fits model: A4, Marine.

( Brand: Airpax ), ( Manufacturer Part Number: 439MAC-A4 ), ( Part Type: Circuit Breaker Board )
The Breaker Marine 439MAC Board AirPax A4 Circuit Breaker is a vital component for maintaining the electrical safety and efficiency of your boat. This Zettler-manufactured circuit breaker is designed specifically for marine applications, ensuring it can withstand the harsh environmental conditions that boats often encounter.
The 439MAC-A4 breaker is a single-pole, 250VAC, 100A circuit breaker. It is equipped with a mechanical trip and a thermal-magnetic trip, providing dual protection against overcurrent and overheating. The mechanical trip operates at a set current level, while the thermal-magnetic trip activates when the temperature of the circuit exceeds a safe limit.
The breaker is housed in a robust and corrosion-resistant die-cast aluminum alloy case, which is both lightweight and durable. The case is sealed to protect the internal components from moisture, saltwater, and other harmful elements. The breaker's terminals are made of high-quality brass, providing excellent electrical conductivity and ensuring a secure connection.
The Breaker Marine 439MAC Board AirPax A4 Circuit Breaker is easy to install and operate. It features a clear, easy-to-read indicator that shows the status of the breaker (tripped or not tripped). The breaker also has a handle that can be easily operated with one hand, making it convenient to use even in tight spaces.
In conclusion, the Breaker Marine 439MAC Board AirPax A4 Circuit Breaker is a reliable and robust marine circuit breaker that provides essential electrical protection for your boat. Its dual trip system, corrosion-resistant case, and high-quality terminals make it an excellent choice for marine applications.
Pros of purchasing a Breaker Marine 439MAC Board AirPax A4 Circuit Breaker with Zettler 439MAC-A4:1. Reliability: Zettler is a renowned manufacturer known for producing high-quality marine circuit breakers. The 439MAC-A4 model is designed to withstand harsh marine environments, ensuring your boat's electrical system is protected.
2. Safety: The circuit breaker features overcurrent protection, which means it automatically trips if the current exceeds the safe limit, preventing damage to your boat's electrical system and potential electrical fires.
3. Durability: The Breaker Marine 439MAC Board AirPax A4 is built to withstand the rigors of a boat's environment, including exposure to saltwater, humidity, and vibrations.
4. Easy Installation: The circuit breaker is designed for easy installation, saving you time and effort during the installation process.
Cons of purchasing a Breaker Marine 439MAC Board AirPax A4 Circuit Breaker with Zettler 439MAC-A4:1. Cost: Compared to some other circuit breakers, the Breaker Marine 439MAC Board AirPax A4 with Zettler 439MAC-A4 may be more expensive. However, its reliability and safety features may justify the higher cost.
2. Limited Availability: As a specialized marine circuit breaker, it may not be as widely available as some other circuit breakers, which could make it harder to source if you need a replacement or additional units.
Recommendation:The Breaker Marine 439MAC Board AirPax A4 Circuit Breaker with Zettler 439MAC-A4 is a reliable and safe option for protecting your boat's electrical system. Its durability and easy installation make it a good choice for boat owners. While it may be more expensive and harder to find than some other circuit breakers, its high-quality construction and features may make it worth the investment. If you're looking for a reliable and safe circuit breaker for your boat, the Breaker Marine 439MAC Board AirPax A4 with Zettler 439MAC-A4 is a strong consideration.
It is for a boat in the electrical system. This circuit board is untested and for parts only. Many circuit breakers.
Shipping cost see pictures for exact item. Size of board 8 x 9 Airpax brand. Zettler breakers. Global shipping.
I have a few more of these for sale.