NSPA OptiSeal Waterproof Crimp and Seal Ring Terminals, Yellow 10-12 AWG

Ring Stud Size: #10 Stud
Package Quantity: 10
Sale price$7.12


Yellow crimp and seal, long-neck ring terminal connectors.  These are Waterproof NSPA OptiSeal crystal clear heat shrink adhesive-lined sealed electrical connectors.  These are RoHS compliant and made in the USA. There simply is no better product made.

  • Color: Crystal Clear with Yellow Stripe
  • Wire Size: Yellow (12-10 AWG)
  • Part #: OS110-10, OS110-14, OS110-38
  • Product Name: SES Opti-Seal, Crystal Clear Sealed Long Neck Ring Terminal Crimp Connector
  • Type: Crimp and Seal with Heat Shrink Tubing
  • Seam Type: Seamless


  1. Strip wire, wire length 5/16" (8mm)
  2. Insert wire into barrel 
  3. Crimp wire to barrel 
  4. Heat tubing 

For best results: Use heat device of at least 1000°F/538°C. Don’t overheat tubing. Don’t isolate flame. Distribute heat evenly over tubing. 

NOTE : Crimping tool and Heat Source to reduce tubing and seal connector needed.  Butane Torch and Ratcheting Crimp tool recommended.  Questions, Please ask.

* There is no official UL Standard for 'waterproof' electrical connectors. Connectors would most likely fall in the IP67 range (IP - Ingress Protection, 6 - Totally protected against dust, 7 - Protected against the effects of temporary immersion between 15cm and 1m. Duration of test 30 minutes)

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