Description
The 400A Automatic Transfer Switch (Contactor-Based) is a compact and efficient solution for automatically switching between utility power and a backup generator or inverter. Designed for small to medium applications, this ATS uses a contactor mechanism for fast, reliable switching with minimal wear. Ideal for residential and light commercial use, it ensures continuous power supply during outages with built-in safety and control features.
Additional Information
Model    400A Contactor-Based ATS
Type    Contactor-Based Automatic Transfer Switch
Rated Current    400Amps
Voltage    AC 220/240V – 50/60Hz
Poles    2 Pole / 4 Pole (Optional)
Transfer Mechanism    Electromagnetic Contactor
Switching Time    ≤ 2 Seconds
Enclosure    Flame-Retardant Plastic or Metal Casing
Control Panel    LED Indicators / Manual Test Switch
Protection Features    Overload, Phase Loss, Manual Override
Installation    DIN Rail or Surface Mount
Application    Homes, Small Offices, Shops, Inverter/Generator Systems
Certifications    CE / ISO Standard
Warranty    1 Year