capacity of up to 300 gallons per filter.
The listing describes a tool-free twist-in replacement.
The manufacturer claims CSA Group certification to NSF/ANSI 42 and 53 for specified reductions.

Price

$26.99Save 25%

Reference price: ~~$35.99~~

Price checked: Nov 12, 2026

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Often bought together

7042798 Replacement Cartridge for Sub-Zero Air Purification Cartridge | 7042798, 7007076, 7007067 Air Filter, Easy to Install, Precise Fit Replacement Cartridge, Long-Lasting Performance, 2 Pack

$32.99

Pros and cons

Pros

Two cartridges in the pack can provide a spare for a later replacement.
The stated twist-in installation requires no tools.
The listing specifies replacement triggers by time, gallons used, or reduced dispenser output.

Technical specifications

9 specifications

Identity
Brand	Caehomly
Model	4204490

Dimensions and installation
Dimensions listed	1"D x 1"W x 4"H
Installation	Simple and quick twist-in design allows for hassle-free replacement in seconds. No tools required, making system maintenance effortless and convenient.

Filtration and replacement
Pack quantity	2
Listed compatible filter models	4204490, 4290510, and 9030868
Recommended replacement	every 3-6 months, or after 300 gallons of use (depending on local water quality), or whenever water dispenser output decreases
Contaminant reduction claim	Chlorine Taste & Odor, Particulate Class I, Lead, Mercury, VOC, and Total PFAS
Certification claim	CSA GROUP to NSF/ANSI 42 & 53

What to know before buying

The listed dimensions are 1"D x 1"W x 4"H. Confirm they match your filter compartment and existing cartridge before ordering. The listed contaminant reductions, certification, and capacity are manufacturer claims, not independently verified here.

Who is it for?

A good fit for

Sub-Zero owners whose existing filter model is 4204490, 4290510, or 9030868 and who want a two-filter replacement set.
Buyers seeking a cartridge the listing describes as twist-in and tool-free.

Less suited to

Buyers who need independent verification of filtration performance or certification before purchase.
Buyers whose refrigerator or existing cartridge is not among the listed compatible models.

Caehomly 4204490 Refrigerator Water Filter, 2-Pack · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.6 / 5 · 111 ratings

5 stars77%77%
4 stars15%15%
3 stars5%5%
2 stars1%1%
1 star2%2%

Aggregate ratings lean positive, with most ratings in the five-star category, but a smaller share is spread across lower categories. Without written review feedback, these figures do not show what buyers liked or disliked, or establish filtration performance. Buyers should assess compatibility and the stated replacement schedule separately.

Frequently asked questions

Which filter models does this cartridge claim to replace?

The listing names Sub-Zero models 4204490, 4290510, and 9030868. Compare those numbers with your existing filter before buying.

How often does the listing recommend replacing a filter?

It recommends replacement every 3-6 months, after 300 gallons, depending on local water quality, or when dispenser output decreases.

What filtration claims does the listing make?

It claims reductions for chlorine taste and odor, Particulate Class I, lead, mercury, VOC, and total PFAS, and states CSA Group certification to NSF/ANSI 42 and 53. These remain listing claims.

How many cartridges are included according to the listing?

The listing specifies a 2-pack.