Description
Monster Overview:
Power up your wiring projects with SES Opti-Seal™ Yellow Crimp and Seal Butt Connectors. Designed for 12–10 AWG wire, these waterproof connectors feature seamless construction and crystal-clear tubing that allows for quick visual inspection during and after installation.
Made in the USA and fully RoHS compliant, these connectors combine a heavy-duty tinned copper barrel with adhesive-lined heat shrink tubing for a long-lasting IP67-level seal. Ideal for marine, trailer, and automotive wiring.
Monster Features:
- Brand: SES Opti-Seal™
- Connector Type: Crimp and Seal Butt Connector
- Seal Type: Crimp & Seal with adhesive-lined heat shrink tubing
- Made in: USA
- Tubing: Crystal-clear polyolefin with 3:1 shrink ratio
- Visual Inspection: Transparent body allows for real-time crimp and seal confirmation
- Waterproof Rating: IP67 when properly installed*
- Compliance: RoHS compliant – no hazardous metals
Monster Specifications:
- Color Code: Clear with Yellow Stripe
- Wire Gauge: 12–10 AWG
- Part #: OS55-10
- Seam Type: Seamless barrel
- Material: Tinned copper + adhesive-lined heat shrink tubing
Installation Instructions:
- Strip both wires to 5/16" (8 mm)
- Insert wires fully into each side of the barrel
- Crimp securely using a ratcheting crimp tool
- Apply heat evenly until tubing shrinks and adhesive seals fully around the wire insulation
For best results: Use a heat tool capable of 1000 °F (538 °C). Do not isolate flame—rotate and distribute heat evenly to avoid scorching or incomplete sealing.
Order Yours Today from Monster Bolts!
Monster Bolts delivers the highest-quality sealed connectors in the industry. Stock up on SES Opti-Seal Yellow Butt Connectors for dependable splicing in even the harshest conditions. Fast U.S. shipping and expert support included.
* There is no official UL standard for “waterproof” electrical connectors. When properly installed, these typically meet IP67: dust-tight and protected from temporary immersion (15 cm to 1 m for up to 30 minutes).