Philmore 45-810B-BL — Insulated Blue Butt Connector
The Philmore 45-810B-BL insulated butt connector provides a straightforward, reliable method to join two conductors while maintaining electrical continuity and basic environmental protection. The molded insulation reduces exposure to abrasion and vibration at the splice and delivers color-coded identification to speed troubleshooting and maintenance. Its compact form factor allows placement in tight junction boxes, equipment racks, and camera or AV mounting enclosures where space is limited. Installers and technicians achieve repeatable mechanical and electrical connections when the splice is crimped using a correctly sized ratcheting crimper or equivalent tooling. The connector supports both field service repairs and bench wiring for OEM harness assembly or routine MRO tasks, helping preserve a professional appearance and consistent performance. Because this is a low-voltage splice method, verify conductor compatibility and application requirements before use to ensure a proper match with wiring and tooling. Inspect each crimped joint for continuity and mechanical security to maximize service life.
Tri-Tek Electronics stocks and ships Philmore parts for customers in Arizona — including Phoenix, Mesa, Chandler, Tempe, Gilbert, Scottsdale, and Glendale — and serves nationwide accounts; our technical staff can assist with fit, tooling, and on-site installation considerations.
Key Features:
- Insulated sleeve for basic abrasion and vibration protection
- Color-coded blue insulation for rapid wire-size identification
- Compact profile suitable for confined junction boxes and enclosures
- Designed for crimp termination with matched tooling for repeatable results
- Suited to both field splices and bench wiring operations
Specifications:
- Manufacturer: Philmore
- MPN: 45-810B-BL
Typical Applications:
- Field splicing for low-voltage security camera and access control wiring
- Audio/video system cable joins and repairs
- General electrical maintenance and MRO wiring tasks
- OEM harness assembly and bench wiring operations
- Quick repairs in confined junction boxes and enclosures
Installation or Use Example:
During a CCTV camera installation, a technician strips the camera power conductors and the feed conductors to the recommended strip length, inserts corresponding wires into the butt connector, and crimps with a matched ratcheting crimper. The insulated sleeve keeps the splice protected inside the camera junction box; the installer then verifies continuity and secures the box cover for a tidy, serviceable result.
Tri-Tek Electronics is an authorized distributor of this product with manufacturer warranty support and nationwide availability.






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