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| Part Number | MSE28LPS1S |
| Datasheet | MSE28LPS1S datasheet |
| Description | AUDIO PIEZO INDICATOR 20-28V TH |
| Manufacturer | Mallory Sonalert Products Inc. |
| Series | MSE |
| Part Status | Active |
| Driver Circuitry | Indicator, Internally Driven |
| Input Type | DC |
| Voltage - Rated | - |
| Voltage Range | 20 ~ 28V |
| Frequency | 3.9kHz |
| Technology | Piezo |
| Operating Mode | Pulse, Short |
| Duration | 1 PPS |
| Sound Pressure Level (SPL) | 85dB @ 20V, 30cm |
| Current - Supply | 50mA |
| Port Location | Top |
| Operating Temperature | -40°C ~ 65°C |
| Approvals | - |
| Ratings | Washable |
| Ingress Protection | - |
| Mounting Type | Through Hole |
| Termination | PC Pins |
| Size / Dimension | 0.906" L x 0.906" W (23.00mm x 23.00mm) |
| Height - Seated (Max) | 0.535" (13.60mm) |