ABB 1SAH100013R9900 MCRA031ATJ mini contactor relay with 3NO+1NC contacts and 110–115 V AC coil for industrial control applications.
£39.43
The ABB 1SAH100013R9900 is a compact and reliable mini contactor relay designed for switching control signals in industrial automation, electrical control panels and space-constrained applications. As the product ID for the ABB MCRA031ATJ mini contactor relay, it provides dependable switching performance in a compact four-pole design.
This mini contactor relay features 3 normally open and 1 normally closed auxiliary contacts with screw terminal connections, providing flexible switching options for control circuits. Its compact construction makes it suitable for applications where reliable contactor performance is required but installation space is limited.
With a 110–115 V AC 50 Hz control coil, a 3NO + 1NC contact configuration and a compact 45 mm wide housing, the ABB MCRA031ATJ is ideal for industrial control applications requiring efficient and space-saving switching solutions.
Mini contactor relays such as the ABB MCRA031ATJ provide reliable switching of control signals in automation systems, electrical panels and industrial equipment. Their compact format allows engineers to add contactor functionality where standard contactors may be too large for the available installation space.
The ABB MCR series is designed for applications requiring dependable switching performance, flexible auxiliary contacts and straightforward integration into modern control systems. The MCRA031ATJ combines compact dimensions with ABB’s established industrial switching technology.
| Manufacturer | ABB |
|---|---|
| Series | MCR Mini Contactor Relays |
| Model | MCRA031ATJ |
| Product ID | 1SAH100013R9900 |
| Product type | Mini contactor relay |
| Contact configuration | 3NO + 1NC |
| Number of poles | 4P |
| Control voltage | 110–115 V AC |
| Control frequency | 50 Hz |
| Rated operational voltage | Up to 690 V AC auxiliary circuit |
| Conventional free-air thermal current | 10 A |
| Rated operational current AC-15 | 6 A at 240 V AC |
| Terminal type | Screw terminals |
| Mounting type | DIN rail or screw mounting |
| Protection rating | IP20 |
| Dimensions (W × D × H) | 45 × 56 × 48 mm |
| Weight | approx. 0.17 kg |
The ABB 1SAH100013R9900 is a mini contactor relay used for switching control signals in industrial automation and electrical control applications.
The mini contactor relay has a 3NO + 1NC auxiliary contact configuration.
The ABB MCRA031ATJ operates with a 110–115 V AC 50 Hz control coil.
The relay uses screw terminal connections for control and auxiliary circuits.
The ABB MCRA031ATJ is typically installed in industrial control panels, automation systems and electrical switchboards.
ABB mini contactor relays provide compact and reliable switching solutions for industrial automation, control panels and electrical systems where space efficiency and dependable operation are essential.{ "@context": "https://schema.org/", "@type": "Product", "name": "ABB 1SAH100013R9900 MCRA031ATJ Mini Contactor Relay", "sku": "1SAH100013R9900", "mpn": "1SAH100013R9900", "brand": { "@type": "Brand", "name": "ABB" }, "category": "Mini Contactor Relays", "description": "ABB 1SAH100013R9900 MCRA031ATJ mini contactor relay with 3NO+1NC contacts and 110–115 V AC coil for industrial control applications.", "additionalProperty": [ { "@type": "PropertyValue", "name": "Contact configuration", "value": "3NO + 1NC" }, { "@type": "PropertyValue", "name": "Control voltage", "value": "110–115 V AC" }, { "@type": "PropertyValue", "name": "Frequency", "value": "50 Hz" }, { "@type": "PropertyValue", "name": "Protection rating", "value": "IP20" }, { "@type": "PropertyValue", "name": "Rated operational current AC-15", "value": "6 A at 240 V AC" } ] } { "@context": "https://schema.org", "@type": "FAQPage", "inLanguage": "en-GB", "mainEntity": [ { "@type": "Question", "name": "What is the ABB 1SAH100013R9900 used for?", "acceptedAnswer": { "@type": "Answer", "text": "The ABB 1SAH100013R9900 is a mini contactor relay used for switching control signals in industrial automation and electrical control applications." } }, { "@type": "Question", "name": "What contact configuration does the ABB MCRA031ATJ have?", "acceptedAnswer": { "@type": "Answer", "text": "The mini contactor relay has a 3NO + 1NC auxiliary contact configuration." } }, { "@type": "Question", "name": "What coil voltage does this mini contactor relay require?", "acceptedAnswer": { "@type": "Answer", "text": "The ABB MCRA031ATJ operates with a 110–115 V AC 50 Hz control coil." } }, { "@type": "Question", "name": "How is the ABB MCRA031ATJ connected?", "acceptedAnswer": { "@type": "Answer", "text": "The relay uses screw terminal connections for control and auxiliary circuits." } }, { "@type": "Question", "name": "Where is this mini contactor relay installed?", "acceptedAnswer": { "@type": "Answer", "text": "The ABB MCRA031ATJ is typically installed in industrial control panels, automation systems and electrical switchboards." } } ] }
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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...