Thomas Betts 333P Twist-on Wire Connector Yellow 600V 100pk

Product Description

The THOMAS BETTS 333P is a standard twist-on wire connector rated for 600 volts, designed for making reliable splices in residential and light commercial electrical wiring. The yellow color coding identifies a specific wire gauge range at a glance, speeding up the connection process on busy job sites. Built with corrosion-resistant construction, this connector holds up in damp and harsh environments where standard connectors can fail prematurely. Electricians and maintenance technicians install these by hand without tools, twisting the connector clockwise over stripped conductors to form a tight, secure splice. Each package contains 100 connectors.

The 333P is suited for general wiring applications in residential, commercial, and light industrial settings. Common uses include junction box splices, fixture connections, and panel wiring. The corrosion-resistant design makes it a practical choice for installations in locations exposed to moisture or chemical vapors. The 100-count packaging supports production installs where a large number of connections are made in a single job.

Key Features

• 600-volt rating suitable for standard branch circuit and fixture wiring
• Yellow color coding for quick gauge identification on the job
• Corrosion-resistant construction for use in damp or harsh environments
• Twist-on installation requires no tools
• RoHS compliant and UL Listed
• Packaged in 100-count quantities for high-volume installs

Compatibility

Designed as an OEM-style replacement and general-use twist-on wire connector for standard residential and commercial electrical wiring applications.

Installation Notes

Installation should be performed by a licensed electrician in accordance with NEC requirements. Always de-energize the circuit and verify voltage absence with a meter before making or breaking any wire connections. Strip conductors to the appropriate length per the connector manufacturer guidance, then twist the connector clockwise until it seats firmly with no exposed copper visible. Do not overtighten or use pliers on the connector body, as this can crack the shell and compromise the connection.