Eaton QLK50D Quick-Lok Connector - Duplex Steel 1/2"
Part Number: QLK50D
Quick Summary
QLK50D Quick-Lok connector from Eaton enables fast, secure termination for AC/MC and FMC cabling in industrial panels. Many panel builds struggle with time-consuming wiring and variable sealing, leading to rework and reliability concerns. It aligns with NEC/CEC standards and is classified for Ordinary/Non-Hazardous Locations, with UL Canada certification references providing additional confidence. Designed for compact spaces, the steel duplex body handles routine vibration and exposure in demanding environments, reducing maintenance cycles. Selected by OEMs for predictable installation and repeatable performance, the QLK50D helps shorten project timelines and lowers total cost of ownership. Secondary benefits include compatibility with AC/MC and FMC conduits and a 1/2" trade size that fits common industrial cabling schemes.
Product Information
Extended Description
QLK50D Eaton: Eaton Crouse-Hinds series Quick-Lok QLK connector, 0.433-0.600" cable opening, AC/MC and FMC, Duplex, Steel, 1/2"
Product Name
Eaton Crouse-Hinds series Quick-Lok QLK connector
Catalog Number
QLK50D
UPC
784564059055
Product Length/Depth
1.63 in
Product Height
1.31 in
Product Width
1.31 in
Product Weight
0.1 lb
Area classification
Ordinary/Non-Hazardous Locations
Standards type
NEC/CEC
Conduit type
AC/MC and FMC
Connector type
Duplex
Material
Steel
Cable opening (min/max)
0.433-0.600 in
Trade size
1/2"
Crouse-Hinds series Quick-Lok Connectors - AC/MC and FMC catalog page
Quick-Lok Connectors - AC/MC and FMC Canadian certification
Quick-Lok Connectors - AC/MC and FMC Canadian certification
Eaton Specification Sheet - QLK50D
Feature: Conduit type compatibility with AC/MC and FMC. Business Impact: Streamlines wiring in control panels and enclosures, reducing install time and potential miswiring. Application: Suitable for machine builders and integrators seeking reliable panel terminations. Feature: Cable opening range of 0.433-0.600 in. Business Impact: Accommodates a broad range of cables, improving fit and reducing the need for adapters. Application: Ideal for varied field cabling while maintaining seal integrity. Feature: Steel construction. Business Impact: Enhances durability and vibration tolerance, lowering maintenance costs in harsh environments. Application: Industrial environments with frequent panel access and equipment movement. Feature: Duplex connector type. Business Impact: Facilitates two-wire terminations in a compact footprint, increasing packing density in panels. Application: Small to mid-size enclosures where space is at a premium. Feature: Compact dimensions (1.63 in L, 1.31 in H/W) and light weight (0.1 lb). Business Impact: Simplifies installation in tight spaces and reduces overall panel weight. Application: OEM assemblies and field-installed cabinets where weight and space matter. Feature: NEC/CEC compliance and Ordinary/Non-Hazardous Location rating. Business Impact: Supports regulatory compliance and safe operation in typical industrial facilities. Application: Wiring in non-hazardous areas under NEC/CEC guidance while maintaining UL Canada certification references.
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FAQs
The QLK50D accepts a 0.433-0.600 in cable opening and uses a 1/2 in trade size, enabling secure terminations in control panels. To install, align the conduit with the receptacle, insert cables within the specified opening, and tighten per standard torque guidelines to ensure a proper seal and reliable pull-out resistance in typical industrial environments.
The QLK50D is rated for Ordinary/Non-Hazardous Locations and complies with NEC/CEC standards, making it suitable for non-hazardous industrial applications. For hazardous locations, an alternative certified solution would be required per local codes.
Key certifications include NEC/CEC compliance and Ordinary/Non-Hazardous Location classification. Canadian certification references are available via UL listings, providing additional assurance for cross-border installations and adherence to regional standards.
The QLK50D measures 1.63 inches in length, 1.31 inches in height and width, and weighs 0.1 pounds. Its compact footprint supports dense panel layouts while maintaining robust mechanical integrity for everyday industrial use.
The Quick-Lok design enables fast, repeatable terminations with a secure seal, reducing field labor and rework. Its steel duplex body offers durable performance in vibration-prone environments, improving enclosure reliability and lowering maintenance frequency for OEMs and integrators.