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| Part Number | ZT028LDMT5R |
| Datasheet | ZT028LDMT5R datasheet |
| Description | BUZZER PIEZO 22MM PANEL MOUNT |
| Manufacturer | Mallory Sonalert Products Inc. |
| Series | ZT |
| Part Status | Active |
| Driver Circuitry | Indicator, Internally Driven |
| Input Type | DC |
| Voltage - Rated | - |
| Voltage Range | 16 ~ 28V |
| Frequency | 3.9kHz |
| Technology | Piezo |
| Operating Mode | Pin Selectable, Visual Indicator |
| Duration | Variable |
| Sound Pressure Level (SPL) | 85dB @ 16V, 61cm |
| Current - Supply | 40mA |
| Port Location | Top |
| Operating Temperature | -30°C ~ 65°C |
| Approvals | cUL, UL |
| Ratings | - |
| Ingress Protection | NEMA 3R, 4X, 12 |
| Mounting Type | Panel Mount |
| Termination | Terminal Block |
| Size / Dimension | 1.210" Dia (30.74mm) |
| Height - Seated (Max) | 2.234" (56.75mm) |