Mitsubishi A2USHCPU-S1 PLC CPU Module – MELSEC-A Series
When a CPU module fails on the production floor, everything stops. Conveyor lines freeze, robotic arms halt mid-cycle, and every minute of downtime translates directly into lost revenue and missed delivery commitments. The Mitsubishi A2USHCPU-S1 is the central intelligence of your MELSEC-A Series control system — without it, your entire automation architecture is offline. Sourcing a verified, compatible replacement quickly is not optional; it is mission-critical.
The A2USHCPU-S1 occupies a high-performance tier within Mitsubishi Electric’s MELSEC-A Series PLC family — one of the most widely deployed programmable controller platforms in global manufacturing. Engineered for demanding industrial environments, this CPU module delivers the processing speed, program capacity, and I/O scalability that mid-to-large automation systems require. Its installed base spans automotive assembly, food processing, semiconductor fabrication, and heavy industry across Asia, Europe, and the Americas, making it one of the most sought-after legacy CPU modules in the B2B industrial parts market.
Technical Specifications
- Model: A2USHCPU-S1
- Series: MELSEC-A Series
- Manufacturer: Mitsubishi Electric
- Module Type: PLC CPU Module
- Weight: 1,210 g (approx.)
- Mounting: MELSEC-A Series base unit compatible
- Programming Language: Ladder Diagram (LD), compatible with GX Developer / GPP-W
- Communication: Supports MELSECNET and peripheral interfaces
- Operating Temperature: 0°C to 55°C (standard industrial range)
- Power Supply: Supplied via MELSEC-A Series power module
Note: Full datasheet specifications are available upon request. Contact our technical team for detailed parameter sheets.
Key Features & Benefits
- High-Speed Processing: Optimized instruction execution for real-time control of complex sequential and motion tasks
- Large Program Capacity: Supports extensive ladder logic programs suitable for multi-process manufacturing lines
- Proven Reliability: MELSEC-A platform has decades of field-proven performance in harsh industrial environments
- Broad I/O Expandability: Compatible with the full range of MELSEC-A digital, analog, and special function modules
- Network Ready: Integrates with MELSECNET/B and MELSECNET/10 for distributed control architectures
- Direct Replacement: Drop-in compatible with existing MELSEC-A base units — no rewiring or reprogramming of the base system required
Industry & Equipment Applications
- Automotive Manufacturing: Body welding lines, paint shop conveyors, engine assembly stations
- Food & Beverage: Packaging lines, filling machines, pasteurization control systems
- Semiconductor & Electronics: Wafer handling, SMT production lines, cleanroom automation
- Steel & Metal Processing: Rolling mill control, crane automation, furnace management
- Water Treatment: Pump station control, filtration process management
- Printing & Paper: Web tension control, register control systems
System Integration & Compatible Parts
The A2USHCPU-S1 is designed to operate within the MELSEC-A Series ecosystem. Compatible components include:
- Base Units: A38B, A35B, A32B, A33B series
- Power Supply Modules: A61P, A62P, A63P
- I/O Modules: AX40, AX80, AY40, AY80 series digital I/O
- Analog Modules: A68AD, A62DA and compatible analog I/O
- Communication Modules: A1SJ71UC24-R2, A1SJ71AP23Q (MELSECNET)
- Programming Software: GX Developer (SW8D5C-GPPW), GPP-W
Konmask.com maintains stock of complementary MELSEC-A Series modules. Contact us to source a complete system bill of materials.
Our Quality Assurance Process
- Visual Inspection: Every unit is inspected for physical damage, corrosion, and component integrity before listing
- Functional Verification: Modules are bench-tested where applicable to confirm power-on and communication response
- Authentic Sourcing: We source from verified industrial surplus channels, OEM distributors, and decommissioned plant equipment — no counterfeit parts
- Traceability: Each unit is documented with source records available upon request for compliance audits
- Packaging: Anti-static packaging with foam protection for safe international shipping
How to Order
- Submit an Inquiry: Use the contact form on this page or email [email protected] with your required quantity and delivery timeline
- Receive a Quote: Our team responds within 1 business day with pricing, availability, and lead time
- Confirm & Pay: We accept T/T (bank transfer), PayPal, and other B2B payment methods
- Ship & Track: Orders are shipped via DHL, FedEx, or UPS with full tracking. Export documentation (commercial invoice, packing list, COO) provided
Why Choose Konmask.com?
- ✔ Specialized in industrial automation components — PLC, DCS, servo, HMI, and drives
- ✔ Global shipping to 50+ countries with export compliance documentation
- ✔ Technical support from engineers familiar with Mitsubishi MELSEC systems
- ✔ Competitive pricing with volume discount available for OEM and MRO buyers
- ✔ Responsive inquiry handling — most RFQs quoted within 24 hours
Frequently Asked Questions
Q: Is the A2USHCPU-S1 a new or refurbished unit?
A: We stock both new-old-stock (NOS) and professionally refurbished units. Condition is clearly stated in your quotation. All units pass our QA process regardless of condition grade.
Q: Can I use the A2USHCPU-S1 as a direct replacement for A2UCPU or A2UCPU-S1?
A: The A2USHCPU-S1 is a high-performance variant within the A2U CPU family. Compatibility depends on your base unit and software version. Contact our technical team for a compatibility assessment before ordering.
Q: What programming software is required?
A: The A2USHCPU-S1 is programmed using Mitsubishi GX Developer (SW8D5C-GPPW) or the legacy GPP-W software. We can advise on software sourcing if needed.
Q: Do you provide a warranty?
A: Yes. We offer a 90-day functional warranty on all units. Terms are detailed in your sales confirmation.
Q: Can you supply other MELSEC-A Series modules?
A: Yes. Konmask.com specializes in the full MELSEC-A ecosystem. Send us your complete BOM and we will source the entire list.
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Contact: [email protected] | +0086 19859288691
