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Best Buy customers often prefer the following products when searching for big locks.

Big locks are designed to be used on doors, cabinets, and some appliances. The best ones are durable and reliable, and are easy to use. Browse the top-ranked list of big locks below along with associated reviews and opinions.

Main Results
  1. Aqara - Smart Lock U100 Kit - Silver - Front_Zoom

    Model: DL-D01D
    SKU: 6568834
    Top comment

    "Review for Aqara - Smart Lock U100 Kit - Silver Over the years, I’ve tried a number of smart locks — all had their pros and cons. ...The smart lock is very heavy duty. It’s actually quite heavy. ...Great smart lock with Apple HomeKit support....Big, but nice fingerprint reader"

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    Product Description

    Say goodbye to the hassle of fumbling with keys and welcome the seamless experience of unlocking your door with a simple touch of your iPhone or Apple Watch. By also fully supports the Apple Home app, including guest access code, gaining entry to your abode has never been easier or cooler. Even if there's a power outage of your Apple devices, you can still tap your device and enter your home effortlessly.
    See all Smart Door Locks
    Top comment

    "Review for Aqara - Smart Lock U100 Kit - Silver Over the years, I’ve tried a number of smart locks — all had their pros and cons. ...The smart lock is very heavy duty. It’s actually quite heavy. ...Great smart lock with Apple HomeKit support....Big, but nice fingerprint reader"

    See all customer reviews

    Product Description

    Say goodbye to the hassle of fumbling with keys and welcome the seamless experience of unlocking your door with a simple touch of your iPhone or Apple Watch. By also fully supports the Apple Home app, including guest access code, gaining entry to your abode has never been easier or cooler. Even if there's a power outage of your Apple devices, you can still tap your device and enter your home effortlessly.
    See all Smart Door Locks
    See all Smart Door Locks
  2. Yale - Assure Lock 2, Key-Free Pushbutton Lock with Wi-Fi - Satin Nickel - Front_Zoom
    Top comment

    "Nice lock but HARD to set up...The lock looks great and is very well made, very sturdy and heavy-duty feeling. ...Excellent Smart Lock...I was impressed with the overall build quality. It is a heavy-duty lock tht just happens to be smart! Installation was really no more difficult than a standard dead-bolt. "

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    Product Description

    You've got enough on your plate, let Yale get the door with the Yale Assure Lock 2. With multiple ways to unlock, the ability to easily share and track entry codes and advanced Auto-Lock with DoorSense, this Wi-Fi smart lock gives you one less thing to worry about. With built-in Wi-Fi, you can easily check in on home, from wherever you are.
    See all Smart Door Locks
    Top comment

    "Nice lock but HARD to set up...The lock looks great and is very well made, very sturdy and heavy-duty feeling. ...Excellent Smart Lock...I was impressed with the overall build quality. It is a heavy-duty lock tht just happens to be smart! Installation was really no more difficult than a standard dead-bolt. "

    See all customer reviews

    Product Description

    You've got enough on your plate, let Yale get the door with the Yale Assure Lock 2. With multiple ways to unlock, the ability to easily share and track entry codes and advanced Auto-Lock with DoorSense, this Wi-Fi smart lock gives you one less thing to worry about. With built-in Wi-Fi, you can easily check in on home, from wherever you are.
    See all Smart Door Locks
    See all Smart Door Locks
  3. Targus - DEFCON Ultimate Universal Resettable Combination Lock - Silver - Front_Zoom
    Top comment

    "It’s heavy duty like large dog tethers so it’s not going to be easy to crack without attracting a lot of attention...." Safe Lock "...It has a combination lock so no one can hack it. I will be purchasing more of these locks to keep all my products protected."

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    Product Description

    You’ve got the right lock to protect your device with the Targus DEFCON® Ultimate Universal Resettable Combination Lock. It’s uniquely designed to fit virtually any lock slot including Kensington® Nano, Kensington K-Slot, and the oversized Noble wedge-shaped lock slots. The easy-to-use design has a cut-proof and rust-resistant 6.5 ft. galvanized steel and sleeved cable with pass-through loop and rotating lock head. Nearly impossible to destruct, any attempt to remove it will noticeably damage the device — a further deterrent to thieves looking to preserve resale value.
    See all Security Locks
    Top comment

    "It’s heavy duty like large dog tethers so it’s not going to be easy to crack without attracting a lot of attention...." Safe Lock "...It has a combination lock so no one can hack it. I will be purchasing more of these locks to keep all my products protected."

    See all customer reviews

    Product Description

    You’ve got the right lock to protect your device with the Targus DEFCON® Ultimate Universal Resettable Combination Lock. It’s uniquely designed to fit virtually any lock slot including Kensington® Nano, Kensington K-Slot, and the oversized Noble wedge-shaped lock slots. The easy-to-use design has a cut-proof and rust-resistant 6.5 ft. galvanized steel and sleeved cable with pass-through loop and rotating lock head. Nearly impossible to destruct, any attempt to remove it will noticeably damage the device — a further deterrent to thieves looking to preserve resale value.
    See all Security Locks
    See all Security Locks
  4. Lockly - Secure Pro Smart Lock Wi-Fi Replacement Deadbolt with 3D Biometric Fingerprint/Keypad/Voice Control Access - Satin Nickel - Front_Zoom
    Top comment

    "I am able to control everything from my phone. Very sturdy and heavy duty. Will definitely purchase again....Whether you want a code, finger print or manual lock this deadbolt does it all. It is super heavy duty and easy to install. "

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    Product Description

    The award-winning Lockly Secure Pro deadbolt is a upgrade for all homeowners. Featuring hack-proof patented PIN Genie keypad and 3D biometric fingerprint access for keyless entry, combined with app control, Scan-to-Open, Voice control with Alexa and Google Assistant, Offline access codes and Physical key to always have access or grant access. Real-time door status monitoring from anywhere, anytime through free, no-subscription Lockly App. Best for homeowners, Airbnb rentals and offices. Universal fit for easy DIY installation.
    See all Smart Door Locks
    Top comment

    "I am able to control everything from my phone. Very sturdy and heavy duty. Will definitely purchase again....Whether you want a code, finger print or manual lock this deadbolt does it all. It is super heavy duty and easy to install. "

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    Product Description

    The award-winning Lockly Secure Pro deadbolt is a upgrade for all homeowners. Featuring hack-proof patented PIN Genie keypad and 3D biometric fingerprint access for keyless entry, combined with app control, Scan-to-Open, Voice control with Alexa and Google Assistant, Offline access codes and Physical key to always have access or grant access. Real-time door status monitoring from anywhere, anytime through free, no-subscription Lockly App. Best for homeowners, Airbnb rentals and offices. Universal fit for easy DIY installation.
    See all Smart Door Locks
    See all Smart Door Locks
  5. Bell - 610 Watchdog Combo Cable Lock - Black - Front_Zoom
    Top comment

    "Bike Lock...This is a very good cable lock it’s got a great length in case you have a bad position with your tires or your frame, yeah, I love it...Bought this at a sporting goods store, then before leaving the parking lot thought I should check and compare prices…I was shocked to see BB had the same lock for HALF the price! Ordered it thru app for 1 hr pu, walked back in and got a refund since they wouldn’t price match. "

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    Product Description

    The heavy-duty Bell Watchdog 610 Combination Cable Lock with a heavy-duty 12mm-thick braided-steel core provides significantly higher cut resistance. The 6 ft. long cable is vinyl-coated to protect your bike frame finish against scratching and comes with a hook-and-loop strap to hold the cable together for storage. This lock features a 4-digit resettable combination lock. Bell also offers a free combination storage program, so if your register and ever forget your combo or need to share it with someone else, you can easily access it online. An independent lab has rated the security risk of this lock a 3 on a 5-point scale.
    See all Bike Chain & Cable Locks
    Top comment

    "Bike Lock...This is a very good cable lock it’s got a great length in case you have a bad position with your tires or your frame, yeah, I love it...Bought this at a sporting goods store, then before leaving the parking lot thought I should check and compare prices…I was shocked to see BB had the same lock for HALF the price! Ordered it thru app for 1 hr pu, walked back in and got a refund since they wouldn’t price match. "

    See all customer reviews

    Product Description

    The heavy-duty Bell Watchdog 610 Combination Cable Lock with a heavy-duty 12mm-thick braided-steel core provides significantly higher cut resistance. The 6 ft. long cable is vinyl-coated to protect your bike frame finish against scratching and comes with a hook-and-loop strap to hold the cable together for storage. This lock features a 4-digit resettable combination lock. Bell also offers a free combination storage program, so if your register and ever forget your combo or need to share it with someone else, you can easily access it online. An independent lab has rated the security risk of this lock a 3 on a 5-point scale.
    See all Bike Chain & Cable Locks
    See all Bike Chain & Cable Locks
  6. Yale - Assure Lock 2, Key-Free Touchscreen Lock with Wi-Fi - Satin Nickel - Front_Zoom
    Top comment

    "Very good smart lock with good amount of features...With my current lock, if we exit out of the front door and don’t carry a key, we would have to ask a family member to lock the deadbolt, the bottom handle set locks automatically. ...My first “smart lock” and it works! Works very well. I had used electronic numberic locks by Schlage previously and while they were just ‘dumb’ locks, they worked well for the past five years. "

    See all customer reviews

    Product Description

    You've got enough on your plate, let Yale get the door with the Yale Assure Lock 2. With multiple ways to unlock, the ability to easily share and track entry codes and advanced Auto-Lock with DoorSense, this Wi-Fi smart lock gives you one less thing to worry about. With built-in Wi-Fi, you can easily check in on home, from wherever you are.
    See all Smart Door Locks
    Top comment

    "Very good smart lock with good amount of features...With my current lock, if we exit out of the front door and don’t carry a key, we would have to ask a family member to lock the deadbolt, the bottom handle set locks automatically. ...My first “smart lock” and it works! Works very well. I had used electronic numberic locks by Schlage previously and while they were just ‘dumb’ locks, they worked well for the past five years. "

    See all customer reviews

    Product Description

    You've got enough on your plate, let Yale get the door with the Yale Assure Lock 2. With multiple ways to unlock, the ability to easily share and track entry codes and advanced Auto-Lock with DoorSense, this Wi-Fi smart lock gives you one less thing to worry about. With built-in Wi-Fi, you can easily check in on home, from wherever you are.
    See all Smart Door Locks
    See all Smart Door Locks
  7. Thule - 6-Foot Braided Steel Cable Lock - Black - Front_Zoom

    Product Description

    The Thule 538XT Cable Lock is a large gauge steel cable with integrated key lock offers convenience and security. Bikes, boats, and other toys can be lifted off your car when you're grabbing a post-ride burger or stopping to pick up some forgotten camping gear, but Thule's Cable Lock One-Key System helps secure your gear to your rack to prevent theft. At six feet long it can lock down four bikes or two boats to a roof or hitch rack, has a plastic coating to prevent scratching, and a self-coiling design for easy storage.
    See all Bike Chain & Cable Locks

    Product Description

    The Thule 538XT Cable Lock is a large gauge steel cable with integrated key lock offers convenience and security. Bikes, boats, and other toys can be lifted off your car when you're grabbing a post-ride burger or stopping to pick up some forgotten camping gear, but Thule's Cable Lock One-Key System helps secure your gear to your rack to prevent theft. At six feet long it can lock down four bikes or two boats to a roof or hitch rack, has a plastic coating to prevent scratching, and a self-coiling design for easy storage.
    See all Bike Chain & Cable Locks
    See all Bike Chain & Cable Locks
  8. Yale - Assure Lock 2 Smart Lock W-Fi Deadbolt with App/Keypad/Key Access - Black Suede - Front_Zoom
    Top comment

    "Great smart lock...Stylish and functional. Big upgrade to the old generation and install was much easier than previous one too....Yale Electronic locks...Great lock. Had geek squad install it. It took them less than twenty minutes to take the old lock out and install this electronic lock. "

    See all customer reviews

    Product Description

    You've got enough on your plate, let Yale get the door with the Yale Assure Lock 2. With multiple ways to unlock, the ability to easily share and track entry codes and advanced Auto-Lock with DoorSense(R), this Wi-Fi smart lock gives you one less thing to worry about. With built-in Wi-Fi, you can easily check in on home, from wherever you are.
    See all Smart Door Locks
    Top comment

    "Great smart lock...Stylish and functional. Big upgrade to the old generation and install was much easier than previous one too....Yale Electronic locks...Great lock. Had geek squad install it. It took them less than twenty minutes to take the old lock out and install this electronic lock. "

    See all customer reviews

    Product Description

    You've got enough on your plate, let Yale get the door with the Yale Assure Lock 2. With multiple ways to unlock, the ability to easily share and track entry codes and advanced Auto-Lock with DoorSense(R), this Wi-Fi smart lock gives you one less thing to worry about. With built-in Wi-Fi, you can easily check in on home, from wherever you are.
    See all Smart Door Locks
    See all Smart Door Locks
  9. Barska - Safe with Electronic Keypad Lock - Black - Front_Zoom
    Top comment

    "Her brothers can no longer take her money and its big enough for her laptop. Touch combination a big plus....Got this on sale for $60.00. Its big enough for a laptop. The key and key pad was an option I wanted. "

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    Product Description

    Set the code on this Barska digital keypad lock box, and keep cash and other valuables secure from theft. The box is constructed of solid steel to defend against tampering, and the protective floor mat ptotects against scratching. This Barska digital keypad lock box includes two backup keys in the event you lose your PIN.
    See all Safes
    Top comment

    "Her brothers can no longer take her money and its big enough for her laptop. Touch combination a big plus....Got this on sale for $60.00. Its big enough for a laptop. The key and key pad was an option I wanted. "

    See all customer reviews

    Product Description

    Set the code on this Barska digital keypad lock box, and keep cash and other valuables secure from theft. The box is constructed of solid steel to defend against tampering, and the protective floor mat ptotects against scratching. This Barska digital keypad lock box includes two backup keys in the event you lose your PIN.
    See all Safes
    See all Safes
  10. Yale - Assure Lock 2, Key-Free Touchscreen Lock with Wi-Fi - Oil Rubbed Bronze - Front_Zoom
    Top comment

    "Perfect smart lock...Perfect smart lock. Can share one time code with friends. Works best...Good looking auto lock...Good lock with timer to auto lock. Easy install and setup. "

    See all customer reviews

    Product Description

    You've got enough on your plate, let Yale get the door with the Yale Assure Lock 2. With multiple ways to unlock, the ability to easily share and track entry codes and advanced Auto-Lock with DoorSense, this Wi-Fi smart lock gives you one less thing to worry about. With built-in Wi-Fi, you can easily check in on home, from wherever you are.
    See all Smart Door Locks
    Top comment

    "Perfect smart lock...Perfect smart lock. Can share one time code with friends. Works best...Good looking auto lock...Good lock with timer to auto lock. Easy install and setup. "

    See all customer reviews

    Product Description

    You've got enough on your plate, let Yale get the door with the Yale Assure Lock 2. With multiple ways to unlock, the ability to easily share and track entry codes and advanced Auto-Lock with DoorSense, this Wi-Fi smart lock gives you one less thing to worry about. With built-in Wi-Fi, you can easily check in on home, from wherever you are.
    See all Smart Door Locks
    See all Smart Door Locks
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