The Hager HAB404 is a 4-pole isolator switch rated at 40A, designed for safe disconnection of electrical circuits during maintenance or servicing.
4-pole (4L) configuration provides complete circuit isolation across all phases and neutral
40A current rating suitable for standard industrial and commercial distribution circuits
Compact housing dimensions of 60x68x75mm fit into standard distribution boards
60-month manufacturer warranty ensures long-term reliability and investment protection
What sets the HAB404 apart
As a dedicated last-break isolator, the HAB404 is engineered specifically for safe switching under load or for maintenance isolation, meeting the requirements of modern electrical distribution systems.
Ideal for...
Electrical installers and maintenance technicians working in commercial and industrial buildings who need a reliable, compact isolator for circuit separation in distribution boards.
Application of Hager HAB404
Install the switch in a standard 35mm DIN rail within an electrical distribution cabinet. Connect the four poles to the respective phase conductors and neutral line. Operate the switch handle to disconnect the circuit before performing any maintenance or servicing work on downstream components.
Hager is a leading Swiss manufacturer of electrical installation and distribution products, offering a comprehensive range of circuit protection and switching devices for residential, commercial, and industrial applications.
The HAB404 is a 4-pole last-break isolator switch used to safely disconnect electrical circuits in distribution boards during maintenance or servicing.
The switch measures 60x68x75mm and is designed for installation on a standard 35mm DIN rail inside an electrical distribution cabinet.
The HAB404 is rated at 40A with a 4-pole (4L) configuration, isolating all phases and the neutral conductor simultaneously.
Delivery includes one Hager HAB404 4L 40A isolator switch, ready for DIN rail installation.
Hager provides a 60-month manufacturer warranty on the HAB404, covering defects in materials and workmanship under normal operating conditions.
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