Skip Content

Please Upgrade Your Browser Grainger will no longer support Internet Explorer 8 as of 07/2018. Please upgrade your browser or contact your System Administrator for support.


Hazardous Location Unit Heater, Fan Forced, 480VAC, Amps AC 4.3, 3 Phase

  • Item # 49CU01
  • My Part #
  • Mfr. Model # HLA 12-480360-3.0-24
  • Catalog Page # 3076
  • UNSPSC # 40101819
Hazardous Location Unit Heater, Fan Forced, 480VAC, Amps AC 4.3, 3 Phase close

Using 360° Viewing:

  1. Rotate: Use top-to-bottom, side-to-side by use of mouse arrow.
  2. Zoom In: Double click on image.
  3. Zoom Out/Reset: Put photo at full zoom & then double click.

CAD Downloads

Web Price $5,457.00 / each
Activate Now

to save with

Select AdvantageSM

This item requires special shipping, additional charges may apply.

Please sign in or register to access lists

Please sign in or register to access Quote

Want to Get Free Shipping?

  • Shipping Weight 194.0 lbs.
Country of Origin USA Country of Origin is subject to change.
Note: Product availability is real-time updated and adjusted continuously. The product will be reserved for you when you complete your order. More

Product Details

Hazardous Location Fan-Forced Electric Unit Heater from MarkelĀ® Products is a heavy-gauge steel cabinet. Mounting hardware must be field-supplied. Magnetic contactor and 24V control circuit transformer are inside corrosion-resistant die-cast aluminum terminal box with knockouts for rigid metallic conduit entry.

View More

Technical Specs

  • Item Hazardous Location Unit Heater
  • Heater Type Fan Forced
  • kW 3
  • BtuH Output 12,250
  • Heater Voltage 480VAC
  • Amps AC 4.3
  • Phase 3
  • Air Flow 580 cfm
  • Overall Height 17-13/16"
  • Overall Width 22-13/32"
  • Overall Depth 19-13/16"
  • Hz 60
  • Contactor Coil Voltage 24
  • Cabinet Width 16-5/16"
  • Cabinet Depth 10-1/2"
  • Cabinet Height 17-13/16"
  • Housing Material 14 ga. Steel Cabinet
  • Housing Finish Gray Epoxy Textured Powder Coated
  • Features Cast Aluminum Terminal Enclosure, Stainless Steel Cartridge Element, Easy Access of Control Compartment, Heaters Can Be Installed On All Types of Wall Surfaces, Electric Explosion Proof Unit Heaters
  • Manufacturers Warranty Length 1 yr.
  • Standards UL and C-UL for Class I, Group C, D, Division 1, 2, Class II, Group E, F, G, Division 1, 2
  • Includes Adjustable Louvers, Manual Reset Limit
How can we improve our Technical Specifications?

Compliance and Restrictions


Alternate Products

Alternate Products may not be identical in style or function to original selection. Please compare below for more information.

Related Products

Customer Reviews

Product Reviews Disclaimer:
Grainger is neither responsible for, nor does it endorse, the content of any product review or statement posted. Any statements posted constitute the statements of the poster and are not the statements of Grainger. The statements posted by Grainger employees with the Grainger employee badge represent the views of such employees and are not the statements of Grainger. Grainger makes no representations as to the appropriateness, accuracy, completeness, correctness, currentness, suitability, or validity of any product review or statements posted, including those posted by employees with the Grainger employee badge, and is not liable for any losses, injuries or damages which may result from any such product review or statements. Use of any linked web site provided in a product review or post is at the user's own risk.