US
SureFlap

SureFlap SUR001 Microchip Cat Flap

  • Flap opening 4 3/4" high by 5 5/8" wide
  • Microchip scan on entry, cat only
  • Door thickness up to 10 inches
  • White plastic, flap and button closure
  • Not smart home compatible

Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A microchip cat flap that scans the cat's ID as it enters, in white plastic. Check the opening size against the cat before ordering, since it is a fixed opening.

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ASIN: B003EGIM3OModel: SUR001Category: Cat Doors

Overview

Scanning a cat's microchip on the way in, this Sure Petcare flap opens only for registered pets. It comes in white plastic and has a button as well as the flap closure.

Letting only your own cat through is the clear reason to choose a microchip flap over a plain one. The limitation is the fixed opening, because large cats may not fit and the listing says to check size. It also lacks smart home support.

Who it's for

Cat owners dealing with strays or other animals entering the home are the situation. Owners of large cats and dog owners should measure first or look at a larger door.

Pros and cons

Pros
  • Microchip ID on entry
  • White plastic frame
  • Flap and button closure
  • One size to fit
Cons
  • Fixed opening may not fit large cats
  • Not smart home compatible
  • Batteries and fitting parts not listed

Performance notes

A scanner in the frame reads the microchip as the cat approaches and releases the lock for a registered chip only. Frame depth governs which door it suits, so thickness in the specs matters. The listing does not state the power source or how many cats it can store.

Specifications

BrandSureFlap
ModelSUR001
Dimensions & fit
SizeOne Size
Dog Breed SizeMedium
Item Weight1 Pounds
Construction & materials
Material TypePlastic
ColorWhite
Frame materialPlastic
Compatibility & installation
Maximum Compatible Thickness10 inches
Smart Home CompatibilityNot Smart Home Compatible
Included components
Unit Count1 set
Included Components..
Other details
Closure TypeFlap, Button
Pet TypeCat
Target AudienceCats

Closest rivals on specs

Cat Mate 360WUS Microchip Activated Cat Flap
  • Maximum Compatible Thickness 10 vs 3.4 inches (+194%)
PetSafe Big Cat Door Interior and Exterior
  • Maximum Compatible Thickness 10 vs 3.2 inches (+213%)
Hakuna Pets Deluxe Aluminum Pet Door Large
  • Maximum Compatible Thickness 10 vs 2.8 inches (+257%)
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Frequently asked questions

Will the SureFlap microchip cat flap fit my large cat?

The flap opening is 4 3/4" high by 5 5/8" wide, and the title says to check your cat's size first.

Can the SureFlap SUR001 be used for dogs?

No. The pet type and target audience are cat.

Does the SureFlap SUR001 work with smart home systems?

No. The listing says it is not smart home compatible.