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Precision Sensing Solutions for Modern Industry

Leading manufacturer of Current Sensors, Temperature Sensors, Proximity Switches, and Pressure Transducers in China. Trusted by global industries for reliability, accuracy, and innovation.

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100% CE & RoHS

Certified for global compliance and environmental safety

3–5 Days Delivery

Fast shipping from China to worldwide destinations

Free Samples

Test before you invest — no cost, no risk

About Cheemi-Tech

CHEEMI-TECH is a professional manufacturer and supplier of high-precision sensors based in China, specializing in current sensors, temperature sensors, proximity switches, and pressure transducers. With years of technical expertise and industrial experience, we serve clients across rail transit, new energy vehicles (NEV), photovoltaic systems, and industrial automation.

Our mission is to provide total sensing solutions that enhance efficiency, safety, and performance in modern engineering applications. We combine innovation with rigorous quality control to deliver sensors that meet international standards including CE, RoHS, and UL.

Rail Transit NEV & EV Industrial Automation Photovoltaic Systems
Cheemi-Tech Factory

Our Product Range

High-performance sensors engineered for precision, durability, and seamless integration in demanding industrial and commercial environments.

Hall Effect Current Sensor

Hall Effect Current Sensor

Open-loop and closed-loop designs for accurate DC/AC current measurement in NEV and industrial systems.

  • • Range: 5A to 5000A
  • • Accuracy: ±0.5%
  • • Isolated output
  • • CE & RoHS certified
RTD Temperature Sensor

RTD Temperature Sensor

High-stability platinum resistance sensors for industrial and NEV thermal monitoring.

  • • Pt100 / Pt1000 options
  • • Range: -200°C to +600°C
  • • A-class accuracy
  • • Stainless steel housing
Inductive Proximity Sensor

Inductive Proximity Sensor

Cylindrical and rectangular types for reliable metal detection in automation.

  • • Sensing distance up to 40mm
  • • IP67 rated
  • • NPN/PNP output
  • • High temperature variants
Melt Pressure Transducer

Melt Pressure Transducer

Robust sensors for extrusion, injection molding, and polymer processing.

  • • Range: 0-1000 bar
  • • High temp: up to 400°C
  • • Flush diaphragm
  • • 4-20mA output
Photoelectric Sensor

Photoelectric Sensor

Cylindrical, rectangular, and slot types for presence, position, and movement detection.

  • • Diffuse, retro-reflective, through-beam
  • • IP67 protection
  • • Analog & digital output
  • • Long sensing range
Current Transmitter

Current Transmitter

Converts AC/DC current signals into isolated 4-20mA or 0-10V outputs.

  • • DIN rail mount
  • • Wide input range
  • • High isolation voltage
  • • Rail & industrial use
DC Leakage Current Sensor

DC Leakage Current Sensor

High-sensitivity detection for safety in photovoltaic and EV charging systems.

  • • Detects mA-level leakage
  • • Fast response time
  • • Immune to AC interference
  • • UL certified options
Temperature & Humidity Transmitter

Temp & Humidity Transmitter

Digital monitoring for HVAC, clean rooms, and environmental control.

  • • Accuracy: ±2% RH, ±0.5°C
  • • 4-20mA or Modbus output
  • • Wall or duct mount
  • • Long-term stability
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Why Choose Cheemi-Tech?

We deliver more than sensors — we provide confidence, speed, and innovation.

High Quality

100% CE and RoHS tested. Some with UL certification. All pass high/low temperature stress tests.

Quick Response

Reply within 8 hours on working days. Delivery in 3–5 days. Shipping in 3–7 days globally.

Free Samples

Test performance on your production line at no cost. Purchase only when satisfied.

Customized Design

OEM solutions tailored to your mechanical, electrical, and integration needs.

Trusted by Industry Leaders Worldwide

500+
Global Clients
15+
Years Experience
99.8%
Customer Satisfaction
10M+
Sensors Delivered

Frequently Asked Questions

Do you offer free samples?

Yes! We provide free samples for evaluation on your production line. You only pay if you're satisfied and decide to purchase.

Are your sensors certified?

All sensors are 100% CE and RoHS tested. Some models also carry UL certification for North American markets.

Can you customize sensors?

Yes. Our engineering team supports OEM customization for mechanical design, electrical output, and integration requirements.

What is your delivery time?

Standard delivery is 3–5 working days from China. Shipping takes 3–7 days depending on destination.

Which industries do you serve?

We serve rail transit, new energy vehicles (NEV), photovoltaic systems, industrial automation, HVAC, and manufacturing.

Need a Sensing Solution?

Whether you have a measurement challenge or need custom sensor integration, our technical team is ready to help.

+86-188-5113-2317
info@cheemi-tech.com
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