40/220 kHz Dual-Frequency Underwater Depth Finder | CS-220KH
The Yujie CS-220KH is a dual-frequency underwater transducer for 40 kHz and 220 kHz operation. Applications include river and lake depth measurement, shoal detection, and hydrolocation in seas, rivers, and lakes. System-level range and sensitivity require validation in the final installation.
Features & Applications
Specification status: Preliminary catalog specifications. Confirm all design-critical values with engineering before design freeze.
Technical Specifications
Available catalog specifications are shown below. Missing groups remain omitted instead of being filled with generic values; procurement entries are project-specific guidance.
Application Fit
- •Depth measurement in rivers and lakes
- •Shoal detection
- •Hydrolocation in seas, rivers, and lakes
Features
- ✔Dual-frequency operation at 40 kHz and 220 kHz, each with a ±10% tolerance
- ✔45° beamwidth at 40 kHz and 9° beamwidth at 220 kHz for depth and shoal detection
- ✔Stainless-steel and ABS housing with a 1 m cable for underwater assembly integration
- ✔Dedicated blue and green conductors are provided for the temperature sensor
- ✔Distance is listed above 150 m; final range depends on drive, installation, water conditions, and validation method
Applications
- •Depth measurement in rivers and lakes
- •Shoal detection
- •Hydrolocation in seas, rivers, and lakes
Need Engineering Support for CS-220KH?
Provide target depth, saltwater or freshwater use, cable requirements, and mounting details for an RFQ-ready recommendation.
Engineering Tools and Supplier Resources
Estimate common PZT design parameters before sending an RFQ.
See material control, customization scope, and engineering support.
Review material grades and selection criteria.
Request Specifications & Pricing for CS-220KH
Get detailed datasheets, OEM pricing, and lead time for the CS-220KH. MOQ is project-specific and confirmed after the sealing, cable, and validation scope are reviewed. Available documentation can include outgoing electrical data, waterproof QC records, and basic batch inspection reports.
The email opens pre-filled with a short spec checklist — partial details are fine. Typical reply within one business day.
Key Specifications
Performance
| Model | CS-220KH |
|---|---|
| Operating Frequency | 40/220 kHz ± 10% |
| Transmitting Sensitivity | 165 dB (measurement reference not specified) |
| Receiving Sensitivity | -187 dB (measurement reference not specified) |
| Beamwidth (-3 dB) at 40 kHz | 45° |
| Beamwidth (-3 dB) at 220 kHz | 9° |
| Parallel Impedance | 500 Ω ± 30% |
| Capacitance | 2700 pF ± 20% |
| Power (catalog) | 600 W |
| Cable Length | 1 m |
| Distance | >150 m (test conditions not specified) |
Mechanical
| PZT Material | PZT-51 |
|---|---|
| Housing Material | Stainless steel / ABS |
| Weight | 850 g |
Operating Limits
| Operating Temperature | 0–70°C |
|---|
Integration
| Wire Connections | Red: positive; Black: negative; Blue/Green: temperature sensor; Yellow/White/Shield: housing shield |
|---|
Procurement
| MOQ / Sample Policy | MOQ is project-specific and confirmed after the sealing, cable, and validation scope are reviewed.PROJECT-SPECIFIC |
|---|---|
| Sample Lead Time | Sample availability and lead time are confirmed after cable, sealing, and mounting requirements are reviewed.PROJECT-SPECIFIC |
| Production Lead Time | Production lead time is quoted after pressure sealing, cable assembly, and quantity requirements are confirmed.PROJECT-SPECIFIC |
| Customization Scope | Common OEM changes include cable length, sealing structure, frequency window, potting design, and housing material.PROJECT-SPECIFIC |
| Available Documents & Reports | Available documentation can include outgoing electrical data, waterproof QC records, and basic batch inspection reports.PROJECT-SPECIFIC |