FLIR IRW Infrared Inspection Windows

  • BROADBAND TRANSMISSION

    FLIR IR Windows broadband crystal lenses transmit short, mid, and longwave IR while also allowing illumination to shine through.

  • DURABLE STAINLESS STEEL OPTION

    Choose the standard anti-corrosion anodized aluminum frame, or if there are mixed-metal concerns, opt for durable stainless steel.

  • PIRMA-LOCK RELIABILITY

    Tried and true FLIR PIRma Lock locknut technology holds the ring in place so there’s no need for extra screws.

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Description

FLIR Infrared Camera Window with PIRma Lock

FLIR IR Windows add a barrier between you and energized equipment, protecting you from arc flash accidents. IR windows are easy to install, easy to use, and will help you work with greater confidence. You’ll perform inspections more efficiently and reduce the threat of arc flash injury, all while staying in compliance with NFPA 70E requirements.

Choose the anodized aluminum frame, or opt for durable stainless steel to prevent mixed metal issues.

FLIR IR Window Options

  • FLIR IR Window Aluminum 3 inch
  • FLIR IR Window Aluminum 4 inch
  • FLIR IR Window Stainless 2 inch
  • FLIR IR Window Stainless 3 inch
  • FLIR IR Window Stainless 4 inch

 

FLIR IR Window 4 inch Technical Specifications

OVERVIEW
Body MaterialAnodized Aluminum
Broadband IR Short Mid & Longwavex
Maximum Operating Temperature500°F/260°C
NEMA Environment TypeType 4/12 (outdoor/indoor)
Required Hole Diameter (Nominal)4.5" (114.3mm)
WarrantyLimited Lifetime Warranty Against Manufacturer Defects
Window Thickness2mm (0.07")
IMAGING & OPTICAL
Broadband IR Short Mid & Longwavex
Crystal Insert Diameter95mm (3.74")
Greenlee Punch742BB
Overall Thickness29.25mm (1.15")
Picture-in-Picture & Fusion Image Blendingx
Viewing Aperture Area6221mm^2 (9.64in^2)
Viewing Aperture Diameter89mm (3.50")
Visible Light Spectrumx
MEASUREMENT & ANALYSIS
CSA Certification Product Class 3211 07x
KEMA [IEC 62271-200]Arc flash test standard: 5kV, 63kA for 30 cycles at 60Hz
Maximum Pullout Strength1678 kg (3700 lbs)
TUV [ANSI - IEEE C37202 section A36]Impact Resistant Cover
TUV [IEC 60068-2-3]15-day extreme humidity withstand
TUV [IEC 60068-2-6]102 m/s^2 vibration withstand
TUV [IEC 60529]IP69
UL 50 EnvironmentType 4/12
Underwriters Laboratories [UL 50V]x
ENVIRONMENTAL & CERTIFICATIONS
Maximum Operating Temperature260°C (500°F)
NEMA Environment TypeType 4/12 (outdoor/indoor)
Optic Maximum Temperature1355.6°C (2474°F)
Voltage RangeAny
WarrantyLimited Lifetime Warranty Against Manufacturer Defects
GENERAL
Body MaterialAnodised Aluminum
Overall Height136.5mm (5.37")
Overall Width127.44mm (5.01")
Packaging Size165 x 175 x 40 mm (6.50 x 6.89 x 1.58 in.)
Required Hole Diameter (Nominal)114.3mm (4.5")
Window Thickness2mm (0.07")
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GTEK Infrared specialises in Thermal Imaging Cameras, Infrared Camera Lenses, and OEM solutions including Infrared Camera Cores, Modules, and Components.

To help you get the best value out of your IR camera, we also deliver ISO certified Thermographic Training.

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GTEK Newsletter FLIR Thermal Cameras Australia
Australian Distributor 2025

GTEK Infrared is the #1 FLIR distributor in Australia for Thermal Cameras, Thermography Training, and after sales support and advice.

* Source: FLIR USA – November 2025