Kidde Airsense ADELCU-EOL Spare End-of-Line Unit
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 Kidde Airsense ADELCU‑EOL Spare End‑of‑Line Unit is a standardized termination accessory designed for use in fire‑alarm and detection circuits — providing a secure and safe way to complete the wiring loop, protect against fault conditions, and ensure compliance with system integrity requirements. This spare EOL unit is essential in installations using Airsense or Kidde fire detection equipment, helping maintain reliable communication and alarm signalling across zone wiring.
Key Features:
-
Circuit Termination: Acts as the designated end‑of‑line resistor or unit for fire‑alarm detection loops — ensuring proper circuit supervision, fault detection, and signaling integrity.
-
Spare / Replacement‑Ready: Serves as a spare EOL unit for maintenance, repair, or expansion of existing fire‑alarm installations — allowing quick replacement without system downtime.
-
Compatibility: Works with Kidde Airsense fire detection systems and compatible control panels that require EOL termination for zone wiring.
-
Simple Installation: Easy to install at the end of a detection loop — enabling straightforward connection without complex wiring modifications.
-
Reliable & Safe: Built to electrical and fire‑safety standards, ensuring stable performance, correct end‑of‑line resistance, and safe operation over time.
Specifications:
-
Model: ADELCU‑EOL (Spare End‑of‑Line Unit)
-
Type: End‑of‑Line termination accessory for fire‑alarm detection loops
-
Function: Provides supervised circuit termination — ensures proper loop end detection, fault supervision, and safe alarm operation
-
Compatibility: Kidde Airsense detection systems and compatible control panels requiring EOL termination
-
Application: Fire detection and alarm circuits in commercial buildings, industrial facilities, residential complexes, warehouses, and institutional installations
The Kidde Airsense ADELCU‑EOL Spare End‑of‑Line Unit is a critical accessory for maintaining the reliability and safety of fire‑alarm detection loops. With Kidde’s proven quality standards and backed by Ram Automations, this spare unit ensures your fire‑alarm wiring remains supervised, compliant, and ready for dependable operation. For inquiries or ordering, contact info@ramautomations.com.
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.