A bright yellow Klein 5/8-inch electrical wire connector on a solid white background.
A yellow threaded wire connector shown on a white background with callout labels reading 'Key Features,' including 'Quick-Bite Spring,' 'Durable & Reliable UL listed,' and 'Curved Wing Provides added leverage.'.
A bright yellow Klein 5/8-inch electrical wire connector on a solid white background.
A yellow threaded wire connector shown on a white background with callout labels reading 'Key Features,' including 'Quick-Bite Spring,' 'Durable & Reliable UL listed,' and 'Curved Wing Provides added leverage.'.
Klein

Klein Tools YWC250 Yellow Winged Twist-On Wire Connectors, 18–10 AWG, 250-Pack

In stock
SKU: YWC250
$29.98 USD

Description

Klein Tools YWC250 Yellow Winged Wire Connectors, 250-Pack

Klein Tools YWC250 Yellow Winged Wire Connectors provide secure twist-on electrical connections across an 18–10 AWG conductor range. Their curved wing design offers added leverage for tightening, while the quick-bite spring grips conductors during installation. A compact polypropylene shell helps conserve space inside electrical boxes, and the 5/16-inch hex top works with compatible nut drivers and power tool accessories. This 250-pack is UL Listed as a pressure-type wire connector for professional electrical installation applications.

Best Used For

Residential and commercial electrical wiring, junction boxes, lighting connections, electrical device installation, and general-purpose conductor splicing within the manufacturer's approved wire combinations and electrical ratings.

Key Features and Benefits

  • Curved wings provide added hand leverage for tightening difficult wire combinations.
  • Quick-bite internal spring grips conductors for secure connections.
  • 18–10 AWG wire range supports a variety of electrical wiring applications.
  • 5/16-inch hex top accepts compatible nut drivers and power tool accessories.
  • Compact connector design helps maximize available space inside electrical boxes.
  • Durable polypropylene shell withstands demanding jobsite conditions.
  • UL Listed pressure-type connector.
  • Rated for 600V building wiring and 1,000V signs or luminaires.
  • Maximum operating temperature of 221°F (105°C).
  • Bulk package contains 250 yellow twist-on wire connectors.

What's Included

  • (250) Klein Tools Yellow Winged Twist-On Wire Connectors

Safety Information: Not weatherproof and not rated for underground use. Disconnect power before installation. Follow the manufacturer's approved conductor combinations, installation instructions, and applicable electrical codes.

Technical Specifications

Parameter Specification
Brand Klein Tools
Model / MPN YWC250
Product Type Standard Twist-On Wire Connector
Color Yellow
Wire Gauge Range 18–10 AWG
Minimum Wire Gauge 18 AWG
Maximum Wire Gauge 10 AWG
Connection Type Twist-On, Pressure-Type
Shell Material Polypropylene
Wing Design Curved Wings
Internal Spring Quick-Bite Spring
Hex Top Size 5/16 in
Maximum Voltage — Building Wires 600 V
Maximum Voltage — Signs or Luminaires 1,000 V
Maximum Operating Temperature 221°F (105°C)
UL Listed Yes
Weatherproof No
Underground Use No
Package Quantity 250 Connectors
Package Length 4.1 in
Package Width 4.1 in
Package Height 6.8 in
UPC 092644350429
UL Listed pressure-type connectors. For dry-location electrical installations only. Verify approved conductor combinations and disconnect electrical power before installation.