Plug Top Coils

Primary and secondary windings made with enamelled copper effectively prevent dielectric breakdown and provide consistent and efficient high-voltage that ensures reliable ignition.

Alumina (Al2O3) Ceramics

High hardness

High melting point

Corrosion resistance

Strong insulation

Good thermal stability

Silicon Carbide (SiC) Ceramics

High hardness

High temperature resistance

Good thermal stability

High thermal conductivity

Excellent chemical stability

Diverse electrical properties

Zirconia (ZrO2) Ceramics

Fine mechanical property

High temperature resistance

High dielectric constant and signal sensitivity

Good biocompatibility

Excellent chemical stability

Corrosion and oxidation resistance

Silicon Nitride (Si3N4) Ceramics

High thermal conductivity

High electrical insulation

Excellent thermal shock resistance

Good bending strength and fracture toughness

Good material compatibility

Temperature and Humidity Sensor

Multi signal synchronous sampling

Ultra high consistency

Ultra fast response speed

Excellent adaptability to harsh working conditions

Copper Core

​Copper core center electrode has better heat dissipation 

Good electrical conductivity 

Preventing overheating of spark plug firing end 

Wide adaptability

Iridium & Platinum

Easier starting.

Quicker acceleration.

Improved fuel economy.

Maximum power and performance.

Durable platinum tip withstands high combustion chamber temperatures in all standard,turbo and high performance engines.

Delivering precise firing.

Long Life Time.

Single Platinum

Reaches self-cleaning temperature only seconds.

Electrode gap remains virtually unchanged throughout the plug's longer service life; no need to clean or re-gap.

Requires less voltage.

Reduces quenching.

Long life time.

Single Iridium

Easier starting.

Quicker acceleration.

Improved fuel economy.

Maximum power and performance.

Durable platinum tip withstands high combustion chamber temperatures in all standard,turbo and high performance engines.

Delivering precise firing.

Long Life Time

Pencil Coils

Primary and secondary windings made with enamelled copper effectively prevent dielectric breakdown and provide consistent and efficient high-voltage and higher ignition power that ensures reliable ignition.

Lginition Coil Rails

Primary and secondary windings made with enamelled copper effectively prevent dielectric breakdown and provide consistent and efficient high-voltage and higher ignition power that ensures reliable ignition.

lgnition Cable

Ignition Cable for passenger cars

Ignition Cable for Commercial cars

Differential Pressure Sensor

Ultra high precision

Can quickly respond to pressure fluctuations

Long term stable use

Good corrosion resistance perfomance

Temperature Sensor

PTC and NTC dual technology routes are available for customers to choose from

A leading domesticsupplierof high-temperature NTC technology solutions

High temperature resistance (up to 1000°cC) and high precision

Ultra high design life and vibration resistance

Pressure Sensor

Excellent pressure dielectric compatibility

High strength, high reliability, low latency

Wide pressure applicable range

Oxygen Sensor

Choose Weichai Torch's Oxygen Sensor for more precise combustion control, higher fuel efficiency, and lower emissions, making every drive more environmentally friendly and efficient.

100% self-developed material system

Full process independent research & development

OE matching

Excellent adaptability to harsh workingconditions

Nitrogen Oxygen Sensor

The Nitrogen Oxygen Sensor is a crucial core component in modern diesel engine aftertreatment systems. It primarily monitors nitrogen oxide levels in exhaust gas in real time.

Weichai matching

TSP waterproof coatingtech

Excellent precision & esponse perfomance

Ultra-high protocol matching rate

Rigorous emission compliance verification

Other Sensors

Temperature and humidity sensor

Crankshaft position sensor

Urea quality sensor

Alumina/Carbon/NBR Series

Adhesive Bonding Structure for Simplified Assembly

Excellent Cost Control for Enhanced Market Competitiveness

Reliable Performance for Standard Operating Conditions

High Cost-Performance Ratio to Maximize Customer Value

Versatile Compatibility Across Multiple Engine Platforms

SiC/Hard Carbon/HNBR Series

Exceptional Wear Resistance

Ultra-Low Starting Torque

Proprietary Aerospace-Grade Greaseless Graphite Technology

Ultra-Low Operating Height for Compact Engine Designs

Superior cost-efficiency designed to maximize customer value

SiC/SiC/HNBR Series

Exceptional Resistance to Dry Friction

Superior Contaminant Exclusion Capability

Application of High-Performance Anti-Wear Lubricants

Unique Mirror-Finish Grooving Technology

Proprietary Mirror-Finish Durability Enhancement

Exclusive U.S.-Imported Silicon Carbide Bonding Technology