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Honeywell FSP-951 Notifier Photoelectric Smoke Detector – Advanced Fire Detection & Alarm System


Discover the Honeywell FSP-951 Fire Detection And Alarm System Notifier Photoelectric Smoke Detectors, advanced intelligent plug-in smoke detectors designed for superior fire detection. These detectors boast a sleek, low-profile design with cutting-edge photoelectric sensing technology, ensuring reliable performance in addressable fire alarm systems. Compatible with FlashScan® and CLIP protocols, they integrate seamlessly with Notifier’s ONYX® panels. The series includes the FSP-951 photoelectric model, FSP-951T with thermal sensing at 135°F (57°C), and FSP-951R for duct applications. Available in white or ivory, these detectors feature dual bi-color LEDs for 360° visibility and rotary address switches for easy setup. With drift compensation and multiple base options, they suit commercial and industrial settings. UL/ULC listed, FM approved, and CSFM certified, the FSP-951 Series ensures top-tier safety and compliance.

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Honeywell FSP-951 Notifier Photoelectric Smoke Detector

The Honeywell FSP-951 Notifier Photoelectric Smoke Detector offers advanced fire detection technology with a modern, low-profile design. It is designed for use in addressable fire alarm systems, ensuring quick and accurate smoke detection.

With its photoelectric sensing technology, it detects smoke from various combustion sources rapidly. As a result, it provides an early warning for potential fire hazards, improving safety in commercial and industrial environments.


Advanced Technology for Reliable Fire Detection

The FSP-951 Series supports both Notifier’s FlashScan® and CLIP communication protocols. This compatibility allows seamless integration with ONYX® control panels. Communication is stable, secure, and efficient, enhancing overall system performance.

Its design ensures accurate detection with minimal false alarms, even in challenging environments. The detector is available in multiple models:

  • FSP-951 – Standard photoelectric detection

  • FSP-951T – With an additional 135°F (57°C) thermal sensor

  • FSP-951R – Designed for remote testing with DNR/DNRW duct housings


Flexible Installation and Integration

These smoke detectors are available in white or ivory finishes, allowing them to blend with different interiors. They suit commercial offices, retail stores, hospitals, and industrial facilities.

The dual bi-color LEDs provide 360° visibility, making detector status easy to identify. Rotary address switches allow precise configuration and simple setup.

They are compatible with a range of intelligent bases, including:

  • Sounder bases

  • Relay bases

  • Isolator bases


Enhanced Features for Long-Term Performance

The automatic drift compensation feature maintains sensitivity even as dust accumulates. This ensures consistent performance without frequent recalibration.

The detectors are UL/ULC listed, FM approved, and CSFM certified. They meet rigorous fire safety standards, making them suitable for critical applications.


Key Benefits

  • Fast smoke detection with photoelectric technology

  • Multiple models for different applications

  • Compatible with FlashScan® and CLIP protocols

  • Seamless integration with ONYX® panels

  • Simple installation with rotary address switches

  • Long-term reliability with drift compensation

  • Visual status indication with dual LEDs

  • Approved and certified for safety compliance


Ideal for Multiple Applications

The Honeywell FSP-951 Series is widely used in:

  • Commercial buildings – Offices, retail spaces, shopping malls

  • Healthcare facilities – Hospitals, clinics, laboratories

  • Industrial environments – Warehouses, factories, manufacturing units

  • Institutional buildings – Schools, universities, government facilities


Why Choose the Honeywell FSP-951?

Choosing the Honeywell FSP-951 Notifier Photoelectric Smoke Detector means investing in accuracy, reliability, and safety. Its advanced sensing technology, compatibility with leading protocols, and flexible installation options make it a top choice for professionals.

With its modern appearance, smart features, and high safety certifications, this smoke detector ensures maximum protection in any environment.


The Honeywell FSP-951 Series delivers unmatched reliability and performance in fire detection. Whether for a commercial office, industrial plant, or healthcare facility, it is a trusted solution for long-term safety.

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Technical Specifications for FSP-951 Series

CategorySpecification
General
Detector TypesPhotoelectric (FSP-951), Photoelectric/Thermal (FSP-951T, 135°F/57°C fixed-temperature), Photoelectric Remote-Test Capable (FSP-951R for DNR/DNRW duct housings)
ProtocolFlashScan® (FSP-951, FSP-951T, FSP-951R), FlashScan® and CLIP (FSP-951-IV, FSP-951T-IV, FSP-951R-IV)
ColorsWhite (standard), Ivory (IV models)
ListingsUL/ULC (S911), FM Approved, CSFM (7272-0028:0503)
Operational
Detection MethodPhotoelectric (all models), Fixed-Temperature Thermal at 135°F/57°C (FSP-951T models only)
AddressingRotary decade address switches (01-159)
IndicatorsDual bi-color LEDs (green/red, 360° visibility, blink in standby, steady in alarm)
SensitivityNot specified in datasheet (typically 0.5-2.35%/ft obscuration for photoelectric, per NOTIFIER standards)
CommunicationStable two-wire SLC connection with FlashScan/CLIP protocols
Remote Test CapabilityFSP-951R models for use with DNR/DNRW duct detector housings
Electrical
Voltage Range15-32 VDC (peak)
Standby CurrentNot specified in datasheet (typically ~300 µA for NOTIFIER detectors)
Alarm CurrentNot specified in datasheet (typically ~4.5 mA with LEDs on)
Mechanical
Dimensions (Diameter x Height)6.1″ (15.5 cm) x 2.1″ (5.3 cm) with B300-6 base; 4.1″ (10.4 cm) x 1.7″ (4.3 cm) with B501 base
WeightNot specified in datasheet
MaterialPolycarbonate, white or ivory finish
MountingPlug-in to intelligent bases (B300-6, B501, B224RB, B224BI, B200S, etc.)
Environmental
Operating Temperature32°F to 120°F (0°C to 49°C) for FSP-951/FSP-951R; 32°F to 100°F (0°C to 38°C) for FSP-951T (due to thermal element)
Relative Humidity10% to 93% non-condensing
Air VelocityNot specified (FSP-951R designed for duct applications, typically 100-4000 ft/min)
Compatible Bases
Standard BasesB300-6 (6″ flanged, white), B300-6-IV (ivory), B501-WHITE (4″ flangeless, white), B501-IV (ivory), B501-BL (black)
Specialty BasesB224RB (relay), B224BI (isolator), B200S (sounder with multiple tones), B200S-LF (low-frequency 520 Hz), B200SR (sounder for retrofit, Temporal 3/continuous), B200SR-LF (low-frequency retrofit)
ULC BasesB300A-6, B224RBA, B224BIA, B200SA, B200SCOA (English/French for Canada)
Bulk PacksB300-6-BP (10-pack), B501-WHITE-BP (10-pack)
Accessories
Mounting KitsTR300 (white flange), TR300-IV (ivory flange)
Test EquipmentM02-04-00 (test magnet), M02-09-00 (test magnet with telescoping handle)
Remote AnnunciatorRA100Z (3-32 VDC, single-gang mount)
Regulatory
StandardsUL 268, ULC-S529 (for ULC models)
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