Airborne Ultrasonic Transducer 40 kHz Long-Range | KQ-40KH-P
The Yujie KQ-40KH-P is a long-range airborne ultrasonic transducer for industrial detection and level-measurement applications. Operating at 40 kHz ± 4%, it combines narrow beam control, extended sensing distance, and rugged mounting hardware for outdoor and heavy-duty OEM programs.
Features & Applications
Technical Specifications
Each product is organized for procurement review: core performance, fit and mounting, operating limits, integration notes, and RFQ-ready supply terms.
Application Fit
- •Liquid level measurement in tanks, sumps, and industrial vessels
- •Wall proximity and long-range distance sensing in automation systems
- •Vehicle, machinery, and industrial collision-avoidance programs
- •Traffic monitoring and outdoor ultrasonic detection platforms
Features
- ✔Long-range airborne sensing for level measurement, positioning, and collision-avoidance projects
- ✔10° narrow beam control for focused signal transmission in larger industrial spaces
- ✔Weather-resistant structure with stainless-steel mounting for outdoor or exposed installs
- ✔40 cm to 15 m working range for long-distance industrial detection
- ✔Wide -40°C to 80°C operating window for harsh-environment deployments
Applications
- •Liquid level measurement in tanks, sumps, and industrial vessels
- •Wall proximity and long-range distance sensing in automation systems
- •Vehicle, machinery, and industrial collision-avoidance programs
- •Traffic monitoring and outdoor ultrasonic detection platforms
Need Engineering Support for KQ-40KH-P?
Share target range, beam angle, environment, housing constraints, and driver conditions to receive a matched quote.
Request Specifications & Pricing for KQ-40KH-P
Get detailed datasheets, OEM pricing, and lead time for the KQ-40KH-P. Standard air-coupled transducers usually start from 10 pcs for engineering evaluation. We can usually provide outgoing frequency / impedance data, sensitivity checks, and batch-level QC records for validation.
The email opens pre-filled with a short spec checklist — partial details are fine. Typical reply within one business day.
Key Specifications
Performance
| Model | KQ-40KH-P |
|---|---|
| Center Frequency | 40 kHz ± 4% |
| Transmitting Sensitivity | 110 dB re 1 µPa/V at 1m |
| Receiving Sensitivity | -160 dB re 1V/µPa |
| Parallel Resistance | 100 Ω ± 30% |
| Detection Range | 40 cm - 15 m |
| Capacitance | 5.1 nF ± 30% |
| Beamwidth | 10° ± 1° |
| Cable Length | 8 m |
Mechanical
| Weight | 0.56 kg |
|---|---|
| Mounting | M32 Stainless Steel |
Operating Limits
| Max Driving Voltage | 1800 Vpp |
|---|---|
| Operating Temperature | -40°C to 80°C |
Integration
| RFQ Guidance | Pinout, cable length, matching conditions, and MCU interface support are normally locked during RFQ review. |
|---|
Procurement
| MOQ / Sample Policy | Standard air-coupled transducers usually start from 10 pcs for engineering evaluation. |
|---|---|
| Sample Lead Time | Sample lead time is typically 5-10 working days after range, beam angle, and housing requirements are confirmed. |
| Production Lead Time | Normal production lead time is 3-5 weeks based on quantity, tooling fit, and customization depth. |
| Customization Scope | Typical custom options include center frequency, beam control, cable or pin interface, housing material, and environmental sealing. |
| Available Documents & Reports | We can usually provide outgoing frequency / impedance data, sensitivity checks, and batch-level QC records for validation. |