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Cat Door, Cat Door Interior Door with Soft Magnetic Flaps, Sliding Panel Closure…

  • Cat Door
  • 20 pounds
  • Plastic
  • Magnetic
4.1/ 5 on Amazon39Amazon ratings100+bought last month3.7ProductDome score
Medium confidenceLast refreshed Aug 4, 2026Amazon data + ProductDome analysis · methodology
Best forYour interior door is between roughly 1 and 2.4 inches thick and your cat is 20 lbs or under

A workable DIY interior cat door as long as your door thickness falls inside the 1.02 to 2.36 inch range it's built for.

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ProductDome scorecard

How it ranks among the 51 cat doors we track

3.7/ 5ProductDome scoreMedium confidence
Owner satisfaction · 56% of scorecategory median 4.4★4.2

4.1★ across 39 Amazon ratings, Bayesian-smoothed toward the category average.

Evidence strength · 17% of scorecategory median 672 ratings2.0

39 Amazon ratings, weighted on a log scale so huge counts don't drown everything.

Buyer demand · 11% of score2.7

100+ bought on Amazon last month.

Data quality · 11% of score3.8

Brand identity, imagery, description and spec coverage.

The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 51 cat doors we track - how the scorecard works · full cat doors data report. Confidence: medium - useful but incomplete evidence.Last refreshed Aug 4, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.

Overview

An interior cat door from Petcoming with a magnetic flap, a slide-in locking panel, and a telescoping tunnel that adjusts to fit doors between 1.02 and 2.36 inches thick. It's rated for cats up to 20 lbs.

The telescoping tunnel is the detail that matters most here: it lets one door body fit a range of door thicknesses instead of a single exact measurement, which is the usual failure point with DIY pet doors. Installation is described as DIY, with a positioning template included.

  • Fits doors 1.02 to 2.36 inches thick
  • Magnetic flap plus lockable slide panel
  • DIY install with positioning template
  • Rated for cats up to 20 lbs

Who it's for

Cat owners installing a pass-through in an interior door within that 1.02 to 2.36 inch thickness range, for cats up to 20 lbs. Owners with thicker exterior doors or larger cats should look elsewhere.

Strengths and trade-offs

Drawn from this product's published specifications.

What stands out
  • Telescoping tunnel adapts to a range of door thicknesses
  • Magnetic flap closes quietly
  • Slide-in panel allows a full closure option
  • Manufacturer will replace a damaged flap
What to check first
  • Won't fit doors thicker than 2.36 inches
  • Plastic construction throughout
  • 20 lb weight cap limits it to smaller cats

Performance notes

The flap closes magnetically for a quiet seal, and a slide-in panel lets you close the opening off entirely when needed. The telescoping tunnel extends or compresses to match the door's thickness, and the kit ships with a positioning template plus screws to guide installation.

Specifications

Brandcat
ModelFKSJCD001
Dimensions & fit
Weight Capacity Maximum20 pounds
Construction & materials
Material TypePlastic
Frame MaterialPlastic
ColorBlack
Compatibility & installation
Maximum Compatible Thickness2.4 inches
Minimum Compatible Thickness1 inch
Smart Home CompatibilityNot Smart Home Compatible
Included components
Unit Count1
Included ComponentsInstallation instructions, Large cat door, Magnetic Flap, Positioning Template, Slide-in Closing Panel, Telescoping Tunnel, Screws
Other details
Closure TypeMagnetic
Pet TypeCat
Customer Reviews{'ratings_count': '39', 'stars': '4.1'}
Manufacturer Part NumberFKSJCD001
Target AudienceCats
Item Type Namecat door
AsinB0G1YQKB66
ManufacturerPETCOMING
Best Sellers Rank#42,197 in Pet Supplies (See Top 100 in Pet Supplies) #84 in Cat Doors
Model NumberFKSJCD001

How it compares

This product against the closest alternatives we track in cat doors.

ProductAmazon ratingRatingsProductDome score
Cat Door, Cat Door Interior Door with Soft Magnetic Flaps, Sliding Panel Closure…This product4.1 / 5393.7 / 5
Purrfect Portal Meow Manor® Cat Door Interior DoorPurrfect4.9 / 57,4514.7 / 5
PetSafe Interior Cat DoorPetSafe4.4 / 516,2724.4 / 5
Ideal Pet Products Cat Flap Door with 4 Way LockIDEAL4.6 / 52,9004.2 / 5
Dog Door for Screen Doordog4.5 / 53,6004.1 / 5
Frequently asked

Questions about the cat FKSJCD001

Common buyer questions answered straight from the product spec data - no fluff, no "it depends".

What door thicknesses does this fit?

The telescoping tunnel is rated for doors between 1.02 and 2.36 inches thick.

Can I fully close it off?

Yes, it includes a slide-in closing panel in addition to the magnetic flap.

What's the weight limit?

It's rated for cats up to 20 lbs.