Hager SFT440 3P 40A Centre Off Changeover Switch

The Hager SFT440 is a 3-pole manual changeover switch rated at 40A, featuring a centre-off (I-0-II) switching position. Designed for safe and reliable selection between two power sources, it is ideal for backup generator or alternative supply switching in residential and commercial installations.

• 3-pole configuration for three-phase systems
• 40A rated current suitable for medium-load applications
• Centre-off position ensures isolation before switching
• Manual operation for simple, reliable control
• Hager quality and durability

Use the SFT440 to safely switch between mains and generator supply, or between two independent sources. Always install in accordance with local regulations.