Description
Honeywell SD505-DUCTR
Reliable duct-mounted smoke detection for HVAC systems with photoelectric sensing technology to protect commercial buildings from fire spread through air handling systems.
| Brand | Honeywell |
| Model | SD505-DUCTR |
| Voltage | 24V DC |
| Country of Origin | USA |
| Weight | 1.8 lbs |
| Dimensions | 9.5 x 7.25 x 2.25 inches |
| Warranty | 3 years |
| Certifications | UL 268A, ULC, CSFM, FM Approved |
| SKU / MPN | SD505-DUCTR |
| What’s in the box | Duct smoke detector housing, mounting template, installation manual, sampling tubes |
| Detection Type | Photoelectric |
| Operating Voltage | 24V DC |
| Air Velocity Range | 100 to 4000 ft/min |
| Operating Temperature | -4°F to 158°F (-20°C to 70°C) |
| Relay Outputs | Form C (SPDT) alarm and trouble |
| Mounting | HVAC Duct |
Key benefits: Photoelectric sensor for early smoke detection, wide air velocity range, easy installation in HVAC ducts, compatible with Silent Knight fire alarm panels, low-profile design, reliable relay outputs for fan shutdown
Typical applications: Commercial HVAC systems, air handling units, hospital ventilation, school and university buildings, office complexes, data centers, industrial facilities, clean rooms
Lifecycle: Active product, currently manufactured and supported with long-term availability
Our Advantages
Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
Don't worry about ordering the wrong part by matching your part number with our OEM catalogs.
Competitively priced
Shop with confidence knowing we are offering very competitive pricing!
Orders usually ship the same day
Rest assured your order will arrive as soon as possible knowing we usually ship the same day.
Individually inspected
Before any package is shipped we carefully inspect every product to ensure quality.
Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.
Run Business
Building a reputation for quality products at a reasonable price. Our inventory is far more extensive than what can be represented on our web site, so please call one of our knowledgeable salesmen with your specific needs.
Robert M. –
Excellent built quality. Integrated easily into our existing control system.