Need More Details?
If you’d like to check stock availability, request the latest price, or view more product images, simply click the "Request for Price" button and our team will assist you promptly.

The Dc Alarm 250V M-System M-Unit, featuring model Asw Dc Alarm 0-100% (0-10V Dc) N1257A, is a high-quality alarm system from M-System Co., Ltd., designed for reliable monitoring and alerting in various industrial applications. This robust unit is engineered to ensure accurate detection and timely responses, making it an essential component for safeguarding operational integrity. Built for demanding environments, this system provides consistent performance and peace of mind.
This alarm system, compatible with a 4-20Ma Dc (250Ω) input, is powered by 100V Ac N1858D and can handle up to 250V 7.5A. Manufactured in Japan, the Dc Alarm 250V M-System M-Unit ensures precision and quality. With a weight of only 370 gm, it is lightweight and easy to handle, ideal for various applications. It is perfect for integration with measuring instruments for seamless integration into your setup.
Specifications:
Model: Asw Dc Alarm 0-100% (0-10V Dc) N1257A. Input: 4-20Ma Dc (250Ω). Power: 100V Ac N1858D. Capacity: 250V 7.5A. Weight: 370 gm. Origin: Japan
Choose the Dc Alarm 250V M-System M-Unit for dependable performance in your industrial or automation systems. Trust in the quality and expertise of M-System Co., Ltd. to protect your operations. Contact Ram Automations at info@ramautomations.com for more information.
Returns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.