100 in stock

Allen Bradley 1747-L551 SLC 500 Processor Unit

Brand/Manufacturer: Allen-Bradley

Order Number: 1747-L551

Type: Allen Bradley SLC 500

Country of Origin: USA

Condition: Original Brand

Lead Time: Available in stock

Payment Term: 100% TT In Advance

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Description

Allen Bradley 1747-L551 SLC 500 Processor Unit

Manufacturer/ Brand: Rockwell Automation/ Allen-Bradley

Brand/Manufacturer: Allen-Bradley

Part Number : 1747-L551

Alternate Part Number: 1747L551

Description: SLC 5/05 16K Controller

Dimensions: 25x16.5x6cm

Weight 0.4 kg

Service: worldwide

Warranty: 365 days

Mfr. Part Number:1747-L551

Description: Allen-Bradley 1747-L551 SLC 5/05 Controller, 16K, Ethernet & RS-232

Full Description: Allen-Bradley 1747-L551 SLC 5/05 Controller, 16K, Ethernet & RS-232. User Memory, Max: 16K words total (12K words for data or prog., 4K words for data only); Number of I/O: 4096 in + 4096 out absolute maximum; Local Analog I/O, Max: 480; Program Scan Time/Kword: 0.9 ms (typ); I/O Scan Time: 0.225 ms (typ); No. of Local I/O Chassis, Max: 3; No. of I/O Module Slots in the Local I/O Chassis, Max: 30; Communication Ports : Ethernet & RS-232 (RS-232 port can also be configured for a DH-485 network); Backup Memory: Flash; Battery-backed RAM: Standard.

SLC 500 Modular Hardware Style

Catalog Numbers

1747-L511, 1747-L514, 1747-L524,

1747-L531, 1747-L532, 1747-L533,

1747-L541, 1747-L542, 1747-L543,

1747-L551, 1747-L552, 1747-L553

The SLC 5/05 processor supports a maximum of 32 connections for the 1747-L551 processor, and 48 connections for 1747-L552 and 64 connections for 1747-L553 processor, allowing simultaneous communication with up to 64 other devices or applications.

1747-L551/A SLC 5/05 Controller - Series A SLC 5/05

1747-L551/B SLC 5/05 Controller - Series B SLC 5/05

1747-L551/C SLC 5/05 Controller - Series C SLC 5/05

1747-L551/D SLC 5/05 Controller - Series D SLC 5/05

1747-L552/A SLC 5/05 Processor - Series A SLC 5/05

1747-L552/B SLC 5/05 Processor - Series B SLC 5/05

1747-L552/C SLC 5/05 Processor - Series C SLC 5/05

1747-L552/D SLC 5/05 Processor - Series D SLC 5/05

1747-L553/A SLC 5/05 Controller - Series A SLC 5/05

1747-L553/B SLC 5/05 Controller - Series B SLC 5/05

1747-L553/C SLC 5/05 Controller - Series C SLC 5/05

1747-L553/D SLC 5/05 Controller - Series D SLC 5/05

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Testimonials

Fast Delivery, Excellent Quality


We’ve worked with IndustriaX Limited on several urgent orders for automation components. Their ability to provide original, factory-sealed parts with full documentation—often from in-stock inventory—has significantly reduced our downtime. The delivery is consistently fast, and their logistics team is highly responsive. IndustriaX has become one of our most trusted global suppliers for industrial spare parts.

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Finding authentic automation parts has always been a challenge, especially for discontinued models. IndustriaX Limited has impressed us with their genuine stock, clear product traceability, and prompt updates. We’ve verified their shipments against OEM specs multiple times, and the results are flawless. They’re now our preferred sourcing partner for critical systems.

- David Smith

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"IndustriaX Limited doesn’t just ship products—they provide solutions. When we encountered installation issues with one of the modules, their technical team replied in less than 4 hours and provided wiring guides and troubleshooting tips. This level of post-sale support is rare in the spare parts sector. Their professionalism gives us confidence in every order."

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We've tested multiple suppliers over the years, but IndustriaX Limited consistently stands out. Their product catalog is extensive, their team is knowledgeable, and they understand the urgency of industrial needs. With every order, we receive timely updates, fast delivery, and 100% genuine products. It’s rare to find such consistency and reliability in this field.

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