The 13 best heavy duty string lights of 2025

Commercial Grade and Energy Saving: 105 FT S14 Patio string lights with 33+2 pcs shatterproof 1 W E26 base bulbs. Brightness equivalent to 11 watt traditional bulbs, brighter and slash electric bills by 90% with our outdoor string lights

Waterproof IP65 and ETL Certified: With a high IP65 waterproof rating, these weatherproof outdoor patio lights can withstand rain, sun, wind, snow, humidity, and extreme temperatures. ETL-listed and designed with heavy duty cable and layers of insulation

Dimmable and Long Life：This 105 ft cafe string lights is compatible with most dimmer (not included) to create the right ambiance you. Each shatterproof bulb works individually, If one light bulb goes out,it will not affect other lighting bulbs.

Upgrade your space: Built-in loops that are easy for you to hang or mount anywhere in different ways. This outdoor hanging string light waterproof glows warm light and creates a cozy ambiance to light up for happy time with your family and friends

Wide Application: Connect end-to-end up to 12 strands of 105 FT string lights for large-scale glow. Perfect for garden, patio, backyard, gazebo, balcony, cafe, bistro, party, wedding decoration. Please tighten all bulbs for better waterproof function.

[Including 1JCD-DL/E178 Edison Bulbs] Each strand contains 15 hanging sockets, provided with 18pcs 5W S14 incandescent glass bulbs. The distance between bulbs is approximately 3.11FT. This heavy-duty light is bright enough and ideal illumination anywhere

[Weatherproof & Heavy-duty] This outdoor string lights are ETL listed weatherproof commercial. The insulation material can protect the strand from hot winter, sun, wind, rain, snow and damp. Flexible heavy-duty cord withstands the wear of indoor and outdoor use

[Dimmer Compatible to Set The Right Mood] For greater mood lighting flexibility and a more soft glow, a dimmer switch(not included) to create the ideal atmosphere for a birthday party, family reunion, or wedding reception. It adds flair to bistro deck porch patio garden backyard terrace pergola café restaurant malls for wedding BBQ party banquets, also suitable for tree-lighting

[Smart Installation] Each socket has hanging hook above, makes it easy for hanging with hooks, guide wires, or zip ties. It can connect with another simply use grounded cord plugs into any standard outlets. Link up to 5 strands

[Use with Peace of Mind ]Your satisfaction is first. Please believe that we will do our best to provide you with timely and considerate service support, so that every time you light up is full of peace of mind and satisfaction

Troubleshooting: Please check to make sure whether the whole string or some bulbs are not bright. If the whole string does not light up, check whether the power supply has electricity, check whether the fuse is blown, if not, please contact us to send new products. If it is part of the bulb does not light up, please replace the bulb to test, if it still does not light up, then the light head is damaged, the problem can not be repaired please contact us to send a new product.

【𝟏.𝟓𝟖𝐅𝐓 𝐁𝐮𝐥𝐛𝐬 𝐀𝐩𝐚𝐫𝐭】✅EIKOSON 50 FT outdoor string lights contain 32 high-quality bulbs (2 spares), each bulb spacing is only 1.58 FT (other brands bulbs spacing is more than 3.8FT), make the light more concentrated. End to end connectable up to 14 sets for the ultimate in ambience.

【𝐖𝐞𝐚𝐭𝐡𝐞𝐫𝐩𝐫𝐨𝐨𝐟 & 𝐋𝐨𝐧𝐠 𝐋𝐢𝐟𝐞】✅EIKOSON bulbs are ETL certified for safety and energy-saving, and it last up to 20,000 hours. Patio lights are IP65 waterproof, shatterproof, and resistant to temperatures from -68°F to 212°F(others 100°), making it easy to withstand bad weather or avoid damage during transportation.

【𝐃𝐢𝐦𝐦𝐢𝐧𝐠 & 𝐓𝐢𝐦𝐢𝐧𝐠】✅EIKOSON string lights for outside comes with a 400W,IP44 waterproof dimmer and multi-function remote, it can be freely set to 25%, 50%, 75%, and 100% lighting brightness, 3H or 5H timing, and 3 mode lighting effects (light/breathing/flashing), which will meet all your lighting and ambiance needs!

【𝟏𝟎𝟎 𝐓𝐢𝐞𝐬 𝐅𝐨𝐫 𝐄𝐚𝐬𝐲 𝐒𝐞𝐭𝐮𝐩】✅package of outdoor string lights waterproof includes 100 ties (removable and combinable), which are CE certified for safety and durability. Simply thread the ties through the holes in light cap to tie or hang on fences, trees, and hanging boards. No additional mounting accessories are required.

【𝐒𝐮𝐩𝐞𝐫 𝐇𝐢𝐠𝐡 𝐐𝐮𝐚𝐥𝐢𝐭𝐲 & 𝐒𝐞𝐫𝐯𝐢𝐜𝐞】✅Entire light set and bulbs are ETL or UL certified. Purchase light strings of the same quality as we supply to large supermarkets in the USA at the most affordable price. EIKOSON provides one-year claims and two-year repair, 7/24 online service with no worries.

【Create a Cozy and Inviting Atmosphere】- Illuminate your outdoor space with our 50ft Vintage Edison Style String Lights. Equipped with 15 vintage Edison-style bulbs, these LED outdoor string lights emit a soft, warm glow that adds a touch of charm and warmth to any setting. Perfect for backyard gatherings, weddings, and outdoor cafes, these lights create a cozy and inviting atmosphere that will make your guests feel right at home

【Weather-Resistant and Safe】- Designed with an IP65 waterproof rating and heavy-duty, aging-resistant wires, these patio lights can withstand all weather conditions, ensuring year-round outdoor use. The shatterproof plastic bulb design also ensures your family's safety, even if the string lights fall from a high place. Our outdoor lights have ETL certification, giving you peace of mind while lighting up your patio

【Energy-Saving and Dimmable】- Each bulb on our outdoor hanging lights consumes less than 1W of power, providing significant energy savings of up to 90% compared to incandescent bulbs. Plus, our LED bulbs offer an old-fashioned appearance and are compatible with most dimmers (not included) to achieve better lighting flexibility. You can easily choose the warm ambiance you like, making it ideal for a relaxing evening or a romantic dinner with friends and family

【Easy to Install and Connect】- With a hook above each socket, installation is a breeze. You can connect up to 15 strands together to cover larger areas, providing endless options for illuminating your backyard, garden, gazebo, porch, market, or balcony. Our outdoor festoon string lights are easy to install and use, so you can spend more time enjoying your cozy outdoor space

【Satisfaction Guarantee】- We stand behind the quality and reliability of our string lights. Our outdoor edison string lights come with a 12-month warranty and a 30-day money-back guarantee. If you have any questions or concerns about the product, our friendly customer service team is always available to help. Trust in the quality and reliability of our outside string lights to create a warm and inviting atmosphere in your outdoor space

Dimmable LED Lights: These outdoor string lights are compatible with Banord dimmer for adjusting brightness to create a warm and soft light atmosphere.

Waterproof and Shatterproof: The plastic LED bulbs are durable and won't break if dropped. The fully sealed sockets allow for year-round outdoor use.

Connectable String Lights: The 96ft string light cord has 3ft spacing between each bulb and end-to-end connections allow connecting multiple sets for any installation.

Commercial Grade and ETL Listed: The LED bulbs are high efficiency and the heavy duty rubber construction is ETL approved for long lifespan.

Ideal for Outdoor Decor: These warm string lights create a radiant glow and joyous atmosphere for parties, family reunions, backyard, deck, garden, porch, gazebo, balcony, pergola, pool, courtyard, or camping.

Energy Saving Outdoor LED String Lights: 24 ft long string lights with 7 hanging 1 watt bulbs spaced 3 feet apart. Brightech porch LED string lights are approved for residential and commercial Christmas lighting and they never get hot even after being on for hours. Connect up to 8 strands end to end. (Please NOTE: Bulbs are made for use with 110v only.)

Commercial Grade Weatherproof Patio String Lights: Brightech’s Ambience Pros hanging lights string has our own WeatherTite technology - withstood winds up to 50MPH, rain & snow. The rubberized flexible heavy-duty cord withstands the wear of indoor and outdoor use. The core is UL listed. Confidently leave these lights on display year round.

Dimmable & Widely Used LED Patio Lights: Brightech outdoor decorative yard lights are the perfect decoration for balcony terrace, garden, bistro, bedroom, living room, pergola, gazebo, tent, barbecue, city roof, market, cafe, umbrella, dinner, wedding, birthday, party, Xmas, etc. Brightech string lights are easy to assemble. You can string them straight, or wrap them in trees making various shapes.

Classic Cafe Ambience: Brightech indoor outdoor string lights use vintage Edison Bulbs. Install this hanging lights string with old-fashioned filaments to give off a warm, old-time glow so that you can come home after a busy day and enjoy your very own retreat. Make your pergola, porch or other space to be an enticing, relaxing and soothing winter holiday retreat with Brightech LED outdoor lights.

A Thoughtful Present for Every Stage of Life: Searching for a remarkable gift? Look no further! Our commercial grade string lights are the ideal gift for students, mothers, fathers, partners, spouses, children, kids, or parents for Back to School, Off to College, Graduation, Halloween, Christmas, Birthday, Winter Holiday, Mother's Day, Father's Day, Wedding, Anniversary and Business Achievement

THE WARRANTY: Our string lights are built to last, and we stand behind that. That's why we offer an industry-leading 3-year limited warranty on all purchases from Brightech USA, including any defects, malfunctions, or sudden failures to your lights. If you experience any trouble with this string light set, don't hesitate to reach out to our all-star customer support for help.

Energy Saving: Upgrade your outdoor lights with the latest addlon LED outdoor string lights! These advanced LED bulbs are super energy-saving, reducing your electricity bill by up to 98% compared to traditional incandescent bulbs.

Shatterproof & Long Life: Includes 60 sockets and 64 shatterproof LED bulbs (4 spare wick). Adopting individual wick process to provide an extra layer of protection for added safety and durability, so you don't have to worry about broken bulbs.

Waterproof & ETL Certified: With a high waterproof rating of IP65, these weatherproof patio lights can withstand rain, sun, wind, snow, humidity, and extreme outdoor temperatures.

Dimmer Compatible: addlon outdoor string lights can be used with dimmer switches (not included) for greater mood lighting flexibility and a soft glow.

3 Year Product Support: We proudly stand behind all of our products 100% and we offer 3 year quality support. Your satisfaction is our top priority.

【Trurely Waterproof Tested】:Aialun outdoor string lights are equipped with impact- and waterproof bulbs and especially designed for outdoor space like patio,backyard,balcony,porch,garden,fence......,windproof,snowproof string lights for outside,light up your house and relax your mood.

【Shatterproof PV Bulbs】: Every durable bulb of the led string light is installed before leaving the factory,these led globe bulbs are clear and made from good translucency PV,won't break like other glass blubs,tested by fallen down to the floor,as you can see the video,also won't get yellow after long-time use.

【Low Energy Consumed】: The outdoor lights string comes with energy effcient Led bulb,1 W for each bulb,consuming less power,saving more money,Aialun is aways trying to be eco-friendly.

【End to End Connectable】: All of Aialun outside string lights for patio are equipped with male plug and female plug,can be connected with many strands to light and decorate as your preference,small or large area.The 96ft backyard string lights support to be connected 14 stands at most.

【Aialun Product Support】:You can't go wrong with Aialun String Lights. we offer 1 year quality support and friendly service for a lifetime. Your satisfaction is our top priority and we are committed to providing satisfactory customer service for every purchase.

Breathtaking Italian Bistro Style Lighting : Each strand features 15 vintage-inspired hanging sockets with shatterproof E17 LED edison bulbs, spaced 3.11 feet apart for a captivating, even glow. Enjoy brighter, energy-efficient outdoor lights that enhances every outdoor moment with timeless charm and lower electricity costs.

Weatherproof & Heavy-Duty Construction : These ETL-listed, commercial-grade string lights are built for year-round use, featuring a dual parallel wiring structure that enhances flexibility and durability. The robust insulation shields against extreme weather—sun, rain, wind, snow, and dampness—ensuring reliable indoor and outdoor lighting performance.

Flexible Installation & Large-Capacity Connectivity : Easily install these string lights with built-in hooks, guide wires, nails, or zip ties. Connect up to 28 strands for expansive coverage. The T-shaped suspension wire ensures stability and durability for these outdoor string lights, while replaceable bulbs and a spare fuse provide uninterrupted operation.

Dimmer Compatibility for Custom Ambiance : Easily adjust the mood with dimmer compatibility (dimmer switch not included). From lively parties to romantic weddings, addlon outdoor string lights enhance decks, porches, patios, gardens, backyards, terraces, pergolas, cafes, markets, and more, adding elegance and versatility to any setting.

Troubleshooting Bulb Issues: If a bulb doesn’t light up, try tightening it by an additional 1-2 turns to ensure proper contact. If the issue persists, replace the bulb with a new one. For replacements, feel free to contact us directly—we offer a one-year replacement service for your convenience.

ETL-listed Commercial Grade Thick Wire: 96FT Lakumu LED string lights (two 48FT strands, 15 E26 sockets each, 30 total) plus 3 spare bulbs. Features a robust 5/16-inch cable, tested to endure winds up to 50 MPH. Ensures exceptional durability and reliability in extreme conditions. Ideal for long-lasting performance in any setting

Weatherproof and Shatterproof Durability: Rated IP65 waterproof, these outdoor string lights withstand rain, sun, wind, snow, and extreme temperatures. The shatterproof plastic bulbs ensure safety and durability in harsh environments, making them ideal for outdoor use. Designed to resist breakage, even in high-impact situations, these lights provide reliable performance no matter the conditions

Dimmable and Long Life: Compatible with most dimmers (not included) to adjust the brightness for any occasion. Each bulb operates independently on a parallel circuit, so if one bulb burns out, the rest remain unaffected, ensuring continuous lighting enjoyment

Upgrade Your Space: Built-in hooks make it easy to hang or mount the lights securely on walls, fences, poles, or other structures. The warm light glow creates a cozy ambiance ideal for enhancing family gatherings and special occasions

Wide Application and Linkable: Connect up to 35 sets end-to-end for extensive coverage, perfect for large-scale lighting needs such as gardens, patios, backyards, gazebos, balconies, cafes, bistros, parties, and wedding decorations. Ensure all bulbs are tightly screwed in for optimal waterproof performance

【Higher Quality and Lower Costs】- These 100ft extra-long outdoor string lights are equipped with our upgraded heavy-duty wires and 52 shatterproof Edison bulbs, which can be easily connected up to 15 strands. You can place them in a larger area without worrying about length and frequent replacements. With a lifespan of over 30,000 hours, our energy-saving string lights will not only provide brighter lighting but also cut down on your electricity bills by 90% compared to incandescent ones.

【Weatherproof and Safer】- Our weatherproof technology ensures that these durable outdoor string lights can withstand rain, wind, snow, and extreme temperatures up to 158 degrees Fahrenheit, allowing you to confidently leave them outside year-round. Furthermore, the bulb shells are made of hard anti-drop plastic, protecting you and your family while hanging the waterproof backyard string lights, eliminating worries about sudden broken glass shards.

【Classic Bistro Ambience】- These vintage string lights come with ST38 tear-drop E12 bulbs that provide a nice, soft yellow glow without being too bright or too dark. These LED bulbs not only offer an old-fashioned appearance but are also compatible with most dimmers (not included) for better lighting flexibility. They are a great choice for creating your own outdoor paradise, where you can enjoy your time after a busy day or have a cozy party with your friends.

【Super Convenient and Widely Used】 - Hanging these LED string lights is a breeze with built-in hooks or zip ties. We have even improved the hooks, sockets, and cords to ensure that you can use our string lights without facing sudden breakage. These easy-to-use outdoor party string lights are fabulous decorations for your garden, bistro, balcony, terrace, pergola, gazebo, tent, pool umbrella, cafe, bedroom, living room, market, wedding, birthday, Christmas party, or other occasions.

【Brightever's Guarantee】- We proudly stand behind all of our products 100% and value every feedback from you. Ensuring the satisfaction of our customers with each purchase has always been and will always remain our top priority.

Energy Saving: Upgrade your outdoor lights with the latest addlon LED outdoor string lights! These advanced LED bulbs are super energy-saving, reducing your electricity bill by up to 98% compared to traditional incandescent bulbs.

Shatterproof & Long Life: Includes 30 sockets and 32 shatterproof LED bulbs (2 spare wick). Adopting individual wick process to provide an extra layer of protection for added safety and durability, so you don't have to worry about broken bulbs.

Waterproof & ETL Certified: With a high waterproof rating of IP65, these weatherproof patio lights can withstand rain, sun, wind, snow, humidity, and extreme outdoor temperatures.

Dimmer Compatible: addlon outdoor string lights can be used with dimmer switches (not included) for greater mood lighting flexibility and a soft glow.

3 Year Product Support: We proudly stand behind all of our products 100% and we offer 3 year quality support. Your satisfaction is our top priority.

Energy Saving LED Outdoor String Lights: 48 ft long string lights with 15 energy saving, high efficiency 2 watt LED standard base bulbs. 3' between bulbs and up to 20 strands for connections. Brightech porch string lights are approved for residential and commercial lighting and they never get hot even after being on for hours. (Please NOTE: Bulbs are dimmable, dimmer sold separately. Made for use with 110v only.

Commercial Grade WeatherProof Patio String Lights: Brightechâ€s Ambience Pros hanging lights string has our own WeatherTite technology - withstand winds up to 50MPH, rain & snow. The rubberized flexible heavy-duty cord which is thicker than a traditional one can withstand the wear of indoor and outdoor use. The core is UL listed, confidently leave these lights on display year round and over your Christmas winter holiday.

Flexible Installation & Widely Used Backyard Lights: Brightech outdoor decorative bistro lights are the perfect decoration for balcony terrace, garden, bistro, bedroom, living room, pergola, gazebo, tent, barbecue, city roof, market, cafe, umbrella, dinner, wedding, birthday, party, xmas, etc. Brightech string lights are easy to assemble, plug to play. You can string them straight, or wrap them in trees for unique shapes.

Elegant Romantic Ambience: Brightech indoor outdoor LED string lights use vintage Edison Bulbs. Install this hanging lights string as a canopy over your porch or gazebo for a retro bistro look and a pleasant party ambience. Make your outdoor space to be an enticing, relaxing and soothing retreat with Brightech LED outdoor lights. 2500K soft white lights are bright enough to grill and eat.

A Thoughtful Present for Every Stage of Life: Searching for a remarkable gift? Look no further! Our commercial grade string lights are the ideal gift for students, mothers, fathers, partners, spouses, children, kids, or parents for Back to School, Off to College, Graduation, Halloween, Christmas, Birthday, Winter Holiday, Mother's Day, Father's Day, Wedding, Anniversary and Business Achievement.