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| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
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1 pcs
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1 pcs | On Request | 1 | On Request | On Request | 2026-02-25 06:16:38 | On Request | On Request |
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The Mallory Sonalert SNP428 is a piezo buzzer with a panel mount design, suitable for various audible signaling applications. It operates continuously and accepts a wide voltage range from 4 to 28 VDC, drawing between 3 to 18 mA of current.
The buzzer emits a sound at a frequency of 2900 ± 500 Hz, with a loudness typically ranging from 69 to 83 dB at 2 feet. The housing is constructed from black Nylon 6/6. It is designed for panel mounting, with a recommended hole size of 1.25 inches (31.75mm), though the threaded front fits a standard 30mm (1.181 inch) hole.
Environmental specifications include an operating temperature range of -30°C to +65°C and a storage temperature range of -40°C to +85°C. The component is recognized by UL and features screw terminal or quick connect tab termination.
This buzzer is suitable for applications requiring a clear audible alert. Its robust construction and wide operating voltage make it a versatile choice for industrial, commercial, or consumer electronic devices.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.45 | $0.45 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The SNP428 operates from 4 to 28 VDC.
The nominal frequency is 2900 Hz.
The sound pressure level is 69 to 83 dB typical.
It uses an internally driven indicator driver.
It is panel mounted.
The current draw is 3 to 18 mA.
The operating temperature range is -30°C to +65°C.