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- SKU:MLLG-WD-LED-BARN-45-50 | Web ID:2047Availability:228 In StockShips 3-5 Days
- Watts: 45
- Lumens: 6300
- Lumens/Watt: 140
- Replaces: 150 Watt Metal Halide
- Color Temp: 5000K
- CRI: 70+
- IP Rating: IP65
- Voltage: 100V-277V
- Operating Temp: -22°F to +113°F
- Rated Life: 70,000 hours
- Dimmable: 0-10V
- Beam Angle: 120°
- Housing: Die-Cast Aluminum
- Fixture Color: Silver
- Mount: Surface | Arm
- Dimensions: 12.26 in L x 7.6 in W x 4.45 in H
- Weight: 2.65 lbs
Starting At$146.00
What are LED Barn Security Lights?
LED barn security lights deliver reliable outdoor illumination for walls and pole-mounted installations where consistent performance matters most. Built with LED technology, these fixtures significantly reduce operating costs while providing decades of maintenance-free operation. Equipped with integrated photocells, they automatically activate at dusk and shut off at dawn without manual intervention. Most models carry IP65 weatherproof ratings, featuring sealed housings and precision gaskets that protect internal components from dust, moisture, and temperature extremes. Wide beam distributions ensure comprehensive coverage for barns, parking areas, service roads, building perimeters, alleys, and construction sites where security visibility is essential.
Choosing the Right Wattage and Color Temperature
Selecting appropriate wattage depends on your coverage area and mounting height. For standard 8-12 foot mounting heights, we typically recommend 20-30 watt models for smaller areas up to 400 square feet. Medium coverage zones benefit from 40-50 watt fixtures, while large parking areas or perimeter lighting often requires 70-100 watt units. Color temperature affects visibility and comfort—4000K neutral white provides excellent color recognition for security applications, while 5000K daylight offers maximum brightness perception. Most customers choose 4000K for residential barns and 5000K for commercial facilities where crisp visibility is paramount.
Photocell Operation and Smart Controls
Integrated photocells eliminate the need for timers or manual switching by sensing ambient light levels throughout the day. Professional-grade sensors typically activate fixtures when light drops below 10-30 lux and deactivate them when daylight reaches sufficient levels. Many models include 0-10V dimming capability, allowing integration with smart lighting systems or occupancy sensors for enhanced energy savings. Advanced units feature adjustable sensitivity settings to prevent false activation from nearby light sources like vehicle headlights or neighboring fixtures.
Installation and Mounting Versatility
These fixtures accommodate multiple mounting configurations including direct wall mount, pole mount with slip fitter attachments, or bracket mounting for angled installations. Universal 100-277V AC input drivers automatically adjust to your building's electrical system without additional transformers or converters. Standard junction box compatibility simplifies retrofits from existing HID or halogen security lights. Mounting hardware typically includes stainless steel bolts and weather-resistant gaskets to maintain weatherproof integrity across the entire installation.
Energy Efficiency and Cost Savings
LED barn security lights consume 60-80% less energy than equivalent halogen or metal halide fixtures while producing superior light output. A typical 50-watt LED unit replaces a 150-200 watt traditional fixture, reducing monthly electricity costs substantially over thousands of operating hours annually. Extended lifespan ratings often exceed 50,000 hours, eliminating frequent bulb replacements and reducing maintenance expenses. Many installations qualify for utility rebates and energy efficiency incentives that offset initial equipment costs.
Beam Patterns and Light Distribution
Security applications benefit from wide beam angles that minimize dark spots and provide comprehensive area coverage. Type III distributions work well for perimeter lighting along building walls, while Type V patterns suit pole-mounted applications requiring 360-degree coverage. 120-degree beam angles are common for wall-mounted units, ensuring broad illumination without excessive light trespass. Optical engineering focuses light where needed most while reducing sky glow and maintaining dark sky compliance in sensitive areas.
Expert Support for Your Security Lighting Project
LED Lighting Supply's product specialists bring decades of combined experience to challenging outdoor lighting environments. We provide complimentary custom lighting plans that calculate optimal fixture placement and spacing based on your specific property dimensions and security requirements. Our team delivers detailed energy savings projections showing exact monthly cost reductions when upgrading from traditional HID or halogen security lights. Whether you need photocell sensitivity guidance for your local climate conditions or assistance selecting appropriate wattages for varying coverage zones, our specialists ensure optimal security lighting performance for your investment.
Safety and Performance Certifications
All our fixtures carry essential certifications including DLC Premium, UL Listed, and ETL Listed approvals. These certifications ensure safety, performance, and energy efficiency while qualifying your project for utility rebates and tax incentives. DLC Premium certification guarantees the highest efficiency standards and maximum rebate eligibility.

Warranty and Warranty Support
All our lights come with at least a 5-year warranty, and all warranty support is based in the USA. We take customer support seriously, and helping you with a warranty claim is important to us. Our experienced support team understands the importance of keeping your lighting operational and will work quickly to resolve any warranty issues.
LED Barn Security Lights Frequently Asked Questions
What Wattage LED Barn Security Light Do I Need?
For 8-12 foot mounting heights, choose 20-30 watt models for areas up to 400 square feet. Medium coverage zones benefit from 40-50 watt fixtures, while large parking areas or perimeter lighting requires 70-100 watt units. We recommend calculating your coverage area first, then selecting wattage based on mounting height and security visibility requirements.
How Much Energy Do LED Barn Security Lights Save Compared to Traditional Fixtures?
LED barn security lights consume 60-80% less energy than equivalent halogen or metal halide fixtures. A typical 50-watt LED unit replaces a 150-200 watt traditional fixture, reducing monthly electricity costs substantially over thousands of annual operating hours. Extended lifespan ratings often exceed 50,000 hours, eliminating frequent bulb replacements and maintenance expenses.
Do LED Barn Security Lights Work Automatically at Night?
Most LED barn security lights include integrated photocells that automatically activate when light drops below 10-30 lux and deactivate when daylight reaches sufficient levels. Professional-grade sensors eliminate the need for timers or manual switching. Advanced models feature adjustable sensitivity settings to prevent false activation from vehicle headlights or neighboring fixtures.
What Color Temperature Is Best for Security Lighting Applications?
4000K neutral white provides excellent color recognition for security applications, while 5000K daylight offers maximum brightness perception. Most customers choose 4000K for residential barns and 5000K for commercial facilities where crisp visibility is paramount. Both temperatures deliver superior visibility compared to traditional yellow sodium lighting.
Can LED Barn Security Lights Handle Extreme Weather Conditions?
Quality LED barn security lights carry IP65 weatherproof ratings with sealed housings and precision gaskets protecting internal components from dust, moisture, and temperature extremes. IK08 impact ratings ensure durability against mechanical impacts. Professional fixtures operate reliably in temperatures ranging from -40°F to 104°F without performance degradation.
What Beam Pattern Works Best for Wall-Mounted Security Lighting?
Type III distributions work well for perimeter lighting along building walls, while Type V patterns suit pole-mounted applications requiring 360-degree coverage. 120-degree beam angles are common for wall-mounted units, ensuring broad illumination without excessive light trespass. Wide beam patterns minimize dark spots and provide comprehensive area coverage for security applications.
Do LED Barn Security Lights Qualify for Utility Rebates?
Fixtures with DLC Premium certification guarantee the highest efficiency standards and maximum rebate eligibility. Combined with UL Listed and ETL Listed approvals, these certifications qualify your project for utility rebates and tax incentives. Energy savings of 60-80% compared to traditional fixtures often make installations cost-neutral through available incentive programs.
How Do I Install LED Barn Security Lights on Different Mounting Surfaces?
These fixtures accommodate direct wall mount, pole mount with slip fitter attachments, or bracket mounting for angled installations. Universal 100-277V AC input drivers automatically adjust to your electrical system without additional transformers. Standard junction box compatibility simplifies retrofits from existing HID or halogen security lights with stainless steel hardware maintaining weatherproof integrity.
Why Choose LED Lighting Supply for Commercial Security Lighting Projects?
We provide complimentary custom lighting plans calculating optimal fixture placement based on your specific property dimensions and security requirements. Our team delivers detailed energy savings projections showing exact monthly cost reductions when upgrading from traditional fixtures. With over 25,000 completed commercial projects and 15+ years of expertise, we ensure optimal security lighting performance through consultative guidance rather than product-only sales.
What Warranty Coverage Comes with LED Barn Security Lights?
All fixtures include at least a 5-year warranty with USA-based warranty support. We prioritize keeping your lighting operational and work quickly to resolve warranty issues through our experienced support team. Extended lifespan ratings exceeding 50,000 hours typically outlast warranty periods, but comprehensive coverage protects your investment against premature failures.
Can LED Barn Security Lights Be Dimmed or Controlled Remotely?
Many models include 0-10V dimming capability, allowing integration with smart lighting systems or occupancy sensors for enhanced energy savings. Advanced units can integrate with building management systems for centralized control and scheduling. Dimming capability reduces energy consumption during low-activity periods while maintaining security illumination when needed.