Product Description
The Mitsubishi A1SX41 is a dependable DC leakage-type input module for industrial automation, featuring 32 sink-type input points for precise device connections. It ensures safe and efficient operation with a low OFF current (1mA) and OFF voltage (4V DC). Supporting 12V DC or 24V DC input, it handles rated input currents of 3mA and 7mA respectively. The A1SX41-S2 model simplifies integration with a 40-pin connector, enhances safety through photocoupler isolation, and offers a straightforward common terminal configuration. With 500V AC insulation and noise immunity, it guarantees stability in harsh environments. Weighing only 0.46 pounds, this module is easy to install and maintain, compatible with Mitsubishi converter modules, and streamlines control scheme analysis, ultimately boosting productivity in industrial automation.
Is Your Device Showing These Signs?
The Mitsubishi A1SX41 transistor output module commonly experiences issues such as blown transistors due to overcurrent or inductive load spikes, resulting in output failure. Corrosion on terminal blocks causes intermittent connections and signal degradation, leading to erratic behavior in connected devices. Backplane communication errors arise from damaged module connectors or corrupted memory, disrupting data transfer and PLC operation. Power supply fluctuations or insufficient voltage to the module result in unreliable output states and system instability. Component aging, particularly capacitors, degrades performance and causes unpredictable output switching.
Technical specifications
The Mitsubishi A1SX41 is a 32-point DC input module for industrial automation, offering reliable performance with low OFF current/voltage and support for 12/24V DC input. The A1SX41-S2 model features a 40-pin connector, photocoupler isolation, simple common terminal configuration, and noise immunity, ensuring easy integration, safety, and stability. Its lightweight design and compatibility with Mitsubishi converters simplify installation, maintenance, and control scheme analysis, enhancing productivity.
Our Repair Process for the
A1SX41
Our repair process for the Mitsubishi A1SX41 transistor output module begins with a thorough inspection to identify blown transistors, corroded terminal blocks, damaged connectors, or aged components. We meticulously test each transistor for overcurrent damage and replace any that have failed. Terminal blocks undergo rigorous cleaning to remove corrosion, ensuring secure and stable connections. Module connectors are carefully examined for damage and repaired or replaced as needed to restore proper backplane communication. Power supply voltage is verified and stabilized to eliminate fluctuations. Finally, all aged capacitors are replaced to prevent unpredictable output switching and ensure long-term reliability.
Your Guarantee: Warranty & Lifetime Support
Your satisfaction is our top priority, and we confidently stand behind the quality of our repairs. That's why every repair service is covered by our comprehensive 24-month warranty. Furthermore, we offer lifetime phone support – if you have questions or need assistance related to our repair down the road, we're here to help. Our service commitment is straightforward: we guarantee our work, and if you're not satisfied, we will make it right. Learn More about our Repair process.
Comprehensive Repairs You Can Depend On
We take immense pride in the quality and reliability of our work. Our process goes beyond simply fixing the immediate problem. We perform a comprehensive inspection of your main board (or other equipment) and proactively replace components known to be failure-prone or showing signs of potential future failure. Before any item is returned, it undergoes rigorous functional testing to ensure it meets performance specifications and operates flawlessly. Visit our main Repair Services page to learn more.
Save Significantly
Our primary goal is to save you hundreds, or even thousands, of dollars compared to the cost of new equipment replacement. By repairing existing components, we provide an economical solution that is also eco-friendly. At Roc Industrial, our commitment to integrity and community drives our consistent growth and ensures you receive a reliable, cost-effective solution.


Please Note: Roc Industrial operates as an independent service provider and is not an authorized distributor for the manufacturers or brands mentioned. Consequently, the original manufacturer's warranty is not applicable to items repaired or sold by us. Roc Industrial provides its own 2-year warranty on all repair services performed.
Buying Options
To receive a quote within 2 hours, please provide us with the details of your requirements. Our team will promptly review your request and send you a custom offer.
Ships from Rochester, NY