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| PartNumber | SC648MAH | SC648MA | SC648MAN |
| Description | Audio Indicators & Alerts CONSTANT, 10-48V MIL/RUGGED, 4500HZ | Audio Indicators & Alerts CONSTANT, 10-48V MIL/RUGGED, MEDIUM | Audio Indicators & Alerts CONSTANT, 10-48V MIL/RUGGED, LOUD |
| Manufacturer | Mallory Sonalert | Mallory Sonalert Products Inc. | - |
| Product Category | Audio Indicators & Alerts | Buzzers | - |
| RoHS | N | - | - |
| Product | Buzzers | - | - |
| Sound Pressure Level | 80 dBA | 71dB @ 10V, 61cm | - |
| Tone | Continuous | - | - |
| Frequency | 4.5 kHz | 2.9kHz | - |
| Voltage Rating | 48 V | - | - |
| Current Rating | 19 mA | - | - |
| IP Rating | - | - | - |
| Diameter | 42.85 mm | - | - |
| Dimensions | 1.69 in L x 1.69 in W x 1.9 in H | - | - |
| Mounting | Flush | - | - |
| Height | 1.9 in | - | - |
| Length | 1.69 in | - | - |
| Series | SC | SC | - |
| Width | 1.69 in | - | - |
| Brand | Mallory Sonalert | - | - |
| Product Type | Audio Indicators & Alerts | - | - |
| Factory Pack Quantity | 1 | - | - |
| Subcategory | Audio Devices | - | - |
| Unit Weight | 2.081164 oz | - | - |
| Packaging | - | Bulk | - |
| Termination | - | Quick Connect Tab - 0.250" (6.35mm) | - |
| Driver Circuitry | - | Indicator, Internally Driven | - |
| Technology | - | Piezo | - |
| Input Type | - | AC, DC | - |
| Voltage Rated | - | - | - |
| Voltage Range | - | 10 ~ 48V | - |
| Operating Mode | - | Continuous | - |
| Current Supply | - | 4 ~ 19mA | - |
| Operating Temperature | - | -40°C ~ 85°C | - |
| Washable | - | No | - |
| Port Location | - | Top | - |
| Mounting Type | - | Panel Mount | - |
| Size Dimension | - | 42.9mm Dia x 46.7mm H | - |