| PartNumber | AI-4228-P-SP250-R | AI-4228-P-SP18-R | AI-4228-P-SP120-R |
| Description | Audio Indicators & Alerts 220VAC 2800Hz 94dBA | Audio Indicators & Alerts 12VDC 2900Hz 107dBA | Audio Indicators & Alerts 110VDC 2800Hz 92dBA |
| Manufacturer | PUI Audio | PUI Audio | PUI Audio, Inc. |
| Product Category | Audio Indicators & Alerts | Audio Indicators & Alerts | Buzzers |
| RoHS | Y | Y | - |
| Packaging | Bulk | - | Bulk |
| Series | AI | AI | AI |
| Brand | PUI Audio | PUI Audio | - |
| Factory Pack Quantity | 40 | - | - |
| Product | - | Indicators | Indicators |
| Sound Pressure Level | - | 108 dBA | 92dB @ 110V, 10cm |
| Tone | - | Pulse | Pulse |
| Frequency | - | 2.9 kHz | 2.8kHz |
| Voltage Rating | - | 12 V | 110 VAC |
| Current Rating | - | 16 mA | 20 mA |
| Termination Style | - | Solder Pin | Solder Pin |
| IP Rating | - | - | - |
| Dimensions | - | 42.5 mm L x 42.5 mm W x 32.5 mm H | 42.5 mm L x 42.5 mm W x 32.5 mm H |
| Mounting | - | Flush | Panel |
| Height | - | 32.5 mm | 32.5 mm |
| Length | - | 42.5 mm | 42.5 mm |
| Width | - | 42.5 mm | 42.5 mm |
| Height in | - | 1.28 in | - |
| Height mm | - | 32.5 mm | - |
| Length in | - | 1.673 in | - |
| Length mm | - | 42.5 mm | - |
| Product Type | - | Audio Indicators & Alerts | - |
| Subcategory | - | Audio Devices | - |
| Width in | - | 1.673 in | - |
| Width mm | - | 42.5 mm | - |
| Termination | - | - | Screw Terminals |
| Driver Circuitry | - | - | Indicator, Internally Driven |
| Technology | - | - | Piezo |
| Input Type | - | - | AC, DC |
| Voltage Rated | - | - | 110VDC |
| Voltage Range | - | - | 30 ~ 120V |
| Operating Mode | - | - | Pulse, Slow |
| Current Supply | - | - | 20mA |
| Operating Temperature | - | - | -30°C ~ 85°C |
| Washable | - | - | No |
| Port Location | - | - | Top |
| Mounting Type | - | - | Panel Mount |
| Size Dimension | - | - | 42.5mm Dia x 32.5mm H |
| Length in | - | - | 1.673 in |
| Length mm | - | - | 42.5 mm |
| Width in | - | - | 1.673 in |
| Width mm | - | - | 42.5 mm |