Best With Sensors Dog Doors in 2026

FREEDOM FOR YOUR PET: Let your dog go outside for potty breaks and playtime on their own schedule

SIZE MEDIUM: Designed for pets up to 40 lb; flap opening measures 8 1/4" W x 12 1/4" H

CONTROL YOUR PET’S ACCESS: The snap on closing panel allows you to control your pet’s access and keep stray animals out of your home

SELECTIVE ENTRY CAT DOOR (Screens on Entry only): Uses RFID to read your cat’s implanted ID microchip, allowing your cat access without letting in stray animals—learns up to 32 identities; programmable collar tags are sold separately for cats without microchips. SIMPLE ONE BUTTON Programming. Helps prevent intruder animals from entering your home.

MICROCHIP COMPATIBILITY: Works with 9 (Avid Secure), 10 (FDXA) and 15 (FDXB) digit microchip numbers; if unsure of your pet’s microchip number, you can check with your veterinarian, pet shelter or animal rescue.

DOOR OPENING: The Microchip Cat Door Flap opening is 4 3/4” (H) by 5 5/8” (W) and can be installed in doors, windows or walls – accessories are available from SureFlap.

Energy efficient structural foam molded plastic

Adjustable frame telescopes ¾-inch to 1 ¾-inch thickness

Innovative Double Vinyl Flap design creates energy efficient air pocket for maximum insulation

FREEDOM AND INDEPENDENCE: Give your cats and dogs freedom to go in and out without your help, arrangement for potty breaks or play time by themselves.

DIMENSION AND TELESCOPING WIDTH: The telescoping tunnel accommodates walls that are 4 3/4 - 7 1/4 in thick.Flap Opening: 10 1/4"W x 16 1/4"H. Frame: 14 1/4"W x 21 1/16"H. Cutout in wall:12"W x 17 3/4"H.

EASY INSTALLATION: This pet door easily installed in all types of interior and exterior walls; cut-out template and step-by-step instructions are included, simple to follow instructions walk you through the install.

GIVE YOUR PETS FREEDOM: No more planning your schedule around potty breaks, your four-legged friends can come and go on their time

SOLID ALUMINUM FRAME: Designed to withstand wear and tear, the strong metal frame with its reinforced aluminum corners can handle active and multi-pet households

DURABLE CONSTRUCTION: Includes a flexible, tinted flap; great for indoor and outdoor storm, wood, PVC, and metal doors

Durable, low-maintenance, energy-efficient pet door with inner telescoping frame

Made from strong, impact-resistant ABS thermoplastic with a clear, weather-resistant LEXAN flap

For dogs and cats up to 90 pounds. Note: Use a clean rag and fresh water to remove any dirt and grime that may accumulate on the flap panel surface. DO NOT USE strong detergents, pine or lemon oil or any type of solvents as these will permanently damage the flap panels and flexible hinges

Convenient Pet Screen Door: Inside size 14x12x0.5inch, outside size: 16x14x0.5 inch.This pet screen door is designed for screen windows or doors to allow your pets to get in/out. It's so convenient that they can get indoor or outdoor on their own.

Self-Closing & Lockable: Our dog screen door with built-in magnetic can keep the door automatically closed when your dog leaves. You can even lock the door to prevent your pets go out at night or when you are not at home.

Sturdy & Durable: Made of high quality ABS material. Screws reinforcement makes our pet screen door sturdy enough and never easily fell apart. It can last for long time.

4 Way Locking Mode --- The pet door could be adjusted by the Red and Green switches with tabs to 4 modes: out only, in only, both in and out, and fully locked, easy control of your pet's in and out.

Size & Application --- Outer Size 9.25" x 9.92" x 2.16"(W x H X D), Inner size:7.08" x 7.48"(W x H), Cut-Out Size: 7.7" x 8.3" (W x H), suitable for installation on doors and thin walls, suitable for cat lighter than 17.64 lb and waist circumference shorter than 23" Improved Weather.

High Quality --- Made of ABS material, weather-resistant, the surface is smooth and durable. It provides a fixed groove with snap tabs for weather-proof brush strip, firmly fix the brush strip. Even if the brush strip comes off, easy to put it back into the fixed groove. This greatly help the brush strip reduce noise, stop rain drop, wind or pest like mosquito to the most.

✔ SELF FRAMING ENDURA DOGGIE DOOR DESIGN: The flexible Endura Flap Pet Door for Door is perfect for exterior doors, interior doors, condo, dog house, dog kennel, dog doors, gates & ramps. It comes with simple instructions and sizes for extra small to extra large dogs or cats. For large dogs or small pets is suitable for interior and patio doors 1/2" to 1-3/4" thick. The Endura Flap is a perfect durable, thermo design for doggie door for door mounts.

✔ WORKS FOR ALL SIZED PETS: The Endura Flap Single Flap Dog Door is available in Small, Medium, Large, and XL pet door sizes that can accommodate a large dog or a small cat. Its small and large pet door magnets can be removed from the dog door flap on the Endura Door Mount Pet Door to accommodate smaller pets without sacrificing the signature Endura extreme weather dog door protection quality. White, Tan, and Black frame color options help match the doggie door to your home's aesthetics

✔ EASY USE AS DOG DOOR OR CAT DOOR: It's tall flap works well as an exterior cat or dog door. Endura dog door magnets have adjustable strength for training timid pets, while keeping the Endura Flap Dog Door sealed against 50 mph winds and resisting -40 degree F temperatures. Our insulated dog door Endura Flap design is more energy efficient than regular small to giant dog door products, making it a better weatherproof dog door than any another very durable plastic dog door design.

Motor driven vertically-sliding door is activated by MS-4 ultrasonic collar

Directional sensing system opens the door only when your pet is on a direct approach, not when he is just wandering by or sleeping next to the door

4-way access control lets you select from In Only, Out Only, Full Access or Closed & Locked

SELECTIVE ENTRY CAT DOOR: Uses RFID to read your cat’s implanted ID microchip, allowing your cat access without letting in stray animals. Learns up to 32 IDs; RFID collar tags sold separately for cats without chips. SIMPLE ONE BUTTON Programming.

MICROCHIP COMPATIBILITY: Works with 9 (Avid Secure), 10 (FDXA) and 15 (FDXB) digit microchip numbers; if unsure of your pet’s microchip number, you can check with your veterinarian, pet shelter or animal rescue

DOOR OPENING: The Microchip Cat Door Flap opening is 4 3/4” (H) by 5 5/8” (W) and can be installed in doors, windows or walls – accessories are available from SureFlap.

SELECTIVE ENTRY PET DOOR: Scans on ENTRY ONLY. Uses RFID to read your pet’s implanted ID microchip, allowing your pet access without letting in stray animals—learns up to 32 identities; programmable collar tags are sold separately for pets without microchips. SIMPLE ONE BUTTON Programming. Helps prevent intruder animals from entering your home. SET CURFEW TIME!: Program the door to lock and unlock at specified times. RESTRICTED ENTRY ONLY - any animal can exit.

MICROCHIP COMPATIBILITY: Works with 9 (Avid Secure), 10 (FDXA) and 15 (FDXB) digit microchip numbers; if unsure of your pet’s microchip number, you can check with your veterinarian, pet shelter or animal rescue.

DOOR OPENING: The Microchip Pet Door Flap opening is 6 11/16” (H) by 7” (W) and can be installed in doors, windows or walls – accessories are available from SureFlap.

SELECTIVE, SAFE – The Magnetic Locking system frees your feline to explore, allowing only your Cats to return through the Cat Flap due to the convenient and safe Magnetic collar key.

WEATHER PROOFING - The Staywell Deluxe Magnetic Cat Flap features a Magnetic Door and internal Draught Excluder that act as insulation, resisting strong winds and Keeping heat in your home.

CUSTOMISABLE LOCKING – The 4 Way Locking system gives owners the opportunity to control their Cat´s movements, safely keeping them inside or letting them out with ease

Works with cat mate electromagnetic doors

Two magnets in pack

Genuine cat mate parts

MAXIMUM ENERGY EFFICIENCY: Unique three flap system is more energy efficient than traditional single flap doors

ADDITIONAL INSULATION: Great for hot and cold climates ranging from -10 to 100 degrees F, the center insulated flap helps keep extreme warm and cool air outside of your home

CONTROL YOUR PET’S ACCESS: A snap on closing panel keeps your pet from using the door; use a second closing panel (sold separately) for an additional layer of weather protection

Pet screen door can make your dogs and cats go in or out freely enough without asking for your help to open the door, great for your pet potty break or playtime.

Use a flat-head screwdriver to separate the door so you have 6 parts, 2 of door frames, flaps and locks. Inner Door flap didn't come with a screen insert, need to put this on a screen you already own, then cut down the screen against the frame and place it inside the flap.

Comes with upgraded screws with nuts would hold the outer frame and flap to prevent the door from separating and falling. It's easier with two people to install.

White electromagnetic cat door

Includes two magnets

Self lining to 2-3/8-inch

KEEP STRAYS OUT: The PetMate Elite Microchip Cat Flap works by reading your cat’s unique microchip or Cat Mate ID Disc (available separately) when entering your home. Let your pets come and go as YOU please, with the convenient 2-way lock that allows you to control access

EASY TO PROGRAMME: You can have your Cat Flap programmed with just a push of a button. The LED indicator flashes to indicate that your cat’s unique microchip or Cat Mate ID Disc is registered

LONG LASTING: Our flaps are made out of super tough polymer and have a magnetic closure which makes it draft resistant, weatherproof and energy efficient.

【MAXIMUM FREEDOM FOR PETS】Whether to enjoy sunny by themselves, or arrange for potty breaks, the Mavricflex dog door will give your pet freedom and security to have access to the outside of the house on their will, thus can significantly reduce the level of anxiety of your pets.

【DIMENSION & TELESCOPING WIDTH】Mavricflex aluminum dog door frame size is 17 1/2''(W) x 25 5/8''(H), Cutting size is 15 1/2''(W) x 25 3/4''(H), Flap opening is 14 3/8”(W) x 23 5/8''(H). It fits paneled, wood, PVC, and metal doors1 1 /4'' - 2 1/2'' thick, and is designed for pets up to 220 pounds.

【Sturdy & Energy-Saving】Mavricflex large dog doors are made out of durable new aviation aluminum alloy material that is proven to be sturdy and stainless. Don't worry about breaking and being bitten easily. Additionally added exterior slide-in locking panels to better protect your home from extreme weather and reduce energy loss.

CONTROL THROUGH YOUR PHONE: App enabled pet door that gives your pets the freedom to come and go

ONLY OPENS FOR YOUR PETS: Selective entry and exit let you decide when and which pets can use the pet door, keeping wildlife out

SET CUSTOM SCHEDULES: Create or change multiple schedules for each pet to maintain their daily routines

【Let's Cat in & Keeps Dogs Out】Our Cat Door Latch allows the cat to enter and leave the room to look for food freely, the smaller space can prevent big dog from going through the door to grab food.

【Easy to Install】No tools and glue required, no modifications to the door. Simply hang the Pet Latch on the door handle and put the pin on the door frame to complete the installation. Realize the freedom of installation and disassembly.

【High Quality Materials】The pet door holder is made of nylon and stainless steel, which is very strong and can deter the dogs, safe baby proof.

🐾【New Design Dog Door】PETOUCH dog door is designed with firm TWO Opening Panels that will say Good Bye to flimsy flaps. It offers excellent insulation against the cold or extreme hot. Additionally, the opening panels provides protection from ultraviolet rays and privacy due to it’s dark smoke tinted translucent panels.

🐩【Energy-Saving】The opening panels are designed with spring loaded hinges and 4 magnetic buckles for sealing tightly and insulates extremely well against all weather conditions.

🐕‍🦺【Dog Door for Large Dogs】The opening size of this New design dog door is 13”x 18”, big enough for your pets to comfortably go in and out. This pet door easily fits pets from medium size to large size and suitable for pets up to 100 LBS.

SELECTIVE ENTRY - The PetSafe SmartDoor only unlocks once a unique collar key has been detected, stopping unwanted animals and strays from getting into your home

MULTI PET HOMES – The SmartDoor will unlock for up to 5 programmed SmartKeys, making it ideal for multi-pet homes

CONVENIENT – Unlocking exclusively for your pets, the SmartDoor relieves owners of constant supervision whilst giving Pets the freedom they love. Fits door 3.8 cm – 5 cm thick or 18.5 cm or more with additional extension tunnels

Perfect Solution for "ONLY YOUR CAT " Access | Cat door can be used for interior doors to keep other pets or kids away from litter box / food dish or on exterior doors to allow your cat in or outdoors | Ideal for small cats & dogs weighing upto 12 pounds w/ door passage dimensions of 5.31L x 5.39H

Four-Way Locking Pet Door w/ Magenetic Key & Indoor / Outdoor Pet Indicator | Cat door includes a collar w/ magnetic key ensuring only your pet can pass through door & a 4-way lock for entry, exit, entry & exit, or closed door mode | Indoor / outdoor indicator lets you know if your cat is in the home or outside

"Quick Swing Shut" & Wind Resistent Technology Cat Flap | Cat door flap & passage of door feature a magnetic strip that quickly closes the cat flap & aids in keeping the pet door closed on windy days reducing drafts inside the home

Full Power, Motorized Operation can be Powered by AC or Optional Battery

2-1/2" Adjustment Range for a Perfect Fit for Patio Doors 77 3/4 - 80 1/4

Double Pane Energy Efficient Glass for Extreme Climates Installs Right Alongside Your Existing Sliding Glass Door

【Freedom and Independence】Decormax dog doors allow your cats and dogs freedom to go in and out without your help, perfect for potty breaks or play time.

【Patented Design - Pro 2.0】Dog door with telescoping tunnel can be installed on doors of different thickness of [1 1/4"-2 1/2"]. Frame:[16 1/2"W * 26 9/10"H]. Flap: [14 3/10"W * 23 3/5"H]. Suitable for pets up to [200 pounds].

【Durable and Energy-Saving】The dog door adopts aviation aluminum alloy to make the product more solid. The flap and windshield provide weatherproofing and energy efficiency, and help protect against extreme weather, air drafts.

【2 Auto-Sensing Keys】Are you troubled by raccoons or other animals freely entering and leaving the house through the cat door? Don't worry. FreeStanding cat door with collar sensor can help you. When your cats wearing collar sensor approach the cat door, the door will automatically unlock, otherwise the door will not be able to open.

【Freedom and Independence】FreeStanding cat doors have 4 locking modes which can give your cats freedom to go in and out without your help, perfect for potty breaks or play time.

【Simple and Easy Installation】Inside the product is equipped with a cutting board and instructions. Simple process design makes installation no longer difficult.

🐶【Size & Application】 Outer size 11.45" x 13.78"x 1.85"(W x H X D), inner size:8.86"x 11.1"(W x H), suitable for installation on doors and thin walls, suitable for dog lighter than 40 lb.The dog door is designed with specific height ratio as dogs tend to keep their heads tucked when entering.

🐶【Manual lock】The pet door included closing panel. After the panel is inserted into the pet door, the pet cannot look outside through the transparent flip cover, so the pet can know that the door is closed.

🐶【High Quality 】This pet dog door is made of durable ABS, while perserving the light weight feature. Dog door is strong and weather-resistant, durable for a long time.

【LEADS TO THE TOP LIFE】Classicmacher weatherproof dog door Pro 2.0 adopts new double-sided wind deflector, 3-levels adjustable patent design, more effective against wind and bad weather.Give your pet a Top home!

【FLEXIBLE INSTALLATION】Classicmacher pet door is suitable for doors within [1 1/4"-2 1/2"] thickness,suitable for pets under 220 lbs, easy installation.Frame: [17 1/2"W×25 3/5"H].Flap Opening:[14 1/3"W×23 3/5"H].

【ENERGY SAVING & SAFETY】The xl dog door is made of new aviation aluminum alloy, sturdy and durable, can be used for many years. Equipped with 4 safety locks, 2 three-levels adjustable safety plates, more secure.

SELECTIVE ENTRY: Give your dog or cat exclusive access through the SmartDoor Connected Pet Door

CUSTOM SCHEDULES: Give each pet unique schedules and permissions for the SmartDoor Connected Pet Door using the My PetSafe app

MEDIUM KEY COMPATIBILITY: Medium Pet Door Key compatible with Medium and Large SmartDoor Connected Pet Door