TASI TDF Series High Power Programmable DC Power Supply is a precision intelligent DC power source designed for R&D laboratories, industrial manufacturing, and automated testing applications. Also known as programmable power supply, programmable DC source, laboratory DC power supply, digital DC power supply, adjustable DC power supply, and high power DC supply, this series provides accurate voltage and current control for various electronic testing environments. Featuring a four-window LED digital display, the power supply simultaneously shows output voltage, current, power, and operating time, allowing engineers to monitor test conditions in real time and record long-duration aging and reliability test data accurately. The TDF Series supports continuous voltage and current adjustment, six groups of preset parameter storage (M1-M6), and hardware LIST programmable sequence output. Users can create multi-step voltage/current profiles for automated aging tests, cycling tests, reliability verification, and complex load simulation. Equipped with an RS485 communication interface supporting Modbus protocol, it can integrate with PCs, PLC systems, and automated production lines for remote control, data acquisition, and intelligent manufacturing applications. The power supply incorporates five comprehensive protection functions including over voltage protection (OVP), over current protection (OCP), over power protection, over temperature protection, and short circuit protection. Combined with remote SENSE voltage compensation technology, it maintains accurate output voltage even during high-current and long-cable testing conditions. Additional functions such as parameter memory, key lock, and power-on status saving improve operation safety and testing efficiency. With multiple models covering output ranges from 0-15V to 0-120V, maximum current up to 100A, and power output up to 3600W, the TDF Series adopts intelligent forced-air cooling technology to ensure stable operation, low ripple output, excellent load regulation, and reliable long-term performance. It is widely used in lithium battery pack testing, energy storage system development, automotive electronics testing, motor drive verification, industrial automation equipment commissioning, robotics development, railway electronics testing, aerospace electronics validation, university laboratories, and scientific research facilities. The TDF Series is an ideal high power programmable DC power solution for engineers, production testing lines, and quality inspection departments.

The TA807 Series is a high-performance 6000 counts auto-ranging digital multimeter featuring a VA color LCD display for clear and intuitive measurement readings. Designed according to the EN61010-1 international electrical safety standard, the series provides CAT III 600V safety protection, making it suitable for electrical testing, maintenance, and troubleshooting applications in residential, commercial, and industrial environments. Powered by two AAA batteries, the compact and lightweight design offers excellent portability for daily electrical inspection tasks. The TA807 Series smart multimeter supports automatic measurement recognition and provides essential functions including AC/DC voltage measurement, resistance testing, continuity buzzer, NCV non-contact voltage detection, and live/neutral wire identification. The TA807B model further expands testing capability with diode, capacitance, and frequency measurement functions, making it suitable for electronic component testing and more advanced troubleshooting applications. The TA807 Series digital multimeter is widely used in electrical installation, building maintenance, home appliance repair, HVAC service, industrial equipment inspection, automation system maintenance, low-voltage electrical troubleshooting, electronics laboratories, educational training, and DIY electronics projects. With features such as auto/manual ranging, backlight display, built-in flashlight, data hold, low battery indication, and automatic power-off, it provides electricians, technicians, engineers, and maintenance professionals with a reliable portable solution for voltage testing, circuit diagnosis, and electronic measurement.

The TA851 Series is a professional range of digital insulation resistance testers designed for electrical installation, inspection and maintenance. Also referred to as insulation testers, digital megohmmeters, insulation resistance meters or high-voltage insulation testers, the series includes the TA851A, TA851B and TA851C, with insulation test voltages ranging from 50 to 5000 V and resistance measurement up to 300 GΩ. In addition to insulation resistance, the instruments measure AC/DC voltage, resistance and continuity, and support Polarization Index (PI) and Dielectric Absorption Ratio (DAR) testing. Typical applications include transformers, instrument transformers, generators, motors, power cables, capacitors, surge arresters, switchgear and industrial electrical systems. Features include 99-set data storage, autoranging, automatic discharge, high-voltage indication and backlight display. The series is rated CAT III 1000 V / CAT IV 600 V, complies with IEC 61010-1 and meets Pollution Degree 2 requirements.

The TA807 Series is a high-performance 6000 counts auto-ranging digital multimeter featuring a VA color LCD display for clear and intuitive measurement readings. Designed according to the EN61010-1 international electrical safety standard, the series provides CAT III 600V safety protection, making it suitable for electrical testing, maintenance, and troubleshooting applications in residential, commercial, and industrial environments. Powered by two AAA batteries, the compact and lightweight design offers excellent portability for daily electrical inspection tasks. The TA807 Series smart multimeter supports automatic measurement recognition and provides essential functions including AC/DC voltage measurement, resistance testing, continuity buzzer, NCV non-contact voltage detection, and live/neutral wire identification. The TA807B model further expands testing capability with diode, capacitance, and frequency measurement functions, making it suitable for electronic component testing and more advanced troubleshooting applications. The TA807 Series digital multimeter is widely used in electrical installation, building maintenance, home appliance repair, HVAC service, industrial equipment inspection, automation system maintenance, low-voltage electrical troubleshooting, electronics laboratories, educational training, and DIY electronics projects. With features such as auto/manual ranging, backlight display, built-in flashlight, data hold, low battery indication, and automatic power-off, it provides electricians, technicians, engineers, and maintenance professionals with a reliable portable solution for voltage testing, circuit diagnosis, and electronic measurement.

TASI TDF Series High Power Programmable DC Power Supply is a precision intelligent DC power source designed for R&D laboratories, industrial manufacturing, and automated testing applications. Also known as programmable power supply, programmable DC source, laboratory DC power supply, digital DC power supply, adjustable DC power supply, and high power DC supply, this series provides accurate voltage and current control for various electronic testing environments. Featuring a four-window LED digital display, the power supply simultaneously shows output voltage, current, power, and operating time, allowing engineers to monitor test conditions in real time and record long-duration aging and reliability test data accurately. The TDF Series supports continuous voltage and current adjustment, six groups of preset parameter storage (M1-M6), and hardware LIST programmable sequence output. Users can create multi-step voltage/current profiles for automated aging tests, cycling tests, reliability verification, and complex load simulation. Equipped with an RS485 communication interface supporting Modbus protocol, it can integrate with PCs, PLC systems, and automated production lines for remote control, data acquisition, and intelligent manufacturing applications. The power supply incorporates five comprehensive protection functions including over voltage protection (OVP), over current protection (OCP), over power protection, over temperature protection, and short circuit protection. Combined with remote SENSE voltage compensation technology, it maintains accurate output voltage even during high-current and long-cable testing conditions. Additional functions such as parameter memory, key lock, and power-on status saving improve operation safety and testing efficiency. With multiple models covering output ranges from 0-15V to 0-120V, maximum current up to 100A, and power output up to 3600W, the TDF Series adopts intelligent forced-air cooling technology to ensure stable operation, low ripple output, excellent load regulation, and reliable long-term performance. It is widely used in lithium battery pack testing, energy storage system development, automotive electronics testing, motor drive verification, industrial automation equipment commissioning, robotics development, railway electronics testing, aerospace electronics validation, university laboratories, and scientific research facilities. The TDF Series is an ideal high power programmable DC power solution for engineers, production testing lines, and quality inspection departments.

The TA801 Series Digital Multimeters are compact, multifunction handheld measuring instruments designed for a wide range of electrical testing applications. The series includes four models: TA801A, TA801B, TA801C and TA801D. Designed in accordance with the EN61010-1 electrical safety standard and featuring a CAT III 600V safety rating, the series offers LCD displays with 2000-count-class (1999-count) and 9999-count configurations to meet different electrical measurement requirements. The series includes manual-ranging and intelligent automatic measurement versions. Standard functions include AC/DC voltage, AC/DC current, resistance, audible continuity, diode testing, NCV non-contact voltage detection and live/neutral wire identification. Selected models additionally support capacitance, frequency and duty cycle measurements, making them suitable for electrical troubleshooting and electronic component testing. Powered by two AAA batteries, the instruments feature an LCD backlight, LED flashlight, data hold, 15-minute automatic power-off and overload protection. The compact, ergonomic design allows convenient operation during routine inspections, on-site maintenance and electrical repair work. Also known as handheld multimeters, electrical multimeters, digital electrical testers, voltage and current meters, and circuit testing instruments, the TA801 Series is widely used in residential electrical installation, building construction, facility management, electrical distribution system inspection, appliance repair, industrial equipment maintenance, electromechanical servicing, electronics manufacturing, laboratory testing, vocational education and DIY electronics projects.

The TA502B Digital Network Cable Tester & Wire Tracker is a professional cable inspection tool integrating cable tracing, wire mapping, continuity testing, telephone line checking, voltage detection and DC polarity testing functions. Powered by advanced digital signal transmission technology, it enables fast and accurate identification of RJ45 Ethernet cables, RJ11 telephone cables, coaxial video cables and various low-voltage metal wires, helping technicians quickly locate open circuits, short circuits, wiring errors and crossed connections. Featuring high-sensitivity signal detection and adjustable interference resistance, the TA502B network cable tracer delivers reliable performance in complex cabling environments such as server rooms, data centers, structured cabling systems and industrial facilities. The receiver is equipped with LED indicators and built-in flashlight illumination, allowing convenient cable identification and maintenance even in dark areas such as cabinets, ceilings and underground cable channels. Also known as a Network Cable Tester, Wire Tracer, Cable Tracker, Ethernet Cable Finder or Cable Locator, the TA502B is widely used in structured cabling projects, network installation, telecommunications engineering, security surveillance systems, smart buildings, data centers, server maintenance, industrial automation, electrical service and system integration applications. It is an ideal troubleshooting and installation tool for network engineers, electricians, IT technicians and low-voltage professionals.

TASI TDF Series High Power Programmable DC Power Supply is a precision intelligent DC power source designed for R&D laboratories, industrial manufacturing, and automated testing applications. Also known as programmable power supply, programmable DC source, laboratory DC power supply, digital DC power supply, adjustable DC power supply, and high power DC supply, this series provides accurate voltage and current control for various electronic testing environments. Featuring a four-window LED digital display, the power supply simultaneously shows output voltage, current, power, and operating time, allowing engineers to monitor test conditions in real time and record long-duration aging and reliability test data accurately. The TDF Series supports continuous voltage and current adjustment, six groups of preset parameter storage (M1-M6), and hardware LIST programmable sequence output. Users can create multi-step voltage/current profiles for automated aging tests, cycling tests, reliability verification, and complex load simulation. Equipped with an RS485 communication interface supporting Modbus protocol, it can integrate with PCs, PLC systems, and automated production lines for remote control, data acquisition, and intelligent manufacturing applications. The power supply incorporates five comprehensive protection functions including over voltage protection (OVP), over current protection (OCP), over power protection, over temperature protection, and short circuit protection. Combined with remote SENSE voltage compensation technology, it maintains accurate output voltage even during high-current and long-cable testing conditions. Additional functions such as parameter memory, key lock, and power-on status saving improve operation safety and testing efficiency. With multiple models covering output ranges from 0-15V to 0-120V, maximum current up to 100A, and power output up to 3600W, the TDF Series adopts intelligent forced-air cooling technology to ensure stable operation, low ripple output, excellent load regulation, and reliable long-term performance. It is widely used in lithium battery pack testing, energy storage system development, automotive electronics testing, motor drive verification, industrial automation equipment commissioning, robotics development, railway electronics testing, aerospace electronics validation, university laboratories, and scientific research facilities. The TDF Series is an ideal high power programmable DC power solution for engineers, production testing lines, and quality inspection departments.

The TASI TDE Series High Power Adjustable DC Power Supply is a high-performance constant voltage and constant current power source integrating precise output control, intelligent monitoring and comprehensive safety protection. Also known as an adjustable DC power supply, laboratory DC power supply, programmable DC power supply, bench power supply, constant voltage power supply, constant current power supply and industrial testing power supply, the TDE Series provides stable and accurate DC output for various electronic and electrical testing applications. Equipped with a four-window high-definition LED display, the power supply simultaneously monitors output voltage, current, power and equivalent load resistance in real time, allowing engineers and technicians to quickly analyze load conditions and optimize testing efficiency. The precision rotary adjustment design supports fine voltage and current tuning, while parameter memory and output lock functions improve repeatability and prevent accidental operation during long-term testing. The TDE Series features automatic switching between Constant Voltage (CV) and Constant Current (CC) modes, combined with five-layer protection including over-voltage protection (OVP), over-current protection (OCP), over-power protection, over-temperature protection and short-circuit protection. These advanced protection systems ensure safe operation for both the power supply and connected devices. With multiple power options covering voltage ranges from 0-15V to 0-120V, current output up to 100A and power capability up to 3600W, this high power adjustable DC power supply is widely used in electronics laboratories, electrical engineering, automotive electronics, new energy vehicles, battery PACK testing, energy storage systems, solar inverter development, charging stations, industrial automation, robotics, aerospace electronics, railway systems, equipment maintenance and university research laboratories. Featuring excellent voltage stability, low ripple noise, strong load capability and intelligent cooling technology, the TDE Series provides reliable power solutions for R&D testing, production line aging tests, product verification, maintenance applications and continuous industrial operation.

The TASI TDE Series High Power Adjustable DC Power Supply is a high-performance constant voltage and constant current power source integrating precise output control, intelligent monitoring and comprehensive safety protection. Also known as an adjustable DC power supply, laboratory DC power supply, programmable DC power supply, bench power supply, constant voltage power supply, constant current power supply and industrial testing power supply, the TDE Series provides stable and accurate DC output for various electronic and electrical testing applications. Equipped with a four-window high-definition LED display, the power supply simultaneously monitors output voltage, current, power and equivalent load resistance in real time, allowing engineers and technicians to quickly analyze load conditions and optimize testing efficiency. The precision rotary adjustment design supports fine voltage and current tuning, while parameter memory and output lock functions improve repeatability and prevent accidental operation during long-term testing. The TDE Series features automatic switching between Constant Voltage (CV) and Constant Current (CC) modes, combined with five-layer protection including over-voltage protection (OVP), over-current protection (OCP), over-power protection, over-temperature protection and short-circuit protection. These advanced protection systems ensure safe operation for both the power supply and connected devices. With multiple power options covering voltage ranges from 0-15V to 0-120V, current output up to 100A and power capability up to 3600W, this high power adjustable DC power supply is widely used in electronics laboratories, electrical engineering, automotive electronics, new energy vehicles, battery PACK testing, energy storage systems, solar inverter development, charging stations, industrial automation, robotics, aerospace electronics, railway systems, equipment maintenance and university research laboratories. Featuring excellent voltage stability, low ripple noise, strong load capability and intelligent cooling technology, the TDE Series provides reliable power solutions for R&D testing, production line aging tests, product verification, maintenance applications and continuous industrial operation.

The TASI TDE Series High Power Adjustable DC Power Supply is a high-performance constant voltage and constant current power source integrating precise output control, intelligent monitoring and comprehensive safety protection. Also known as an adjustable DC power supply, laboratory DC power supply, programmable DC power supply, bench power supply, constant voltage power supply, constant current power supply and industrial testing power supply, the TDE Series provides stable and accurate DC output for various electronic and electrical testing applications. Equipped with a four-window high-definition LED display, the power supply simultaneously monitors output voltage, current, power and equivalent load resistance in real time, allowing engineers and technicians to quickly analyze load conditions and optimize testing efficiency. The precision rotary adjustment design supports fine voltage and current tuning, while parameter memory and output lock functions improve repeatability and prevent accidental operation during long-term testing. The TDE Series features automatic switching between Constant Voltage (CV) and Constant Current (CC) modes, combined with five-layer protection including over-voltage protection (OVP), over-current protection (OCP), over-power protection, over-temperature protection and short-circuit protection. These advanced protection systems ensure safe operation for both the power supply and connected devices. With multiple power options covering voltage ranges from 0-15V to 0-120V, current output up to 100A and power capability up to 3600W, this high power adjustable DC power supply is widely used in electronics laboratories, electrical engineering, automotive electronics, new energy vehicles, battery PACK testing, energy storage systems, solar inverter development, charging stations, industrial automation, robotics, aerospace electronics, railway systems, equipment maintenance and university research laboratories. Featuring excellent voltage stability, low ripple noise, strong load capability and intelligent cooling technology, the TDE Series provides reliable power solutions for R&D testing, production line aging tests, product verification, maintenance applications and continuous industrial operation.

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The TA801 Series Digital Multimeters are compact, multifunction handheld measuring instruments designed for a wide range of electrical testing applications. The series includes four models: TA801A, TA801B, TA801C and TA801D. Designed in accordance with the EN61010-1 electrical safety standard and featuring a CAT III 600V safety rating, the series offers LCD displays with 2000-count-class (1999-count) and 9999-count configurations to meet different electrical measurement requirements. The series includes manual-ranging and intelligent automatic measurement versions. Standard functions include AC/DC voltage, AC/DC current, resistance, audible continuity, diode testing, NCV non-contact voltage detection and live/neutral wire identification. Selected models additionally support capacitance, frequency and duty cycle measurements, making them suitable for electrical troubleshooting and electronic component testing. Powered by two AAA batteries, the instruments feature an LCD backlight, LED flashlight, data hold, 15-minute automatic power-off and overload protection. The compact, ergonomic design allows convenient operation during routine inspections, on-site maintenance and electrical repair work. Also known as handheld multimeters, electrical multimeters, digital electrical testers, voltage and current meters, and circuit testing instruments, the TA801 Series is widely used in residential electrical installation, building construction, facility management, electrical distribution system inspection, appliance repair, industrial equipment maintenance, electromechanical servicing, electronics manufacturing, laboratory testing, vocational education and DIY electronics projects.

The TASI TA812 Series Smart Digital Clamp Meter is a multifunctional electrical testing instrument integrating AC current, AC/DC voltage, resistance, capacitance, frequency, continuity, diode testing, NCV non-contact voltage detection and other measurement functions. Also known as a digital clamp meter, smart clamp multimeter, current clamp meter, clamp-style multimeter, or auto-ranging electrical tester, the TA812 Series includes TA812A and TA812B models, featuring smart auto-ranging technology for fast and convenient electrical measurements without frequent manual range selection. Equipped with True RMS measurement technology, the TA812 Series provides accurate readings on distorted and non-sinusoidal waveforms generated by variable frequency drives, motor control systems, UPS power supplies, switching power supplies and other nonlinear loads. With measurement capability up to 600A AC current and 600V AC/DC voltage, it is suitable for industrial electrical inspection, power distribution maintenance, automation equipment troubleshooting, electrical system commissioning and renewable energy applications. The TA812A is a practical smart clamp meter designed for general electrical testing, supporting AC/DC voltage, AC current, resistance, capacitance, frequency, continuity testing, diode testing, NCV detection and live/neutral wire identification. It is widely used in residential electrical installation, building maintenance, appliance repair, property management and low-voltage system inspection. The upgraded TA812B adds K-type thermocouple temperature measurement, enabling users to monitor the operating temperature of motors, electrical cabinets, electronic components, HVAC systems and industrial equipment for preventive maintenance. Featuring a 6000-count VA color display with backlight and front LED flashlight, the TA812 Series ensures clear visibility in dark environments such as electrical cabinets, underground cable rooms, maintenance areas and equipment interiors. Data hold and MAX/MIN recording functions allow technicians to capture critical electrical parameters during troubleshooting and perform efficient fault analysis. Designed according to IEC electrical safety standards, the TA812 Series provides CAT III 600V safety protection, full-range overload protection, reverse high-voltage protection and NCV non-contact voltage detection for safer operation. Its lightweight ergonomic housing and flexible clamp jaw design allow easy measurement in narrow spaces and complex wiring environments. With intelligent operation, reliable safety features and versatile measurement capabilities, the TASI TA812 Smart Clamp Meter Series is widely applied in electrical installation, industrial maintenance, automation systems, mechanical equipment servicing, HVAC inspection, renewable energy systems, building engineering, facility management, technical training and electronic repair applications. It is an essential diagnostic tool for electricians, technicians and maintenance professionals.

TA881A is a professional Non-Contact Voltage Tester, NCV Voltage Detector, AC Voltage Detector Pen, Voltage Test Pen and Electrical Tester designed for fast and safe AC voltage detection without direct contact with live conductors. Using advanced electromagnetic induction technology, the tester can quickly identify whether an AC electrical line is energized while maintaining a safe distance from the conductor. It supports a wide AC voltage detection range of 12V to 1000V, making it suitable for residential, commercial and industrial electrical inspection applications. The TA881A features dual sensitivity modes, including high sensitivity mode (12–1000V) and low sensitivity mode (48–1000V), allowing users to select the appropriate detection level for different environments such as wall wiring inspection, electrical panels, power distribution systems, control cabinets and machinery maintenance. Designed according to EN61326-1 and EN61010 safety standards, with CAT III 1000V safety rating, the tester provides reliable protection during electrical troubleshooting. The integrated live wire identification function, combined with audible and visual alarms, helps users quickly locate live wires, check cable conditions and identify wiring faults. With a compact pen-style design, built-in LED flashlight and battery-powered operation, TA881A is widely used in home electrical installation, electrical engineering, facility maintenance, HVAC and mechanical equipment servicing, industrial production line inspection, low-voltage engineering, building maintenance and electrical safety checks. TA881A is an essential handheld electrical testing tool for electricians, technicians, engineers and maintenance professionals requiring safe, efficient and portable AC voltage detection.