The SILENT-KNIGHT-SK-4 is a four-zone, conventional 120 VAC fire alarm control panel that provides reliable fire signaling protection for small- to medium-sized commercial, industrial, and institutional buildings.

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If you have any questions or encounter an issue, please send us a message through eBay— we’ll respond promptly. Though we strive for accuracy, mistakes can occur, and when they do, we’ll work quickly to make things right. We may not be experts on every item, but we’re committed to giving you clear, helpful answers.


Returns & Replacements
This item is sold as is being sold as is, in its current condition, with no returns accepted. Please review the description. If you have any questions or would like additional information or photos before purchasing, please feel free to contact me.

Order Process Time
Your order will be processed within 4 business days after payment.

Shipping and Delivery
To ensure that your order is delivered on time please make sure your address and your full name are correct. We do not ship to a P.O. Box at this time. We currently ship all orders through UPS and FedEx.
If you have any questions about shipping or tracking, please reach out to our customer care team. We’ll be happy to double-check the details for you.

Seller’s Disclaimer:

We are not affiliated with, endorsed by, or authorized as a dealer or distributor for the manufacturer of this product. Accordingly, this item is sold without any manufacturer’s warranty, guarantee, or obligation for replacement. Any coverage or remedy available to the buyer is limited exclusively to the return policy specified in the corresponding eBay listing.

By purchasing this item, you acknowledge and agree to the terms stated above. For any inquiries or requests for clarification, please contact us prior to completing your purchase.

Regardless of the equipment’s origin, any documentation provided, or identification displayed on it, the equipment offered here is not certified, recommended, or guaranteed for any specific use.

By purchasing this equipment, the buyer acknowledges and accepts that the seller is not liable or responsible for any injuries, death, or damages to persons or property, whether direct, incidental, or consequential, that may arise from its use.

It is the sole responsibility of the buyer to have the equipment inspected and certified by a qualified professional before any use.