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Custom 4ft Giant Marquee Letters & Light Up Numbers | OEM Factory

Make a massive, unforgettable statement at weddings, corporate galas, and parties with our custom 4ft giant marquee letters and light-up numbers. Fabricated with heavy-duty stainless steel or galvanized sheet metal, these illuminated signs feature energy-efficient, exposed LED bulbs that deliver a stunning vintage aesthetic with modern reliability. Engineered for both indoor and outdoor commercial use, they are equipped with waterproof LED modules, operate on a safe 12V DC power supply, and boast a 30,000-hour lifespan. We provide full OEM customization for any letter, number, or symbol. Factory direct MOQ: 1 Set. Request a tailored wholesale quote today.
  • Detailed Description

Custom Giant Marquee Letters & Light Up Event Signs

Product Overview

When you need to create the ultimate photo backdrop for a wedding, milestone birthday, or corporate event, nothing compares to the impact of giant marquee letters. Manufactured directly in our specialized metal signage facility, these massive light-up signs (available in popular 4ft heights or custom dimensions) combine industrial-grade metalwork with charming vintage illumination. Using advanced laser cutting, seamless hot-bend forming, and automotive-grade paint spraying, we craft highly durable structural housings. The exposed LED bulbs provide a brilliant, warm glow that instantly becomes the focal point of any venue, making them a highly profitable asset for party rental businesses and event planners.

Core Technical Specifications

  • Materials: Heavy-duty Metal Sides (Stainless Steel or Galvanized Sheet) + Exposed LED Bulbs.

  • Manufacturing Technology: Laser cutting, hot-bend forming, grinding, polishing, and industrial paint-spraying/sandblasting.

  • Illumination Technology: High-brightness Waterproof LED Bulbs (CE, RoHS Compliant).

  • Power Supply: AC 110V-240V converting to safe, low-voltage DC 12V (Industrial transformer/adaptor included).

  • Working Lifetime: > 30,000 Hours (Energy conservation design).

  • Operating Environment: Waterproof modules designed for indoor and outdoor event applications.

  • Installation Method: Free-standing (flat base for floor display) or Wall-mounted (Installation brackets available).

  • Design Customization: Accept custom shapes, fonts, sizes (e.g., 3ft, 4ft, 5ft), and specific Pantone paint colors for the metal body.

  • Warranty: 1-Year Factory Warranty.

Factory Manufacturing Excellence

  • Rugged Commercial Durability: These are not flimsy plastic signs. Built specifically for the rigorous demands of the event rental industry, our marquee letters are constructed from rigid metal sheets. The anti-corrosion paint and sandblasted finishes ensure they resist scratching and rusting during frequent transport and outdoor use.

  • Safe & Energy Efficient: Traditional incandescent bulbs get dangerously hot and consume massive amounts of power. We utilize advanced LED marquee bulbs that remain completely cold to the touch, operating on a safe 12V system while significantly reducing energy costs.

  • Direct OEM Cost Control: By managing the heavy metal fabrication, welding, and electrical wiring entirely in-house, we eliminate trading company markups. This allows us to offer highly competitive factory-direct pricing for massive architectural party signs.

  • Heavy-Duty Export Packaging: Giant 4ft letters require specialized handling. We meticulously wrap each letter in thick shock-absorbing materials and pack them in reinforced 50x50x10 cm (or custom-sized based on letter) heavy-duty cartons or wooden crates, ensuring damage-free global delivery.


FAQ: Custom Giant Marquee Letters

Are your giant marquee letters safe for outdoor weddings and events?

Yes. Our giant marquee letters are built for outdoor reliability. The metal body is treated with anti-corrosion industrial paint, and we use fully sealed, waterproof LED bulb modules. This ensures the signs can safely operate outdoors, even in damp or lightly rainy conditions, without the risk of electrical shorting.

Exposed LED Bulbs vs. Traditional Incandescent Bulbs for Marquee Signs

Feature Exposed LED Bulbs (Our Standard) Traditional Incandescent Bulbs
Heat Emission Cold to the touch (100% safe for kids and photo props) Gets extremely hot, burn hazard
Energy Consumption Very low (Can run multiple giant letters on one standard outlet) Extremely high, often trips circuit breakers at venues
Lifespan Up to 30,000 hours Short lifespan, requires frequent bulb replacements
Durability Shatter-resistant Fragile glass, easily broken during transport

Can these large 4ft letters stand on their own?

Yes. Most of our giant marquee letters and numbers are designed with flat, perfectly balanced bottom bases, allowing them to stand freely on the ground or a stage for events. For specific shapes that are naturally top-heavy (like the letter "P" or "V"), we can weld hidden support brackets or base plates to ensure total stability. We also provide wall-mounting brackets if you prefer to hang them.

How do I power a word made of multiple giant letters (e.g., "LOVE")?

We make event setup incredibly easy. Each letter comes with its own wiring, and we can provide linking cables that allow you to daisy-chain the letters together. This means the entire word "LOVE" can be powered simultaneously through a single 12V transformer plugged into one standard wall outlet.

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Guangzhou Huiren Advertising Sign Co., Ltd. is a verified custom manufacturer specializing in commercial LED signage, acrylic channel letters, and metal signs. CE & RoHS certified for global markets.

Contact Us ——

  • Address: Room 202, 2nd Floor, Building A1, No. 21 Yanjiang Avenue, Xiuquan Street, Huadu District, Guangzhou, Guangdong, China.

  • Email: wangchengyu2026@gmail.com

  • WhatsApp Business: +86 186 0205 1584

©  2026 Guangzhou Huiren Advertising Sign Co., Ltd. All Rights Reserved.

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