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120' Mid-Stiff Modular Pipeline Inspection Reel - Milwaukee Electric Tools

Part #: 3973-20

The Milwaukee Electric Tools 3973-20 is a 120' Mid-Stiff Modular Pipeline Inspection Reel designed for diagnostic applications in drain lines.

Key Features

  • High-Resolution Camera: Features a high-resolution camera that provides clear images within drain lines.
  • Self-Leveling HDR Camera Head: Equipped with a 25 mm self-leveling High Dynamic Range (HDR) camera head, protected by a Sapphire Crystal lens.
  • Digital Zoom: Offers digital zoom capabilities up to 4X, allowing for detailed inspection.
  • Optimized Light Output: The system can optimize light output to enhance visibility inside pipes.
  • Pitch Sensing: Includes a pitch sensing feature that displays the pipe grade on-screen.
  • M18™ System Integration: Powered by the M18™ 500GB Control Hub, part of the M18™ Modular Pipeline Inspection System.
  • ONE-KEY™ Enabled: Integrated with ONE-KEY™ technology for tracking, managing, and locking functions.
  • Cordless Operation: Operates on a cordless power source utilizing the M18™ battery system.
  • Hot-Swappable Batteries: Allows for battery changes without necessitating a system shutdown.
  • Onboard Monitor Mount: Features an integrated mount for a monitor, facilitating viewing and transportation.
  • Camera Skids and Sleeve: Comes with small and medium camera skids, as well as a camera head sleeve to center and protect the camera within pipes.
  • Weather Resistant: Constructed to be weather resistant.

Applications

  • Drain Line Inspection: Primarily designed for inspecting 2-inch to 6-inch drain lines.
  • Diverse Pipe Types: Applicable for branch, main, and sewer line inspections.
  • Various Environments: Suitable for use in diverse environments such as roof vents, drain lines, and crawl spaces.
  • Diagnostic Reporting: Utilized for diagnosing issues such as bellies or improper installations within piping systems.

Benefits

  • Enhanced Visibility: Provides clear images inside drain lines, which assists in reducing washed-out areas and highlighting details in dark conditions.
  • Improved Diagnostic Capability: The pitch sensing feature contributes to easier diagnosis and more effective reporting of pipe conditions.
  • Portable Design: Features a compact design with removable backpack straps, which aids in transportation to various work sites.
  • Detailed Examination: The 4X digital zoom allows for closer inspection of fine details such as hairline fractures or root intrusions without requiring physical repositioning of the camera head.
  • Operational Continuity: The ability to swap batteries without system shutdown supports uninterrupted operation.

Specifications

  • Model Number: 3973-20
  • Cable Length: 120 ft (36.58 m).
  • Minimum Pipe Diameter: 2 in (5.08 cm).
  • Maximum Pipe Diameter: 6 in (15.24 cm).
  • Camera Head Diameter: 25 mm (0.98 in).
  • Cable Diameter: 3/8 in.
  • Screen Image: Color.
  • Battery System: M18™.
  • Material: Plastic; Metal.
  • Weight: 42.4 lbs (19.23 kg).
  • Dimensions (Length x Width x Height): 13.3 in x 17.8 in x 22.7 in (33.78 cm x 45.21 cm x 57.66 cm).
Special Order Contact For Details

$6,117.68

Free shipping on orders over $250
Lower 48 states and DC. Excludes freight and oversize items.
Add to Cart:

This product was added to our catalog on Thursday 26 February, 2026.

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