3M Electrical Spring Connector 312-POUCH, Yellow, 100 per Pouch
$11.45/c (100 ea)
Item usually ships within 6 to 8 Days
Order in multiples of 1000 (pack qty)
Manufacturer 3M Electrical Commercial and Industrial
Mfg Catalog # 312-POUCH
OneSource Part # 16670
Yellow Wire Connector (100/Pouch)


3M™ Electrical Spring Connector 312 is used to connect 2 or more copper conductors in a pigtail application. Its nylon construction provides a flame-retardant property to the connector, making it ideal for use in applications that require safety. The spring design allows them to spin on quickly and tighten down easily.

3M™ Electrical Spring Connector 312 delivers uniform holding power for reliable electrical connections. Wings enable easy, high torque installation. The spring inside the connector has a durable steel construction with a corrosion-resistant coating. It offers enough space to accommodate a wide range of solid or stranded copper wires. UL Listed, CSA Certified and RoHS 2011/65/EU Compliant.

  • Used for connecting and insulating wires in a pigtail application
  • Twist-on type for quick connection
  • Used for appliances and fixtures, automotive and marine, commercial construction, industrial construction and residential construction
  • Delivers uniform holding power
  • Accommodates a range of 22 to 10 AWG copper conductors
  • Yellow flame-retardant nylon construction
  • Withstands temperatures up to 221 degrees F (105 degrees C)
  • 300V- or 600V-rated depending on wire combination for copper conductors and 1000V-rated for signs, fixtures or luminaires
  • UL Listed, CSA Certified and RoHS 2011/65/EU Compliant
  • 100/pouch


UL, IEC, and CSA
22 - 8 AWG
Twist On
3M™ Electrical Spring Connector
105 Degree Celsius
221 Degree Fahrenheit
600 V
22 AWG
3M™ Electrical Spring Connector
RoHS 2011/65/EU compliant without exemption

Legal Disclaimer

  • Manufacturing Origin: USA
  • The designation that a product is Manufactured in the USA means the product undergoes substantial transformation in one of our U.S. Manufacturing plants. Some products contain imported components.
  • Note: 3M products offered on a government contract that require country of origin representation must be certified by 3M Trade Compliance. Contact customer service at 800-245-3573 to request a certificate.

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