Reliable Circuit Protection for Marine Electrical Systems

The Newmar Power 20 Amp Breaker with Black Throw is a high-quality circuit protection device designed to meet the rigorous demands of marine electrical systems. Built for both AC and DC applications, this breaker ensures dependable power distribution while maintaining safety and compliance with industry standards. Whether used in electrical panels on boats, yachts, or other marine vessels, it provides reliable overload protection with a "trip-free" mechanism, preventing circuit damage and enhancing onboard safety.

Advanced Magnetic-Hydraulic Trip-Free Mechanism

This breaker features a magnetic-hydraulic "trip-free" mechanism, ensuring immediate response to overloads without manual interference. Its ability to automatically disconnect the circuit when necessary helps prevent equipment failure and electrical hazards, making it an essential component for marine power systems.

Compatibility with Various Electrical Panels

Designed for seamless integration, this breaker fits all Newmar electrical panels as well as most other brands, making it a versatile choice for new installations and system upgrades.

Technical Specifications

• Rated for both AC and DC applications
• 5-30 amp models support up to 65 VDC or 277 VAC
• 40 and 50 amp models support up to 32 VDC or 120 VAC
• #10 screw terminals on the rear for secure wiring connections
• Mounting screws sold separately

Available Finishes

• Toggle handle available in red, white, or black

Key Features

• UL recognized and CSA listed for AC and DC systems
• Compliant with USCG circuit protection requirements
• Designed for single or double-pole configurations
• Magnetic-hydraulic trip-free operation for enhanced safety
• Fits Newmar and most other electrical panels

Product Variations

• 20ADB – Double Pole
• 20ASB – Single Pole