Best Backup Key Locks

Looking for the best backup key locks to keep your belongings safe? We’ve tested and picked the top 10 backup key locks, from TSA-approved luggage locks to heavy-duty outdoor padlocks, to offer you a secure and engaging experience in finding the perfect lock for your needs.

Backup key locks are a lifesaver when you forget your code or lose your key. They offer peace of mind and easy access in emergencies. These locks are perfect for travel, gym, school, and more.

We’ve tested and picked the best backup key locks for you. From TSA-approved luggage locks to heavy-duty outdoor padlocks, we’ve got you covered. Discover the perfect lock to keep your belongings safe and secure.

List of Top 10 Backup Key Locks

Image Title Best For Price
Forge Dual-Opening: Key or Combination Access Lock, Use Key to Recover Code If Forgotten, TSA Approved Locks for Luggage, Pelican case, Travel, Gym, School, Stainless Steel Shackle. (Black 2 Pk) Forge Dual-Opening: Key or Combination Access Lock, Use Key to Recover Code If Forgotten, TSA Approved Locks for Luggage, Pelican case, Travel, Gym, School, Stainless Steel Shackle. (Black 2 Pk)

Forge Dual-Opening Locks are perfect for travelers, students, and gym-goers who want secure, hassle-free access to their belongings. Whether you’re using a luggage, toolbox, or backpack, these TSA-approved locks offer flexibility and peace of mind.

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Forge 4-Digit Combination Padlock with Backup Keys, Recover Forgotten Code, Waterproof Outdoor Lock, Anti-Pick, for Locker, Gate, Fence, Hasp, Storage. (Black, Long Shackle 1 Lock) Forge 4-Digit Combination Padlock with Backup Keys, Recover Forgotten Code, Waterproof Outdoor Lock, Anti-Pick, for Locker, Gate, Fence, Hasp, Storage. (Black, Long Shackle 1 Lock)

This lock is perfect for people who need easy, safe access and want to recover a lost code fast. It is great for lockers, gates, fences, sheds, and storage.

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Combination Lock Outdoor with Key Outdoor Waterproof, 4 Digit Padlock for School Gym Sports Locker,2 Pack Padlock with Hasp Storage, Combination Padlock, Cabinet Doors, Fence, Garage Combination Lock Outdoor with Key Outdoor Waterproof, 4 Digit Padlock for School Gym Sports Locker,2 Pack Padlock with Hasp Storage, Combination Padlock, Cabinet Doors, Fence, Garage

This lock is perfect for anyone who needs secure, easy-to-use protection for their belongings. Whether you’re at school, the gym, or home, it’s ideal for lockers, cabinets, or outdoor spaces.

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Forge 4-Digit Combination Padlock with Backup Keys, Recover Forgotten Code, Waterproof Outdoor Lock, Anti-Pick, for Locker, Gate, Fence, Hasp, Storage. (Black, Short Shackle 1 Lock) Forge 4-Digit Combination Padlock with Backup Keys, Recover Forgotten Code, Waterproof Outdoor Lock, Anti-Pick, for Locker, Gate, Fence, Hasp, Storage. (Black, Short Shackle 1 Lock)

This Forge 4-Digit Combination Padlock is perfect for anyone who needs a secure and versatile lock. Whether you’re securing a locker, gate, fence, or storage, its backup keys, anti-pick design, and waterproof build make it ideal for everyday use.

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Puroma 2 Pack Keyed Padlock with 3 Keys Alike, 7/8 Inch Locker Lock 40mm Heavy-Duty Locks for Gate Fence Hasp Cabinet Toolbox School Gym Locker (Black) Puroma 2 Pack Keyed Padlock with 3 Keys Alike, 7/8 Inch Locker Lock 40mm Heavy-Duty Locks for Gate Fence Hasp Cabinet Toolbox School Gym Locker (Black)

Puroma 2 Pack Keyed Padlock is perfect for anyone needing strong, reliable locks. Whether for a gate, fence, locker, or toolbox, these heavy-duty locks offer great protection and easy key access.

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SEPOX® 2PCS Heavy Duty Padlock Keyed Alike, 2-3/8 SEPOX® 2PCS Heavy Duty Padlock Keyed Alike, 2-3/8″ Extra Long Shackle, 40MM 1-9/16″ Laminated Steel Lock Body, Ideal for Gym Locker, Sheds, Gate, Warehouse, Tool Box, Hasp (4 Keys Same)

This SEPOX padlock set is perfect for anyone who needs reliable security for their gym locker, shed, gate, warehouse, or tool box. With its unified key system and all-weather durability, it’s easy to use and built to last.

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Fingerprint Lock with Key Backup, Smart keyless Waterproof Fingerprint Padlock Ideal for Gym, Door, Suitcase, Luggage Backpack, Bike, Office Fingerprint Lock with Key Backup, Smart keyless Waterproof Fingerprint Padlock Ideal for Gym, Door, Suitcase, Luggage Backpack, Bike, Office

This fingerprint lock is perfect for anyone who wants easy, keyless security. It’s great for gym-goers, travelers, and bike owners who need quick access without worrying about lost keys.

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Master Lock 3DLH Outdoor Padlock with Key, 1 Pack Master Lock 3DLH Outdoor Padlock with Key, 1 Pack

This Master Lock is perfect for anyone who needs strong security for their outdoor spaces. It’s great for gates, sheds, garages, and tool boxes.

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Luggage Keys 002 007 Replacement for Bag Suitcase Luggage Lock Luggage Keys 002 007 Replacement for Bag Suitcase Luggage Lock

Travelers and frequent flyers will love these luggage keys. They’re perfect for anyone who needs a quick fix for lost or broken lock keys.

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Pop & Lock PL5400 Toyota Tacoma Tailgate Lock 2005–2015 – Manual Anti-Theft Tailgate Lock, Bolt Codeable, Easy Install (Black) Pop & Lock PL5400 Toyota Tacoma Tailgate Lock 2005–2015 – Manual Anti-Theft Tailgate Lock, Bolt Codeable, Easy Install (Black)

This Pop & Lock Tailgate Lock is perfect for Toyota Tacoma owners who want to protect their tailgate and cargo. It’s easy to install and works seamlessly with your truck.

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Detailed Reviews

Discover the top 10 Backup Key Locks, handpicked for reliability and security. Each lock is expert-reviewed and customer-approved, ensuring you find the perfect fit for your needs. Whether for travel, home, or work, this guide makes choosing easy and confident.

1. Forge Dual-Opening: Key or Combination Access Lock, Use Key to Recover Code If Forgotten, TSA Approved Locks for Luggage, Pelican case, Travel, Gym, School, Stainless Steel Shackle. (Black 2 Pk)

Forge Dual-Opening: Key or Combination Access Lock, Use Key to Recover Code If Forgotten, TSA Approved Locks for Luggage, Pelican case, Travel, Gym, School, Stainless Steel Shackle. (Black 2 Pk)

Forge Dual-Opening Locks offer key or combination access, making them perfect for travel, gym, or school. They’re TSA approved, so airport security checks are hassle-free.

Open with ease using either method. Forget your code? Use the key to recover it. Longer shackle works for all cases, even with tired hands.

Built tough from zinc alloy, these locks resist drops and rust. Set your own 4-digit code for high security and peace of mind.

Pros Cons
  • TSA-approved for hassle-free airport security checks.
  • Dual-opening options: use key or combination.
  • Rugged zinc alloy build for durable travel use.
  • Extended shackle for easy access, even with arthritis.
  • No quick-access feature for urgent situations.
  • Bulkier design may take up more space in luggage.
  • Higher price compared to basic luggage locks.

Perfect For:

Forge Dual-Opening Locks are perfect for travelers, students, and gym-goers who want secure, hassle-free access to their belongings. Whether you’re using a luggage, toolbox, or backpack, these TSA-approved locks offer flexibility and peace of mind.

Ready to Purchase?

2. Forge 4-Digit Combination Padlock with Backup Keys, Recover Forgotten Code, Waterproof Outdoor Lock, Anti-Pick, for Locker, Gate, Fence, Hasp, Storage. (Black, Long Shackle 1 Lock)

Forge 4-Digit Combination Padlock with Backup Keys, Recover Forgotten Code, Waterproof Outdoor Lock, Anti-Pick, for Locker, Gate, Fence, Hasp, Storage. (Black, Long Shackle 1 Lock)

The Forge 4-Digit Combination Padlock is made for easy use and daily security. It has backup keys if you forget the code. The black long shackle fits many jobs.

It has a waterproof shell and a strong steel shackle. The 4 large dials make it easy to read and reset.

This lock gives 10,000 code choices and anti-pick help. It works well for lockers, gates, fences, and storage.

Pros Cons
  • Backup keys let you unlock and recover forgotten codes easily.
  • Choose short or long shackle to fit any locker or gate.
  • Anti-pick design with secure 5-pin tumbler key backup.
  • Waterproof and tough for reliable outdoor and indoor use.
  • Large dials with 10,000 combinations for easy, strong security.
  • Backup keys can be easily lost, compromising security.
  • Long shackle may catch on items, causing inconvenience.
  • 4-digit combo might be harder to remember than 3-digit.

Perfect For:

This lock is perfect for people who need easy, safe access and want to recover a lost code fast. It is great for lockers, gates, fences, sheds, and storage.

Ready to Purchase?

3. Combination Lock Outdoor with Key Outdoor Waterproof, 4 Digit Padlock for School Gym Sports Locker,2 Pack Padlock with Hasp Storage, Combination Padlock, Cabinet Doors, Fence, Garage

Combination Lock Outdoor with Key Outdoor Waterproof, 4 Digit Padlock for School Gym Sports Locker,2 Pack Padlock with Hasp Storage, Combination Padlock, Cabinet Doors, Fence, Garage

This Combination Lock Outdoor with Key is strong and easy to use. It has a 4-digit code with 10,000 combinations for great security. The lock is made from high-quality zinc alloy and is waterproof.

You can use it for many things like school lockers, gyms, fences, and cabinets. It has two ways to open: with a password or a key for emergencies. The side window design lets you set the code with one hand.

This set comes with two locks, two keys, and a manual. It is small and easy to carry. Plus, it has a 2-year quality guarantee and quick customer support.

Pros Cons
  • 4-digit combo offers 10,000 unique codes for top-notch security.
  • Dual modes: Use password or key for flexible access.
  • One-handed operation with easy side window design.
  • Waterproof & durable zinc alloy for indoor/outdoor use.
  • 2-year guarantee ensures reliable, long-lasting performance.
  • Key and password use can be confusing when both enabled simultaneously.
  • Small size might be hard to handle for some users.
  • Outdoor exposure may affect lock performance over time despite waterproof design.

Perfect For:

This lock is perfect for anyone who needs secure, easy-to-use protection for their belongings. Whether you’re at school, the gym, or home, it’s ideal for lockers, cabinets, or outdoor spaces.

Ready to Purchase?

4. Forge 4-Digit Combination Padlock with Backup Keys, Recover Forgotten Code, Waterproof Outdoor Lock, Anti-Pick, for Locker, Gate, Fence, Hasp, Storage. (Black, Short Shackle 1 Lock)

Forge 4-Digit Combination Padlock with Backup Keys, Recover Forgotten Code, Waterproof Outdoor Lock, Anti-Pick, for Locker, Gate, Fence, Hasp, Storage. (Black, Short Shackle 1 Lock)

Secure your items now. This lock is strong. It stays very safe.

Set a code. Use a key.

The dial is big. It works in rain. Protect your gear today.

Pros Cons
  • Backup keys let you unlock and recover your forgotten code.
  • Short or long shackle options fit any need.
  • Anti-pick design with 5-pin tumbler key for extra security.
  • Waterproof and durable for indoor and outdoor use.
  • Backup keys can be easily lost, reducing security.
  • Short shackle limits use for larger items like gates.
  • 4-digit combo may feel less secure than longer codes.

Perfect For:

This Forge 4-Digit Combination Padlock is perfect for anyone who needs a secure and versatile lock. Whether you’re securing a locker, gate, fence, or storage, its backup keys, anti-pick design, and waterproof build make it ideal for everyday use.

Ready to Purchase?

5. Puroma 2 Pack Keyed Padlock with 3 Keys Alike, 7/8 Inch Locker Lock 40mm Heavy-Duty Locks for Gate Fence Hasp Cabinet Toolbox School Gym Locker (Black)

Puroma 2 Pack Keyed Padlock with 3 Keys Alike, 7/8 Inch Locker Lock 40mm Heavy-Duty Locks for Gate Fence Hasp Cabinet Toolbox School Gym Locker (Black)

These durable keyed padlocks resist rust. The hardened steel shackle prevents cuts.

The 5-pin brass cylinder adds high security. These keys alike sets are easy to use. They fit any gate, fence, or locker.

Pros Cons
  • Durable black vinyl cover resists scratches and corrosion.
  • Hardened steel shackle offers superior cut resistance.
  • 5-pin brass cylinder ensures high security and pry resistance.
  • Keys alike for easy access to all locks.
  • Limited key copies: Only 3 keys included, no spares.
  • Small size: May not fit larger applications or needs.
  • Basic design: Lacks advanced security features like anti-shim tech.

Perfect For:

Puroma 2 Pack Keyed Padlock is perfect for anyone needing strong, reliable locks. Whether for a gate, fence, locker, or toolbox, these heavy-duty locks offer great protection and easy key access.

Ready to Purchase?

6. SEPOX® 2PCS Heavy Duty Padlock Keyed Alike, 2-3/8″ Extra Long Shackle, 40MM 1-9/16″ Laminated Steel Lock Body, Ideal for Gym Locker, Sheds, Gate, Warehouse, Tool Box, Hasp (4 Keys Same)

SEPOX® 2PCS Heavy Duty Padlock Keyed Alike, 2-3/8

SEPOX® Heavy Duty Padlocks offer top-notch security with a unified key system. Two locks, one key—simplify your life!

Extra-long shackle resists cutting. Rust-resistant steel works indoors and outdoors. Big-handled keys make unlocking easy.

Solid brass cylinder ensures durable reliability. Weatherproof design lasts long. Perfect for sheds, gates, and more!

Pros Cons
  • Unified Key System: One key opens all locks for easy access.
  • Large-Handle Keys: Comfortable grip for quick, simple unlocking.
  • Extra Long Hardened Shackle: Strong, cut-resistant for top security.
  • All-Weather Use: Rust-proof locks work indoors and outdoors.
  • Solid Brass Cylinder: Durable and reliable locking mechanism.
  • No combination option, only keyed access.
  • Bulkier size may not fit smaller spaces.
  • Limited color choices, only standard finish.

Perfect For:

This SEPOX padlock set is perfect for anyone who needs reliable security for their gym locker, shed, gate, warehouse, or tool box. With its unified key system and all-weather durability, it’s easy to use and built to last.

Ready to Purchase?

7. Fingerprint Lock with Key Backup, Smart keyless Waterproof Fingerprint Padlock Ideal for Gym, Door, Suitcase, Luggage Backpack, Bike, Office

Fingerprint Lock with Key Backup, Smart keyless Waterproof Fingerprint Padlock Ideal for Gym, Door, Suitcase, Luggage Backpack, Bike, Office

The Fingerprint Lock gives you fast, keyless access with a backup key for peace of mind. It is made for gym bags, doors, suitcases, bikes, and lockers.

It has a strong aluminum body and a stainless steel beam. It is waterproof, USB rechargeable, and easy to use. It works with 360° fingerprint recognition.

Pros Cons
  • Keyless entry with fingerprint tech for easy access.
  • Sturdy and waterproof design keeps belongings safe.
  • USB rechargeable with long battery life for convenience.
  • 360° fingerprint recognition works for all ages.
  • Versatile use for indoor and outdoor protection.
  • Battery runs out means temporary lockout without charge.
  • Not fully waterproof for long outdoor rain or snow exposure.
  • Fingerprint sensor may struggle with wet or dirty fingers.

Perfect For:

This fingerprint lock is perfect for anyone who wants easy, keyless security. It’s great for gym-goers, travelers, and bike owners who need quick access without worrying about lost keys.

Ready to Purchase?

8. Master Lock 3DLH Outdoor Padlock with Key, 1 Pack

Master Lock 3DLH Outdoor Padlock with Key, 1 Pack

The Master Lock 3DLH is a strong outdoor padlock. It works for gates, fences, sheds, and garages. It has a steel body and a hardened shackle.

It also has a 4-pin cylinder for more pick resistance. The lock comes with two keys and an extended shackle for easy use.

Pros Cons
  • Strong and secure for all your outdoor needs.
  • Resists picking and prying with advanced features.
  • Extended shackle for more locking options.
  • Two keys included for convenience.
  • Limited shackle diameter may reduce cut resistance.
  • Only includes two keys, no extras.
  • Medium lock size may not fit all applications.

Perfect For:

This Master Lock is perfect for anyone who needs strong security for their outdoor spaces. It’s great for gates, sheds, garages, and tool boxes.

Ready to Purchase?

9. Luggage Keys 002 007 Replacement for Bag Suitcase Luggage Lock

Luggage Keys 002 007 Replacement for Bag Suitcase Luggage Lock

Lost your luggage keys? These replacement keys are here to save the day. They fit T-S-A 002 and 007 locks, so you’re covered.

Works with most travel locks. Made from strong alloy steel, they’re light and easy to carry. Perfect for emergencies, they open locks quickly and safely.

Package includes one 002 key, one 007 key, and a handy key chain. Simple, reliable, and ready to use.

Pros Cons
  • Replace lost keys for your luggage locks easily.
  • High-quality alloy steel ensures durability and light weight.
  • Emergency access to avoid lock damage during travel.
  • Universal compatibility works with most travel luggage locks.
  • Small size makes them very easy to lose.
  • May not fit all lock brands or models.
  • Plain design looks like common household keys.

Perfect For:

Travelers and frequent flyers will love these luggage keys. They’re perfect for anyone who needs a quick fix for lost or broken lock keys.

Ready to Purchase?

10. Pop & Lock PL5400 Toyota Tacoma Tailgate Lock 2005–2015 – Manual Anti-Theft Tailgate Lock, Bolt Codeable, Easy Install (Black)

Pop & Lock PL5400 Toyota Tacoma Tailgate Lock 2005–2015 – Manual Anti-Theft Tailgate Lock, Bolt Codeable, Easy Install (Black)

Keep your Toyota Tacoma’s tailgate safe with the Pop & Lock PL5400. This manual anti-theft lock fits 2005–2015 models perfectly, replacing the handle for a factory-like look.

It’s easy to install, works with your existing key, and protects against theft. Plus, it’s weather-resistant for lasting use.

Pros Cons
  • Easy install with no drill needed.
  • Fits Tacoma 2005–2015 with a clean OEM look.
  • Locks tailgate for better anti-theft protection.
  • Bolt codeable for one-key use.
  • Weather-resistant build for long-lasting use.
  • Limited to 2005–2015 Tacoma models only.
  • No automatic locking feature, manual operation required.
  • Black color may not match all Tacoma exterior styles.

Perfect For:

This Pop & Lock Tailgate Lock is perfect for Toyota Tacoma owners who want to protect their tailgate and cargo. It’s easy to install and works seamlessly with your truck.

Ready to Purchase?

Buying Guide

Backup key locks keep your stuff safe and give you peace of mind. They’re perfect for emergencies when you forget your code or lose your key.

Factors to Consider When Buying Backup Key Locks:
Lock Type: Choose between combination locks with backup keys or keyed locks with extra keys. Pick what fits your needs best.
Material: Look for durable materials like zinc alloy, stainless steel, or hardened steel. They resist rust and last longer.
Security Features: Check for anti-pick designs, waterproof shells, and TSA approval for travel locks. These add extra protection.
Ease of Use: Go for locks with large dials, long shackles, or one-handed operation. They make access easier.
Versatility: Pick locks that work for travel, gym, school, or outdoor use. Multi-purpose locks save time and money.
Backup Options: Ensure the lock has a reliable backup key or code recovery feature. It’s a lifesaver when you forget your code.
Size and Portability: Choose locks that are compact and lightweight for easy carrying. Avoid bulky designs unless needed.
Warranty and Support: Look for locks with a quality guarantee and quick customer support. It adds value to your purchase.