If you are looking for collection of best trailer security devices, You have come to the right page.

Our review process: Show/Hide

Our Top Picks:

Best Overall: Buy: Proven Industries Trailer Security Device READ REVIEW

Best For Piece Of Mind: Buy: Master Lock Trailer Security Device READ REVIEW

Best For Good Value: Buy: Oklead Trailer Security Device READ REVIEW

Best For High Quality: Buy: Tevlaphee Trailer Security Device READ REVIEW

Best For Great Price: Buy: Trimax Trailer Security Device READ REVIEW

Best For Corrosion Resistance: Buy: Curt Trailer Security Device READ REVIEW

Best For Trav Trailers: Buy: Reese Trailer Security Device READ REVIEW

Best For Boat Trailer: Buy: Czc Auto Trailer Security Device READ REVIEW

Best For Anti: Buy: Rightline Gear Trailer Security Device READ REVIEW

Best For Overall Dimensions: Buy: Motorhot Trailer Security Device READ REVIEW

Best Overall: Proven Industries Trailer Security Device

Buy on Amazon

If you are currently in the market searching to buy a long-standing device for your daily usage, you cannot go wrong with the proven industry trailer security device. In addition, the proven industry trailer security device is made for quick delivery and has a universal design. Make sure this fits by entering your model number. This custom - tailored lock will only mount on very specific 2 516. Most importantly, the proven industry trailer security device is available in 5 colors: black, blue, orange etc., so, we bet you will like one of these.

Almost all customers agree that the security suggest writing your key number down and storing it in a safe location. Further, they also found that the security make one for bulldogs but this one will not, only for most ball customers. Moreover, a few say that this proven industry coupler lock is not a 100 % guarantee that thieves can not break into it. As a result, buyers were eager to recommend it to friends and families.

• This is made for the 2 5/16 inch standard a-frame coupler.
• This is very helpful, it is designed for super heavy duty and has superior design.
• This is made of solid steel and it fits great.
• This is very beefy, it is quick to install and has a unique key design.

Best For Piece Of Mind: Master Lock Trailer Security Device

Buy on Amazon

Not everyone likes to purchase security for their daily usage, but the Master Lock Trailer Security Device would be an anomoly. The master lock trailer security device fits as advertised, It provides great value and has a smart design. Make sure this fits by entering your model number. This lock protects unattended trailers and guards against tow - away theft.

The device is great for piece of mind and it is flat. And, it works fine, is suitable for more door,ss It is best for boat trailers and has a clever design. Most importantly, the master lock trailer security device works perfectly. It works as advertised and has a more robust design.

Most customers agree that the device looks a pretty good one. In addition, they strongly agree that the security is unlocked and the slide is all the way out. Further, a few say that this coupler ball lock is a good idea, but may need to be designed for each size and style of coupler. Overall, many customers have used the master lock trailer security device for more than a few months without any problems, and it shows no sign of giving up.

• This is great for securing a utility trailer.
• This is a great lock to keep good guys out.
• This can be used as a visual deterrent to a thief.
• Resists rust and corrosion. Simple installation and removal.

Best For Good Value: Oklead Trailer Security Device

Buy on Amazon

For a low asking price, Oklead Trailer Security Device has managed to overwhelm their customers by packing as many features as they could. The oklead trailer security device is visible and has a good design. Security devices-secure your trailer truck, yellow color makes it easy to see, deterring thieves. The universal coupler lock is a premium lock constructed with an aluminum body, a heavy - duty steel lock bar and a brass lock cylinder.

Above all, the oklead trailer security device feels durable, It fits fine and has a durable design.

Most customers quickly discovered that the device is easy to install and, by all appearances, will stop any unauthorized users. Moreover, they also found that security is a deterrent, not total prevention. In addition, they say that the key is designed, as it ages the key will hold up over time. So, buyers were eager to recommend it to friends and would-be buyers.

• This is easy to break if someone wants too.
• This offers high warning and protection.
• This is good value for the money.
• This is pick-resistant, but it looks cool anyway.

Best For High Quality: Tevlaphee Trailer Security Device

Buy on Amazon

The Tevlaphee Trailer Security Device gives the top-tier device a run for their money by offering flagship specs at a much more affordable price. The Tevlaphee trailer security device is perfect for high quality, It provides great value and has a durable design. The manufacturer says: We are constantly working and innovating to ensure car security and provide car owners with more convenience and peace of mind. The special trailer lock design can also resist drilling, picking and prying, and comes with a set of two keys.

The device is quick to install and has a simple design. Above all, the tevlaphee trailer security device is inexpensive, it allows for great ideas and has a good design.

Almost all customers agree that the security is easy to see to others that the trailer is safely locked and not an easy opportunity for theives. And, a few strongly agree that the security comes with two keys that are not easy to duplicate and the locking mechanism feels secure. Moreover, they also found that the security fits perfectly into the hitch.

• This is easy to attach, it looks indestructible, it is reasonable and has a great design.
• This is very effective, is very heavy, it is super inexpensive and has a superior design.
• If you have any questions about the products, please find us via Amazon.
• This is used for panel trailers left beside the highway for extended periods of time.

Best For Great Price: Trimax Trailer Security Device

Buy on Amazon

The Trimax Trailer Security Device gives the top-tier security a run for their money by offering flagship specs at a much more affordable price. The trimax trailer security device works very well, feels durable, it is designed for a great price and has a great design. The key hole cover slides up to seal out dirt and grime. This lock features a huge 6 - tooth, 3/8 " dual ratchet locking system, a hardened 5/8 " 16 mm steel shackle, and 1/2 - turn technology that can not be false locked.

The security is very strong and has a durable design. And, it is worth the money, is designed for very heavy duty, It is best for secure fit and has a simple design. Most importantly, the trimax trailersecurity device is crafted from the highest quality material.

Most customers found that the security is best for all year storage. Further, they strongly agree that the device is not foolproof, but it would take a lot of time to break through. And, they say that this lock would survive all except for a professional attack, but likely nor would any other lock.

• This provides another layer of protection when used in conjunction with a padlock.
• This fits all of the following couplers and more.
• This fits large tongues as well.
• Also, add a trimax coupler lever lock for additional protection.

Best For Corrosion Resistance: Curt Trailer Security Device

Buy on Amazon

We know from years of feedback from readers, amazon sellers, and family and friends what most people want in a convenient and appropriate device. The Curt Trailer Security Device is exactly that - it's a simple device that hits all the right notes. The curt trailer securitydevice works smoothly, It has a pin diameter and has a very good design. Curt offers custom trailer hitches, electrical products and a complete line of towing accessories to get you there with confidence and enjoy every mile of the journey. The barbell - style locking hitch pin promotes an impenetrable appearance to deter theft, and uses a simple 1/4 - turn lock activation for convenient locking and unlocking as needed.

Above all, the curt trailer security device also comes with a watertight dust cap to keep out the elements and prevent corrosion.

Most customers quickly discovered that the security fits the purpose perfectly. Moreover, they also found that the device had a pretty damn solid hitch lock. And, a few say that the device is a couple of mm too short. In conclusion, most buyers found the device suited best, and no one questions it.

• For your convenience, two keys are included with this trailer hitch lock.
• This fits into the tow hitch very smoothly.
• This fits well with awesome color, it fits as advertised and has a barbell design.
• This is perfect for 2017 ram 1500.

Best For Trav Trailers: Reese Trailer Security Device

Buy on Amazon

The best part: the trailer security device costs comparatively little and it is available to ship in 24 hours. The Reese trailer security device is designed to provide excellent towing. Make sure this fits by entering your model number. Also, it works fine, it is reasonably and has a very good design.

Finally, the Reese trailer security device is suitable for light weight, is good for universal fit and it is designed for a great price.

Almost all customers opine that the device can be used on one 5 - week cross country trip and one trip south. Further, a few strongly agree that the security is easy to use with one common key. Moreover, a few strongly agree that the lever lock and hitch lock worked well. However, the tongue lock is not wide enough and will not fit tongue hitches with a raised, wide flange like most of the newer Jayco travel trailers. Overall, the tone of buyers is very positive and we believe that the device suits the purpose.

• This package has the same key for all three items.
• This is stolen in a matter of five minutes.
• This fits but kind of sideways for some reason, not straight.
• This is a good combo kit.

Best For Boat Trailer: Czc Auto Trailer Security Device

Buy on Amazon

The Czc Auto Trailer Security Device might be a relatively new release, but it's still nothing short of impressive this year, thanks to multiple price cuts and added new features over the past few iterations. The czc auto trailersecurity device is suitable for small size, is perfect for great quality, It is great for boat trailers and has a simple design. The manufacturer asked how to operate our trailer tongue coupler lock. Also, it is made of high-strength steel to deter theft.

The device is perfect for high quality and it is great for the perfect size. Most importantly, the czc auto trailer securitydevice fits well, is compact, it is designed for very high quality and has a straight - forward design.

Almost all buyers quickly discovered that the security is more difficult to break than all the much more expensive ones. Further, a few also found that the security is easy to use but more so, feel secure. Further, they also found that the device fitted thru the trailer hole without a problem. With no doubts, this security passed the test and had very satisfied buyers eager to share their experience.

• Keeping the coupler lock in your pocket or vehicle anywhere is fine.
• This will keep honest folks from stealing, or add a few minutes for a pro.
• This fits perfectly, feels secure and well made.
• Coupler locking hitch pin's application: tow trailer boat rv truck car.

Best For Anti: Rightline Gear Trailer Security Device

Buy on Amazon

The Rightline Gear Trailer Security Device is capable of outshining several other security features in this list in overall features for the price point. The rightline gear trailer security device is for anti-theft, is best for quality construction, It provides for easy setup and has a simple design. The Polycarbonate ball cannot be broken or removed once secured with a lock. The trailer ball provides superior security compared to security devices that are double or triple the price.

The device is secured in place by the trailer coupler lock. Finally, the rightline gear trailer security device is inside the coupler's hitch space and secured with the included lock.

Almost all customers found that the security is easy to handle and use when securing the trailer when not in use. Also, they also found that the device allows keeping the ball with the trailer at all times. In conclusion, many customers have used the rightline gear trailer security device for more than a few months without any problems, and it shows no sign of giving up.

• Fits: 1 7/8” & 2” trailer couplers.
• This is in the ultra-lightweight yet indestructible polycarbonate construction.
• One of the newcomers and featured product.

Best For Overall Dimensions: Motorhot Trailer Security Device

Buy on Amazon

Security is a must have addition for your regular use. The Motorhot Trailer Security Device fits a 5/8'' diameter receiver lock. Make sure this fits by entering your model number. In addition, the device has eleven positions 3 additionally includes 2 keys and 1 lock.

Above all, the motorhot trailer security device is easy to use. The lock simply blocks the area the ball hitch.

• This is designed to fit 1-7/8", 2', and 2-5/16" couplers 2.
• Delivers what they promise.