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Milwaukee® Switch (For Use With 7"/9" Grinder)

Airgas Part #:MET23-66-2721

Manufacturer Part #:23-66-2721


$23.07 /Each
Each

Item Details

  • The Milwaukee Electric Tool Corp 23-66-2721 is a genuine original equipment manufacturer (OEM) heavy-duty dual-pole, single-throw (DPST) power control module. It is engineered to govern alternating current (AC) power distribution to the motor assemblies of high-capacity industrial corded abrasive machinery, specifically 7-inch and 9-inch large angle grinders.

Features

  • Mechanical Detent Lock-On Button: Lowers hand fatigue during continuous metal fabrication cycles.
  • DPST Isolated Architecture: Interrupts both Hot and Neutral lines simultaneously for safe user isolation.
  • Contamination Resistant Shielding: Deflects conductive metal dust and slag particles from fouling contacts.
  • True OEM Tolerances: Eliminates mechanical handle binding and terminal screw strip-out risks.
  • Arc-Suppression Metallurgy: Silver-alloy tips engineered to suppress arc-welding and pitting during inductive circuit interruption.
  • Ergonomic Polymer Slider: Thumb-actuated external button for mechanical locking.

Specifications

  • Manufacturer: Milwaukee Electric Tool Corporation
  • Part Number (MFR#): 23-66-2721
  • UPC: 045242194872
  • Alternate Engineering Identifiers: 23662721, 760245012
  • Circuit Form Configuration: Dual-Pole, Single-Throw (DPST)
  • Operation Mode: Manual Push-Button with Integrated Mechanical Slide/Push Lock-On
  • Contact State Configuration: Normally Open (N.O.)
  • Primary Electrical Connection Interface: Screw Terminals / Quick-Connect Lead Receptacles
  • Current Compatibility: 15.0 Ampere high-inductive industrial motor loads
  • Ingress Protection (IP) Base Rating: IP00 (Requires enclosure inside handle housing)
  • Enclosure / Housing Base Material: Fiberglass-reinforced Polyamide (Nylon) and thermodynamic structural plastics
  • Conductive Elements: Electrolytic Copper (Cu)
  • Terminal Hardware: Zinc-plated steel alloy
  • Contact Point Metallurgy: Silver-alloy clad contact tips
  • Locking Mechanism Componentry: Hardened carbon-steel detent springs
  • Length: 2.15 inches
  • Width: 1.10 inches
  • Height / Depth: 1.65 inches
  • Net Weight: 0.08 lbs (36.3 grams)
  • Color Profile: Matte Black
  • Compatibility: Milwaukee 6088-30 (Serial Breaks B43A, B43B, B43C)
  • Compatibility: Milwaukee 6088-31 (7"/9" Grinder Variants)
  • Compatibility: Milwaukee 6089-30 (Serial Breaks B45A, B45B, B45C)
  • Regulatory Standards: UL Listed, CSA Certified, OSHA Tool Compliance

Applications

  • Industrial Metal Fabrication: Governing power to 15A grinders for weld bevels and structural I-beam smoothing.
  • Shipbuilding and Marine Overhaul: Continuous-run operations for scale and rust remediation on vessel hulls.
  • Foundry and Casting Cleanup: Grinding casting gates, risers, and parting lines in high-dust atmospheres.
  • Petrochemical and Pipeline Maintenance: Field pipeline beveling, weld-pass cleaning, and structural reinforcement fabrication.

Product Attributes

Product Type

» Switch