
Home / Products / Audio Products / Alarms, Buzzers, and Sirens / PF-21N31PQ

| Part Number | PF-21N31PQ | 
| Datasheet | PF-21N31PQ datasheet | 
| Description | AUDIO PIEZO INDICATOR 3-30V TH | 
| Manufacturer | Mallory Sonalert Products Inc. | 
| Series | PF | 
| Part Status | Active | 
| Driver Circuitry | Indicator, Internally Driven | 
| Input Type | DC | 
| Voltage - Rated | 12V | 
| Voltage Range | 3 ~ 30V | 
| Frequency | 3kHz | 
| Technology | Piezo | 
| Operating Mode | Pulse, Fast | 
| Duration | 3 PPS | 
| Sound Pressure Level (SPL) | 80dB @ 12V, 30cm | 
| Current - Supply | 12mA | 
| Port Location | Top | 
| Operating Temperature | -20°C ~ 70°C | 
| Approvals | - | 
| Ratings | - | 
| Ingress Protection | - | 
| Mounting Type | Through Hole | 
| Termination | PC Pins | 
| Size / Dimension | 0.945" Dia (24.00mm) | 
| Height - Seated (Max) | 0.559" (14.20mm) |