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Mitsubishi R612B 12-Point Relay Output Unit for Q Series PLCs

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Mitsubishi R612B

by Mitsubishi Electric

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OverviewThe Mitsubishi R612B unit is a high-performance, 12-point relay output module specifically engineered for seamless integration within the Mitsubishi Electric Q Series programmable logic controller (PLC) platform. This expansion device delivers dependable control over various industrial loads, ensuring optimal performance in demanding operational settings. Featuring 12 Form A (normally open) contacts, the R612B offers exceptional durability and adaptability, making it an excellent choice for applications requiring flexible, mixed-voltage switching capabilities. Its sophisticated design guarantees stable control and improved system efficiency, contributing to the overall reliability of your automation infrastructure. With its compact footprint and robust construction, the R612B exemplifies Mitsubishi Electric's dedication to quality and innovation in industrial automation solutions.Key Features 12 Form A Relay Outputs: Provides extensive switching capacity for a broad array of industrial uses. Wide Output Voltage Range: Capable of switching AC/DC voltages up to 250 V, accommodating various load requirements. Generous Contact Rating: Each point supports a strong 2 A, ensuring dependable operation with diverse equipment. Electromechanical Relays: Guarantees operational consistency for both AC and DC loads. LED Status Indicators: Individual LEDs for each output channel provide instant visual feedback for diagnostics. Effortless Integration: Engineered for snap-in mounting into Q Series expansion racks, simplifying installation and upkeep. Opto-isolated Coils: Offers superior noise immunity, boosting system stability and data integrity. Globally Certified: Complies with CE, UL, cUL, and RoHS standards, assuring regulatory adherence and safety. Technical Specifications Model Number: R612B Output Points: 12 (Form A relays) Rated Voltage: 250 V AC / 30 V DC Max Load Current: 2 A per contact Electrical Life: Approximately 100,000 switching operations (at rated load) Isolation Voltage: 1,500 VAC between coils and contacts Response Time: Approximately 10 ms Mounting: Compatible with Q Series I/O rack Operating Temperature: 0 °C to +55 °C Certifications: CE, UL, cUL, RoHS ApplicationsThe Mitsubishi R612B 12-Point Relay Output Unit is designed for adaptability, making it suitable for a wide range of industrial control scenarios: Solenoid, Light, and Contactor Switching: Efficiently manages the activation and deactivation of vital components within automated systems. Discrete Control in Industrial Automation: Provides precise and reliable control for individual processes within complex automation architectures. PLC-Driven Machine Panels and Cabinets: Integrates seamlessly into control panels, offering robust output capabilities for automated machinery. OEM Equipment: An excellent choice for original equipment manufacturers requiring versatile and reliable relay outputs for their products. Systems Requiring Isolation: Ensures effective electrical isolation between PLC logic and field loads, enhancing safety and preventing interference. Why Choose This Model?The Mitsubishi R612B stands out within its category due to a combination of advanced characteristics and Mitsubishi Electric's widely recognized quality: Flexible AC/DC Load Compatibility: Its capacity to manage both AC and DC loads up to 250V makes it an incredibly adaptable solution for diverse industrial settings, reducing the need for multiple specialized units. Seamless Q Series Integration: Designed for straightforward, snap-in installation into Q Series PLC racks, it ensures rapid setup and dependable operation, minimizing downtime and simplifying system expansion. Intuitive LED Diagnostics: Equipped with individual LED indicators for each output channel, the R612B provides immediate visual feedback, significantly streamlining troubleshooting and accelerating maintenance tasks. High-Performance, Long-Life Relays: Constructed with robust electromechanical relays, it offers an electrical life of approximately 100,000 operations, ensuring sustained reliability. Order NowElevate your automation system with the Mitsubishi R612B 12-Point Relay Output Unit. Contact us today to place your order or to learn more about how this exceptional component can benefit your operations.FAQWhat is the primary function of the Mitsubishi R612B?The Mitsubishi R612B is a 12-point relay output unit designed to expand the control capabilities of Mitsubishi Electric Q Series PLCs by providing robust and isolated switching for various industrial loads.Is the R612B compatible with both AC and DC loads?Yes, the R612B is highly versatile and capable of switching both AC and DC voltages up to 250 V, making it suitable for a wide range of industrial applications.How does the R612B ensure system stability and noise resistance?The unit features opto-isolated coils, which provide superior noise immunity, enhancing overall system stability and data integrity in industrial environments.What certifications does the Mitsubishi R612B hold?The R612B is globally certified, conforming to CE, UL, cUL, and RoHS standards, assuring compliance with international safety and environmental regulations.What kind of diagnostics are available on the R612B?It includes individual LED status indicators for each output channel, offering immediate visual feedback for efficient diagnostics and troubleshooting.

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PRODUCT DETAILS

Mitsubishi R612B

Overview

This is a genuine Mitsubishi Electric component. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Mitsubishi Electric catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Mitsubishi Electric automation ecosystem

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Mitsubishi Electric equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Mitsubishi Electric catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Mitsubishi Electric platform with documented conversion notes

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Model Number: R612B
  • Output Points: 12 (Form A relays)
  • Rated Voltage: 250 V AC / 30 V DC
  • Max Load Current: 2 A per contact
  • Electrical Life: Approximately 100,000 switching operations (at rated load)
  • Isolation Voltage: 1,500 VAC between coils and contacts
  • Response Time: Approximately 10 ms
  • Mounting: Compatible with Q Series I/O rack
  • Operating Temperature: 0 °C to +55 °C
  • Certifications: CE, UL, cUL, RoHS

Applications

The Mitsubishi R612B 12-Point Relay Output Unit is designed for adaptability, making it suitable for a wide range of industrial control scenarios:

  • Solenoid, Light, and Contactor Switching: Efficiently manages the activation and deactivation of vital components within automated systems.
  • Discrete Control in Industrial Automation: Provides precise and reliable control for individual processes within complex automation architectures.
  • PLC-Driven Machine Panels and Cabinets: Integrates seamlessly into control panels, offering robust output capabilities for automated machinery.
  • OEM Equipment: An excellent choice for original equipment manufacturers requiring versatile and reliable relay outputs for their products.
  • Systems Requiring Isolation: Ensures effective electrical isolation between PLC logic and field loads, enhancing safety and preventing interference.

Why Choose the R612B?

The Mitsubishi R612B stands out within its category due to a combination of advanced characteristics and Mitsubishi Electric's widely recognized quality:

  • Flexible AC/DC Load Compatibility: Its capacity to manage both AC and DC loads up to 250V makes it an incredibly adaptable solution for diverse industrial settings, reducing the need for multiple specialized units.
  • Seamless Q Series Integration: Designed for straightforward, snap-in installation into Q Series PLC racks, it ensures rapid setup and dependable operation, minimizing downtime and simplifying system expansion.
  • Intuitive LED Diagnostics: Equipped with individual LED indicators for each output channel, the R612B provides immediate visual feedback, significantly streamlining troubleshooting and accelerating maintenance tasks.
  • High-Performance, Long-Life Relays: Constructed with robust electromechanical relays, it offers an electrical life of approximately 100,000 operations, ensuring sustained reliability.

Availability & Shipping

  • In stock: R612B ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every R612B ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Mitsubishi Electric

The Mitsubishi R612B is a 12-point relay output unit designed to expand the control capabilities of Mitsubishi Electric Q Series PLCs by providing robust and isolated switching for various industrial loads.

Machine down? We ship parts the same day.

New, surplus, and refurbished Mitsubishi Electric inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.

Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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