.

Quality Control

CHENZHUis a ISO 9001:2015 certified company who produces safety automation system. In our production department, process quality checks are comprehensive work at every stage of production and are documented. Quality control shanghaiis strictly monitored from material to final products. We ensure that our customers receive the best quality products at the lowest price.

Quality Concept

Quality is our eternal commitment to our customers. Quality control is written into every step of CHENZHU's automation safety production processes, from design to produceing, from manufacture to staff traning.

Raw Material Inspection

For detailed raw material inspection and selection, we have the most modern quality assurance factory, like isolated barriers and signal conditioning isolation factory ,accessories from well-known brands.

Quality Assurance System

Every CHENZHU's proudct such as thermometer transmitter is made strictly followed PDCA cycle, use quality assurance to ensure that products are designed and produced with the correct procedures. This helps reduce problems and errors in the final product.

Quality Control System

Chenzhu has a sound quality control system, strict implementation of the entire stage of order delivery, from feed inspection, manufacturing process inspection to finished product inspection. Every production process can be recorded and tracked by code.

Quality Control team

With decades years of manugacturing experience and strict adherence to the highest quality standards, CHENZHU, a professional SPD company, sets up quality control department. Leading by the chief engineer, testing department(laboratory) as supervisor, responsible for plan, establish and improve the quality management system and services.

International Standard

Despite internal quality control from production to inspection, we also work with international independent testing agencies to conduct testing, like IECEx, TUV Rheinland, NEPSI. Aim to make our products reliable and better.



Send product request

To: Shanghai Chenzhu Instrument Co., Ltd.
Your E-mail:
Message text:


Send to other suppliers

Other supplier products

Network SPD
Network SPD The network surge protection device, also called ethernet cable surge protector, protects a data line, including computer network signals, communic...
GS8500-EX Communication Input Intrinsic Safety Barrier
GS8500-EX Communication Input Intrinsic Safety Barrier Communication signals input isolated barriers, realize the bi-direction communication between hazardous area and safe area. It also provides an iso...
Light Curtain Safety Relay
Light Curtain Safety Relay Light curtain Safety Relaysupports PNP-type light beam devices. Safety relay modules provide a high level of fail-safe operation for critical proce...
GS8500-EX Series Intrinsic Safety Barrier
GS8500-EX Series Intrinsic Safety Barrier GS8500-EX range functional safety isolated barriers are CHENZHU's hit products, which obtained the first IECEx, ATEX, DE TUV SIL, JP TIIS certifica...
AC Power SPD
AC Power SPD The power surge protector for power surge ac unitis designed to prevent transient surge conditions. Large single surge events, such as lightning, c...
All supplier products

Same products

CSD16301Q2 TRANSISTOR MOSFET N-CH 25V 6SON TEXAS INSTRUMENTS
CSD16301Q2 TRANSISTOR MOSFET N-CH 25V 6SON TEXAS INSTRUMENTS Seller: ZK Electronic Technology Co., Limited Part Number:CSD16301Q2 Description:CSD16301Q2 TRANSISTOR MOSFET N-CH 25V 6SON TEXAS INSTRUMENTS ...
CAPACITOR EEF-CX0J101R PANASONIC SMD SPEC POLYMER 100UF 6.3V SMD LF
CAPACITOR EEF-CX0J101R PANASONIC SMD SPEC POLYMER 100UF 6.3V SMD LF Seller: ZK Electronic Technology Co., Limited Part name:EEF-CX0J101R Description:CAPACITOR EEF-CX0J101R PANASONIC SMD SPEC POLYMER 100UF 6.3V ...
Heavy Copper PCB Manufacturer
Heavy Copper PCB Manufacturer Seller: Xinfeng Huihe Circuits Co., Ltd. Heavy Copper PCB, pcb fabrication up to 12oz, large current, pcb circuitfabrication base material...
8 Layer ENIG Half Hole Custom PCB
8 Layer ENIG Half Hole Custom PCB Seller: Xinfeng Huihe Circuits Co., Ltd. Number of layers: 8 Surface finish: ENIG Base material: FR4 Outer Layer W/S: 4/3mil Inner lay...
4 Layer ENIG Impedance Control Half Hole PCB Electric Circuit Board
4 Layer ENIG Impedance Control Half Hole PCB Electric Circuit Board Seller: Xinfeng Huihe Circuits Co., Ltd. Number of layers: 4 Surface finish: ENIG Base material: FR4 Outer Layer W/S: 6/4mil Inner lay...