Professional Instrument Equipment and Testing Solution Supplier - JETYOO Industrial&Jianyou (Shanghai) Measuring Instrument Co., Ltd, a former Agilent product technical support engineer-Jian JETKEITHLEY Product Technology Application Engineer-RongyooA trade agency co founded in 2011 with a focus on technical support, aiming to break through the old and establish a new one! Fill the gap of most imported instrument and equipment manufacturers only setting up sales points in China, with weak or no technical support, and agent distributors only specializing in sales, not professional in pre-sales technical Q&A/testing plans, and not professional in after-sales training/maintenance calibration. Our technical sales engineers all have a bachelor's degree or above and over 10 years of experience in the testing industry. With our advanced and unique business philosophy, we specialize in providing instruments and equipment, testing solutions, technical training, and maintenance and measurement services to Chinese users. We are a leading company in the East China region of ShanghaiTechnology orientedA comprehensive service provider for instruments and equipment.

PROFITEST PRIME AC Electrical Safety TesterA comprehensive electrical safety tester suitable for mechanical and electrical, industrial systems, switchgear, fans and other places. Including insulation, voltage resistance, and protective conductors, RCD， Multiple functions such as loop impedance and charging pile testing
All in One Integrated Tester
A comprehensive electrical safety tester suitable for mechanical and electrical, industrial systems, switchgear, fans and other places.
Conducting protective safety testing on electrical systems can effectively reduce personal injury and equipment damage caused by electrical faults
PROFITEST PRIME is an integrated testing instrument for AC and DC networks in electrical systems, mechanical and electrical systems, switchgear, industrial equipment, wind turbines, generators, and electric vehicles.
Due to its wide range of applications and numerous testing options, the investment cost of required testing techniques is significantly reduced, and investment returns can be achieved as early as possible.
All measurement tasks required for motors and systems can be performed without any time-consuming re insertion of measurement cables. This saves a lot of time.
The PROFIEST PRIME uses the same intuitive operating concept as the PROFIEST MASTER series, therefore, the PROFIEST series provides users with a familiar interface, and a unified operating philosophy ensures compatibility with the PROFIEST series.
Comprehensive data management from creating a system testing framework to report generation ensures continuous and persistent management of customer data and measurement values. Compliance with laws, regulations, and standards has become easier.
In many applications, the effectiveness of safety measures in electrical systems must be tested, and testing must be conducted in accordance with laws and regulations established by institutions, operating companies, and insurance companies.
Compliant and Safe - The PROFIEST PRIME series safely performs all measurement tasks and complies with standards, enabling electricians and other authorized personnel to quickly and safely test according to various applications and product standards.

PROFITEST PRIME AC Electrical Safety TesterProduct Highlights
We ensure that you save money, time, and effort
A single device can meet various testing projects
Unique design ensures that a single connection does not require plugging or replacing the wiring
One test line can replace different test probes
Language optional - applicable globally
Simple operation, efficient and practical, meeting relevant standards, generating security reports, innovative international operation concept
Use knobs and soft keys to quickly locate the testing interface and set testing parameters.
Product Features
Friendly interface
No need to spend time reinserting the test line, as there is no risk of test line confusion due to the use of coded plug design.
advancedThe Data Management System
The concept of integrated data management is combined with user software, including customer and measurement data management, test sequences, report generation, etc.
Unique storage concept
Create System Framework - Customer, System, Equipment, Distributor, RCD, IMD, RCM, Circuit, Grounding Electrode, Equipotential Connection Point, Operating Equipment, and Individual Measurement Point.
PUSH-PRINCT function
After the measurement is completed, the measurement values are transmitted via Bluetooth/USB.
Test Sequence
Prepare separate test sequences for different devices to quickly and reliably test machines and systems.
Common Interface
USB bidirectional data exchange: connect barcode scanner and temperature and humidity sensors, Bluetooth/USB: Push print function, Bluetooth keyboard.
Widely used
Rich accessories and integrated rechargeable batteries make measurement and testing simple, suitable for different scenarios.
Durable design
Compact and impact resistant box design, suitable for installation on testing carts for easy towing and transportation.
electrical system
No need to unplug the test line, safe and efficient

Measure internal system resistance and fault circuit resistance without tripping RCD type A and B
Low resistance measurement and automatic polarity reversal with 200mA protection and equipotential connection wires
Insulation measurement of rising slope
Test RCD types A, AC, F, B, B+EV, MI and G/R, as well as SRCD and PRCD
RCD testing combined with continuously rising slope, trip time, and trip current

Industrial system
Electrical safety level CAT IV, worry free safety
Measure internal system resistance and fault circuit resistance, test current up to 690 V AC/800 VDC, without tripping type A and B
Low resistance measurement of 25A protection and equipotential connection wires
Testing of Residual Current Monitoring Equipment (RCM)
Measure leakage and differential current
Measure temperature and humidity
Switchgear/Mechanical and Electrical

AC voltage withstand test: 2.5KV, 500VA
Safety concept in accordance with DIN EN 50191 and EN 61557-14 standards, equipped with indicator lights, emergency stop switch, and key switch
Adjustable test voltage/current
Adjustable test duration and rise time
Leakage current (contact current) through a 2k Ω load
Remaining voltage measurement
Pulse control mode, which can quickly troubleshoot faults
Photovoltaic and wind power generation
Safety testing under AC/DC system
Voltage measurement (open circuit Uoc) 1000 VAC/DC
Low resistance measurement with 200 mA protection and equipotential bonding wires, as well as automatic polarity reversal and 25 A
Measure internal system resistance and fault circuit resistance, test current up to 690 V AC/800 V DC, test type A and type B without tripping
Insulation measurement of the rising slope of short-circuit current Isc using a short-circuit switch
Response testing of varistors with rising ramp and variable test current

Safe power supply system
IT systems and security testing with IMDS
Testing of IT system insulation monitoring equipment (IMD) up to 690 V, capable of reaching 690 V
B-class RCD testing, trip time testing, trip current testing, suitable for voltages up to 440V
Evaluate the response characteristics of IMD through manual or automatic measurement sequence
Measurement of neutral point displacement voltage
Measure internal system impedance with high test current
Equipped with 200mA low resistance measurement and automatic polarity reversal function

Charging pile test
Security testing for connecting charging ports
Testing of RCD continuous rising waveform, trip time, and trip current for EVs sensitive to DC residual current
Integrated test sequence for simulating vehicle (CP), cable (PP), charging station and charging box errors
Measure internal system resistance and fault circuit resistance without tripping, test current up to 690V AC/800 V DC, test types A and B
Low resistance measurement and automatic polarity reversal with 200 mA protective conductor and equipotential wire
Gradual increase in insulation measurement output

Smart Connection
New dimensions of testing technology
Quickly and easily set up complex structures and tests
IZYTRONIQ is a newly developed testing software that enables visualization, management, and recording of testing documents in an audit standard manner. Therefore, for the first time, measurement and testing data from different instruments and multimeters were merged and recorded into a single test.
Intelligence - IZYTRONIQ is completely changing the way you use testing equipment
Security - Audit Test Documents
Efficient - Quickly generate test documents
Simple - intuitive operation, easy to understand
Flexible - can be expanded later