Test & measurement instruments, supplied worldwide
Independent supplier of electronic test and measurement instruments — DC electronic loads, LCR bridges, DDS function generators, bench multimeters and DC power supplies for workshops, labs and production lines. Tell me what you need to test — I’ll match the model, send the datasheet and quote.
Core models. Datasheets and prices are quoted per enquiry.
ET5410A+ DC ELECTRONIC LOAD
ET54A+ Series
Programmable DC Electronic Loads
Compact 400 W programmable DC electronic loads for battery and power-supply testing — battery discharge and capacity testing for repair and grading work, plus charger and switching power supply verification in the lab and workshop.
ET5410A+: 400 W · 150 V · 40 AET5420A+: dual channel, 200 W ×2 · 150 V · 20 A ×2ET5411A+: 400 W · 500 V · 15 AResolution: 1 mV / 1 mAAccuracy: CV ±(0.05 % + 0.02 % FS) · CC ±(0.05 % + 0.05 % FS)Display: 2.8″ LCD (320 × 240) · Chinese / English interfaceRemote sense: 4-wire compensation for lead voltage dropInterfaces: USB standard · RS-232 / RS-485 optionalSize: 90 × 190 × 300 mm
Measurement
ET5406A+ DC ELECTRONIC LOAD
ET5406A+ / ET5407A+
Programmable DC Electronic Loads
Compact 200 W programmable DC electronic loads for battery, charger and power-supply testing on the bench — four operating modes with full protection for everyday load testing.
ET5406A+: 200 W · 0–120 V · 0–20 AET5407A+: 200 W · 0–180 V · 0–30 AModes: CC / CV / CR / CPResolution: 1 mV / 1 mAAccuracy: CV ±(0.05 % + 0.02 % FS) · CC ±(0.05 % + 0.05 % FS)Protection: OVP / OCP / OPP / OTP · reverse polarityInterface: RS232 standard
Measurement
ET53 SERIES DC ELECTRONIC LOAD
ET53 Series
Programmable DC Electronic Loads
400 W programmable DC electronic loads with 12 test modes — including a dedicated battery discharge test and dynamic Tran testing — for battery discharge testing and production-line testing of chargers and power supplies.
Models: ET5300 – ET5304, all 400 WRanges: 150 V / 40 A · 150 V / 60 A · 500 V / 15 A · 500 V / 30 A · ET5304 dual channel 150 VModes: 12 — CC / CV / CR / CP, battery discharge, LED simulation, dynamic Tran testResolution: 1 mV / 10 mV · 1 mA / 10 mADisplay: 3.5″ LCD (480 × 320)Remote sense: 4-wire Kelvin measurementInterfaces: USB + RS-232 standard · RS-485 optionalSize: 320 × 220 × 100 mm
Measurement
ET5500 SERIES DC ELECTRONIC LOADET5501A · 150 W MODEL
ET5500 Series
Programmable DC Electronic Loads — High Precision
Precision industrial-grade programmable DC electronic loads for EV battery and component testing — eight models from 150 W to 600 W with high-resolution voltage and current readback.
Models: ET5501A / ET5501B · 150 W · ET5503A / ET5503B · 300 W · ET5504A · 400 W · ET5506A / ET5506B / ET5506C · 600 WInput ranges: 0–150 V / 0–30 A · 0–500 V / 0–15 A · 0–150 V / 0–60 A · 0–500 V / 0–30 A · 0–150 V / 0–120 AModes: CC / CV / CR / CPDisplay resolution: 0.1 mV / 0.1 mAVoltage readback accuracy: ±(0.025 % + 0.025 % FS)CV accuracy: ±(0.05 % + 0.025 % FS) · CC accuracy: ±(0.05 % + 0.05 % FS)Protection: OVP / OCP / OPP / OTP · reverse polarity protectionInterfaces: RS232 standard · LAN / USB optional
Measurement
ET3510 LCR DIGITAL BRIDGE
ET35 Series
High-Precision LCR Digital Bridges
Bench LCR digital bridges using the automatic balancing bridge principle for component parameter analysis — accurate, complete measurement for product R&D, component incoming inspection and production-line sorting.
Desktop LCR meters for component testing in the lab and on the production line, with comparator sorting for pass/fail binning and dedicated modes for DC resistance and electrolytic capacitors.
ET44 models: ET4401 / ET4402 / ET4410 — fixed frequency points, up to 100 kHzET45 models: ET4501 / ET4502 / ET4510 — 10 Hz – 100 kHz continuously adjustable, 1 Hz stepsBasic accuracy: 0.2 %Display: 3.5″ TFT · main & sub parameters 5 digits eachModes: DCR mode · electrolytic capacitor modeSorting: 5-group comparatorProtocol: SCPIInterfaces: RS232 (or RS485) · USB · Handler standard · GPIB optionalSize & weight: 265 × 105 × 305 mm · 2.1 kg
Measurement
ET433 HANDHELD LCR BRIDGE
ET43 Series
Handheld LCR Bridge
Battery-powered handheld LCR bridge for component measurement in the workshop and in the field, with electrolytic capacitor and DCR modes plus deviation measurement and sorting.
Dual-channel DDS function / arbitrary waveform generators for the electronics bench — sine, square, ramp, pulse and arbitrary waveforms with 1 µHz frequency resolution for circuit development, teaching labs and production test.
Benchtop digital multimeters from 4½ to 6½ digits for electronics benches, calibration benches and production test stations — DC / AC voltage and current, resistance, frequency and capacitance with a 3.5″ colour display.
ET3260: 6½ digits · up to 2500 readings/s · DCV uncertainty 0.0035 % · resolution 100 nVET3260 interfaces: RS-232 · IEEE 488 · LAN · USB · Trig IN/OUTET3255: 5½ digits · DCV 0.015 % class · USB / RS232ET3240: 4½ digits · DCV 0.05 % classDisplay: 3.5″ colour screen (all models)
Measurement
ETP-S SERIES DC POWER SUPPLY
ETP-S Series
Multi-Channel Programmable DC Power Supplies
Programmable multi-channel DC power supplies for R&D benches and production lines — dual-channel models pair one adjustable output with a fixed 5 V / 2 A channel; triple-channel models offer two adjustable outputs plus the fixed channel. Models include ETP2303S, ETP3305S and ETP3605S.
Configurations: dual channel (CH1 adjustable + CH2 fixed 5 V / 2 A) · triple channel (dual adjustable + fixed 5 V / 2 A)Power range: 100 – 910 WDisplay resolution: 1 mV / 1 mAInterfaces: USB · RS232
Measurement
ETP3010H DC POWER SUPPLY
ETP-H Series
DC Power Supplies
Three-channel DC power supplies for service benches and electronics labs — two adjustable outputs plus a fixed 5 V / 3 A channel for logic and auxiliary circuits.
Channels: CH1 / CH2 adjustable + CH3 fixed 5 V / 3 ARanges: 30 V (3 / 5 / 10 A) · 60 V (3 / 5 A) · 100 V (3 A)Power range: 195 – 615 WDisplay resolution: 10 mV / 1 mAInterfaces: USB · RS232
Measurement
ETP3010B DC POWER SUPPLY
ETP-B Series
DC Stabilized Power Supplies
Compact single-output DC stabilized power supplies, about 1.3 kg, for repair benches, teaching labs and field service — clear three-window readout of voltage, current and power with memory presets.
Models: ETP1506B · ETP1520B · ETP3005B · ETP3010B · ETP6003B · ETP6005B · ETP10003B · ETP15002BOutput range: 15 V / 6 A – 150 V / 2 ADisplay resolution: up to 10 mV / 1 mAWeight: approx. 1.3 kgOption: 5 V / 2 A USB fast-charge output
Measurement
ET1080A
Handheld LCR Bridge
Handheld LCR bridge for measuring inductance, capacitance and resistance in component testing, repair and incoming inspection.
Test frequency: up to 10 kHz
Measurement
ET1260A
Benchtop Digital Multimeter
Benchtop digital multimeter for electronics benches, repair workshops and production test stations.
Form: bench / desktop
Measurement
No instruments in this field yet — ask by email or WhatsApp and I will check availability.
How enquiries work
Quoted individually — so model, options and freight fit your port or plant.
STEP 1
Send the model or the job
Email or WhatsApp the model number — or just describe what you need to test, the range and where it will be used.
STEP 2
Get the datasheet & quotation
You receive the full datasheet, available options, price and lead time. Questions on accuracy, inserts or accessories are answered before you decide.
STEP 3
Confirm & arrange delivery
Confirm the order details directly by email or WhatsApp and delivery is arranged to your address or your vessel's next port of call.
An independent supplier, not a marketplace listing
Personally run supply desk — one person from first question to delivery, no call centre. Practical instruments for electronics workshops, labs and production lines, checked model by model.
Datasheets and honest specification checks before quoting
Model matching by application — loads, components, signal and power
Enquiries answered personally, typically within one working day
English communication by email and WhatsApp
Contact
Reach out by email or WhatsApp — whichever is easier. Contact: Kate Liu.