Blue Sea Systems 7144BSS 187 Series DC Circuit Breaker 100A Surface Mount

The Blue Sea Systems 7144BSS is a 100-amp DC circuit breaker from the 187 Series, designed for reliable overcurrent protection in marine and automotive electrical systems. This surface-mount breaker features a thermal bi-metal blade mechanism that provides automatic trip protection while allowing manual reset capability, ensuring your electrical circuits are protected from overload conditions.

Key Features:

• 100 amp rating at 48 volts DC maximum
• Surface mount design for easy installation and accessibility
• Manual reset with switchable on/off operation
• Thermal bi-metal blade technology for accurate trip response
• 5/16-inch stud terminals for secure connections
• Wide operating temperature range: -40°C to +85°C
• IP66 rated for dust and water resistance
• CE and SAE J1171 marine compliant certifications

This circuit breaker is ideal for protecting high-amperage DC circuits in boats, RVs, commercial vehicles, and other marine or automotive applications. The rugged construction and IP66 rating ensure dependable performance even in harsh marine environments with exposure to moisture and salt spray.