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Shop the 230V 2P 40A din rail manual transfer changeover switch. 6kA breaking capacity. Dual power interlock circuit breaker. Ideal for generator and grid switching.
230V 2P 40A din rail manual transfer changeover switch. 6kA breaking capacity. Dual power interlock. Seamless grid/generator switching. Din rail mount. Perfect for home backup power.
The 230V 2P 40A din rail manual transfer changeover switch features 6kA breaking capacity and dual power interlock. Easily switch between grid and generator. Din rail mounting for simple installation. Ideal for home backup, residential boxes, and small commercial use.
Key Features：
6kA Breaking Capacity: Provides robust protection against electrical faults and short circuits.
230V Rated Voltage: Designed for safe, reliable operation at standard household voltage levels.
2 Pole (2P) Configuration: Suitable for single-phase dual power switching applications.
Din Rail Mounting: Easy snap-on installation and space-saving design for standard distribution panels.
Applications:
Home Backup Power Systems
Residential Distribution Boxes
Small Commercial Premises
Industrial Control Panels
| Selling Units | Single item |
| Single gross weight | 0.500 kg |
| Single package size | 22X9X9 cm |
| Quantity (pieces) | 1 – 50 | 51 – 200 | 201 – 1,000 | > 1,000 |
| Lead time (days) | 7 | 10 | 30 | To be negotiated |
| Rated Voltage | 230 V |
| Breaking Capacity | 6 kA |
| Place of Origin | Zhejiang, China |
| Brand Name | Westhomes |
| BCD Curve | none |
| Mounting Type | Rail Mounting |
| Model Number | SF219G |
A 230V 2P 40A DIN Rail Transfer Switch is a switching device designed to transfer electrical loads between two power sources, such as utility power and backup power. The 2-pole configuration allows it to switch both live and neutral lines in single-phase applications. It is commonly installed in distribution boards using a standard DIN rail mounting system.
A 2P transfer switch is mainly used for single-phase power systems and switches two conductors, usually live and neutral. A 4P transfer switch is designed for three-phase systems where three phases and neutral need to be switched. Choosing the correct pole number depends on the electrical system configuration.
Yes. A 230V 2P 40A DIN Rail Transfer Switch can be used for backup power applications, including switching between utility power and a generator. It helps users manually transfer the load to the backup source when the main power supply fails.
The transfer switch depends on the specific product design. The Westhomes 230V 2P 40A DIN Rail Transfer Switch is a manual transfer switch with a dual power interlock mechanism. It allows users to manually select between two power sources while preventing both sources from being connected at the same time.
2P means the switch has two poles. In a single-phase electrical system, it normally switches both the phase conductor and neutral conductor, providing more complete isolation between the two power sources.
DIN rail mounting provides a compact and convenient installation method. It allows the transfer switch to be easily installed inside standard distribution boxes and control panels while saving installation space.
A 40A DIN Rail Transfer Switch is suitable for residential backup power systems, small commercial buildings, distribution boxes, control panels, and other low-voltage applications where switching between two power sources is required.
The breaking capacity depends on the specific model. The Westhomes 230V 2P 40A DIN Rail Transfer Switch features a 6kA breaking capacity, providing protection capability against short-circuit faults in suitable applications.
The transfer switch should be mounted on a standard 35mm DIN rail inside a compatible distribution enclosure. Before installation, confirm the rated voltage, current, wiring method, and power source configuration. Installation should be performed according to local electrical regulations by qualified personnel.
It depends on the transfer switch design and the solar system configuration. Some transfer switches are designed specifically for grid and generator switching, while photovoltaic applications may require dedicated switching equipment. Always confirm compatibility with the inverter and power system before installation.
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