

Apollo 45681-330APO XP95 Isolating Sounder Visual Indicator Base – Red Flash, EN54-3, 2 Tones
£84.34
The Apollo XP95 45681-330APO Isolating Sounder VID Base combines audio and visual alarms in one unit, featuring dual volume ranges, red flash beacon, self-test functions, and a built-in isolator for reliable fire detection in indoor environments.
- Description
- Additional information
- Technical Specification
Description
The Apollo XP95 45681-330APO Sounder Visual Indicator Base with Isolator is a powerful, intelligent audio-visual signaling device designed for XP95, Discovery, and CoreProtocol systems. Featuring a red flash beacon and selectable volume ranges (55–75dB or 75–91dB), this unit is ideal for alerting occupants in a wide range of indoor settings including hospitals, offices, and public buildings.
The built-in isolator simplifies installation by eliminating the need for separate isolator devices at every point—saving both time and costs. Its EN54-3 compliant sounder emits clearly synchronized tones to avoid signal confusion during an emergency, while the EN54-17 isolator ensures fault tolerance within the loop.
Advanced self-test features monitor both the acoustic and visual indicators. If the unit detects no sound or LED activity when active, it transmits a fault signal upon the next poll, ensuring continued operational integrity.
Designed for easy setup with group or individual addressing, this sounder base offers both performance and peace of mind in life safety systems.
Key Features:
- Two selectable volume ranges: 55–75dB(A) (low), 75–91dB(A) (high)
- Red flash visual indicator (1Hz flash rate)
- EN54-3 compliant sounder & EN54-17 isolating base
- Synchronised alert and evacuate tones
- Compatible with XP95, Discovery, and CoreProtocol systems
- Acoustic and LED self-test functionality
- Group and individual addressing options
- Ideal for indoor fire alarm installations
Additional information
Brand | Apollo |
---|---|
Model No | 45681-330APO |
Colour | White |
Warranty | 10 year |
---|---|
Flash rate | 1Hz |
Maximum sound output tone | 91dB (A) |
Maximum sound output tone | 55–75dB (A) |
Maximum sound output tone | 75–91dB (A) |
Tone(s) | 2 |
Colour | White |
Finish | Semi-gloss |
Weight | 0.35lbs |
Materials housing | Polycarbonate |
Product depth | 38mm |
Product diameter | 115mm |
Weight | 160g |
Product depth | 1.5in |
Product diameter | 4.53in |
Standards | EN 54-3 |
Standards | EN 54-17 |
Approvals | FG |
Approvals | CPR |
Terminal functions L2 | +L2 Loop in & out positive, double terminal |
Terminal functions L1 in | -L1 in Loop in & out, double terminal |
Terminal functions +R | +R Remote indicator positive connection |
Terminal functions -R | -R Remote indicator negative connection |
Polarity | L1 & L2 are polarity sensitive |
Battery powered | No |
Protocol voltage | 5 to 9V peak to peak |
Protocol voltage (max) | 9V |
Protocol voltage (min) | 5V |
Power-up surge current | 1.2mA |
Maximum power-up time | <1 second |
Quiescent current | 300μA |
Quiescent current tested at | 24V dc |
Supply voltage (min) | 17V dc |
Supply voltage (max) | 28V dc |
Supply voltage (Vmin-Vmax) | 17 to 28V dc |
Loop powered | Yes |
Storage temperature (min) | -20°C |
Storage temperature (max) | 60°C |
Storage temperature | -20 to 60°C |
Humidity (max) | 95% RH |
Humidity (min) | 0% RH |
Humidity | 0% to 95% (no condensation or icing) |
Humidity Note | no condensation or icing |
Operating temperature (max) | 60°C |
Operating temperature (min) | -20°C |
Operating temperature | -20 to 60°C |
IP rating Value | IP21C |
Operating temperature | -4 to 140°F |
Operating temperature (max) | 140°F |
Operating temperature (min) | -4°F |
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