Silent Knight 005815XL Signal Line Circuit Expander for IntelliKnight 5820XL Addressable Fire Control Panel
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Key Features
- Add up to 127 addressable devices per SLC, enabling seamless system expansion without replacing the main panel
- Scale to 508 devices by installing up to three expanders for large facilities and campus deployments
- Preserves full IntelliKnight SLC functionality and device compatibility for consistent monitoring and supervision
- RS-485 connectivity and cabinet mounting simplify installation and retrofit projects, reducing labor and downtime
- UL 864/NFPA-compliant design with LED communication indicator and 3-year warranty for reliable, code-compliant operation
Quick Specifications
- Product Model
- 5815XL
- Brand Name
- Silent Knight by Honeywell
- Product Line
- IntelliKnight
- Product Name
- 5815XL Panel Extender
Explore the details
Product information
005815XL
Overview
Expand and future-proof your fire alarm and life-safety system with the Silent Knight by Honeywell 005815XL Signal Line Circuit (SLC) Expander. This control panel module increases addressable device capacity—adding up to 127 devices per SLC and allowing up to three expanders for a 508-device system—so you can scale monitoring and security coverage across commercial buildings, campuses, or multi-tenant facilities without costly panel replacements. The 5815XL supports the same IntelliKnight device set and SLC features (including Style 6/Class A) for seamless integration and predictable performance.
Designed for easy installation, the module connects via the RS-485 bus and mounts in IntelliKnight 5820XL/5895XL cabinets, making it ideal for retrofits using standard wiring. Built to industry standards (UL 864, NFPA 72) and backed by a 3-year warranty, the 005815XL delivers dependable supervision for fire alarm, security, and monitoring applications. Upgrade your IntelliKnight system to accommodate growth and enhance surveillance and emergency response—contact sales or add the 5815XL expander to your spec today.
Features
- Add up to 127 addressable devices per SLC, enabling seamless system expansion without replacing the main panel
- Scale to 508 devices by installing up to three expanders for large facilities and campus deployments
- Preserves full IntelliKnight SLC functionality and device compatibility for consistent monitoring and supervision
- RS-485 connectivity and cabinet mounting simplify installation and retrofit projects, reducing labor and downtime
- UL 864/NFPA-compliant design with LED communication indicator and 3-year warranty for reliable, code-compliant operation
| General Information | |
|---|---|
| Brand Name | Silent Knight by Honeywell |
| Manufacturer | Honeywell International, Inc |
| Product Line | IntelliKnight |
| Product Name | 5815XL Panel Extender |
| Product Type | Panel Extender |
| Product Model | 5815XL |
| Country of Origin | US |
| Manufacturer Part Number | 005815XL |
| Technical Information | |
| Device Supported | Fire Alarm Control Panel |
| Connectivity Technology | Wired |
| Power Description | |
| Input Voltage | 24V DC |
| Warranty | |
| Limited Warranty | 3-Year |
| Miscellaneous | |
| Features | Adds 99 SK Modules and 99 SK Detectors or 127 SD Addressable Devices to a 5820XL or 5820XL EVS Addressable Fire Alarm Control Panel, Communicates on Most Standard Wiring Systems (Ideal for etrofits), LED Indicates Good Communication, Tech Info: UL 864, NFPA 72/101, FM, CSFM, MEA, Upto Three 5815XLS per System |
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Is this right for your project?
Confirm the model, required accessories and delivery needs before ordering.
- SKU:
- 005815XL
- Manufacturer part:
- 005815XL
How do I confirm compatibility?
Check the specifications and manufacturer documents for your existing system. Send us your model numbers and project requirements if you need help selecting equipment or accessories.
Ask a product specialistWhen will this item ship?
Availability is shown above. Special-order items and project quantities may need additional lead time. Contact us to confirm a delivery date before scheduling installation.
Shipping, freight and delivery detailsWhat should I know about returns?
Returns require an approved RMA. Consult the linked return policy for deadlines and eligibility. For standard non-defective returns, eligible factory-sealed items carry a 15% restocking fee and customer-paid return shipping; open-box and used items are refused. Defective and DOA claims follow the policy's separate terms. Special orders and other exclusions are final sale.
Read return eligibility and exclusionsSilent Knight 005815XL Signal Line Circuit Expander for IntelliKnight 5820XL Addressable Fire Control Panel
005815XL