ABB AF116-40-11B-14 industrial contactor with 4 poles, 116 A AC-3 rating, integrated auxiliary contacts, main circuit bars and 250-500 V AC/DC electronic coil for industrial motor control applications.
£492.26
The ABB AF116-40-11B-14 (SKU: 1SFL427102R1411) is a heavy-duty 4-pole power contactor with main circuit bar connections engineered for reliable switching of motors and power circuits in demanding industrial environments. As part of the advanced ABB AF contactor series, it incorporates ABB's innovative electronic coil technology, enabling operation across a wide 250 to 500 V AC/DC control voltage range while maintaining dependable performance even during supply voltage fluctuations.
Designed for OEMs, switchboard manufacturers and industrial maintenance engineers, the AF116-40-11B-14 features integrated main circuit bar connections for secure high-current installations. Built-in surge suppression removes the need for additional suppression devices in many applications, simplifying installation while improving long-term reliability.
With a 116 A AC-3 operational current, 160 A AC-1 switching capacity, a 55 kW motor rating at 400 V AC, and a 250 to 500 V AC/DC electronic coil, this contactor is ideal for industrial motor control, process automation, HVAC systems, conveyors and power distribution equipment.
The ABB AF116-40-11B-14 delivers dependable switching for high-power motors and industrial electrical loads. ABB's AF electronic coil technology maintains reliable operation across a wide control voltage range while reducing nuisance tripping caused by voltage fluctuations and helping lower panel energy consumption.
Its robust construction, integrated surge suppression and bar-type main terminals make it particularly suitable for industrial switchboards, motor control centres and automation systems where secure high-current connections are essential.
| Power | 55 kW |
|---|---|
| Current | 116 A |
| Voltage | 500 V |
| Phase | Three Phase |
| Series | AF Contactors |
| Part number | 1SFL427102R1411 |
| 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 / 600 V UL |
| Rated insulation voltage | 1000 V IEC |
| Control voltage | 250–500 V AC/DC |
| Frequency | 50 / 60 Hz |
| Mounting type | Panel mounting |
| Connection type | Main circuit bars with screw terminals |
| Dimensions (H × W × D) | approx. 150 × 120 × 128 mm |
| Weight | approx. 1.95 kg |
It is designed for switching high-power motors and industrial power circuits where robust bar-type main connections are preferred.
The electronic coil operates from 250 to 500 V AC (50 / 60 Hz) or 250 to 500 V DC.
The AF116-40-11B-14 is suitable for controlling motors up to approximately 55 kW at 400 V AC (AC-3).
The "B" version features main circuit bar connections, making it suitable for applications requiring direct busbar or rigid conductor connections.
It is commonly installed in industrial switchboards, motor control centres and OEM machinery requiring reliable high-current switching.
ABB AF contactors are trusted worldwide by panel builders, OEMs and automation engineers for dependable switching performance, wide voltage compatibility and long service life in demanding industrial applications.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...