EquipVector
Evidence-backed decisions for obsolete industrial parts

Mitsubishi Electric · PLC CPU · FX2N 64-pt relay 100-240VAC

Mitsubishi Electric FX2N-64MR-ES/UL

Discontinued

Analysis reviewed: September 11, 2026

What should replace this part?

The verified replacement is FX5U-64MR/ES. This is a migration, not a drop-in swap.

Replace with FX5U-64MR/ES and re-engineer inputs, program and panel

Your options

FX5U-64MR/ES — manufacturer suggested replacement
The table maps the FX2N-64MR-ES/UL to the FX5U-64MR/ES. Validate relay I/O specs, dimensions, and program conversion against the manuals.
Repair or source used
No third-party repair or used channel is confirmed for this exact model. Check with the nameplate data.

What will need to change?

I/ORe-validate relay output specs and input wiring. Point counts consolidate across sizes, so confirm the count.
SoftwareMove the GX Developer project to GX Works3 for the FX5U platform.
MountingThe FX5U-64MR/ES footprint differs from the FX2N-64MR. Check the manual's mounting dimensions against your enclosure.
PowerRecheck power-supply and current budgets against the FX5U manual.

For anything not listed here, check the replacement manual against your existing configuration.

Need help confirming this replacement?

Send us the part number and current setup for FX2N-64MR-ES/UL. We'll help determine whether you need a replacement, repair, original-stock sourcing, or a migration.

Request a replacement review

Can I still buy the original?

Repair — Not confirmed for this exact modelUsed — Not confirmed for this exact modelRefurbished — Not confirmed for this exact model

We did not verify current new-original stock for this exact part.

Lifecycle

Status: Discontinued

Reported date: 2012 (Reported by secondary sources; exact manufacturer confirmation was not available.)

Lifecycle source · us.mitsubishielectric.com

Technical evidence

The recommendation above is based on the sources listed here. OEM source means the manufacturer published it; third-party source means a distributor, repair company or reseller states it. Confidence reflects how directly those sources support the recommendation: High — directly supported by manufacturer documentation. Medium — supported by family-level, secondary, or otherwise less-direct evidence. Low — limited or indirect evidence; verify independently before ordering.

OEM / manufacturer sources

OEM source Confidence: High Mitsubishi Electric US (legacy page)
The table maps the FX2N-64MR-ES/UL to the FX5U-64MR/ES, in the same table that maps 48MR to 64MR and 80MR to 80MR/ES.
Source excerpt“Discontinued FX2N-64MR-ES/UL suggested replacement FX5U-64MR/ES; confirm specs with manuals”
View source · Note: Table contents confirmed through indexed content. Re-verify against a local copy before ordering.
OEM source Confidence: Medium Mitsubishi Electric US (legacy page)
The FX2N series is discontinued, with FX5U/FX5UC stated as the platform to use in place of FX2N/FX2NC.
Source excerpt“The FX5U or FX5UC PLC should be used in place of an FX2N or FX2NC PLC”
View source · Note: Series-level direction behind the row mapping.

Limitation: Validate the point count, relay I/O specs, dimensions, and program conversion against the manuals before ordering.

Related replacement analyses