Dual Power Automatic Transfer Switch DIN Rail Mount 4P Generator Changeover New

Specification: 4P. Installation: 35mm Standard DIN Rail. When the maximum temperature reaches 40℃, the relative humidity of the installation site should not exceed 50%; When the temperature is the lowest temperature ‑5℃, the relative humidity is higher, for example, when the temperature is 25℃, the relative humidity is 90%.

eBay