Lovato 11B4004SL00380 four-pole industrial contactor with 550A AC1 thermal current rating, 420A AC3 operational current, 380…415V AC/DC universal control coil and predisposition for G495 mechanical latch integration.
£3,588.56
The Lovato 11B4004SL00380 is a heavy-duty four-pole industrial contactor engineered for dependable switching of high-current electrical loads in industrial motor control, automation and power distribution systems. As part of the proven Lovato B400 contactor series, this model features a versatile 380–415 V AC/DC control coil and is prepared for the installation of the Lovato G495 mechanical latch.
Designed for demanding industrial environments, the contactor delivers high switching reliability, excellent electrical endurance and compatibility with international IEC, UL and CSA standards. Its latch-ready configuration provides flexibility for OEMs, panel builders and industrial maintenance engineers who may require maintained switching functionality in the future.
With an IEC conventional thermal current rating of 550 A and an AC-3 operational rating of 420 A (225 kW at 400 V), the Lovato 11B4004SL00380 is ideal for controlling large industrial motors, resistive loads and heavy-duty electrical equipment.
Industrial contactors provide safe and efficient switching of high-current electrical loads using low-power control circuits. The Lovato 11B4004SL00380 is designed for demanding industrial environments where reliable motor control, high endurance and dependable electrical performance are essential.
Its compatibility with the optional G495 mechanical latch allows the contactor to be upgraded for maintained switching applications without replacing the main contactor, providing additional flexibility for future system requirements.
| Power | 225 kW |
|---|---|
| Current | 420 A |
| Voltage | 415 V |
| Phase | Three Phase |
| IP Rating | IP20 |
| Series | B400 Contactors |
| Product type | Four-pole industrial contactor |
| Number of poles | 4 |
| Contact configuration | 4 NO |
| Mechanical latch compatibility | Predisposed for G495 mechanical latch |
| IEC thermal current Ith (AC1) | 550 A |
| Operational current AC3 at 400 V | 420 A |
| Rated operational power AC3 at 400 V | 225 kW |
| UL/CSA horsepower rating at 480 V | 350 HP |
| Control coil voltage | 380...415 V AC/DC |
| Type of coil | AC/DC universal coil |
| Rated insulation voltage | 690 V |
| Impulse withstand voltage | 8 kV |
| Supply frequency | 50/60 Hz |
| Mounting type | Screw mounting |
| Terminal type | Bolt connection |
| Protection rating | IP20 |
| Operating temperature | -50 °C to +70 °C |
| Weight | approx. 11.12 kg |
| Package dimensions | approx. 208 × 196 × 227 mm |
| HS code | 85365080 |
| Compliance | IEC/EN 60947-1, IEC/EN 60947-4-1, UL 60947-1, UL 60947-4-1, CSA C22.2 n° 60947-1, CSA C22.2 n° 60947-4-1 |
It is designed for switching high-current industrial motors and electrical loads in automation and power distribution systems.
The contactor is fitted with a 380–415 V AC/DC universal operating coil.
No. This model is supplied without a latch but is prepared for installation of the optional Lovato G495 mechanical latch.
The contactor is rated for 420 A AC-3 and can control motors up to 225 kW at 400 V.
The Lovato 11B4004SL00380 features four normally open main power poles.
Lovato B400 contactors are trusted worldwide for reliable heavy-duty switching, long service life and dependable performance in industrial motor control and power distribution systems.{ "@context": "https://schema.org/", "@type": "Product", "name": "Lovato 11B4004SL00380 Four-Pole Industrial Contactor", "sku": "11B4004SL00380", "mpn": "11B4004SL00380", "gtin13": "8013975122983", "brand": { "@type": "Brand", "name": "Lovato Electric" }, "category": "Industrial Contactors", "description": "Lovato 11B4004SL00380 four-pole industrial contactor with 380–415 V AC/DC coil, 550 A AC-1 rating, 420 A AC-3 rating, 225 kW motor rating and compatibility with the G495 mechanical latch.", "additionalProperty": [ { "@type": "PropertyValue", "name": "Number of poles", "value": "4" }, { "@type": "PropertyValue", "name": "Control coil voltage", "value": "380–415 V AC/DC" }, { "@type": "PropertyValue", "name": "Thermal current AC-1", "value": "550 A" }, { "@type": "PropertyValue", "name": "Operational current AC-3", "value": "420 A" }, { "@type": "PropertyValue", "name": "Motor power", "value": "225 kW at 400 V" }, { "@type": "PropertyValue", "name": "Mechanical latch compatibility", "value": "G495" } ] } { "@context": "https://schema.org", "@type": "FAQPage", "inLanguage": "en-GB", "mainEntity": [ { "@type": "Question", "name": "What is the Lovato 11B4004SL00380 used for?", "acceptedAnswer": { "@type": "Answer", "text": "It is designed for switching high-current industrial motors and electrical loads in automation and power distribution systems." } }, { "@type": "Question", "name": "What coil voltage does this contactor use?", "acceptedAnswer": { "@type": "Answer", "text": "The contactor is fitted with a 380–415 V AC/DC universal operating coil." } }, { "@type": "Question", "name": "Does it include a mechanical latch?", "acceptedAnswer": { "@type": "Answer", "text": "No. This model is supplied without a latch but is prepared for installation of the optional Lovato G495 mechanical latch." } }, { "@type": "Question", "name": "What is the AC-3 motor rating?", "acceptedAnswer": { "@type": "Answer", "text": "The contactor is rated for 420 A AC-3 and can control motors up to 225 kW at 400 V." } }, { "@type": "Question", "name": "How many power poles does it have?", "acceptedAnswer": { "@type": "Answer", "text": "The Lovato 11B4004SL00380 features four normally open main power poles." } } ] }
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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...