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Why you’ll love it

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

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

Duke BL-4 4 Bulbs Infrared Heat Lamp 250 Watt for Food Warming

Duke  |  MFG #: BL-4  |  Item #: 183892
Item: #183892

Technical details
Manufacturer Duke Manufacturing
Model Number BL-4
Manufacturer Part # BL-4
Bulb Qty 4 Bulbs
Type of bulb Infrared
Weight 17 lbs

About this item

Product Details

The Duke BL-4 Bullet Lamps Infrared Heat Bulb (4) 250 Watt Each are professional-grade infrared heat bulbs designed for commercial foodservice applications. These durable, high-intensity heat lamps utilize infrared technology to provide focused, consistent warmth suitable for food warming, holding, or display. Equipped with four 250-watt bulbs, they offer efficient heat output in foodservice environments such as buffet lines and display cases. Constructed with high-quality materials to withstand continuous operation, the Duke BL-4 ensures optimal thermal performance and reliable service in medium-volume workflow scenarios. The model features a self-contained design, easy replacement of bulbs, and precise wattage control for dependable heating, making it an essential component for commercial kitchens seeking effective heat retention solutions.

Top Duke BL-4 Features

The Duke BL-4 infrared heat lamp kit offers robust performance with four 250-watt bulbs providing concentrated warming in high-traffic foodservice settings. Its resilient construction includes durable ceramic socket mounts for long-term reliability. Designed for ease of maintenance, the system allows quick bulb replacement and straightforward installation. Its adjustable positioning and compatibility with common mounting fixtures facilitate versatile use in food presentation and holding stations. The high-wattage infrared bulbs deliver focused heat, supporting optimal food temperature preservation during service operations.

  • High-performance infrared bulbs: 4 x 250 watt bulbs for consistent heat output
  • Durably constructed with heat-resistant materials for continuous use
  • Easy to maintain and replace: Simple bulb replacement mechanism
  • Versatile mounting options: Compatible with common fixture setups in foodservice environments
  • Precise heat delivery: Focused infrared radiation for effective warming

Ideal for food display, heat retention, or buffet line application in busy commercial kitchens.

DUKE BL-4 Technical Specs

The Duke BL-4 application features a self-contained design powered by four 250-watt infrared bulbs, housed in a sturdy, heat-resistant metal casing. It operates with a standard voltage configuration (specific voltage details not provided), and its overall weight is 17 lbs, ensuring stability during operation. The fixtures are constructed from durable materials suited to continuous use in commercial environments, with a focus on ease of disassembly for maintenance. The system employs high-quality infrared technology to deliver effective, focused heat, supporting food warmth in medium-volume service settings. It is optimized for quick bulb replacement and straightforward installation, with dimensions conducive for standard mounting options. Safety and material compatibility make it a reliable choice for professional foodservice operations, especially where consistent, dependable heat is required.

  • Electrical Requirements: Voltage and frequency details not specified; designed for standard commercial power supply
  • Cooling Method: Air-cooled for heat dissipation
  • Construction & Finish: Metal housing with durable finish
  • Dimensions: Not specified; designed for standard mounting compatibility
  • Material Safety: Heat-resistant, food-safe materials ensuring safety during operation
  • Temperature Resistance: Operating temperature suitable for continuous use in warm foodholding applications
  • Recycling & Maintenance: Easy bulb replacement, quick disassembly for cleaning
  • Electrical compatibility: Designed to operate on standard commercial power systems
  • Mounting compatibility: Suitable for integrated fixture mounting systems
  • Usage scenario: Perfect for buffet lines and food display units
  • Space efficiency: Compact design suitable for various installation configurations
  • Installation clearance: Sufficient airflow and clearance required for optimal operation

What is a commercial heat lamp bulb type

A commercial heat lamp bulb type is a high-intensity infrared heating element designed for food service applications. It typically features specialized infrared technology to provide focused, efficient warmth for food display, holding, or transportation. The Duke BL-4 model includes four 250-watt infrared bulbs, making it suitable for medium-volume settings like buffets, cafeterias, and catering stations. Installed in dedicated fixtures, these heat lamps maintain consistent food temperatures, enhance presentation, and improve operational workflow in busy commercial kitchens. They are ideal for environments requiring reliable, high-performance warming solutions that support food safety and presentation standards.

Top infrared heat lamps for medium-volume foodservice settings

Designed for medium-traffic commercial kitchens, the Duke BL-4 infrared heat lamp kit offers robust heating with four 250-watt bulbs, built for durable, restaurant-ready performance. The compact, self-contained design supports reliable operation in buffet lines and food displays. Duke BL-4 is suited for professional foodholding environments requiring consistent, focused heat for high-quality presentation.

  • Operation for medium-volume foodservice environments
  • Suitable for compact commercial spaces and buffet lines
  • Ideal for buffet and food display applications
  • Supports moderate throughput operations
  • Designed for professional food presentation and holding

Why Choose Duke BL-4 Bullet Lamps Infrared Heat Bulb

Why choose Duke BL-4 Bullet Lamps Infrared Heat Bulb over comparable units? Its high-quality infrared bulbs deliver focused, consistent heat while maintaining durability with heat-resistant construction. The self-contained design simplifies installation and maintenance, decreasing downtime. Featuring precise wattage and versatile mounting options, it ensures reliable performance for professional foodservice environments, supporting efficient food presentation and safety.

  • Compact footprint optimized for tight kitchen spaces
  • Built for continuous operation with high durability in commercial settings
  • Designed for quick bulb replacement minimizes service disruptions
  • Concentrated infrared heat enhances food quality and temperature control
  • Standardized mounting options support diverse installation scenarios

Customer reviews

Duke BL-4 Bullet Lamps Infrared Heat Bulb (4) 250 Watt Each
Duke Manufacturing

Duke BL-4 4 Bulbs Infrared Heat Lamp 250 Watt for Food Warming

$1,179.80 $2,386.00

Duke Manufacturing, BL-4, Bullet Lamps, Infrared, heat bulb (4) 250 watt each