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QJ71B Mitsubishi MELSEC-A Network / communication module
Discontinued by Mitsubishi Electric (Factory Automation) — we can still source the original QJ71B (new, used or refurbished, subject to availability). Request a quote below.
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Quick facts
| Availability | Confirmed on request |
| Category | Mitsubishi MELSEC-A Series (large type, discontinued) |
| Lifecycle | Discontinued |
| Warranty | 12-month (new) · 3-month (used/refurbished) |
| Recommended replacement | R11 |
Shipping & availability
Can I still buy the QJ71B now that it is discontinued?
Yes. Mitsubishi Electric (Factory Automation) has discontinued the QJ71B, but sourcing discontinued parts is what PartnerPLC specialises in — new old stock, used and refurbished units. Request a quote and we'll confirm availability, condition and lead time. If you are planning an upgrade instead, Mitsubishi Electric (Factory Automation) names the R11 as its successor — we can quote both.
When can QJ71B be shipped?
QJ71B is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Can I pick up QJ71B in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — mention it when you request a quote for QJ71B and we'll include express shipping options in our reply.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for QJ71B, subject to availability and destination.
Mitsubishi Electric QJ71B — Network / communication module, MELSEC-A Series (large type). Discontinued by Mitsubishi Electric (final production September 2006, technical bulletin T99-0050-N). Mitsubishi names R11 as alternative. PartnerPLC sources discontinued and surplus Mitsubishi MELSEC parts — request a quote for price, condition and lead time.
Specifications
Product
| Lifecycle | Discontinued by Mitsubishi Electric |
| Series | MELSEC-A Series (large type) |
| Product type | Network / communication module |
| Final production | September 2006 |
| Mitsubishi technical bulletin | T99-0050-N |
| Mitsubishi alternative model(s) | R11 |
Transition notes to R11 (Mitsubishi)
| Note 1 | ction): For refresh 1.0μs 0.079μs |
| Note 2 | points |
| Note 3 | 28k steps |
| Note 4 | ints 1017k points |
| Note 5 | stages |
| Note 6 | g on the memory cassette built-in RAM/built-in |
| Note 7 | h ROM/memory card Q2MEM-** |
| Note 8 | ilable Not available |
| Note 9 | switching Refresh only |
| Note 10 | ction): For refresh 1.0μs 0.079μs |
| Note 11 | 6 points |
| Note 12 | 28k steps |
| Note 13 | ints 1017k points |
| Note 14 | stages |
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