1SFL427101R1411 af116-40-11-14 55kw/116 amp 250-500v 50/60hz dc ABB Contactor

Why Choose the ABB AF116-40-11-14 Contactor?

The ABB AF116-40-11-14, part number 1SFL427101R1411, is a heavy-duty 4-pole industrial contactor designed for reliable switching of motors and power circuits in demanding industrial environments. As part of the advanced ABB AF contactor series, it features ABB’s electronic coil technology, delivering dependable operation across wide control voltage ranges while reducing energy consumption and improving operational stability.

Engineered for industrial automation systems, OEM machinery and power distribution applications, the AF116-40-11-14 supports motors up to 55 kW at 400 V AC under AC-3 duty while handling operational currents up to 160 A AC-1. Integrated surge suppression helps protect control circuits from transient voltages while simplifying control panel layouts.

Its robust construction, combined with pre-mounted auxiliary contacts and a wide-range 250–500 V AC/DC electronic coil, makes this contactor ideal for international machine building and demanding industrial installations requiring dependable long-term switching performance.

Key Advantages

• Heavy-duty 4-pole industrial contactor for industrial switching applications.
• 55 kW AC-3 motor control capability at 400 V AC.
• 250–500 V AC/DC electronic coil for wide international voltage compatibility.
• Integrated surge suppression reduces additional protection component requirements.
• Pre-mounted 1 NO + 1 NC auxiliary contacts.
• Reliable operation during fluctuating supply voltage conditions.

Key Features

• ABB AF contactor series.
• 4 normally open main poles.
• 116 A AC-3 operational current.
• 160 A AC-1 operational current.
• 250–500 V AC/DC wide-range electronic coil.
• Integrated surge protection technology.
• Pre-installed 1 NO + 1 NC auxiliary contacts.
• Double clamp screw terminal connections.

Technical Specifications

• Manufacturer: ABB
• Series: AF Contactors
• Model: AF116-40-11-14
• Part number: 1SFL427101R1411
• Product type: Industrial power contactor
• Number of poles: 4
• Main contacts: 4 NO
• Auxiliary contacts: 1 NO + 1 NC
• Rated operational current AC-3: 116 A
• Rated operational current AC-1: 160 A
• Motor power AC-3 at 400 V: 55 kW
• Rated operational voltage: 690 V IEC
• Rated insulation voltage: 1000 V IEC
• Control voltage: 250–500 V AC/DC
• Frequency: 50 / 60 Hz
• Mounting type: Panel mounting
• Connection type: Double clamp screw terminals
• Protection feature: Integrated surge suppression
• Dimensions (H × W × D): approx. 150 × 120 × 128 mm
• Weight: approx. 2.05 kg

Reliable Switching for Industrial Power Systems

The ABB AF116-40-11-14 is designed for industrial switching applications where reliability, operational durability and flexible installation are critical. ABB’s AF electronic coil technology ensures dependable operation even during substantial voltage fluctuations, helping minimise downtime and improve system reliability.

Integrated surge suppression technology reduces electrical disturbances while eliminating the need for external suppressors in many applications. The AF series is trusted globally by industrial automation engineers, machine builders and control panel manufacturers.

Typical Applications

• Industrial motor control systems.
• HVAC and ventilation equipment.
• Pumps and compressors.
• Conveyor and material handling systems.
• OEM machinery and automation panels.
• Industrial power distribution and switching systems.

Trusted by Industrial Automation Engineers

ABB AF contactors are trusted worldwide for dependable industrial switching, advanced electronic coil technology and reliable operation in demanding automation and power control systems.