Introducing the TB2N1
The TB2N1 Transformer Base features Pelco's patented FRANGIBLE-FORCE™ technology, setting new industry standards for safe impact breakaway performance. Designed for controlled fracture and predictable failure, the TB2N1 delivers the reliability, versatility, and safety your roadside installations demand.
Why Choose TB2N1?
Industry-leading safety, versatility, and performance.
FRANGIBLE-FORCE™ Technology
Patented cast-in frangible line creates a controlled stress concentration point, encouraging predictable fracture during impact events for maximum occupant safety.
Monolithic Cast Design
One-piece aluminum casting eliminates seams and weak points, delivering superior structural integrity and consistent performance across all installations.
Proven Impact Performance
Pendulum tested to slow-speed small car impact conditions and verified through full MASH 2016 testing with a complete baseline assembly configuration.
Broad Mounting Compatibility
Fits TB1-17 and TB2-17 style mounting patterns with flexible top and bottom bolt circle dimensions for versatile pole and luminaire options.
Multiple Door Options
Choose from aluminum, plastic, or copper-safe doors, with standard removable and hinged door options available for maximum field flexibility.
Secure Internal Access
Removable door design with ½"-13NC tapped ground lug and included washer kit for safe internal wiring and maintenance access.
Technical Specifications
- Height17 inches
- Base Width14.88 inches
- Top Bolt Circle (Min/Max)10.0" / 13.5"
- Bottom Bolt Circle (Min/Max)10.0" / 15.0"
- Maximum Design Moment47,000 ft. lbs.
- MaterialA356 Aluminum (Heat Treated)
- HardwareStainless Steel (30 KSI Min. Yield)
- Ground Lug Tapping½"-13NC
TB2N1 Specifications & Features
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Frangible Design
Frangible Line
Patented cast-in stress concentration provides controlled, predictable fracture at impact with slow-speed small car test conditions.
Material & Build
A356 Aluminum
Cast in one piece and heat-treated for strength. Stainless steel hardware throughout with minimum 30 KSI yield strength.
Mounting Flexibility
TB1-17 & TB2-17 Patterns
Compatible with TB1-17 and TB2-17 style mounting. Top BC: 10"-13.5", Bottom BC: 10"-15" for versatile pole options.
Door Options
Multiple Configurations
Aluminum, plastic, and copper-safe door options. Removable and hinged door variations available for field installation flexibility.
MASH Compliant
MASH 2016 Tested
Fully MASH 2016 compliant with baseline assembly of 25’ pole and 10’ luminaire arm.
Grounding & Access
Internal Wiring Ready
½"-13NC tapped hole for grounding lug. Removable door with ½" thick washers and complete hardware kit included.
Ready to Upgrade Your Installations?
Learn how the TB2N1 can improve safety and compliance for your roadside equipment assembly.