Lovato 11G3844 main contact replacement set complete with Allen screws and replacement key for Lovato B4004 contactors used in industrial motor control systems.
£1,576.70
The Lovato 11G3844 is a genuine main contact replacement set designed for Lovato B4004 contactors. This spare part kit includes the main contacts, Allen screws and key required for contact replacement, helping restore reliable switching performance and extend the operational life of industrial contactor systems.
Designed for maintenance engineers, electrical panel builders and industrial service professionals, the 11G3844 provides a practical replacement solution for worn contact components without requiring complete contactor replacement. It helps reduce downtime and maintain dependable operation in demanding motor control applications.
The Lovato 11G3844 is specifically developed for Lovato 11B400400 contactors and is supplied as a 3 or 4 pole main contact set complete with Allen screws and key. Its robust construction ensures reliable electrical performance in industrial switching environments.
Main contact assemblies are essential replacement components for industrial contactors operating under frequent switching conditions. Continuous electrical operation can cause contact wear over time, making replacement contact sets important for maintaining safe and efficient system performance.
The Lovato 11G3844 provides a cost-effective maintenance solution for industrial users who need to restore B4004 contactor functionality while avoiding unnecessary replacement of complete switching equipment.
| Phase | Three Phase |
|---|---|
| Product type | Spare parts |
| Spare part type | Main contacts and arc chutes |
| Compatible contactors | Lovato 11B400400 series |
| Pole configuration | 3 or 4 pole set |
| Included accessories | Allen screws and replacement key |
| Application | Main contact replacement and maintenance |
| Weight | approx. 1120 g |
| Package dimensions | approx. 127 × 79 × 119 mm |
| Volume | approx. 1193.927 cm³ |
| EAN | 8013975025109 |
| HS code | 85389099 |
The Lovato 11G3844 is a replacement main contact set used to restore switching performance on compatible Lovato B4004 contactors.
The 11G3844 is designed specifically for Lovato 11B400400 contactors.
The set includes main contacts, Allen screws and a key required for contact replacement.
Replacing worn main contacts helps maintain reliable switching performance and extends the service life of industrial contactors.
The replacement contact set is used in industrial control panels, motor starters and electrical systems using Lovato B4004 contactors.
Lovato Electric replacement components are trusted by maintenance engineers, OEM manufacturers and industrial automation professionals for reliable contactor servicing and long-term equipment performance.{ "@context": "https://schema.org/", "@type": "Product", "name": "Lovato 11G3844 Main Contact Set for B4004 Contactors", "sku": "11G3844", "mpn": "11G3844", "brand": { "@type": "Brand", "name": "Lovato" }, "category": "Contactor Spare Parts", "description": "Lovato 11G3844 main contact replacement set complete with Allen screws and key for B4004 contactors.", "additionalProperty": [ { "@type": "PropertyValue", "name": "Spare part type", "value": "Main contacts and arc chutes" }, { "@type": "PropertyValue", "name": "Compatible contactor", "value": "Lovato 11B400400" }, { "@type": "PropertyValue", "name": "Contact configuration", "value": "3 or 4 pole set" }, { "@type": "PropertyValue", "name": "Weight", "value": "1120 g" }, { "@type": "PropertyValue", "name": "EAN", "value": "8013975025109" } ] } { "@context": "https://schema.org", "@type": "FAQPage", "inLanguage": "en-GB", "mainEntity": [ { "@type": "Question", "name": "What is the Lovato 11G3844 used for?", "acceptedAnswer": { "@type": "Answer", "text": "The Lovato 11G3844 is a replacement main contact set used to restore switching performance on compatible Lovato B4004 contactors." } }, { "@type": "Question", "name": "Which contactors are compatible with the 11G3844?", "acceptedAnswer": { "@type": "Answer", "text": "The 11G3844 is designed specifically for Lovato 11B400400 contactors." } }, { "@type": "Question", "name": "What is included with the 11G3844 contact set?", "acceptedAnswer": { "@type": "Answer", "text": "The set includes main contacts, Allen screws and a key required for contact replacement." } }, { "@type": "Question", "name": "Why replace contactor main contacts?", "acceptedAnswer": { "@type": "Answer", "text": "Replacing worn main contacts helps maintain reliable switching performance and extends the service life of industrial contactors." } }, { "@type": "Question", "name": "Where is the Lovato 11G3844 typically installed?", "acceptedAnswer": { "@type": "Answer", "text": "The replacement contact set is used in industrial control panels, motor starters and electrical systems using Lovato B4004 contactors." } } ] }
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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...