THOR KITCHEN RF3621
Refrigerator · US market · 44 owner topics
THOR KITCHEN RF3621
Potential replacements. Compatibility is not guaranteed. Confirm the complete model, suffix, serial/version, diagram position and current part number with the seller or manufacturer before ordering. Seller links open their listings for current price, stock and returns.
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Specifications for RF3621 with owner checks for this product design. Use the matching manual for control sequences and replacement parts.
Specifications & model details
THOR KITCHEN RF3621 is listed with Automatic defrost. Use the branch for the listed defrost system. Note whether frost is confined to a door edge, covers stored packages, or returns on an interior surface. Door closure, moisture entry and a defrost-system problem produce different patterns.
Identify whether your refrigerator uses water or air filters, then verify the exact accessory code and fit before buying replacements.
Category & symptom guidance
Start with the complete refrigerator model number, then use its manual and manufacturer parts or support information to identify consumables. A water filter, an air or odor filter, and a filter indicator are separate things; a displayed reminder does not by itself identify which accessory is needed. Some refrigerators have one filter system, several, or none. Do not infer the arrangement from a neighboring model or a product-family name.
Record each component’s name, location as described in the manual, and exact replacement identifier. If the manual gives multiple approved identifiers or a supersession, verify that the current manufacturer listing applies to your model. This inventory prevents buying an air filter when the reminder concerns water, or assuming a filter exists because a compartment looks like one.
Compare the replacement code from the manual with the manufacturer’s current product listing and the package description. Check any stated model coverage carefully. Shape, color, connector appearance, or a seller’s claim that a part is “universal” is not enough to prove fit. If a code has been replaced, use the manufacturer’s documentation to confirm the successor rather than relying on a marketplace title.
Keep a record of where and when you bought the part, including packaging and receipt. This makes it easier to resolve a mismatch or warranty question. Avoid buying a loose filter without identifiable packaging or traceable seller details when the part’s origin cannot be established.
A third-party filter may claim compatibility or performance, but the claim should be checked against the exact refrigerator and the certification information relevant to the intended contaminant reduction. Look for a certifier’s searchable listing and confirm the brand and model of the filter itself, not just a logo or broad statement on the package. Certification does not automatically establish physical fit in your refrigerator, and fit claims do not automatically establish treatment performance.
If the manufacturer specifies a filter or warns about alternatives, include that information in the decision. A third-party part’s lower price is only meaningful after you verify fit, certification scope, seller reliability, and replacement availability. Keep the product label so you can compare it with the certification listing if questions arise.
Replacement timing can depend on the manual’s guidance, use, water conditions, and the filter indicator where fitted. Do not transfer a schedule from another refrigerator or assume an indicator tracks every filter type. Record installation date and identifier so you can compare the actual filter with future service information. If the manual specifies a replacement condition, follow it and use the manufacturer’s instructions for the exact part.
If no indicator or filter is present, do not buy a generic replacement just to satisfy an assumed schedule. First determine whether your model has a filter system at all. If the model documentation is unclear, give the manufacturer the complete model number and ask which consumables, if any, are specified.
A model without a water or air filter may still have an indicator-like control, removable cover, or accessory space that belongs to a different configuration. Check documentation before ordering. Do not insert a part that merely seems to fit, and do not leave out a required component where the manual says one must be installed for operation. If your refrigerator has no documented filter system, there may be no filter consumable to maintain.
When replacing an appliance or moving into a home, the visible part may not be the correct filter for the installed refrigerator. Verify the model number on the appliance itself, not solely on an old receipt or seller listing. If the identifier conflicts with the packaging, pause and confirm the part before use.
The appliance may have no filter consumable, even if a similar model uses one.
The part may be incompatible unless the manufacturer confirms a supersession or approved alternative.
The claimed certification has not been verified for the product you are considering.
No. Verify the exact accessory identifier and model coverage; similar dimensions or connectors do not prove fit.
No. Certification scope and physical compatibility are separate checks; confirm both for the exact filter and refrigerator model.
These sources support the shared guide. Exact model specifications and matched family procedures have their own sources above.
Owner guidance by Specs & Parts, drafted with GPT-6 Luna. Sources and scope.
Recorded model facts
| Specification | Recorded value | Evidence |
|---|---|---|
| Total capacity | 20.3 cu ft | CertificationENERGY STAR — Refrigerators refrigerators.csv; row 4527; ENERGY STAR ID 4529178 Certification dataset declaration; check manufacturer installation documents for fit and clearances. Observed Nov 01, 2026 |
| Connected functionality | No | CertificationENERGY STAR — Refrigerators refrigerators.csv; row 4527; ENERGY STAR ID 4529178 Certification dataset declaration; check manufacturer installation documents for fit and clearances. Observed Nov 01, 2026 |
| Ice maker | Yes | CertificationENERGY STAR — Refrigerators refrigerators.csv; row 4527; ENERGY STAR ID 4529178 Certification dataset declaration; check manufacturer installation documents for fit and clearances. Observed Nov 01, 2026 |
| Through-the-door dispenser | No | CertificationENERGY STAR — Refrigerators refrigerators.csv; row 4527; ENERGY STAR ID 4529178 Certification dataset declaration; check manufacturer installation documents for fit and clearances. Observed Nov 01, 2026 |
| Built-in | No | CertificationENERGY STAR — Refrigerators refrigerators.csv; row 4527; ENERGY STAR ID 4529178 Certification dataset declaration; check manufacturer installation documents for fit and clearances. Observed Nov 01, 2026 |
| Compact | No | CertificationENERGY STAR — Refrigerators refrigerators.csv; row 4527; ENERGY STAR ID 4529178 Certification dataset declaration; check manufacturer installation documents for fit and clearances. Observed Nov 01, 2026 |
| Defrost type | Automatic | CertificationENERGY STAR — Refrigerators refrigerators.csv; row 4527; ENERGY STAR ID 4529178 Certification dataset declaration; check manufacturer installation documents for fit and clearances. Observed Nov 01, 2026 |
| Product type | Bottom Freezer | CertificationENERGY STAR — Refrigerators refrigerators.csv; row 4527; ENERGY STAR ID 4529178 Certification dataset declaration; check manufacturer installation documents for fit and clearances. Observed Nov 01, 2026 |