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Order a Mitsubishi RK485B-370 power PCB assembly from REACO CNC. The pictured board carries the BN638A107G51 board number, a separate B label, and an additional RK485-370 marking. Send your original board photos and equipment nameplate so we can check the configuration and quote a replacement.
Mitsubishi RK485B-370 Product Information
| Brand | Mitsubishi Electric |
| Model | RK485B-370 |
| Additional Model Marking | RK485-370 |
| Board Number | BN638A107G51, with a separate B label on the pictured PCB |
| Origin Marking | Made in Japan, as marked on the pictured PCB |
| Category | Power PCB assembly |
| Parameter Description | Match the -370 suffix, board number, letter label, and connection layout with your original assembly. |
| 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. |
Board Identification and Layout
The component side shows a wide ribbon cable at the connector marked J2, a red and white twisted lead, and a white block with three openings. The plated connection holes and the positions of the smaller connectors provide additional points for comparing your original board.
Product Scope
This listing covers the power PCB assembly. Your quotation will specify the supplied configuration and whether it includes the pictured ribbon cable and twisted lead.
Fitment Confirmation
Send photos of both sides of your original PCB, close-ups of its markings and connectors, and a photo of the equipment nameplate. Include the full RK485B-370 designation and any letter label beside the board number so we can check the configuration before you order.
Request Price and Availability
Send the required quantity and delivery country for a quote with available condition, dispatch timing, and courier options. We will share a test video of the unit before dispatch.
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