PUI Audio 70 dBA Surface External 16 mm Piezo Buzzer Transducer 16 mm 1 V Min 25V Max
- RS Stock No.:
- 276-794
- Mfr. Part No.:
- SMT-1640-S-2-R
- Brand:
- PUI Audio
Bulk discount available
View bulk pricing optionsSubtotal (1 unit)*
Kr. 22,42
(exc. VAT)
Kr. 28,02
(inc. VAT)
FREE delivery for online orders over 750,00 kr
In Stock
- Plus 747 unit(s) shipping from 17 June 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 - 9 | Kr. 22,42 |
| 10 - 99 | Kr. 20,02 |
| 100 - 499 | Kr. 18,53 |
| 500 - 999 | Kr. 17,27 |
| 1000 + | Kr. 13,96 |
*price indicative
- RS Stock No.:
- 276-794
- Mfr. Part No.:
- SMT-1640-S-2-R
- Brand:
- PUI Audio
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | PUI Audio | |
| Product Type | Piezo Buzzer Transducer | |
| Mount Type | Surface | |
| Minimum Supply Voltage | 1V | |
| Maximum Supply Voltage | 25V | |
| Sound Level | 70dBA | |
| Drive Type | External | |
| Minimum Operating Temperature | -40°C | |
| Maximum Operating Temperature | 120°C | |
| Standards/Approvals | 95, RoHS 2002, EC | |
| Length | 16mm | |
| Termination Style | Tin Plated Red Copper(DSn) | |
| Height | 16mm | |
| Depth | 2.5mm | |
| Maximum Frequency | 4500Hz | |
| Supply Current | 3mA | |
| Select all | ||
|---|---|---|
Brand PUI Audio | ||
Product Type Piezo Buzzer Transducer | ||
Mount Type Surface | ||
Minimum Supply Voltage 1V | ||
Maximum Supply Voltage 25V | ||
Sound Level 70dBA | ||
Drive Type External | ||
Minimum Operating Temperature -40°C | ||
Maximum Operating Temperature 120°C | ||
Standards/Approvals 95, RoHS 2002, EC | ||
Length 16mm | ||
Termination Style Tin Plated Red Copper(DSn) | ||
Height 16mm | ||
Depth 2.5mm | ||
Maximum Frequency 4500Hz | ||
Supply Current 3mA | ||
- COO (Country of Origin):
- CN
PUI Audio Piezo Buzzer Transducer, 20mm Length, 70dBA Sound Level - SMT-1640-S-2-R
This piezo buzzer transducer provides an audible alert solution for electronic systems requiring a compact, surface-mount sound source. It is designed for external drive operation and delivers clear acoustic output suitable for industrial and commercial control equipment. The device is intended for integration where a low-profile alerting element is needed on printed circuit assemblies.
Features and Benefits:
• 4500Hz maximum frequency for distinct alert tones
• 70dBA sound level for perceptible warning signals
• 16000pF capacitance enabling predictable drive characteristics
• 3mA supply current for low-power system impact
• Tin-plated red copper termination for robust solderability
• 70dBA sound level for perceptible warning signals
• 16000pF capacitance enabling predictable drive characteristics
• 3mA supply current for low-power system impact
• Tin-plated red copper termination for robust solderability
Applications
• Suitable for automation panels requiring audible alerts
• Ideal for instrumentation alarm circuits in manufacturing
• Used with control boards in electrical distribution equipment
• Can be used for warning signals in mechanical safety systems
• Ideal for instrumentation alarm circuits in manufacturing
• Used with control boards in electrical distribution equipment
• Can be used for warning signals in mechanical safety systems
What supply voltage range can be used with this component?
It operates across a low-voltage range from 1V up to 25V to suit diverse control electronics.
What temperature extremes will it tolerate during operation?
It withstands a broad operating range between -40°C and 120°C for demanding environments.
How is the part mounted to a circuit board?
The device is designed for surface-mount assembly to enable Compact PCB layouts.
What termination finish is provided for soldering reliability?
Termination has a tin-plated red copper finish which supports conventional reflow soldering processes.
Related links
- PUI Audio 70 dBA Surface External 9 mm Piezo Buzzer Transducer 9 mm 1 V Min 25V Max
- PUI Audio 85 dB Surface Electronic External Piezo Buzzer Transducer 2.5 mm 1 V Min 16 mm 16mm 25V Max
- PUI Audio 70 dBA Surface External Piezo Buzzer Transducer 2 V Min 4V Max
- PUI Audio 78 dBA Surface External Piezo Buzzer Transducer 2 V Min 4V Max
- PUI Audio 92 dBA Surface External Piezo Buzzer Transducer 2.5 V Min 4.5V Max
- PUI Audio 80 dBA Surface External Piezo Buzzer Transducer 2 V Min 5V Max
- PUI Audio 78 dBA Surface External Piezo Buzzer Transducer 2 mm 2 V Min 5 mm 5mm 4V Max
- PUI Audio 78 dBA Surface External Piezo Buzzer Transducer 3 mm 2 V Min 5 mm 5mm 4V Max