ABB ot40f4n2 40 amp load break switch 4 pole

Why Choose the ABB OT40F4N2 Switch Disconnector?

The ABB OT40F4N2 is a compact and dependable 4-pole switch disconnector designed for safe electrical isolation in industrial control panels, machinery and low voltage distribution systems. As part of the trusted ABB OT switch disconnector range, it provides reliable manual switching for non-fusible disconnect applications.

Designed for front operation, the OT40F4N2 supports both base mounting and DIN rail installation, making it ideal for panel builders, OEM machine manufacturers and electrical engineers. Its protected clamp terminals ensure secure wiring, while the compact construction maximises valuable enclosure space. The operating handle and shaft are supplied separately, allowing the installation to be customised for the enclosure.

With a rated operational current of 40 A and a 4-pole configuration, the OT40F4N2 is ideal for isolating three-phase plus neutral circuits in industrial machinery, switchboards, motor control centres and automation systems. The fourth pole is switched simultaneously, making it suitable for applications requiring neutral isolation.

Key Advantages

• Compact 4-pole switch disconnector for industrial isolation.
• 40 A rated operational current.
• Base mounted and DIN rail mountable for installation flexibility.
• Switched fourth pole with simultaneous operation.
• Protected clamp terminals provide secure electrical connections.
• Part of the trusted ABB OT switch disconnector family.

Key Features

• ABB OT series switch disconnector.
• 4-pole non-fusible disconnect switch.
• 40 A rated operational current.
• Front operated switching mechanism.
• Suitable for base mounting.
• DIN rail mountable installation.
• Protected clamp screw terminals.
• Handle and shaft supplied separately.

Technical Specifications

• Manufacturer: ABB
• Series: OT Switch Disconnectors
• Model: OT40F4N2
• Product ID: 1SCA104932R1001
• EAN: 6417019390727
• Product type: Switch disconnector / non-fusible disconnect switch
• Number of poles: 4 pole
• Rated operational current: 40 A
• Rated operational voltage: 750 V AC
• Rated insulation voltage: 750 V
• Rated impulse withstand voltage: 8 kV
• Conventional thermal current: 40 A
• Fourth pole: Switched, simultaneous function
• Operation: Front operated
• Mounting type: Base mounted / DIN rail mountable
• Terminal type: Screw terminals with protected clamps
• Protection rating: IP20
• Dimensions (H × W × D): 68 × 48 × 56 mm
• Weight: approx. 0.125 kg

Reliable Isolation for Industrial Electrical Systems

The ABB OT40F4N2 provides dependable manual isolation for industrial electrical installations, allowing equipment to be safely disconnected during maintenance, servicing and commissioning. Its quick-make, quick-break mechanism delivers reliable switching performance while helping protect personnel and equipment.

Its compact design and flexible mounting options make the OT40F4N2 suitable for a wide variety of industrial control applications where dependable isolation, three-phase plus neutral switching and long service life are essential.

Typical Applications

• Industrial control panels.
• Machine builders and OEM equipment.
• Motor control centres.
• Switchboards and distribution panels.
• Three-phase plus neutral isolation.
• Electrical isolation during servicing and maintenance.

Trusted by Panel Builders Worldwide

ABB OT switch disconnectors are trusted by panel builders, OEM machine manufacturers and electrical engineers worldwide for dependable circuit isolation, compact installation and long-term reliability.