Danger Do Not Enter Aluminum Sign

A clearly marked hazardous-area entrance helps communicate access restrictions before employees, contractors, or visitors approach potentially dangerous equipment or work zones. This DANGER DO NOT ENTER aluminum sign combines a prominent red warning header, a triangular exclamation symbol, and oversized black prohibition lettering to deliver a direct message. The high-contrast design makes it suitable for industrial facilities where entry into certain spaces must be clearly discouraged.

Built from industrial-grade aluminum, the 14" x 10" panel features a rigid 40-mil body, reflective coating, and durable red, black, and white printing. Its rust-resistant construction and protective surface are designed for extended indoor and outdoor use. Four pre-drilled corner holes provide convenient mounting options for walls, doors, gates, and other appropriate surfaces.

Danger Do Not Enter Sign for Hazardous-Area Entrances

This danger do not enter sign communicates an immediate warning at locations where access may expose personnel to hazardous conditions. The white DANGER lettering stands out against a red header, while the large black DO NOT ENTER message occupies the main portion of the panel. A warning triangle with an exclamation mark reinforces the seriousness of the restriction without requiring additional written instructions.

Part Number: TSEXSS8

Product specifications include:

• Quantity: 1 aluminum warning sign
• Printed message: “DANGER DO NOT ENTER”
• Warning symbol: Triangle with exclamation mark
• Sign dimensions: 14" W x 10" H
• Material: Industrial-grade aluminum
• Material thickness: 40 mil (0.040")
• Color configuration:
  • Red header with white DANGER lettering
  • Black DO NOT ENTER text on a white background
  • Red and white warning symbol
• Surface finish: Reflective coating
• Mounting holes: Four pre-drilled corner holes
• Hole diameter: 1/5"
• Application: Indoor and outdoor hazard warning

The combination of a recognizable danger header and direct prohibition distinguishes this panel from general informational signs. Its wording is appropriate for designated hazardous entrances, restricted work areas, and other locations where personnel need a visible warning before proceeding into an unsafe space.

Industrial Wall Safety Signs with Durable Aluminum Construction

Warning signs positioned around industrial equipment, outdoor work areas, and active facilities may encounter moisture, sunlight, temperature changes, and repeated handling. This aluminum panel provides a rigid mounting surface that resists rust while remaining lightweight enough for convenient installation. The reflective coating helps the printed warning stand out when illuminated by surrounding light sources.

Construction and installation features include:

• Industrial-grade aluminum body
  • Durable 40-mil metal construction
  • Rigid panel resistant to deformation during normal handling
  • Lightweight and rust-resistant material
• High-visibility warning design
  • Distinctive red DANGER header
  • Large black prohibition lettering
  • Triangular warning symbol
  • Reflective finish for enhanced visibility under incident light
• Protective printed surface
  • UV-resistant printing
  • Water-resistant construction
  • Fade-resistant graphics
  • Suitable for exposed and sheltered locations
• Pre-drilled mounting configuration
  • Four factory-drilled corner holes
  • 1/5" hole diameter
  • Compatible with appropriately sized mounting fasteners
  • Suitable for attachment to compatible flat surfaces

The pre-drilled design allows facility personnel to install the panel without drilling additional holes through the aluminum. Appropriate mounting hardware can be selected according to the wall, door, or supporting structure. Once positioned, the sign provides a fixed warning message that can remain visible during routine facility operations and changing workplace conditions.

Workplace Wall Signs for Hazardous and Restricted Areas

Industrial facilities often contain areas where unrestricted entry may expose personnel to moving machinery, hazardous materials, maintenance activity, or other potentially dangerous conditions. Electrical equipment rooms, machinery enclosures, industrial processing areas, and designated maintenance zones are examples of locations where clear entrance warnings can be useful. A prominent DO NOT ENTER message informs approaching personnel that the area is not intended for unrestricted access, helping reinforce established facility restrictions. The warning should be placed where people can read it before reaching the hazardous location rather than after crossing the entrance. Its red, black, and white design helps separate the prohibition from ordinary directional or informational signage, making the message easier to recognize among other workplace markings.

For safety managers and facility operators, consistent warning signs support the organization of controlled work areas across large buildings and industrial sites. This panel can be installed at designated access points, along approaches to hazardous zones, or near doors leading into areas where entry restrictions apply. Its aluminum construction is suitable for permanent placement in factories, warehouses, workshops, processing facilities, and other demanding workplace environments. The reflective finish improves recognition when adequate light reaches the surface, while the weather-resistant printing helps maintain the appearance of the warning over time. As a visual communication tool, the sign reinforces workplace access procedures but does not replace physical barriers, access controls, or other protective measures required for specific hazards.

Clearly identify hazardous entrances with a direct warning that discourages unauthorized or unsafe entry. Choose this 14" x 10" aluminum sign for its bold prohibition message, reflective surface, and durable weather-resistant construction. Add it to your facility's warning signage system to make restricted access points easier to recognize.

OSHA and ANSI Compliant Do Not Enter Danger Sign

TRADESAFE Exit Sign complies with OSHA Standard 29 CFR 1910.145 (Specifications for accident prevention signs and tags) and meets ANSI Z535 standards. Workplace signs play a vital role in communicating important information about hazards and are thus essential to maintaining workplace safety.

TRADESAFE: A Trusted USA-Based Partner in Industrial Safety

• TRADESAFE is a USA-based company well-versed in OSHA regulations
• People-centered supplier of safety products
• High-quality products made of heavy-duty and durable materials
• Constant innovation and continuous adaptation to new standards

TRADESAFE is your partner in safety and we always keep the seriousness of that role in mind. That’s why all of our safety products are industrial-grade and meet regulatory standards. They are all ideal for use in various industrial facilities.

We don’t want to just be your supplier. We want to be your partner. For this reason, we approach things differently. Each and every day our team works to improve our products and the services we provide to the great people and businesses that put so much faith in us.

TRADESAFE is a USA-based company. This helps us stay up to date on the latest OSHA safety standards and other regulations. We are inspired by the American worker and we are honored to help keep you safe from harm and hazards.