Description
Blue Sea 7228 AC/DC Circuit Breaker 50A | Boat Supply Store
Safeguard critical AC and DC marine electronics from overcurrents with the Blue Sea Systems 7228 magnetic hydraulic circuit breaker, engineered for 10,000 switch cycles at its rated amperage. This single-pole breaker handles up to 277V AC and 65V DC, providing robust protection for systems powering navigation equipment or galley appliances offshore. Its trip-free design ensures it cannot be manually held closed against an overload, preventing catastrophic system failure.
Key Features
- AC / DC Single Pole Magnetic World Circuit Breaker
- ABYC Standards Compliant
- UL 1077 Recognized for safety
- TUV Certified for quality assurance
- CE Marked for European compliance
- CSA Certified for Canadian markets
- Combines switching and circuit protection
- Trip Free design for inherent safety
Specifications
| Product Specifications | |
|---|---|
| Amperage Rating | 50 Amp |
| Poles | Single Pole |
| Actuator Type | Toggle |
| Circuit Breaker Type | Magnetic Hydraulic |
| Switch Cycles | 10,000 @ rated amperage and voltage |
| Voltage Rating (AC) | 277V AC |
| Voltage Rating (DC) | 65V DC |
| Terminal Type | Screw Terminal |
| Delay Type | Standard Delay |
Who This Is For
Marine electricians, boat builders, and DIY boat owners who require dependable AC/DC circuit protection, especially for sensitive onboard electronics.
How It Compares
| Feature | Blue Sea 7228 AC/DC Circuit Breaker 50A | Carling Technologies CA Series Circuit Breaker |
|---|---|---|
| Amperage | 50 Amp | Up to 50 Amp |
| Maximum Voltage (AC) | 277 Volts AC | Up to 250V AC |
| Maximum Voltage (DC) | 65 Volts DC | Up to 50V DC |
| Circuit Breaker Type | Magnetic Hydraulic - Trip Free | Thermal Magnetic |
| ABYC Standards Compliance | Yes | Not Specified |
| UL Recognition | UL 1077 Recognized | Not Specified |
Common Concerns Answered
Is this breaker worth the cost compared to cheaper options?
The price point reflects the superior quality, comprehensive marine certifications (ABYC, UL, TUV, CE, CSA), and the critical trip-free, dual AC/DC functionality, establishing it as a reliable, long-term investment for safeguarding your vessel's electrical systems.
Will I be able to find the specific delay type I need?
This model features a standard delay, optimized for most general marine applications. For highly specialized delay requirements, consultation with a marine electrical professional is advised.
Why is the trip-free design important?
A trip-free design prevents the circuit breaker from being held closed against an overload or short circuit condition, guaranteeing that the circuit will be interrupted to protect valuable electronics and prevent fire hazards.
Frequently Asked Questions
What is the maximum voltage for the Blue Sea 7228 circuit breaker?
The Blue Sea 7228 circuit breaker has a maximum voltage rating of 277V AC and 65V DC.
Is the Blue Sea 7228 circuit breaker suitable for both AC and DC applications?
Yes, the Blue Sea 7228 is specifically designed for both AC (up to 277V) and DC (up to 65V) applications.
What certifications does the Blue Sea 7228 circuit breaker hold?
This circuit breaker holds multiple stringent marine certifications, including ABYC Standards, UL 1077 Recognition, TUV Certification, CE marking for Europe, and CSA Certification for Canada.
What does 'Trip Free' design mean for this circuit breaker?
A 'Trip Free' design means the breaker cannot be held closed manually when an overload or fault condition is present, ensuring it will always trip to protect the circuit.
What is the rated switch cycle for this circuit breaker?
The Blue Sea 7228 is rated for 10,000 switch cycles at its specified amperage and voltage ratings.
