Skip Content

Round Infrared Window,75mm dia,Type 3/12 close
close x

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.
How can we improve our Product Images?

Round Infrared Window, 75mm dia, Type 3/12

Price $511.00 / each

Please sign in or register to access lists

Confirm ZIP Code to determine availability.


Invalid Zip Code


Ship to: (Change)


Invalid Zip Code

  • Item # 4LHD1
  • Mfr. Model # Fluke-075-CLKT
  • UNSPSC # 31242002
  • Catalog Page # N/A
  • Shipping Weight 0.7 lbs.
Country of Origin United KingdomCountry 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

Technical Specs

  • Item3" Round Infrared Window
  • Crystal Insert Size75mm dia.
  • Viewing Aperture Size68mm dia.
  • Viewing Aperture Area3632 sq. mm
  • Window Thickness2mm
  • NEMA RatingType 3 and 12
  • IP RatingIP65
  • Gasket Maximum Temperature250 Degrees C (482 Degrees F)
  • Body Maximum Temperature659 Degrees C (1219 Degrees F)
  • Optic Maximum Temperature1400 Degrees C (2552 Degrees F)
  • Voltage RangeAny
  • UseIndoor, Outdoor
  • ComponentsGrounder Metal
  • Body MaterialAluminum
  • Special FeaturesAllowing the Thermographer to See Potential Problems in Visual Light and Thermographic Mode, Each Infrared Window Comes Complete with a Security Access Key, Installation Instructions and Self Adhesive Drilling Template
  • IncludesAccess Key and Installation Instructions on a CD
  • Manufacturers Warranty LengthLifetime Replacement Against Manufacturing Defects

Compliance and Restrictions



Tested to withstand an electric arc up to 50kA for 30 cycles. ClirVu® technology gives a clear, unobstructed view. Grounding standard compliance is effortless with AutoGround™. Features 3"-dia. viewing pane.

Alternate Products

Rated 0 out of 5
  • 2015-03-26T20:23:19.846-05:00
  • bvseo_lps, prod_bvrr, vn_prr_5.6
  • cp-1, bvpage1
  • co-noreviews, tv_0, tr_0
  • loc_en_US, sid_4LHD1, prod, sort_default
0-0 of 0

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.