Looking for the best keyed padlocks with 4-pin cylinders? We’ve curated a list of 10 top options to help you secure your belongings with ease and confidence.
Securing your belongings is a top priority, whether at home, work, or outdoors. Keyed padlocks with 4-pin cylinders offer reliable protection against picking and tampering. These locks are tough, durable, and easy to use, making them a smart choice for anyone needing peace of mind.
From heavy-duty outdoor locks to versatile indoor options, there’s a 4-pin cylinder padlock for every need. Brands like Master Lock and Lion Locks stand out with their weather-resistant designs and hardened steel construction. These locks are built to last and keep your items safe in any condition.
Ready to find the perfect keyed padlock? Let’s explore the best options that combine security, durability, and convenience. You’ll discover why these locks are trusted by many and how they can protect what matters most to you.
List of Top 10 Keyed Padlocks With 4 Pin Cylinder
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Lion Locks 4 Keyed-Alike Padlocks w/ 2” Long Shackle, 8 Keys, Hardened Steel Pad Lock, Pick Resistant Brass Pin Cylinder (Pack of 4) |
Lion Locks are perfect for anyone who wants simple, strong security. Whether you’re locking up a gym locker, shed, gate, or cabinet, these keyed-alike padlocks keep things safe with one key and tough, pick-resistant design. |
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Master Lock Black Outdoor Key Lock, Heavy Duty Weather Resistant Padlock with Cover, Keyed Alike Padlocks for Outdoor Use, 4 Pack, M115XQLF |
This Master Lock 4-pack is perfect for anyone needing strong, weatherproof security outdoors. Whether you’re locking up storage units, fences, tools, or job boxes, these heavy-duty padlocks keep your belongings safe. |
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Master Lock 3SSQ Stainless Steel Outdoor Padlock with Key, 4 Pack Keyed-Alike |
This Master Lock 4-pack is perfect for anyone needing tough, reliable locks for outdoor use. Whether you’re securing a boat, storage unit, or gate, these stainless steel padlocks handle harsh weather and saltwater with ease. All four locks open with the same keys, making them super convenient for multiple spots. |
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Master Lock Black Outdoor Key Lock, Standard Weather Resistant Padlock with Cover, Keyed Alike Padlocks for Lockers, Fences, Sheds, or Other Equipment, 4 Pack, 131Q |
This 4-pack of Master Lock padlocks is perfect for anyone needing secure, weather-resistant locks for outdoor or indoor use. Whether you’re locking sheds, fences, lockers, or equipment, these keyed alike padlocks offer durability and convenience. |
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Master Lock 141Q Covered Aluminum Keyed Padlock, 4 Pack, Black |
The Master Lock 141Q Covered Aluminum Keyed Padlock 4 Pack is perfect for anyone needing reliable security for their sheds, gates, or storage lockers. Its durable design and easy-to-use features make it ideal for both indoor and outdoor use. |
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Master Lock M5XQLJ Magnum Heavy Duty Outdoor Padlock with Key, 4 Pack Keyed-Alike |
This 4-pack of heavy-duty outdoor padlocks is perfect for anyone needing secure locks for storage units, fences, or tools. With tough materials and weather protection, these locks keep your belongings safe and sound. |
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Master Lock 1803Q Fortress Outdoor Padlock with Key, 4 Pack Keyed-Alike |
The Master Lock 1803Q Fortress Outdoor Padlock 4 Pack is perfect for anyone needing strong, reliable locks for outdoor use. Whether you’re securing tools, job boxes, or other valuables, these keyed-alike padlocks make it easy to manage access with just two keys for all four locks. |
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Master Lock M1XQ Magnum Heavy Duty Padlock with Key, 4 Pack Keyed-Alike |
The Master Lock M1XQ Magnum Heavy Duty Padlock is perfect for anyone needing strong, reliable locks for outdoor use. It’s great for securing storage units, fences, tools, and more. |
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Master Lock Covered Aluminum Padlock with Key, 141QLF, 4 Pack Keyed Alike |
This 4-pack of Master Lock Covered Aluminum Padlocks is perfect for anyone needing reliable security for their sheds, gates, or storage lockers. With keyed-alike convenience, it’s ideal for securing multiple areas with just two keys. |
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SEPOX® 4-Pack 1-9/16″ Outdoor Padlocks Keyed Alike 1-5/8″ Long Shackle, Solid Steel Alloy Body with Cover, Outsider Lock for Gates, Sheds, Storage Lockers, Fence, Dirt-Proof with 4 pcs Same Key |
SEPOX® 4-Pack Outdoor Padlocks are perfect for anyone who wants to keep their belongings safe and secure. Whether you need to protect your shed, gate, or locker, these durable and waterproof padlocks are easy to use and built to last. |
Detailed Reviews
Discover the top 10 keyed padlocks with 4-pin cylinders, carefully selected based on expert reviews and customer feedback. Each lock is evaluated for durability, security, and value, ensuring you find the perfect fit. Whether for home, work, or outdoor use, this guide simplifies your choice. Read on to find the best padlock that meets your needs with confidence.
1. Lion Locks 4 Keyed-Alike Padlocks w/ 2” Long Shackle, 8 Keys, Hardened Steel Pad Lock, Pick Resistant Brass Pin Cylinder (Pack of 4)

Lion Locks offer 4 keyed-alike padlocks with a 2” long shackle, so you only need one key for all locks. Each pack includes 8 keys for extra convenience. These locks are perfect for indoor and outdoor use, keeping your belongings safe anywhere.
Made of hardened steel, these locks are tough against cutting and sawing. The brass pin cylinder makes them hard to pick, ensuring long-lasting security.
Trust Lion Locks for reliable protection at home, the gym, or outdoors. Their durable design and pick-resistant features give you peace of mind. Keep your items safe with Lion Locks.
| Pros | Cons |
|---|---|
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Perfect For:
Lion Locks are perfect for anyone who wants simple, strong security. Whether you’re locking up a gym locker, shed, gate, or cabinet, these keyed-alike padlocks keep things safe with one key and tough, pick-resistant design.
Ready to Purchase?
2. Master Lock Black Outdoor Key Lock, Heavy Duty Weather Resistant Padlock with Cover, Keyed Alike Padlocks for Outdoor Use, 4 Pack, M115XQLF

The Master Lock Black Outdoor Key Lock is a heavy-duty padlock made for outdoor use. It’s perfect for securing storage units, fences, and tools. The weather-resistant cover keeps it safe from rain and sun.
Its Dual Armor construction uses laminated steel for strength. The Tough-Cut shackle is 50% harder than regular steel. This makes it tough to cut or break.
Each 4-pack comes with two keys that open all locks. The extended shackle offers flexibility for different uses. It’s a reliable choice for outdoor security.
| Pros | Cons |
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Perfect For:
This Master Lock 4-pack is perfect for anyone needing strong, weatherproof security outdoors. Whether you’re locking up storage units, fences, tools, or job boxes, these heavy-duty padlocks keep your belongings safe.
Ready to Purchase?
3. Master Lock 3SSQ Stainless Steel Outdoor Padlock with Key, 4 Pack Keyed-Alike

The Master Lock 3SSQ is perfect for tough outdoor use. It’s great for marine activities and saltwater environments. The stainless-steel body resists rust and lasts long.
This padlock has a strong locking system. It includes a 4-pin tumbler and dual ball bearings. These features protect against weather, picking, and prying.
Each pack comes with four padlocks and two keys. All locks open with both keys, making it convenient for multiple uses.
| Pros | Cons |
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Perfect For:
This Master Lock 4-pack is perfect for anyone needing tough, reliable locks for outdoor use. Whether you’re securing a boat, storage unit, or gate, these stainless steel padlocks handle harsh weather and saltwater with ease. All four locks open with the same keys, making them super convenient for multiple spots.
Ready to Purchase?
4. Master Lock Black Outdoor Key Lock, Standard Weather Resistant Padlock with Cover, Keyed Alike Padlocks for Lockers, Fences, Sheds, or Other Equipment, 4 Pack, 131Q

The Master Lock Black Outdoor Key Lock is a reliable padlock for both indoor and outdoor use. It’s perfect for lockers, fences, sheds, or equipment. The weather-resistant design ensures it lasts in any condition.
This lock is built tough. It has a vinyl-covered aluminum body and a steel shackle. The 4-pin cylinder adds extra security against picking.
Each pack includes four keyed alike padlocks and two keys. All locks open with either key, making it convenient and easy to use.
| Pros | Cons |
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Perfect For:
This 4-pack of Master Lock padlocks is perfect for anyone needing secure, weather-resistant locks for outdoor or indoor use. Whether you’re locking sheds, fences, lockers, or equipment, these keyed alike padlocks offer durability and convenience.
Ready to Purchase?
5. Master Lock 141Q Covered Aluminum Keyed Padlock, 4 Pack, Black

The Master Lock 141Q is a durable padlock perfect for indoor and outdoor use. It’s great for securing sheds, gates, and storage lockers.
The vinyl-covered aluminum body resists scratches and rust. It comes in a 4-pack, with two keys that open all locks.
| Pros | Cons |
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Perfect For:
The Master Lock 141Q Covered Aluminum Keyed Padlock 4 Pack is perfect for anyone needing reliable security for their sheds, gates, or storage lockers. Its durable design and easy-to-use features make it ideal for both indoor and outdoor use.
Ready to Purchase?
6. Master Lock M5XQLJ Magnum Heavy Duty Outdoor Padlock with Key, 4 Pack Keyed-Alike

The Master Lock M5XQLJ Magnum is a heavy-duty outdoor padlock designed for tough use. It’s perfect for outdoor storage, fences, and lockers. The Dual Armor construction ensures it’s built to last.
This lock features a Tough-Cut octagonal shackle, 50% harder than hardened steel. It has a 4-Pin cylinder and dual ball bearing locking for extra security. The covered keyway and shackle protect against harsh weather.
Each pack includes four padlocks and two keys. Both keys open all locks, making it convenient and practical.
| Pros | Cons |
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Perfect For:
This 4-pack of heavy-duty outdoor padlocks is perfect for anyone needing secure locks for storage units, fences, or tools. With tough materials and weather protection, these locks keep your belongings safe and sound.
Ready to Purchase?
7. Master Lock 1803Q Fortress Outdoor Padlock with Key, 4 Pack Keyed-Alike

The Master Lock 1803Q Fortress is a reliable outdoor padlock. It comes in a 4-pack, all keyed-alike for convenience. Each lock is designed to secure tools, job boxes, and more.
These padlocks feature a laminated steel body and a hardened steel shackle. This combination ensures strength and security. The 4-Pin cylinder adds pick resistance, making it harder to tamper with.
With a 1-1/2 in. wide body and a 9/32 in. diameter shackle, these locks fit most needs. Each pack includes two keys that open all four padlocks. This set offers simple, effective security.
| Pros | Cons |
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Perfect For:
The Master Lock 1803Q Fortress Outdoor Padlock 4 Pack is perfect for anyone needing strong, reliable locks for outdoor use. Whether you’re securing tools, job boxes, or other valuables, these keyed-alike padlocks make it easy to manage access with just two keys for all four locks.
Ready to Purchase?
8. Master Lock M1XQ Magnum Heavy Duty Padlock with Key, 4 Pack Keyed-Alike

The Master Lock M1XQ Magnum is a heavy-duty padlock perfect for outdoor use. It’s great for securing storage units, fences, tools, and more.
This 4-pack comes keyed-alike, so one key opens all locks. Each lock has a tough shackle and scratch-resistant body for extra durability.
| Pros | Cons |
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Perfect For:
The Master Lock M1XQ Magnum Heavy Duty Padlock is perfect for anyone needing strong, reliable locks for outdoor use. It’s great for securing storage units, fences, tools, and more.
Ready to Purchase?
9. Master Lock Covered Aluminum Padlock with Key, 141QLF, 4 Pack Keyed Alike

The Master Lock Covered Aluminum Padlock is a reliable security solution for your indoor and outdoor needs. It’s perfect for sheds, gates, and storage lockers, keeping your belongings safe from theft. The durable design ensures long-lasting protection.
This padlock features a vinyl-covered aluminum body that resists scratches and corrosion. Its hardened steel shackle is tough to cut, and the four-pin cylinder adds extra security.
Each pack includes four padlocks and two keys, with matching color key heads for easy identification. All locks are keyed alike, so one key opens all four, making it convenient and practical.
| Pros | Cons |
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Perfect For:
This 4-pack of Master Lock Covered Aluminum Padlocks is perfect for anyone needing reliable security for their sheds, gates, or storage lockers. With keyed-alike convenience, it’s ideal for securing multiple areas with just two keys.
Ready to Purchase?
10. SEPOX® 4-Pack 1-9/16″ Outdoor Padlocks Keyed Alike 1-5/8″ Long Shackle, Solid Steel Alloy Body with Cover, Outsider Lock for Gates, Sheds, Storage Lockers, Fence, Dirt-Proof with 4 pcs Same Key

SEPOX® 4-Pack Outdoor Padlocks are built tough for outdoor use. Each lock has a 1-5/8″ long shackle and a solid steel alloy body with a protective cover. They’re keyed alike, so one key opens all four locks.
These padlocks offer ultimate waterproof protection and rust-resistant design. The brass pin cylinder and durable black coating keep them strong against harsh weather. Perfect for gates, sheds, and storage lockers.
Easy to install, versatile, and reliable. Protect your belongings with SEPOX® padlocks. Simple security for home or work.
| Pros | Cons |
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Perfect For:
SEPOX® 4-Pack Outdoor Padlocks are perfect for anyone who wants to keep their belongings safe and secure. Whether you need to protect your shed, gate, or locker, these durable and waterproof padlocks are easy to use and built to last.
Ready to Purchase?
Buying Guide
Securing your belongings is easy with the right keyed padlock. These locks are tough, reliable, and simple to use. Let’s find the perfect one for you.
Choosing the best keyed padlock with a 4-pin cylinder keeps your items safe. Whether for home, work, or outdoors, these locks offer peace of mind. Here’s what to look for:
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Material:
Hardened steel or stainless steel locks are tough to cut and last long. Weather-resistant options like vinyl-covered aluminum work well outdoors. -
Shackle Length:
A longer shackle fits thicker items like gates or sheds. Standard shackles are great for lockers or cabinets. -
Keyed Alike:
Keyed-alike locks let one key open all of them. This is handy for multiple locks in one place. -
Pick Resistance:
A 4-pin cylinder makes locks hard to pick. Look for brass pins or dual ball bearings for extra security. -
Weather Protection:
Outdoor locks need weather-resistant covers to handle rain, sun, or snow. Rust-resistant materials are a must. -
Brand Trust:
Master Lock and Lion Locks are trusted brands known for durability and reliability. -
Pack Size:
Buying a 4-pack saves money and ensures you have extra locks when needed.
With these tips, you’ll find a keyed padlock that’s secure, durable, and easy to use. Protect what matters most with the right choice.