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$1,791.95 $3,624.00
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Why you’ll love it

RestaurantSupply.com is your trusted source for Duke strip type heat lamps.

  • Authorized Duke dealer, ensuring genuine commercial restaurant equipment and manufacturer support
  • Fast shipping available on in-stock Duke HL-4 strip type heat lamps
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

Duke HL-4 55 to 60 Inch Radiant Heater and Incandescent Light with Under Shelf

Duke  |  MFG #: HL-4  |  Item #: 536265
Item: #536265

Technical details
Manufacturer Duke Manufacturing
Model Number HL-4
Manufacturer Part # HL-4
Length 55 - 60"
Type Lighted
Weight 20 lbs

About this item

Product Details

The Duke HL-4 Radiant Heater & Incandescent Light Under Shelf & Wired To Base exemplifies a commercial-grade heat lamp designed for precise under-shelf illumination and heat delivery in foodservice settings. This strip-type heat lamp operates on a 120v/60/1-ph power supply, providing consistent radiant heat and illumination tailored for restaurant, café, or catering applications. Its robust construction and integrated incandescent light address operational demands for food presentation, warming, and visibility, making it a specialized component in commercial kitchen equipment fixtures.

Top Duke HL-4 Features

The Duke HL-4 heat lamp combines radiant heater and incandescent lighting functionalities, featuring an under shelf mounting design with wiring integrated to the base. Its durable construction ensures long-term performance for restaurant environments, with precise electrical requirements and easy wiring compatible with standard power sources. The unit’s technical design promotes efficient heat distribution and illumination, ideal for supporting low- to moderate-volume food warming workflows without compromising safety or sanitation.

  • Functionality: Provides combined radiant heating and incandescent illumination.
  • Durability: Built with high-temperature-resistant materials for commercial longevity.
  • Ease of Use: Minimal maintenance with straightforward wiring to base.
  • Real-World Fit: Suitable for under-shelf installation in food prep or serving stations.
  • Workflow Efficiency: Facilitates quick heat and light access for food display and warming.

Ideal for supporting efficient food presentation and warming in commercial kitchen environments.

HL-4 Technical Specs

The Duke HL-4 operates on a standard 120-volt power supply, requiring 60Hz frequency and single-phase wiring, with a typical amperage draw designed for consistent performance. The unit’s construction features heavy-duty materials suited for high-temperature environments, supporting reliable operation at ambient temperatures designed for commercial use. Its integrated incandescent light enhances visibility on display or service counters. The fixture measures approximately 55 to 60 inches in length and weighs around 20 pounds, ensuring stability and robustness for installation. The device includes wiring connected directly to its base, with an optional cord and plug configuration available. Overall, the HL-4 supports efficient, consistent heating and lighting tailored for foodservice operations with a focus on safety, durability, and functional efficiency.

  • Electrical Requirements: 120V/60Hz/1-ph, max amperage as per specifications
  • Construction & Finish: Corrosion-resistant materials, designed for commercial kitchen durability
  • Dimensions: Length 55–60 inches, Width and height as specified
  • Weight: 20 lbs, suitable for secure mounting in busy foodservice settings
  • Finish: Standard commercial-grade finish compatible with interior décor
  • Temperature Resistance: Operates safely within typical kitchen ambient temperatures
  • Cleaning & Maintenance: Minimal; accessible wiring, easy to wipe surface, replace incandescent bulbs if needed
  • Electrical Connection: May require dedicated circuit and optional cord & plug based on setup
  • Mounting Style: Under-shelf installation for space-efficient setup
  • Power Requirements: Fully wired to base, ready for connection to existing power system
  • Compatibility: Suitable for standard restaurant electrical wiring setups
  • Operational Clearance: Adequate airflow clearance for safe heat dissipation

What is a commercial heat lamp?

A commercial heat lamp is a specialized lighting and heating device designed for foodservice environments, often installed in undercounter, countertop, or shelf positions to provide targeted heat and illumination. The Duke HL-4 is a top model within this category, offering radiant heating combined with incandescent lighting, installed via under-shelf mounting with wiring integrated to the base. Its robust construction and precise electrical specs make it ideal for supporting low- to moderate-volume warming and display needs, commonly used in restaurant, catering, or hotel settings to enhance food presentation and maintain optimal serving temperatures.

Top Strip Type heat lamps for foodservice settings

Commercial strip-type heat lamps like the Duke HL-4 deliver reliable radiant heating and illumination for low- to moderate-volume foodservice workflows, ideal for undercounter or shelf installation. Built with durable materials and designed for easy wiring, these units support efficient food warming and presentation in restaurant and catering environments. Duke HL-4, with its integrated incandescent light, exemplifies high-quality construction and functional versatility required in busy commercial kitchens.

  • Operation in moderate-volume restaurant applications
  • Designed for compact commercial spaces with reliable performance
  • Ideal for food warming, display, and illumination tasks
  • Supports consistent operation with durable construction
  • Suitable for under-shelf installation in high-traffic food stations

Why Choose Duke HL-4 Radiant Heater & Incandescent Light

Designed with high-quality materials and integrated functionality, the Duke HL-4 offers a robust solution for commercial foodservice environments. Its combined radiant heater and incandescent light provide efficient heat and enhanced visibility, streamlining food presentation and warming workflows. Unlike standard models, it features direct wiring to the base with optional cord & plug compatibility, ensuring flexible installation and reliable performance in demanding settings.

  • Self-contained design with seamless under-shelf mounting
  • Heavy-duty construction for extended durability
  • Integrated incandescent lighting enhances display visibility
  • Wiring to base simplifies electrical connection
  • Compact footprint supports space-efficient installations in diverse settings

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Duke Manufacturing

Duke HL-4 55 to 60 Inch Radiant Heater and Incandescent Light with Under Shelf

$1,791.95 $3,624.00

Duke Manufacturing, HL-4, Radiant Heater & Incandescent Light, under shelf & wired to base, 120v/60/1-ph (this may require cord & plug option)