Skip to product information
Angled view of the Mitsubishi RX322B-1 remote I/O add-on PCB with two gray connectors and a short ribbon cable
In stock

• Testing Video Provided

$328.00 USD
Fast and safe checkout via PayPal
Secure online payments with Visa
Accepted credit card payments through Mastercard
Online payments accepted via Discover card
Convenient and trusted payments via American Express

Shipping:

Reliable global express shipping by DHL
Worldwide parcel delivery by UPS
Fast and secure shipping by FedEx

Delivery: Estimated 2- 6 business days delivery. See details

Returns: 14 days returns. See details

All parts are covered by REACO CNC warranty

All parts are covered by REACO CNC warranty

Every part is carefully inspected and tested for reliability。

All parts tested under load

Global Delivery for Fanuc and Mitsubishi CNC parts

Fast response, global shipping, expedited shipping available

tech support for CNC repair and parts.

Free technical support

More than 150,000 parts in stock & ready for delivery

More than 100,000 parts in stock & ready for delivery

Order a Mitsubishi RX322B-1 remote I/O add-on PCB from REACO CNC. The pictured board carries the BN634A590G53 board number and a separate D label. Send photos of your original PCB and remote I/O unit nameplate so we can check fitment and quote a replacement.

Mitsubishi RX322B-1 Product Information

Brand Mitsubishi Electric
Model RX322B-1
Board Number BN634A590G53, with a separate D label on the pictured PCB
Additional Markings RX322-1 and Made in Japan
Reverse-Side Marking BN634A590H03
Category Remote I/O add-on PCB
Parameter Description Mitsubishi lists the RX322-1 add-on PCB with 32 digital inputs (sink/source) and 16 sourcing digital outputs.
Condition Contact us for available condition and photos of the unit offered.
Handling Time Normally 1–2 business days after payment for confirmed stock.
Shipping Worldwide via DHL, UPS, or FedEx.
Estimated Delivery Time Quoted by destination and courier service.
Warranty New or refurbished units carry a 12-month warranty. Used units carry a 3-month warranty.
Service Test video before dispatch and free technical support.
Packing Antistatic protection, cushioning, and reinforced outer packaging.

Source-Checked Details

Mitsubishi lists the RX322-1 add-on PCB alongside the RX312 base PCB in the FCUA-DX111 remote I/O unit. The assembled unit provides 64 digital inputs and 48 sourcing digital outputs. See section 2.2 of the Mitsubishi MELDAS 600 Series Connection Manual.

Product Scope

This listing covers the RX322B-1 add-on PCB. The pictured board has two gray latching connectors and a short ribbon cable. Your quotation will specify the board configuration and whether the cable is included.

Fitment Confirmation

Send photos of both sides of your original PCB, the board number and letter label, and the remote I/O unit nameplate. Include the full RX322B-1 designation so we can check the board markings, connector layout, and source-output configuration before you order.

Request Price and Availability

Send the required quantity and delivery country for pricing, available condition, dispatch timing, and courier options. We will share a test video before dispatch.

Browse Related Mitsubishi Components

Explore more replacement boards in our Mitsubishi PCB collection.

Warehouse shelves filled with boxed FANUC CNC parts, showing Reaco CNC’s large inventory for fast global delivery.

Over 100,000 CNC Parts in Stock

With an extensive inventory of FANUC and Mitsubishi components, we ensure fast delivery and reliable replacements — minimizing your downtime.

Shop now
Packaging process showing wooden crates for heavy items and reinforced double-layer cartons for standard products.

Fast Global Delivery

  • DHL, UPS, FedEx Global shipping.
  • Expedited shipping available
  • Packed in secure reinforced cartons for maximum protection during transport.
Technician operating FANUC CNC testing benches during system inspection and repair at REACO CNC.

Need Expert Assistance?

Our experienced engineers provide technical support for all FANUC and Mitsubishi CNC parts — including troubleshooting, installation guidance, and repair consultation.

Get in touch

Trusted by

We serve hundreds of manufacturers, distributors, and service providers in industries including machine tools, automotive, electronics, and aerospace.

our_value_parter_2
our_value_parter_3
our_value_parter_4
our_value_parter_8
our_value_parter_5
our_value_parter_7

Hot Selling FANUC Parts

View all