3M™ Cold Shrink Connector Insulators 8420 and 8430 Series are designed using 3M’s proprietary cold shrink delivery system. Products are supplied prestretched on a removable core for efficiency and ease of installation. Removal of the core (unwinding) after positioning the splice allows the product to shrink into position forming a moisture-tight seal. The live memory action of the specially formulated EPDM material promotes a permanent, durable environmental seal and insulation, with a typical operating temperature range from -40–194°F (-40–90°C).The 8420 insulator meets requirements of ANSI C119-1 and Western Underground Guide 2.14 for secondary splices rated up to 1 kV.Applications: Primary electrical insulation for all solid dielectric (rubber and plastic) insulated wire and cable splicing rated to 1000 V. Good for repairs and environmental sealing for communication and other non-electrical applications.Important: Use insulation jacket or connector O.D. for final ordering criteria.* Mastic pads included for cable O.D. build-up. ** Kit contains adapters. *** These sizes are listed for availability only and are not designed to be usedas primary insulation. These tubes are for conduit sealing and breakouts. ****Maximum connector length: 5.625Point of Purchase packaging designated by P. Example: 8423-6P3M™ Cold Shrink Insulator 8425-8, 2-1/0 AWG (35-50 mm²), 10/case

3M 8425-8 is now available from Williams Automation.

If you need a specific firmware version or series for this item, please call or email us with your request. We can also provide specifications and/or a data sheet for this item upon request. Please call or email us if you need one.

We offer Overnight shipping for most items listed on our website. Please get in touch with us to confirm whether the product can ship overnight on the day of your order. Cutoff times are typically 2-3 PM EST. Lead times can range from 1 to 4 business days.

Call (803) 761-7027 if you have any questions about availability, or email us at sales@williamsautomation.com.