Tomzn TOQ5-160/4P Handle Type 160A 4P AC Three Phase Dual Power Automatic Transfer Switch ATS

The Tomzn TOQ5-160/4P Handle Type Automatic Transfer Switch is built for high-load applications requiring fast and reliable power source switching between main and backup supplies. With a 160A rating and 4-pole 3-phase design, it’s perfect for factories, commercial buildings, and solar or generator-based backup systems.

This model features a manual override handle, providing full control in critical scenarios along with auto mode for uninterrupted operation.

Key Features & Technical Specs:

Model: TOQ5-160/4P

Brand: TOMZN

Current Rating: 160A

Poles: 4P (3-phase + neutral)

Rated Voltage: 400V AC | Control Voltage: 220V AC

Frequency: 50/60Hz

Insulation Voltage: 800V AC

Impulse Withstand Voltage: 6kV

Switching Time: <2.5 seconds

Control Modes:

Automatic Mode - switches automatically based on power status

Manual Mode - control via integrated handle

How It Works:

Prioritizes Normal Power; switches to Backup Power when needed

Manual handle allows override in emergencies or testing

Brief interruption during transfer (<2.5s); not suitable for sensitive loads unless protected by UPS

Does not control generator startup/shutdown

⚠️ Ideal for use with generators, solar inverters, or dual-grid sources in residential, commercial, or industrial settings.