28mm Round Speaker Driver – OEM Supply for Industrial Audio Devices
The 28mm round speaker driver is a powerful compact audio component designed for industrial-grade voice playback in embedded systems. Offering a larger diaphragm surface compared to typical mini speakers, this unit is ideal for voice-enabled machines, barcode scanners, factory panels, and other commercial audio terminals. B2B buyers in the USA and Germany choose the 28mm size for its balance between clarity, volume, and mounting versatility.
Why Choose a 28mm Round Speaker Driver?
- Improved Audio Output – Larger diameter enables more air displacement, improving sound pressure levels.
- Clear Vocal Range – Tuned for midrange clarity in machine prompts, alarms, and system notifications.
- Stable Mounting Options – Available with holes, flanges, or adhesive pads for machine integration.
- Durable Structure – Optimized for continuous operation in rugged, high-vibration environments.
- OEM Flexibility – Supports customization of impedance, terminals, and acoustic profile.
Technical Specifications – 28mm Industrial Driver
| Parameter | Specification |
|---|---|
| Driver Diameter | 28mm |
| Impedance | 8Ω / 16Ω / 32Ω (configurable) |
| Rated Power | 0.5W |
| Peak Power | 1.0W |
| Frequency Response | 300Hz – 8kHz |
| SPL (1kHz/1W) | 90dB – 94dB |
| Diaphragm Material | Mylar or PET |
| Magnet Type | Ferrite / Neodymium |
Application Fields for 28mm Round Drivers
- Barcode Scanners – Audible feedback and status tones in rugged mobile or fixed units.
- Vending Machines – Clear speech or tone-based prompts in retail service environments.
- Industrial HMIs – Built into human-machine interfaces for alerts and voice cues.
- Medical Equipment – Voice prompts and error indicators in diagnostic or therapy tools.
- Self-Service Terminals – POS kiosks, ATMs, or transport ticketing systems requiring audio guidance.
USA & German OEM Trends
- USA – Preferred in public utility equipment, automation enclosures, and smart commercial devices.
- Germany – Integrated into factory automation panels, healthcare terminals, and secure kiosks.
Partner with SPEAKERDRIVER™️ for Industrial Audio Solutions
- Custom Specs for OEMs – Voltage, impedance, or connector variations available on demand.
- High Reliability – Built to endure long-term operation in enclosed or open-air industrial settings.
- Engineering Support – Work with our R&D team for acoustic simulation and mounting design.
- Global Fulfillment – Serving industrial hardware brands in the USA, Germany, and beyond.
Need a high-clarity, OEM-ready audio driver for machines or kiosks? Choose SPEAKERDRIVER™️’s 28mm industrial speaker drivers — compact power with rugged reliability.
