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The 8 Best combination lock for storage unit of 2024

Are you trying to find combination lock for storage unit among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling combination lock for storage unit on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 19 hours of research and did 48 combination lock for storage unit tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best combination lock for storage unit you can buy today

No. 1
Puroma Combination Lock, 4 Digit Disc Padlock with Hardened Steel Shackle, Keyless Heavy Duty Combo Lock for Outdoor Sheds Fence, Gate Hasps, Storage Unit, School Gym Locker (1 Pack, ‎Black)
  • Keyless Combo Lock: 4-digit codes offer 10, 000 resettable combinations for increased security compared with 3-digit codes. Easy to set your new safe password for keyless convenience.
  • Sturdy and Durable: The lock body is made of premium zinc alloy material. The internal lock cylinder is made of solid brass, not easy to rust with longer service life.
  • Heavy Duty Lock: The hardened steel closed lock shackle offers better cut resistance than carbon steel, which reduces the possibility of hammering, sawing, or prying to open.
  • Safe Circular Design: The disc padlock is designed with a round shape, which minimizes shackle exposure and allows excellent cut resistance for higher security.
  • Wide Applications: Puroma combination padlock is great for warehouse, garage, gate, fence, school gym locker, storage units, trailers, moving trucks, etc.
No. 2
DELSWIN 4 Digit Combination Disc Padlock with Hardened Steel Shackle Combo Lock for Sheds, Storage Unit, School Gym Locker and Fence (Black,1Pcs)
  • Strurdy and Durable - The whole lock body made with strongest alloy material, for maximum rust, drill, and tamper resistance, ensuring years of reliable use. The Hardened Steel shackle offers extra cut resistance. So its solid construction means you can use it for years without worrying.
  • Waterproof and Rustproof - This lock is 100% outdoor weather resistant, corrosion resistant. Operate smoothly and these numbers don't get stuck whether in bad weather, cold weather, or when it rains
  • Easy Setting Keyless Combo Lock - Offers 10,000 codes which make it much more security than the 3 digit code lock. According to our instructions, you can set a new combination within 10 seconds.
  • Safe Round Design - The padlock's round shielded design helps to minimize shackle exposure and protect against bolt cutter attacks, making it a durable and long-lasting option.
  • Works in All Conditions - Designed to fit a padlock eye of at least 3/8" (9.5mm) diameter. Excellent for storage units, fence, garages, sheds, trailers, outdoor gates, warehouses, moving trucks, school gym locker, etc.
  • Exceptional Customer Service - We offer a 12-month worry-free guarantee on all of our locks, and our friendly customer service team is always available to help you with any questions or concerns you may have. We're committed to providing you with an exceptional shopping experience.
SaleNo. 3
BRINKS 173-80051 Stainless Steel Resettable Combination Discus Padlock, 80Mm, Silver
  • FEATURES: Brink’s Stainless Steel 4-Dial Resettable Padlock has an 80mm body with chrome plated, hardened steel shackle for cut resistance; The round shielded design minimizes shackle exposure and protects against cutting..Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.
  • SECURITY: The discus padlock is equipped with a 4-pin tumbler, a single steel bar locking mechanism for pick resistance and a 4-dial combination; The combination lock is easy to use and can be personalized for extra security.
  • STRENGTH: Steel shackle has a cut strength up to 5300 lbs.
  • IDEAL USAGE: The padlock is ideal for securing various storage lockers, sheds, tool boxes, and doors.
  • QUALITY YOU CAN TRUST: A global leader in security-related products and services, the Brink's name is synonymous with top quality products to keep you and your belongings safe.
SaleNo. 4
Master Lock M40EURDNUM Excell Disc Padlock High Security [Combination] [Stainless Steel] [Outdoor] M40EURDNUM-Best Used for Storage Units, Sheds, Garages, Trailers and More, 70mm
  • Padlock with Tough-Cut octagonal boron-carbide shackle, 50% harder than hardened steel; Shackle diameter 9mm
  • Octagonal shackle fully shrouded design to minimize shackle exposure and protect against bolt cutter attacks
  • Reinforced body bumper for scratch resistance
  • Set-your-own 4-digit combination for convenience and security; 10,000 possible combinations, Reset tool included
No. 5
DELSWIN Outdoor Combination Padlock - 4 Digit Heavy Duty Disc Lock with Hardened Shackle,Combo Padlock for Gate,Storage Unit,Fence(25/64" Shackle, Red,2Pcs)
  • Weatherproof Padlock - Don't worry about the bad weather. Combo lock from DELSWIN made of stainless steel with a hardened steel shackle for further strength and security. Anti-corrosion, Antifreeze.
  • Keyless Heavy Duty Lock - Easy to set your combination, no need to worry about losing keys anymore. 4 digits provide 10,000 different combinations for added security.
  • Pick Resistant Design - The padlock is heavy and long-lasting. The round shielded design minimizes shackle exposure and protects against bolt cutter attacks.
  • Padlock Application - Disc lock with 2-3/4in Body Width, 3/8in (10mm) Shackle Diameter. Best used for storage unit lock, Uhaul trailer, POD, storage locker, garage, shed, outdoor gate, and more.
  • Exceptional Customer Service - We offer a 12-month worry-free guarantee on all of our locks, and our friendly customer service team is always available to help you with any questions or concerns you may have. We're committed to providing you with an exceptional shopping experience.
No. 6
DAYGOS 4 Digit Combination Disc Padlock with Hardened Steel Keyless Heavy Duty Combo Lock for Sheds,Fence,Storage Unit,Trailer,Moving Cube(3/8-in Shackle)
  • SAFETY DESIGN - Don't become a target of thieves! Our heavy-duty combination disc padlock is designed to protect against threats from bolt cutters and other intrusive tools. Its unique shape and design make it difficult to break into and fit easily on most applications.
  • WATERPROOF & RUSTPROOF - Our high-security combination padlock is constructed with s304 stainless steel, making it anti-rust, anti-corrosion, and anti-freeze. It operates smoothly and the numbers won't get stuck in bad weather.
  • MULTIPLE USES - The padlock has a diameter of 70mm(2.75inches) and a thickness of 22.5mm(0.88inches).The shackle is 22mm(0.86inches)wide, 18mm(0.7inches)tall, and has a diameter of 10mm(0.39inches). Our lock is suitable for indoor and outdoor use. It's perfect for securing storage units, fences, garages, sheds, trailers, moving trucks, and more.
  • EASY TO SET COMBINATION - With our instructions, you can set a new combination within 15 seconds. Our 4-digit combination padlock offers 10,000 possible codes, making it much more secure than a 3-digit lock.
  • AFTER-SALES GUARANTEE - If you experience any problems with broken or damaged items you purchased, please don't hesitate to contact us. We'll respond promptly and address your issue within 8 hours, so you can purchase with confidence.
No. 7
Rohuis Padlock Combination Lock - 4 Digit Discus Locker Lock with Hardened Steel Shackle - Heavy Duty Disc Pad Lock for Outdoors Sheds Fence, Gate Hasps, Storage Unit (Blue)
  • Waterproof and Durable - Made of stainless steel 304, which is resistant to rust, drilling, and prying, and has a longer lifespan. It also operates smoothly, even in bad weather.
  • High-Security Padlock - The circular design of the stainless steel Discus Padlock makes it resistant to bolt cutters. The minimally exposed bolt means that cutters won't have enough room or leverage to cut through the hardened steel shackle, not easy to be broken by thieves.
  • Resettable 4-digit Combination - This padlock has 10,000 possible combinations, making it much more secure than a lock with a 3-digit. According to the instructions, you can set a new combination in just 10 seconds.
  • Widely Used - This lock can be used to secure storage units, fences, garages, sheds, trailers, outdoor gates, warehouses, moving trucks, and more. (fit a minimum 3/8 in (10mm)diameter padlock loop.)
  • Hassle-free Purchase - We offer a 12-month no-worries after-sale service. If you have any questions about our locks, please feel free to contact us anytime. We look forward to providing you with a satisfying shopping experience.
No. 8
Combination Lock, 4 Digit Combination Padlock for School Gym Sports Locker, Fence, Toolbox, Case, Hasp Cabinet Storage (Long Shackle, 2 Pack, Black)
  • Safe & Convenient: 4 digit combination password means 10,000 unique combinations, which is difficult to crack for the thief. Remember the password, and you no need to use the key.
  • Resettable: The 4 digit combination is easy to reset as needed and well remembered.
  • Humanized Design: Portable, and convenient to view the combination with the side window design.
  • Widely Used: Perfect for most light-duty tasks such as cupboard, cabinets, luggage, campus, toolbox, fence, storage, gymnasium and so on.
  • Long-term Warranty: We offer a 12 months warranty, including prompt replacement or refund. If you have any question with the lock, please feel free to contact us for details on how to set up and use the device.
No. 9
Combination Lock,WULALACK 70mm Combination Discus Padlock,Disc Padlock Combination for Garage, Outdoor Fence, Shed, Storage Unit, Trailer, 1 Pack
  • WULALACK’s storage lock has a 2-3/4 in. (70 mm) wide lock body; 3/8 in. (10 mm) diameter shackle with 5/8 in. (16 mm) length, 1 in. (25 mm) width.
  • Lock with code is constructed with a zinc body for strength and weatherability, hardened steel shackle for cut resistance.
  • Combo lock with fully shrouded design minimizes shackle exposure and protects against bolt cutter attacks.
  • The pad locks with code includes Set-Your-Own combination convenience,4-digit dialing allows for thousands of possible numeric combinations.
  • Heavy duty security combo lock is best used as a gate lock, shed lock, garage lock, trailer lock or storage lock.
No. 10
Master Lock Set Your Own Combination Padlock, 1 Pack, Color May Vary
  • Best security with a locker lock: The Master Lock 1523D has a dial combination system that provides maximum security for your gym locker.Control Method:Touch
  • Customizable combo lock: Easily create and reset your own personal combination for added convenience when using this gym lock
  • Strong and durable locker lock: This sturdy combo lock is crafted from aluminum and steel, designed to stand up to daily wear-and-tear from your gym routine
  • Easy to use gym locker lock: Forget fumbling with keys! The combo lock makes it simple to securely close and open the door of your locker on the go
  • 2-5/16-inch wide die-cast body
No. 11
Master Lock Combination Lock, Heavy Duty Weatherproof Padlock, Resettable For Outdoor Use, M175XDLF, Brass Finish
  • Heavy duty outdoor lock; Maximum security combination lock is best used as a gate lock, shed lock, or storage lock.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.Control Method:Application
  • Set your own four digit combination lock for easy combination recall; No combination change tool required, Shackle seal and hinged dial cover for superior weather resistance
  • Padlock is constructed with a zinc body and reinforced body bumper for strength and reliability; Shackle seal and covered dials for superior weather protection; One directional dial feature for low light applications
  • Tough-Cut octagonal boron-carbide shackle is 50% harder than hardened steel; Roller pin cylinder provides maximum pick and pry resistance
  • 2-1/4 inch (57 millimeter) wide lock body; 3/8 inch (10 millimeter) diameter shackle with 1-1/2 inch (38 millimeter) length, 15/16 inch (24 millimeter) width; Extended shackle for application flexibility
No. 12
Guliffen Combination Lock, Discus Padlock with 4 Digital Combination,Disc Lock for Storage Unit,Trailer (Red)
  • Disc combination padlock with 2-3/4 in. wide lock body; 3/8 in. diameter shackle.
  • Outdoor combination locks weatherproof constructed from heavy duty zinc alloy
  • 4-Digit combination outdoor lock allow you to set you own combination with 10000 unique options. Setting and resetting is easy following the instructions
  • Best heavy duty padlocks for outdoor use provides outdoor protection against moisture
  • Combo lock is best used as a storage unit lock and for gate, garages, sheds, trailers
No. 13
Royabolt 70MM 4 Digit Disc Padlock Combination Lock, Weatherproof Combination Lock for Storage Units, Garages & Gates, Heavy Duty Combination Lock 4 Digits
8 Consomer Reviews
Royabolt 70MM 4 Digit Disc Padlock Combination Lock, Weatherproof Combination Lock for Storage Units, Garages & Gates, Heavy Duty Combination Lock 4 Digits
  • 4 DIGIT COMBINATION LOCK: This disc padlock is made from stainless steel with a 4 digit combination locking system. The 4 digit options offers 10, 000 combinations for heightened security. This 4 digit combination lock is therefore 10 times safer than a 3-digit code lock.
  • MULTIPLE USES: Ideal for securing garages, gates, sheds, storage units and trailers. Shackle diameter: 0.39 inches, lock body diameter 2.76 inches.
  • WEATHERPROOF: The lock’s heavy duty stainless steel build prevents corrosion and rust, making it great for use as an outdoor storage lock. The shackle is made of hardened steel for an added level of security.The round shape hides most of the shackle, preventing access for bolt cutters and the like.
  • KEYLESS DESIGN: The 4 digit combination means you can keep your belongings secure without worrying about losing your keys
  • ROYABOLT: Maximum quality locks, for maximum security.
No. 14
Master Lock Combination Lock, Set Your Own Combination Lock, Indoor and Outdoor Padlock, Weatherproof Code Lock,Black
  • Indoor and outdoor padlock is best used as a school locker lock, gym lock, and gate lock, providing protection and security from theft.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.
  • Set your own four-digit combination lock for easy combination recall; Combination change tool included
  • Combo lock is constructed with a solid body for strength and weatherability, hardened steel shackle for cut resistance
  • 2 inch (51 millimeter) wide lock body; 5/16 inch (8 millimeter) diameter shackle with 1 inch (25 millimeter) length, 1 inch (25 millimeter) width
  • Shackle is preset to open on 0-0-0-0. Some instructions may incorrectly state shackle opens on l-o-c-k. See user manual in technical specifications section of this page for correct combination reset instructions.
No. 15
Stainless Steel Discus Padlock 4 Digit (3inch) Combination Lock Outdoor for Warehouse, Sheds, Storage Locker, Units (Silver,1)
  • Lock Body:wide 2-3/4 inch;Lock Shackle:diameter 3/8 inch,length 3/4 inch.
  • The Padlock is heavy and durable,minimizes shackle exposure and protects against bolt cutter attacks.
  • Lock with stainless steel construction and hardened steel shackle for increased strength and security.Anti-corrosion, Antifreeze.
  • It is easy to set 4 digit dial,and easy to remember it.You no longer need to worry about finding a key.
  • Free replacement within 2 years..
No. 16
Combination Lock for Gym Lockers – Master Lock Locker Combination Padlock, Pack, Blue – The Ideal Combo Lock for School/Gym Locker Security
  • Locker Combination Padlock provides secure protection with a unique combination locker lock design, designed for lockers
  • Securing your gym locker is easy with this strong, durable gym locker lock that resists cutting and sawing and helps protect against theft
  • Easy to set & reset: With personalized combinations and an easy-to-set setup, this combination lock for your locker helps ensure that you are always the only person who can unlock it
  • Long lasting dependability: This dependable lock for locker features a hardened steel shackle, is corrosion resistant and features increased resistance to prying, unlocking and theft
  • No need for keys: Its no fuss design means no dealing with lost or misplaced key as it requires up to different customized combinations via its dials to unlock
  • 1-7/8 inches (48 mm) wide lock body, 9/32 inches (7 mm) diameter shackle with 3/4 inches (19 mm) length, 13/16 inches (21mm) width, blue dial
No. 17
Master Lock Combination Locker Lock, Combination Padlock for Gym and School Lockers, Colors May Vary
  • Indoor padlock is best used as a school locker lock and gym lock, providing protection and security from theft.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.
  • Preset three-digit combination lock for keyless convenience
  • Combo lock is constructed with a metal body, anodized aluminum cover, hardened steel shackle, and anti-shim locking mechanism for strength and security
  • 1-7/8 in. (48 mm) wide lock body; 9/32 in. (7 mm) diameter shackle with 3/4 in. (19 mm) length, 13/16 in. (21 mm) width. Not Keyed, Retail Carded Packaging
  • Available in blue, red, and purple (color randomly selected at time of shipment)
No. 18
Master Lock Combination Padlock, 1, Black
  • Luggage padlock is best used as a luggage lock or backpack lock.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.
  • Set your own three-digit combination luggage lock for keyless convenience, Steel shackle for cut resistance
  • Small combination lock is constructed with a solid metal body, black finish, and steel shackle
  • 1-13/16 in. (30 mm) wide lock body; 3/16 in. (5 mm) diameter shackle with 7/8 in. (22 mm) length, 3/8 in. (10 mm) width
  • Resettable to allow for a personalized combination
No. 19
Master Lock Outdoor Combination Lock, Heavy Duty Weatherproof Padlock, Resettable Combination Lock for Outdoor Use, M176XDLH,Silver
  • Indoor and outdoor combination padlock; maximum security lock with a zinc body is best used as a gate lock, shed lock, and storage locker lock.Control method:Application.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.
  • Set your own four-digit combination lock for easy combination recall; Back-up key included for operation without the combination
  • Lock is constructed with a zinc body and reinforced body bumper for strength and reliability; covered dials for superior weather protection
  • Roller pin cylinder provides maximum pick and pry resistance; Tough-Cut octagonal boron-carbide shackle is 50% harder than hardened steel
  • 2 in. (51 mm) wide lock body; 3/8 in. (10 mm) diameter shackle with 2 in. (51 mm) length, 15/16 in. (24 mm) width; extended shackle for application flexibility
SaleNo. 20
Puroma 2 Pack Combination Lock 4 Digit Locker Lock Outdoor Waterproof Padlock for School Gym Locker, Sports Locker, Fence, Toolbox, Gate, Case, Hasp Storage (Black)
  • 4 Digit Combinations Safer: The 4-digit combination lock gives you peace of mind while you are away or at work. The lock, which is made of premium zinc alloy and steel, will be difficult to break in. The fact that it has 10,000 unique combinations makes it ten times longer to decode than 3-digit locks.
  • Sturdy and Durable: This locker lock is made of high-quality and long-lasting materials. It's built to withstand the wear and tear of daily use and is resistant to rust and corrosion. Its weatherproof feature makes it ideal as a combination lock for outdoor use.
  • Side Window Design: Comes in a side window design that makes it easy to set the combination. Unlike other locks that you need to use your two hands to enter the code, this one is different: you can enter the code with one hand only. Maneuvering and resetting your code is so simple and straightforward.
  • Wide Application: This storage lock is versatile and can be used on a wide range of lockers, including gym lockers, sports lockers, and school lockers. It's also great for use on gates, sheds, and fences.
  • Conveniently Portable: Its compact size and lightweight design make this combination padlock convenient to carry with you wherever you go. This small lock provides enhanced security.

How to choose a good combination lock for storage unit

Does the idea of finding a fantastic combination lock for storage unit make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in combination lock for storage unit. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top combination lock for storage unit products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top combination lock for storage unit on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top combination lock for storage unit brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top combination lock for storage unit based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the combination lock for storage unit were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good combination lock for storage unit, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your combination lock for storage unit.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting combination lock for storage unit for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our combination lock for storage unit. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what combination lock for storage unit should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on combination lock for storage unit.