Twister^® Al-Cu Wire Connectors

Experience your trusted solution for tough retrofit applications with the Twister® Al/Cu purple wire connector. This unique offering is CSA-certified and the only UL-listed aluminum-to-copper twist-on connector on the market. Pre-filled with an antioxidant compound, the connector prevents aluminum oxidation while providing a secure connection. The long entry cap keeps the compound inside while increasing dielectric strength. Grip this connector with ease using its swept wings, then install smoothly as the durable shell flexes. The ribbed cap permits quick and easy installs by hand or with a nut driver. The Twister Al/Cu connector provides your secure and reliable choice for retrofitting older residential buildings with aluminum wiring.

• AL/CU CONNECTIONS: Supports aluminum-to-copper and copper-to-copper applications from #18 to #10 AWG wire — do not use on aluminum-to-aluminum connections
• RETROFIT APPLICATIONS: Perfect for retrofitting older residential buildings with this one-time use connector
• CORROSION RESISTANCE: Prevents oxidation of aluminum conductors with pre-filled antioxidant compound
• PROTECTIVE SKIRT: Extended opening keeps the antioxidant compound inside while increasing dielectric strength
• SECURE CONNECTIONS: UL-Listed to 486C and CSA-Certified to C22.2 #188 for aluminum-to-copper connections up to 600V, as well as the only twist-on solution to comply with NEC Section #110-14 (b)
• HIGH-LEVERAGE WINGS: Engineered for twisting action with comfortable wings, reducing your hand strain
• LIVE-ACTION SPRING: Installs smoothly with a spring that expands and contracts with the aluminum wiring, delivering superior hold strength and quick take-up
• IMPACT STRENGTH: Durable copolymer shell withstands grabbing and pulling from tools