Product details
| Part number | 4902-9722 |
|---|---|
| Description | Speaker 25/70VRMS Red Ceiling Blank |
| Category | Notification Appliances / Conventional Horns, Strobes & Speakers |
| System | Simplex TrueAlarm detectors and TrueAlert appliances |
| Works with | Supervised 25 VRMS or 70.7 VRMS notification appliance circuits |
| Approvals | UL listed to Standard 1480; 4902 series CSFM listed, FM approved, MEA (NYC) accepted |
| Availability | On request, ask for lead time |
| Support | Selection, compatibility and programming help from our engineers |
Need it for a project?
Tell us the quantity and the panel or system it is for. We confirm compatibility, price and delivery, and can install and program it.
About the 4902-9722
The 4902-9722 is a non-addressable fire alarm speaker in a round red housing with no lettering, typically for ceiling mounting but also usable on a wall. Its 4 in. cone and multi-tapped transformer give 1/4 W to 2 W output from either 25 VRMS or 70.7 VRMS input, for voice and tone signals. It connects to supervised notification appliance circuits through a capacitor input.
Specifications
| Input voltage | 25 VRMS or 70.7 VRMS |
|---|---|
| Power taps | 1/4 W, 1/2 W, 1 W, and 2 W |
| Output, UL 1480 @ 10 ft (1/4, 1/2, 1, 2 W) | 79, 82, 85, 88 dBA at 25 VRMS or 70.7 VRMS |
| Housing dimensions | 7 1/2 in. diameter, 1/2 in. D or 191 mm x 13 mm |
| Frequency response (fire alarm) | 400 Hz to 4000 Hz |
| Mounting | 4 in. square outlet box, 1 1/2 in. deep with 1 1/2 in. deep box extension |
| Temperature range | 32°F to 100°F or 0°C to 38°C |
| Humidity range | 10% to 95% RH from 32°F to 122°F or 0°C to 50°C |
From Simplex datasheet S4902-0003. The datasheet and UL listing can be downloaded under Documents above.
Your Dynamic Snippet will be displayed here...
This message is displayed because youy did not provide both a filter and a template to use.