Description
Description
TOB9L-63WIFI 2P can cut off L and N both,
With leakage protection, NO temperature control.
TOB9-63WIFI 1P Can only cut off L,
NO leakage protection, With temperature control.
TO419G 4P 400VAC 125A
General
TO419G is a versatile manual isolation switch integrating four core functions: On, Off, Transfer, and Isolation. It enables safe switching or isolation between two loads on a single line or between two independent power sources. Constructed with a high-flame-retardant PA66 housing for durability, it is designed for easy DIN rail (35×7.5) mounting. Rated for 125A, it provides a reliable and safe solution for power switching and isolation in industrial equipment and circuits.
Function
1.When the handle on the I position:
1 and 2 are connected
5 and 6 are connected
9 and 10 are connected
13 and 14 are connected
2.When the handle on the II position:
1 and 4 are connected
5 and 8 are connected
9 and 12 are connected
13 and 16 are connected
3.When the handle is in the middle position: both groups are disconnected.
The position of the incoming and outgoing wires can be adjusted according to actual needs (the upper and lower out are not necessarily required, when used for dual power switching, the lower in and upper out must be used.)
Product Parameter
Model:TO419G
Rated voltage:400VAC 50/60Hz
Rated current:125A
Ui:690V
Uimp:4kV
Way to install:35mm DIN Rail












This dual power changeover switch is specifically engineered to handle high-current loads, making it suitable for a wide range of applications such as power distribution, automation systems, and electrical panel setups. Its robust construction and high-quality materials ensure long-term performance even under demanding conditions. The TO419G model is designed to provide a seamless transition between two power sources, allowing users to switch between main power and backup power without interruption.
One of the key features of the TOMZN MTS Dual Power Changeover Switch is its DIN rail mounting capability. This design allows for easy installation and integration into existing electrical panels, saving time and effort during setup. The compact size of the switch makes it an ideal choice for applications where space is limited, without compromising on performance or safety. The switch is also equipped with a clear and intuitive control mechanism, making it easy to operate even in low-light conditions.
The TO419G model is built to meet the highest standards of electrical safety and reliability. It is equipped with a high-current rating of 125A, which ensures that it can handle heavy electrical loads without overheating or failing. This makes it an excellent choice for applications that require continuous and stable power supply. The switch is also designed to provide a secure isolation function, which is crucial for maintenance and safety procedures. This feature ensures that the circuit is completely disconnected from the power source, reducing the risk of electrical shocks and other hazards.
In addition to its technical specifications, the TOMZN MTS Dual Power Changeover Switch is also designed with user convenience in mind. The switch features a clear and easy-to-read label, making it simple to identify and operate. The switch is also designed to be compatible with a wide range of electrical systems, making it a versatile solution for different applications. Whether you are working on a small-scale project or a large industrial installation, this switch can be a valuable addition to your electrical setup.
The TO419G model is also known for its durability and resistance to environmental factors. It is built to withstand harsh conditions such as temperature fluctuations, humidity, and dust, ensuring long-term performance in various environments. This makes it an ideal choice for outdoor installations or industrial settings where the switch may be exposed to challenging conditions. The switch is also designed to be maintenance-free, reducing the need for frequent inspections and repairs.
Another important aspect of the TOMZN MTS Dual Power Changeover Switch is its ability to provide a smooth and reliable power transition. This is particularly important in applications where a continuous power supply is critical, such as in data centers, manufacturing plants, and other industrial facilities. The switch is designed to minimize the risk of power interruptions, ensuring that your equipment and systems remain operational at all times.
The TO419G model is also equipped with a high-quality contact system that ensures a stable and secure connection. This is essential for maintaining the integrity of the electrical circuit and preventing power loss or electrical faults. The switch is designed to handle frequent switching operations without compromising its performance, making it suitable for applications that require regular power source changes.
In terms of safety, the TOMZN MTS Dual Power Changeover Switch is designed with multiple safety features to protect both the user and the electrical system. The switch includes a built-in isolation function that ensures the circuit is completely disconnected from the power source when not in use. This is particularly important during maintenance or repairs, as it helps to prevent accidental electrical shocks and other hazards. The switch is also designed to meet international safety standards, ensuring that it is suitable for use in a wide range of applications.
The TO419G model is also known for its ease of installation and compatibility with various electrical systems. It is designed to be compatible with standard DIN rail mounting systems, making it easy to integrate into existing electrical panels. This feature is especially beneficial for professionals who need to upgrade or expand their electrical systems without having to replace the entire panel. The switch is also designed to be compatible with a wide range of electrical components, making it a versatile solution for different applications.
In addition to its technical specifications, the TOMZN MTS Dual Power Changeover Switch is also designed with a user-friendly interface. The switch features a clear and intuitive control mechanism, making it easy to operate even for those with limited electrical experience. The switch is also designed to be compatible with a wide range of control systems, making it a flexible solution for different applications.
The TO419G model is also known for its reliability and long-term performance. It is built to withstand the demands of continuous use, ensuring that it remains functional and efficient over time. This makes it an excellent choice for applications that require a high level of reliability and performance. The switch is also designed to be compatible with a wide range of electrical systems, making it a versatile solution for different applications.
Overall, the TOMZN MTS Dual Power Changeover Switch TO419G is a high-quality and reliable electrical switch that is ideal for a wide range of applications. With its high-current rating, DIN rail mounting capability, and advanced safety features, this switch is a valuable addition to any electrical system. Whether you are working on a small-scale project or a large industrial installation, the TO419G model is designed to provide the performance, reliability, and safety you need. Its versatility, durability, and ease of use make it an excellent choice for professionals and DIY enthusiasts alike.







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