UL 325 is the safety standard for automatic gate operators sold in the United States. Understanding these requirements helps ensure your gate is safe and compliant.
What is UL 325?
- Standard for gate and door operators
- Developed by Underwriters Laboratories
- Focuses on entrapment protection
- Mandatory for operators sold in U.S.
Key Requirements
Entrapment Protection
- Primary protection required (photo eyes)
- Secondary protection for certain gates
- Inherent force sensing
Classification System
Gates are classified by type:
- Class I: Residential
- Class II: Commercial
- Class III: Industrial
- Class IV: Restricted access
Required Safety Devices
Photo Eyes
- Detect objects in gate path
- Stop or reverse gate
- Must be UL listed
Edge Sensors
- Detect contact with obstacles
- Required for vehicular gates
- Pneumatic or resistive types
Homeowner Responsibilities
- Don't disable safety devices
- Test safety features monthly
- Keep sensors clean and aligned
- Replace damaged components promptly
Non-Compliant Gates
Older or modified gates may lack:
- Proper photo eyes
- Edge sensors
- Inherent reversal
Liability Concerns
- Gate injuries create liability
- Non-compliant gates increase risk
- Insurance may not cover
Safety Compliance
Standard Gate Co ensures all installations meet UL 325 standards. We can upgrade non-compliant gates. Call (323) 488-GATE.