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Mitsubishi QY81P 16-point digital output module for MELSEC-Q series PLCs

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Mitsubishi QY81P

by Mitsubishi Electric

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OverviewThe Mitsubishi QY81P is a high-performance 16-point digital output module meticulously engineered for seamless integration with the MELSEC-Q series PLCs. This versatile module provides exceptional flexibility with both sink and source output configurations, operating at a reliable 24V DC. Designed to meet the stringent demands of modern industrial automation, the QY81P excels at high-speed signal switching, making it the ideal solution for precisely controlling a diverse array of devices, including actuators, relays, solenoids, and indicator lights across a vast spectrum of automation systems. Its robust design and superior functionality ensure optimal performance and reliability in critical applications, enhancing overall system efficiency and control.Key Features Series: MELSEC-Q Output Type: Transistor (sink/source selectable) Number of Outputs: 16 independent points Rated Voltage: 24V DC Output Current: 0.5A per point, with a maximum of 4A per common Switching Time: Ultra-fast response of ≤0.1ms Interface: Secure and reliable screw terminal block Isolation: Advanced photocoupler isolation for enhanced safety and noise immunity LED Indicators: Individual LED indicators for each output channel, providing clear status visualization Mounting: Designed for easy installation within a Q-series base unit Protection: Integrated overcurrent and short-circuit protection safeguards the module and connected devices Technical Specifications Model Number: QY81P Voltage: 24V DC (capable of both sink and source configurations) Total Output Points: 16 Max Current per Point: 0.5A Max Current per Common: 4A Response Time: ≤0.1ms Insulation Type: Photocoupler isolation Mounting Type: Rack mount (specifically for Q series base units) Operating Temperature: 0°C to 55°C Dimensions: Approximately 98 x 27.4 x 90 mm Weight: ≈ 0.2 kg Certifications: CE, UL, cUL, RoHS compliant ApplicationsThe Mitsubishi QY81P is a highly adaptable digital output module, suitable for a wide range of industrial applications: Precise control of indicator lights and signal towers for visual status feedback. Efficient driving of relays, solenoids, and small actuators in automated processes. Integration into conveyor and packaging systems for responsive material handling. Seamless operation within machine tools and general industrial automation setups. Reliable output signaling for critical alarms and monitoring devices, ensuring operational safety. Why Choose This Model? Flexible Output Mode: Offers unparalleled adaptability with support for both sink and source wiring configurations, catering to diverse system requirements. Rapid Switching: Boasts an impressive response time of under 0.1ms, enabling real-time control and immediate reaction to process changes. Compact & Modular Design: Its optimized form factor allows for effortless integration into MELSEC-Q base units, maximizing space efficiency within control cabinets. Safe & Reliable Operation: Equipped with robust built-in short-circuit and overcurrent protection, safeguarding both the module and critical connected equipment from potential damage. Industry Standard Excellence: Represents proven reliability and performance within global automation systems, backed by the trusted Mitsubishi Electric brand. Order NowThe Mitsubishi QY81P 16-point digital output module is readily available worldwide to enhance your automation infrastructure. Explore our extensive collection of Mitsubishi MELSEC-Q Series for additional compatible options and expand your system capabilities. For comprehensive automation solutions, delve into our full range of Mitsubishi MELSEC Programmable Controllers (PLC), offering everything from legacy systems to cutting-edge PLCs engineered for superior performance, advanced connectivity, and unparalleled flexibility.FAQWhat is the Mitsubishi QY81P?The Mitsubishi QY81P is a 16-point digital output module designed for seamless integration with MELSEC-Q series PLCs, offering both sink and source output configurations at 24V DC.What are the key features of the QY81P?Key features include 16 independent transistor outputs, 24V DC rated voltage, 0.5A per point output current, ultra-fast switching time of ≤0.1ms, photocoupler isolation, and integrated overcurrent and short-circuit protection.What applications is the QY81P suitable for?The QY81P is suitable for a wide range of industrial applications such as controlling indicator lights, driving relays and solenoids, integration into conveyor systems, and reliable signaling for alarms and monitoring devices.Why choose the Mitsubishi QY81P?The QY81P offers flexible output modes, rapid switching, a compact design for easy integration, safe and reliable operation with built-in protection, and represents industry-standard excellence from Mitsubishi Electric.

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PRODUCT DETAILS

Mitsubishi QY81P

Overview

This is a genuine Mitsubishi Electric component from the MELSEC PLCs family. 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
  • Engineered to integrate inside MELSEC PLCs installations

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 for the MELSEC PLCs family

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

Technical Specifications

  • Model Number: QY81P
  • Voltage: 24V DC (capable of both sink and source configurations)
  • Total Output Points: 16
  • Max Current per Point: 0.5A
  • Max Current per Common: 4A
  • Response Time: ≤0.1ms
  • Insulation Type: Photocoupler isolation
  • Mounting Type: Rack mount (specifically for Q series base units)
  • Operating Temperature: 0°C to 55°C
  • Dimensions: Approximately 98 x 27.4 x 90 mm
  • Weight: ≈ 0.2 kg
  • Certifications: CE, UL, cUL, RoHS compliant

Applications

The Mitsubishi QY81P is a highly adaptable digital output module, suitable for a wide range of industrial applications:

  • Precise control of indicator lights and signal towers for visual status feedback.
  • Efficient driving of relays, solenoids, and small actuators in automated processes.
  • Integration into conveyor and packaging systems for responsive material handling.
  • Seamless operation within machine tools and general industrial automation setups.
  • Reliable output signaling for critical alarms and monitoring devices, ensuring operational safety.

Why Choose the QY81P?

  • Flexible Output Mode: Offers unparalleled adaptability with support for both sink and source wiring configurations, catering to diverse system requirements.
  • Rapid Switching: Boasts an impressive response time of under 0.1ms, enabling real-time control and immediate reaction to process changes.
  • Compact & Modular Design: Its optimized form factor allows for effortless integration into MELSEC-Q base units, maximizing space efficiency within control cabinets.
  • Safe & Reliable Operation: Equipped with robust built-in short-circuit and overcurrent protection, safeguarding both the module and critical connected equipment from potential damage.
  • Industry Standard Excellence: Represents proven reliability and performance within global automation systems, backed by the trusted Mitsubishi Electric brand.

Availability & Shipping

  • In stock: QY81P 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 QY81P ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Mitsubishi Electric

The Mitsubishi QY81P is a 16-point digital output module designed for seamless integration with MELSEC-Q series PLCs, offering both sink and source output configurations at 24V DC.

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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