Best Lockout & Tagout Devices of 2025

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Lockout and tagout devices are essential tools for ensuring worker safety when working with potentially dangerous equipment. These devices are designed to prevent accidental start-up or release of hazardous energy while maintenance or repairs are being performed. Lockout devices physically prevent the equipment from being turned on or operated, while tagout devices provide a clear warning that the equipment is not to be used until the maintenance or repair work is complete. These devices come in a variety of sizes and styles to fit different types of equipment and are an important part of any workplace safety program.
At a Glance: Our Top Picks
Top 10 Lockout & Tagout Devices
Master Lock Circuit Breaker Lockout, 493B
The Master Lock Circuit Breaker Lockout is a durable and innovative lockout tagout device designed to lock standard height and tie-bar toggles typically found on 120 and 240 volt breakers. With its patented Grip Tight design, it can be easily locked out with a simple thumb turn and close clamping handle for a tight grip on the toggle. The lockout tagout breaker lock is made of powder-coated steel and reinforced polymer, making it perfect to use in harsh environments. It is 5-1/8 inches long, 1-3/16 inches high, and 2-3/4 inches deep. This circuit breaker lockout is part of a comprehensive OSHA compliant lockout tagout safety program and accepts all Master Lock and American Lock safety padlock shackles and lockout hasps.
WUWEOT 12 Pack Circuit Breaker Lockout Device
The WUWEOT Circuit Breaker Lockout is a reliable solution for securing your electrical breakers. This kit includes 12 clamp-on devices that fit standard circuit breakers operating between 120 to 277 volts, ensuring versatility across various applications. Made from durable glass-filled nylon, these locks withstand harsh conditions and offer flame and chemical resistance, giving you peace of mind. The user-friendly thumbscrew design allows for quick and tool-free installation, enabling you to secure breakers with ease. Bright colors enhance visibility, helping to alert others that the circuit is locked out, promoting safety in your workspace.
TRADESAFE Gate Valve Lockout Device
The TRADESAFE Valve Lockout is an adjustable device designed to secure valve handles ranging from 1 inch to 6-1/2 inches in diameter. This versatility allows you to use it on various types of valves, including gas, water, and propane. Made from durable polypropylene, it can withstand extreme temperatures from -51 to 300 degrees Fahrenheit, making it ideal for tough industrial settings. The device features a clear safety label stating "Danger Locked Out Do Not Remove," ensuring visibility and compliance. Additionally, it accommodates multiple padlocks, enhancing security during maintenance tasks.
TRADESAFE Lockout Tagout Cable Lock
Introducing the TRADESAFE Cable Lock, a premium grade lockout tagout solution that ensures the safety of your workplace. This exceptionally versatile lock features an adjustable steel cable with a length of 6 feet and a diameter of 5/32 inches, allowing you to lock out multiple breakers, valves, and hard to reach panels. With the ability to secure up to 4 safety padlocks, you can have peace of mind knowing that your equipment is properly locked and inaccessible to unauthorized individuals. The cable is made of multi-stranded steel with a durable anti-UV PVC coating, and the tough polycarbonate body can withstand extreme temperatures ranging from -51 to 300 degrees Fahrenheit. The high-grade brass cable end allows for easy threading through various locking mechanisms, ensuring a smooth application. Developed and tested to meet OSHA compliance standards, the TRADESAFE Cable Lock is the reliable choice for businesses looking to exceed safety regulations. Trust in TRADESAFE, a USA based and owned industry expert, to provide you with the highest quality lockout tagout supplies.
TRADESAFE Plug Lock for Lockout Tagout
The TRADESAFE Plug Lock is a versatile and industrial-grade lockout tagout device designed to ensure the safety of electrical plugs. With its large size, it can secure plugs with up to 3-inch diameter and lock out up to 2 plugs simultaneously. Made of rugged non-conductive polypropylene, this cord lockout is built to withstand heavy industrial use and tampering. The red plug cover with the "Danger Locked Out Do Not Remove" label ensures clear visibility and compliance with OSHA regulations. With 4 safety padlock holes, it provides an added layer of security. Trust TRADESAFE, an established USA-based safety supplier, to provide reliable LOTO compliance supplies.
Master Lock 496B Lockout Tagout Switch Cover
The Master Lock 496B Lockout Tagout Universal Wall Switch Cover is best for electrical lockout applications. The patented design assures that the switch stays locked on or off, and it locks out both toggle and paddle wall switches with a padlock. The device hinges open for unobstructed normal operations of the switch. It accepts padlock shackle up to 5/16 in. (8 mm) in diameter.
Zing Green Products 7100 Lockout Device
The Zing Lockout Device is designed to enhance safety during maintenance or repair work. This universal electric plug lockout works with a padlock to ensure that electrical cords cannot be plugged into outlets. With a capacity to fit plugs up to 3 inches in diameter, it accommodates various sizes, making it versatile for different applications. The secure design includes anti-pry tabs and multiple locking holes, allowing for added security and requiring multiple authorizations for access. Made from 100% recycled materials, this device is not only practical but also eco-friendly, ensuring safety without compromising the environment.
Furwishlisting Gate Valve Lockout Set
The Furwishlisting Valve Lockout offers a reliable solution to prevent unauthorized water usage. Its durable design, made from impact-resistant materials, ensures it can withstand tough outdoor conditions. You can easily secure your faucet handle, providing peace of mind against accidental openings. The bright red color makes it highly visible, deterring theft and misuse. With no tools required for installation, you can quickly set it up, ensuring your outdoor faucets and other equipment are safely locked during maintenance or repairs.
SAFBY Lockout Tagout Kit
The SAFBY Lockout Kit includes 20 universal devices designed for both single and multi-pole breakers, ensuring comprehensive safety during maintenance. Each device is accompanied by a LOTO tag, helping you clearly label and communicate safety measures. Made from heavy-duty polypropylene, these lockout devices resist corrosion, adding durability to your safety practices. Plus, with OSHA compliance, you can be confident that you are following safety regulations while protecting yourself and your team during electrical work.
TRADESAFE Lockout Tagout Group Lock Box
The TRADESAFE Lockout Tagout Group Lock Box is an essential tool for safety compliance in industrial environments. Made of durable 18 gauge steel, this lock box can withstand adverse conditions and holds up to 12 safety padlocks. The box is designed with a key drop slot, lockable hasp, and sturdy rubber feet to keep it securely in place without scratching surfaces. Measuring 9 x 6 x 3-1/2 inches, this vibrant red lock box is OSHA compliant and exceeds compliance standards. As a USA-based industry expert, TRADESAFE is a reliable safety partner for lockout tagout compliance supplies.
Frequently Asked Questions (FAQs)
1. What are some lockout tagout devices?
Lockout tagout devices include lockout padlocks, electrical lockout devices, valve lockout devices, cable lockout devices, steering wheel lockout devices, flange lockout devices, gas cylinder lockout devices, and pneumatic lockout devices. These devices are designed to prevent the unexpected energization or start-up of machines or equipment during maintenance or repair work, ensuring the safety of workers.
2. What is an OSHA requirement for lockout tagout devices?
According to OSHA requirements, lockout tagout devices must be durable and capable of withstanding the environment they are exposed to for an extended period. They should also be singularly identified. These requirements ensure that the devices can effectively communicate the lockout and tagout status, preventing accidental energization and protecting workers from potential hazards.
3. When should lockout and tagout devices be used?
Lockout and tagout devices should be used when there is a risk of unexpected energization or start-up of machines, equipment, or prime movers that could potentially injure workers. These devices are crucial during cleaning, repairing, servicing, setting-up, adjusting, and un-jamming operations to ensure the safety of workers by preventing accidental activation of machinery or equipment.
4. What are the three most common LOTO devices?
The three most common lockout tagout (LOTO) devices are padlocks, safety hasps, and tags. Additionally, valve lockouts and adjustable cable lockouts are also commonly used. These devices are essential in implementing effective lockout tagout procedures to isolate energy sources and communicate the status of locked-out equipment to prevent accidents or injuries.
5. What information must be included on a lockout tagout device?
A lockout tagout device should include important information such as your name, department, contact details, the date and time of tagging, and the reason for the lockout. This information helps identify the responsible individual, provides a means of communication, and ensures that the lockout tagout procedure is properly documented and understood by everyone involved.
6. What equipment requires Loto?
The Lockout/Tagout (LOTO) standard applies to various equipment and machinery that poses a hazard due to the release of hazardous energy sources. This includes electrical, mechanical, hydraulic, pneumatic, chemical, and thermal equipment. LOTO procedures are necessary to control and isolate these energy sources, protecting workers from potential injuries or accidents during maintenance or servicing.
7. What are the five situations in which lockout tagout must be used?
Lockout tagout must be used in the following situations: failure to shut down or improperly shut down the machine, failure to isolate or improperly isolate the power source, failure to correctly dispose of residual energy, accidental re-starting of equipment, and failure to set up the work floor correctly. Adhering to lockout tagout procedures in these situations helps prevent accidents and ensures the safety of workers.
During our lockout & tagout device research, we found 24 lockout & tagout device products and shortlisted 10 quality products. We collected and analyzed 12,910 customer reviews through our big data system to write the lockout & tagout devices list. We found that most customers choose lockout & tagout devices with an average price of $23.86.
The lockout & tagout devices are available for purchase. We have researched hundreds of brands and picked the top brands of lockout & tagout devices, including Master Lock, WUWEOT, TRADESAFE, ZING, furwishlisting. The seller of top 1 product has received honest feedback from 385 consumers with an average rating of 4.7.

Brian Howie is a content writer and senior industrial designer. After graduation from Westminster College, he has been engaged in product design and manufacturing for 18 years. Brian Howie has always found great pleasure in designing industrial products and sharing his ideas and experience online.