Honeywell – SD500-SDM SD500-SDM Addressable 2-Wire Smoke Detector Module
Discontinued by Honeywell — we can still source the original SD500-SDM (new, used or refurbished, subject to availability). Request a quote below.
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Quick facts
| Availability | Confirmed on request |
| Category | Honeywell Fire Alarm Panels & Modules |
| Lifecycle | Discontinued |
| Warranty | 12-month (new) · 3-month (used/refurbished) |
Shipping & availability
Can I still buy the SD500-SDM now that it is discontinued?
Yes. Honeywell has discontinued the SD500-SDM, but sourcing discontinued parts is what PartnerPLC specialises in — new old stock, used and refurbished units. Request a quote and we'll confirm availability, condition and lead time.
When can SD500-SDM be shipped?
SD500-SDM is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Can I pick up SD500-SDM in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — mention it when you request a quote for SD500-SDM and we'll include express shipping options in our reply.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for SD500-SDM, subject to availability and destination.
SD500-SDM addressable 2-wire smoke detector modules allow you to assign an address to a loop of conventional detection devices. These devices can be dry contacts, such as pull stations and heat detectors, or 2-wire smoke detectors. This means you can retrofit an existing building and utilize existing conventional devices.SD500-SDM addressable 2-wire smoke detector modulesuse a 24V DC auxiliary power input to power the conventional loop, and is connected to thesignaling line circuit (SLC) loop via two wires. The conventional loop can be configured as Class A or Class B giving you the flexibility to handle any job. SD500-SDM addressable 2-wire smoke detector modulesmake it possible for IntelliKnight® control panels to work in new or retrofit installations.
Features & Benefits:
Converts a conventional 2-wire loop to an address on the SLC loop
DIP switch addressing for fast installation
Support for Class B wiring
Attractive ivory cover plate
Fully supervised
Certifications:
UL Listed
Honeywell Farenhyt, Silent Knight SD500-SDM — SD500-SDM addressable 2-wire smoke detector modules allow IntelliKnight® fire alarm controls to interface and monitor 2-wire conventional smoke detectors. Discontinued by Honeywell — no longer in the current range. PartnerPLC sources new, surplus and discontinued Honeywell parts — request a quote for price, condition and lead time.
Specifications
Product
| Lifecycle | Discontinued by Honeywell |
| Brand line | Farenhyt, Silent Knight |
Others
| Brand | Farenhyt, Silent Knight |
More Honeywell parts
Available on requestSD500-LK SD500-LK Dual Action Conversion Kit
Available on requestSD500-MIM SD500 Addressable Miniature Input Module
Available on requestSD500-PS SD500-PS & SD500-PSDA Addressable Pull Station
Available on requestSD500-PSBP SD500 Backplates
Available on requestSD505-4AB IntelliKnight® Photoelectric Smoke Detector Base
Available on requestSD505-6IB SD505-IB Six Inch Isolator Base
Available on requestSD505-6RB SD505-6RB Six Inch Relay Base
Available on requestSD505-6SB SD505-6SB Sounder Base