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 Frost Alarm Relay EFST-6 by OJ Electronics is a reliable solution for monitoring frost conditions in various settings. With a supply voltage of 230Vac and 0-10V DC, this alarm relay is designed to operate effectively in detecting frost and providing timely alerts. The EFST-6-1221 model is capable of handling a voltage of up to 250V and a current of 5A, ensuring robust performance in frost detection applications. Weighing just 200 grams, this frost alarm relay is lightweight and easy to install, making it an ideal choice for both residential and commercial use.
Equipped with advanced technology, the OJ Electronics EFST-6 Frost Alarm Relay offers precise monitoring of temperature changes to prevent frost damage. By providing an early warning system, this relay helps protect valuable assets from the detrimental effects of frost, ensuring continuous operation and peace of mind. The efficient design of the EFST-6-1221 model allows for seamless integration into existing systems, enabling seamless operation and reliable frost detection capabilities. With a focus on durability and performance, this frost alarm relay is a versatile solution for any environment requiring frost monitoring.
In conclusion, the Frost Alarm Relay EFST-6 from OJ Electronics is a high-quality product designed to deliver accurate and consistent frost detection for enhanced safety and protection. With its compact size, user-friendly interface, and reliable performance, this alarm relay is an essential tool for any facility requiring effective frost monitoring. Trust OJ Electronics for all your frost alarm needs, and ensure the safety and security of your assets with the EFST-6-1221 model. Experience peace of mind knowing that your property is safeguarded against frost damage with this innovative and dependable frost alarm relay.
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.