Capacitive Sensor
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About capacitive sensor
Where to Find Capacitive Sensor Suppliers?
China remains the central hub for capacitive sensor manufacturing, with key production clusters in Hubei, Guangdong, Hunan, and Zhejiang provinces. These regions host vertically integrated supply chains that support rapid prototyping and scalable production. Wuhan (Hubei) and Shenzhen (Guangdong) are notable for advanced electronics R&D infrastructure, enabling high-precision sensor development for industrial automation, automotive, and environmental monitoring applications.
The industrial ecosystems in these zones feature concentrated access to PCB fabrication, surface-mount technology (SMT) lines, and metrology labs, reducing component lead times by 20–30% compared to offshore alternatives. Suppliers benefit from proximity to raw material suppliers—particularly ceramic dielectrics, conductive polymers, and stainless steel housings—allowing tighter control over material traceability and cost efficiency. Average monthly output across mid-tier facilities ranges from 10,000 to 50,000 units, with lead times typically between 15–30 days for standard configurations.
How to Choose Capacitive Sensor Suppliers?
Procurement decisions should be guided by structured evaluation criteria to ensure technical reliability and transactional security:
Quality & Compliance Verification
Confirm adherence to international standards such as ISO 9001 for quality management, IEC 60529 for ingress protection (IP ratings), and RoHS/REACH for hazardous substance compliance. For sensors deployed in hazardous or regulated environments (e.g., fuel level detection), verify ATEX or IECEx certifications where applicable. Request test reports for key performance parameters including sensing distance accuracy, temperature stability (-25°C to +70°C operational range), and electromagnetic compatibility (EMC).
Production & Engineering Capacity
Assess supplier capabilities through the following benchmarks:
- Facility size exceeding 2,000m² indicating volume production capacity
- In-house SMT and automated testing lines for consistent calibration
- Dedicated engineering teams supporting custom firmware, signal output (analog/digital), and housing modifications
Cross-reference on-time delivery rates (target ≥94%) and response times (≤8 hours) as indicators of operational maturity.
Transaction Risk Mitigation
Utilize secure payment mechanisms such as escrow services for initial orders. Prioritize suppliers with documented quality control processes—including incoming material inspection, in-process testing, and final functional validation. Conduct sample evaluations focusing on repeatability (±1% tolerance), response time (<5ms), and long-term drift performance before scaling procurement.
What Are the Best Capacitive Sensor Suppliers?
| Company Name | Location | Verified Type | Main Product Lines | Online Revenue | On-Time Delivery | Avg. Response | Reorder Rate | Customization Options |
|---|---|---|---|---|---|---|---|---|
| Chaorong Electronics (Wuhan) Co., Ltd. | Hubei, CN | Custom Manufacturer | Optical, Proximity, Ultrasonic, Safety, Motion & Position Sensors | US $30,000+ | 100% | ≤5h | 25% | Color, material, size, logo, packaging, label, graphic |
| Shenzhen Qida Electronic Company Ltd. | Guangdong, CN | Multispecialty Supplier | Capacitive, Inductive, Proximity Switches, Level Meters | US $120,000+ | 93% | ≤2h | 20% | Original upgrade, sensor lead time |
| Atech Sensor Co., Ltd. | Guangdong, CN | Multispecialty Supplier | Fluid/Fuel, Rain/Snow, 4-20mA, RS485 Output Sensors | US $180,000+ | 89% | ≤2h | <15% | Color, material, size, logo, packaging, label, graphic |
| F&C Sensing Technology(Hunan) Co., Ltd. | Hunan, CN | Not Specified | Optical, Proximity, Safety, Label, Cable Assemblies | US $240,000+ | 94% | ≤8h | <15% | Limited public data |
| Zhejiang Moody's Optoelectronic Technology Co., Ltd. | Zhejiang, CN | Multispecialty Supplier | Water Level, Proximity, E2K-F Series Sensors | US $5,000+ | 100% | ≤1h | <15% | Color, material, size, logo, packaging, label, graphic |
Performance Analysis
Chaorong Electronics and Zhejiang Moody’s demonstrate perfect on-time delivery records (100%), making them strong candidates for time-sensitive deployments. Shenzhen Qida and Atech Sensor report higher online transaction volumes (US $120K+ and US $180K+, respectively), suggesting established export experience and broader market acceptance. F&C Sensing leads in revenue scale (US $240,000+), indicating significant order throughput, though customization transparency is limited.
Buyers seeking tailored solutions should prioritize suppliers offering comprehensive modification options—from housing materials (brass, PBT, stainless steel) to output signals (PNP/NPN, analog 0–10V, 4–20mA). Fast response times (≤2h) at Shenzhen- and Zhejiang-based firms reflect efficient customer service infrastructure, critical for iterative design collaboration.
FAQs
How to verify capacitive sensor supplier reliability?
Validate certifications through official registries and request factory audit reports or video tours confirming SMT lines, calibration benches, and environmental testing chambers. Analyze transaction history for consistent delivery performance and review product listings for detailed technical specifications (voltage range, load capacity, hysteresis values).
What is the typical MOQ and pricing range?
Minimum Order Quantities vary: some suppliers offer 1-piece trials (e.g., $3.65–$140/unit depending on type), while bulk pricing applies at 5–10 pieces. Standard MOQs range from 50 to 500 units for customized models. High-volume buyers can negotiate unit costs down by 15–25%.
Do capacitive sensor suppliers support OEM/ODM projects?
Yes, most leading suppliers offer full OEM/ODM services, including custom PCB design, enclosure branding, and private labeling. Turnaround for prototypes is typically 10–15 days post-specification approval, with tooling fees waived for orders exceeding 1,000 units.
What are common lead times for samples and mass production?
Sample lead time averages 7–10 days; mass production schedules range from 15–30 days depending on complexity and order size. Expedited production (10-day turnaround) is available from select suppliers at a 20–30% premium.
Can suppliers handle global shipping and compliance documentation?
Established exporters provide full logistics coordination under FOB, CIF, or DDP terms. They supply necessary export documents, including packing lists, commercial invoices, and conformity certificates (CE, RoHS). Confirm pre-shipment inspection options and customs classification (HS Code 8533.30) for smooth clearance.
