Arlington Industries Zinc Die-...
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Arlington Industries Zinc Die-Cast Single Screw Squeeze Connector with Round End Stop - 1/2" Knockout

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Model: L421
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$50.78
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Arlington Industries Zinc Die-Cast Single Screw Squeeze Connector with Round End Stop

Professional-Grade Concrete Tight Connection Solution

The Arlington Industries Zinc Die-Cast Single Screw Squeeze Connector is an innovative cable connection solution designed to solve challenging installation requirements in concrete and masonry applications. This zinc die-cast connector features a precision-engineered round end stop for Flex, AC, and MCI cable applications, delivering concrete-tight performance that electrical professionals demand.

Innovative Features & Benefits

Advanced Connection Technology

  • Single Screw Squeeze Design - Provides secure cable grip with minimal installation time
  • Precision Round End Stop - 0.620" diameter ensures optimal cable positioning and strain relief
  • Zinc Die-Cast Construction - Superior corrosion resistance and long-lasting durability
  • 1/2" Knockout Compatibility - Perfect fit for standard electrical boxes and enclosures

Professional Performance

  • Concrete Tight When Taped - Prevents moisture infiltration in demanding environments
  • Multi-Cable Compatibility - Works with Flex, AC, and MCI cable types for versatile applications
  • UL and CSA Listed - Meets rigorous safety and performance standards

Technical Specifications

Trade size: 1/2" knockout, zinc die-cast material, cable range 0.850" - 0.910", end stop diameter 0.620", height 1.420", silver finish, UL and CSA listed for professional electrical installations.

Quick Installation Process

  1. Insert connector through 1/2" knockout opening in electrical box
  2. Position cable within 0.850" - 0.910" range for optimal grip
  3. Tighten single screw to secure cable connection
  4. Verify round end stop provides proper strain relief
  5. Apply appropriate tape for concrete-tight seal when required
  6. Test connection security before energizing circuit

Perfect Applications

Ideal for:

  • Concrete Construction - Foundation work, basement installations, and masonry applications
  • Commercial Buildings - Office complexes, retail spaces, and institutional facilities
  • Industrial Facilities - Manufacturing plants, warehouses, and processing facilities
  • Residential Projects - Home construction, renovations, and electrical upgrades
  • Flex Cable Connections - Motor connections, equipment wiring, and flexible conduit systems
  • AC Cable Applications - Armored cable installations requiring secure termination
  • MCI Cable Systems - Metal-clad cable connections in commercial and industrial settings
  • Moisture-Prone Areas - Locations requiring concrete-tight sealing protection

Squeeze Connector Advantage

Arlington's single screw squeeze design eliminates the complexity of traditional multi-screw connectors while providing superior cable retention. The precision-engineered round end stop ensures consistent performance and prevents cable damage during installation.

Why Choose Arlington Innovation?

Since 1949, Arlington Industries has been the trusted choice for electrical professionals seeking reliable, time-saving solutions. Our zinc die-cast squeeze connectors combine proven durability with innovative design features that simplify installation while ensuring long-term performance in the most demanding applications.

Manufacturer Resources

Product Specs

Cable Range:
0.850 - 0.910
Color:
Silver
End Stop Diameter:
0.62
Height:
1.420"
Knockout Size S :
1/2"
Listing:
UL, CSA
Material S :
Zinc
Standard Packaging:
250pcs
Trade Size:
1/2"
Weight:
0.086 lbs/each
Width:
1.420"
Product Type:
Combination Conduit Fittings
Product Group:
Conduit and Cable Fittings
Department:
Electrical
Product Subgroup:
General Fittings