IMO MC74N-S-00-40230AC 4 pole normally open AC contactor with 37 kW motor rating, 74 A AC-3 current rating, 130 A AC-1 rating and 230 V AC coil for industrial motor control and electrical load switching applications.
Original price was: £423.98.£281.87Current price is: £281.87.
The IMO MC74N-S-00-40230AC is a heavy-duty 4-pole AC contactor engineered for industrial motor control, power switching and automation applications. As part of the proven IMO MC Contactor Series, it delivers reliable performance for demanding control panels, OEM machinery and industrial power distribution systems.
Featuring a 230 V AC, 50/60 Hz operating coil, 4 normally open (4NO) main contacts and an AC-3 rating of 74 A / 37 kW at 400 V AC, this contactor is designed for switching high-power three-phase motors and industrial electrical loads. Its robust construction and DIN rail or panel mounting capability ensure dependable operation and straightforward installation.
Designed in accordance with IEC / EN 60947-4-1, the MC74N-S-00-40230AC offers excellent electrical endurance and mechanical durability, making it ideal for industrial automation, manufacturing, HVAC systems and machine-building applications.
The IMO MC74N-S-00-40230AC provides dependable switching for high-power three-phase motors and industrial electrical loads. Its robust contact design and high switching capacity help maximise system reliability while reducing maintenance requirements in demanding industrial environments.
Designed for panel builders, OEM machine manufacturers and industrial maintenance engineers, the MC contactor series offers dependable operation, straightforward installation and compatibility with IMO overload relays and motor control accessories.
| Power | 37 kW |
|---|---|
| Current | 74 A |
| Voltage | 230 V |
| Phase | Three Phase |
| Product type | AC contactor |
| Series | MC contactor range |
| Number of poles | 4 pole |
| Contact configuration | 4 normally open main contacts |
| Rated motor power | 37 kW |
| Utilisation category | AC-3 |
| AC-3 current rating | 74 A |
| AC-1 current rating | 130 A |
| Coil voltage | 230 V AC |
| Temperature range | -40°C to +60°C |
| Cable size | 10.0-35.0 mm² |
| Cable sizes | 12-10 AWG |
| Control application | Motor switching, load switching and industrial automation control |
| Mounting style | Panel / contactor assembly mounting |
| Compatible accessories | Selected IMO overload relays and auxiliary contact accessories, where applicable |
| Alternative reference | MC74NS0040230AC |
| GTIN / UPC / EAN | 5059394965858 |
| Typical installation | Industrial control panels, machinery panels and motor control systems |
| Warranty | 1 year |
| HS Code | 8536490099 |
| Country of Manufacture | Austria |
It is used for switching three-phase motors and industrial power circuits in automation systems and motor control panels.
The contactor is rated for motors up to 37 kW at 400 V AC (AC-3).
This version operates from a 230 V AC, 50/60 Hz control supply.
The MC74N-S-00-40230AC features 4 normally open (4NO) main contacts.
It is commonly installed in industrial control panels and motor starter assemblies using DIN rail or panel mounting.
IMO MC contactors are widely trusted by panel builders, OEM manufacturers and maintenance engineers for reliable motor switching, long service life and dependable operation in demanding industrial automation applications.{ "@context": "https://schema.org/", "@type": "Product", "name": "IMO MC74N-S-00-40230AC 4 Pole AC Contactor 74A", "sku": "MC74N-S-00-40230AC", "mpn": "MC74N-S-00-40230AC", "brand": { "@type": "Brand", "name": "IMO Precision Controls" }, "category": "Contactors", "description": "IMO MC74N-S-00-40230AC 4-pole AC contactor with 74 A AC-3 rating, 37 kW motor rating and 230 V AC coil for industrial motor control and automation.", "additionalProperty": [ { "@type": "PropertyValue", "name": "Rated operational current", "value": "74 A AC-3" }, { "@type": "PropertyValue", "name": "Motor rating", "value": "37 kW at 400 V AC" }, { "@type": "PropertyValue", "name": "Coil voltage", "value": "230 V AC" }, { "@type": "PropertyValue", "name": "Main contacts", "value": "4 NO" }, { "@type": "PropertyValue", "name": "Mounting", "value": "DIN rail or panel" } ] } { "@context": "https://schema.org", "@type": "FAQPage", "inLanguage": "en-GB", "mainEntity": [ { "@type": "Question", "name": "What is the IMO MC74N-S-00-40230AC used for?", "acceptedAnswer": { "@type": "Answer", "text": "It is used for switching three-phase motors and industrial power circuits in automation systems and motor control panels." } }, { "@type": "Question", "name": "What motor size can this contactor control?", "acceptedAnswer": { "@type": "Answer", "text": "The contactor is rated for motors up to 37 kW at 400 V AC (AC-3)." } }, { "@type": "Question", "name": "What coil voltage does this model require?", "acceptedAnswer": { "@type": "Answer", "text": "This version operates from a 230 V AC, 50/60 Hz control supply." } }, { "@type": "Question", "name": "How many main contacts does the contactor have?", "acceptedAnswer": { "@type": "Answer", "text": "The MC74N-S-00-40230AC features 4 normally open (4NO) main contacts." } }, { "@type": "Question", "name": "Where is this contactor typically installed?", "acceptedAnswer": { "@type": "Answer", "text": "It is commonly installed in industrial control panels and motor starter assemblies using DIN rail or panel mounting." } } ] }
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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...