100 in stock
ABB PM861A Processor Unit
ABB PM861A Processor Unit
Brand/Manufacturer: ABB
Order Number: PM861A
Type: Processor Unit
Country of Origin: Sweden
Condition: Original Brand
Lead Time: Available in stock
Payment Term: 100% TT In Advance
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In-stock & ready for fast delivery. Shipping policy.
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We’re here for you 24/7 ,Contact Us.
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Only genuine, factory-sealed products，Learn More.
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Refund Supported Within 30 Days, help.
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All purchases include a 1-year warranty, help.
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Description
The PM861A Processor Unit is a compact and powerful CPU module designed for ABB’s 800xA control system. It combines a high-performance microprocessor with robust communication features and redundancy support for critical industrial applications.
Key Hardware Components
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Microprocessor and RAM memory
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Real-time clock
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LED indicators
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INIT push button
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CompactFlash interface
Communication Interfaces
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2 Ethernet Ports (RJ45): CN1 and CN2 for connection to the control network
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2 Serial Ports (RJ45):
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COM3: RS-232C with modem control signals
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COM4: Electrically isolated, for configuration tool connection
Redundancy & Mounting
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Supports CPU redundancy, CEX-Bus redundancy, communication interface redundancy, and S800 I/O redundancy
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Mounts on DIN rail using a slide & lock mechanism
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Each baseplate has a unique Ethernet MAC address, found on the TP830 baseplate label
Features and Benefits
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High reliability and simple fault diagnosis
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Modular architecture enables step-by-step system expansion
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IP20 protection class (no enclosure required)
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Fully configurable via 800xA Control Builder
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Full EMC certification for industrial environments
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Supports sectioned CEX-Bus using BC810 units
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Compliant with communication standards (e.g., Ethernet, PROFIBUS DP)
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Built-in redundant Ethernet communication ports for high availability
Have a Question?
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Focus on Benefits:
We focus on what truly matters to industrial buyers — authentic products, reliable stock, and fast global delivery. Explore how we support your operations with trusted sourcing and expert service.
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Why You Can Trust Us:
We go beyond parts — delivering reliability, speed, and expertise trusted by industrial buyers worldwide.
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Trusted by Global Clients
Serving thousands of companies across oil & gas, power, manufacturing, and more — from Fortune 500 enterprises to local distributors.
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Uptime Is Our Priority
Downtime is costly. That’s why we ensure rapid access to critical parts, minimizing production interruptions and delays.
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Experts in Sourcing Rare Parts
Our team specializes in finding hard-to-source and obsolete components — saving you time, risk, and procurement headaches.
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One-Stop Automation Supply
We offer complete automation part solutions — PLCs, drives, sensors, HMIs, relays — with expert guidance every step of the way.
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.
- Sarah Johnson
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.
- Sarah Johnson
Reliable Partner for Original Parts
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
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
Professional Service with After-Sales Support"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."
- Emily Brown
"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."
- Emily Brown
Trusted Source for Industrial Automation Spares
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.
- Michael Anderson
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.
- Michael Anderson