Highlights:

• Compatible with Mack Heavy Duty Trucks
• Advanced testing technology to ensure quality and strength
• Features heavy-duty contacts and high conductivity brass terminals
• Direct replacement for a one-step installation
• Features rugged heatproof molded insulators

Specifications:

• Part Type: Relay Switch
• Terminals: 4
• Voltage: 12 V
• Duty: Continual
• Specific Application: Dynatard Engine Brake (Mack)

CrossReference:

• Mack: 2MR377