Cj1m Cpu11

Updated September 20, 2026

Overview

Product sourcing insights & recommendations

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The Omron CJ1M-CPU11 is an entry-level, compact CPU unit from the SYSMAC CJ-Series, primarily used for basic industrial automation tasks. Although officially discontinued as of March 2021, it remains a critical component for maintaining legacy systems, sustaining a robust secondary market.

Product Overview & Key Specs

The CJ1M-CPU11 is designed for small-scale applications where space and cost-efficiency are prioritized over high I/O counts or complex expansion.

Capacity: Supports a maximum of 160 I/O points and 5K steps of program memory Omron Omron.
Processing Power: Offers a basic instruction execution speed of 0.10 μs, which was industry-leading for its size during its peak Omron.
Connectivity: Features built-in peripheral and RS-232C ports; an -ETN variant adds 10/100 Mbps Ethernet functionality Omron.
Compactness: Measures only 90 × 65 mm, allowing for high-density DIN-rail mounting Omron.

Market Trends & Pricing (2026)

The market for the CJ1M-CPU11 has transitioned from new OEM sales to a replacement and maintenance market.

Demand Dynamics: Demand is driven by the global installed base of legacy machines. Companies prefer sourcing these units to avoid expensive full-system upgrades to newer series like the CJ2M.
Price Range: Prices vary significantly based on condition and source:
Standard Listings: Range from $30 to $300 for basic modules in varying conditions .
Premium/Refurbished: High-quality or "Brand New Old Stock" units can reach $1,000+, especially for the Ethernet-enabled -ETN models .
Lifecycle Insight: As the product is in its end-of-life (EOL) phase, official support is limited to remaining spare parts. Users are strongly recommended to stock critical spares now, as availability is expected to tighten further by 2027–2028.

For detailed current listings and supplier information, please refer to the attached product search file.

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Sources & References

16 sources cited · Verified industry data & reports

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Cj1m Cpu11

Overview

Product Overview & Key Specs

Market Trends & Pricing (2026)

Omron Cj1m Cpu11 Plc Cpu Unit Price Availability

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Sources & References