Best Heavy Duty Power Strips of 2025

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Heavy Duty Power Strips are a versatile and reliable solution for power management. These power strips are designed to handle high electrical loads and come equipped with surge protection to safeguard your devices from power surges. They are a practical choice for use in industrial settings, workshops, and home offices. With multiple outlets, these power strips can accommodate a range of devices, making them an essential tool for anyone who needs to power multiple devices at once. The durable construction of these power strips ensures long-lasting performance, making them a wise investment for anyone looking for a reliable power management solution.
At a Glance: Our Top Picks
Top 10 Heavy Duty Power Strips
Heavy Duty 4 Gang Extension Lead UK
The K-MART Extension Lead is a robust 4 gang socket extension lead equipped with a 13A fuse plug, ensuring safety and reliability. The versatile 2m power cord is made from heavy-duty cable, allowing you to extend power easily while maintaining flexibility. Its slim design ensures that it can be discreetly placed anywhere in your home, making it an ideal choice for those with limited space. Additionally, it is manufactured to British Standard BS1363, providing peace of mind regarding quality and safety.
Masterplug Surge Protected Extension Lead with USB
The Masterplug Surge Extension Lead offers essential protection for your electrical appliances against power surges and spikes, which can occur when you switch on various devices. You can rest assured knowing that the safety thermal cut-out indicator confirms your equipment is protected. The smart USB features allow you to charge your devices efficiently, automatically adjusting the charging pattern for both iPhone and Android devices. Additionally, the two USB charging outlets enable you to power multiple devices simultaneously without sacrificing plug space, making your life more convenient.
KOOSLA Tower Power Strip with Wireless Charger
The KOOSLA Power Strip Tower is a highly versatile charging solution for all your devices. With a built-in wireless charger, you can easily charge your Qi-compatible devices without the hassle of cables, offering a maximum output of 15W. It features 12 AC outlets and 6 USB ports, allowing you to connect and charge up to 18 devices at once, perfect for crowded spaces. The individual switch design makes it convenient to turn off multiple electronics simultaneously, saving energy and enhancing safety.
Belkin 8 Way Surge Protected Extension Lead
The Belkin Extension Lead offers eight protected AC outlets to safeguard your valuable electronics from harmful voltage fluctuations and surges, ensuring your devices remain safe and operational. With two integrated USB ports, you can fast charge your portable devices without the worry of damage or data loss. Its robust housing provides protection against fire, impact, and rust, making it a reliable choice for any environment. The heavy-duty 2 m long cord allows you to keep the extension lead out of the way while ensuring optimal power flow to your devices.
6 Outlet Heavy Duty Surge Protector Power Strip
The Heavy Duty Surge Protector offers comprehensive safety features for your devices. With 3300 Joules surge protection and a 15A circuit breaker, it ensures that your electronics are shielded from power spikes and overheating. Each outlet has a recessed individual switch, allowing you to control power to specific devices easily. The design is perfect for various environments, such as offices or garages, and the mounting holes make installation straightforward. Additionally, the wide-spaced outlets accommodate larger plugs, providing convenience for all your power needs.
Houstus Outdoor Heavy Duty Extension Lead
The Houstus Extension Lead is designed for both indoor and outdoor use, featuring three well-spaced AC outlets that allow you to power up to three devices at once. With its waterproof IPX4 rating, it is perfect for use in kitchens, bathrooms, and even near fish tanks. The electric shockproof outlets ensure safety by preventing foreign objects from causing electrocution. Additionally, the built-in overload and surge protector safeguards your devices from power spikes, automatically shutting off when necessary.
PARTH 10m Surge Protected Extension Lead
The PARTH Extension Lead features a 10-metre surge-protected cable, allowing you to power up to 3250 watts for a range of household and office appliances, from printers to hair dryers. With six AC sockets, you can control each outlet individually, cutting off power to devices you aren't using, which saves energy and money. The extra-long cable helps eliminate tangled cords, making it perfect for home offices or dorm rooms. Additionally, child-protective safety doors ensure safety from electric shocks, giving you peace of mind.
Fanwer Power Socket with USB Ports
The Fanwer Power Socket offers a unique space-saving design that bends into various shapes, allowing it to fit easily in tight spaces and behind furniture. With four AC outlets and two USB charging ports, you can conveniently power up to six devices, perfect for your desktop or home theatre. Its safety system automatically cuts off power if the current exceeds 15A, protecting against fire hazards. Additionally, the premium wire gauge ensures optimal performance with a heavy-duty 4.92ft cord for all your charging needs.
Ohuo 7 Way Power Strip with Surge Protection
The Ohuo Power Strip features a robust 3M power cord, making it perfect for various locations such as your kitchen, office, or workshop. With seven outlets, you can easily plug in multiple devices without hassle. The added surge protection and overload safety features ensure your electronics remain safe during use. Additionally, its rack-mounted design allows for convenient installation, keeping your workspace organised and tidy.
MDee RCD 4-in-1 Extension Lead 13A
The MDee RCD Extension Lead offers a versatile solution for powering up to four devices simultaneously, with a maximum output of 3250W/13A. Its GFCI surge protection ensures a safer working environment by automatically cutting off power within 0.1 seconds during faults, safeguarding against electric shock. The 16.4ft heavy-duty power cord provides ample reach, making it ideal for use in various settings like workshops and garages. Additionally, safety outlet covers protect against accidental contact, further enhancing user safety.
Frequently Asked Questions (FAQs)
1. What is the strongest power strip?
The best surge protector or best power strip in our opinion is the APC Performance SurgeArrest 12, model P12U2. The unit offers 4,320 joules of protection, along with 12 electrical plugs and two USB ports.
2. How many watts can a typical power strip handle?
Overloading a Power Strip In a typical 120V home, a standard power strip can handle up to 1800 watts (the same as the wall outlet).
3. How many amps can a power strip handle?
Power strips also have a maximum power specified to them. 15 amps and 125 volts so its wattage rating is 1875W. So you could plug in several devices as long as the total wattage of all devices is less than 1875W.
4. Can you overload a power strip?
Never Overload a Power Strip Every power strip has a load capacity, which means it can only move so much power through its circuits at any given time. Overloading the strip can create a fire hazard, melting the plastic and damaging your home or business as well as any surrounding equipment.
During our heavy duty power strip research, we found 150 heavy duty power strip products and shortlisted 10 quality products. We collected and analyzed 296,444 customer reviews through our big data system to write the heavy duty power strips list. We found that most customers choose heavy duty power strips with an average price of £24.61.
The heavy duty power strips are available for purchase. We have researched hundreds of brands and picked the top brands of heavy duty power strips, including K-MART, Masterplug, KOOSLA, Belkin, Green Box Innovations.

Jennifer Fraser is a licensed contractor specializing in sales, maintenance, and kitchen, bathroom, and home appliances, tools, and utilities. She owns a store in Leeds where you can get any home and tool appliance. Jenny has a degree in literature, but she combines her knowledge and experience with her degree to publish DIY articles on solving home appliances issues to keep up the family enterprise.