YAOREA measuring instruments and test accessories

Precision measuring instruments from YAOREA deliver dependable testing across battery manufacturing, motor winding inspection, and radiological field monitoring.

YR1035+ four-wire battery internal resistance testers

Precision handheld battery internal resistance testers YAOREA YR1035+ apply a true four-wire AC sinusoidal method at 1 kHz. The instrument displays internal resistance up to 200 ohms and DC voltage up to 100 V simultaneously, eliminating test lead contact resistance errors.

Four-wire Kelvin measuring technique for low resistance spans starting at 0.01 mOhm
Simultaneous DC voltage testing up to 99.999 V with fast screen refresh intervals
Compatible with lithium iron phosphate, lithium ion, and lead acid battery packs
Component selection for replacement Kelvin probes, clips, and testing stands

YR2050 high-precision DC milliohm meters

Digital micro-ohm meters YAOREA YR2050 provide four-wire DC testing for ultra-low resistance conductor elements. The unit achieves a five-digit resolution down to 0.01 mOhm, allowing technicians to verify wire cross-section, cable length, and motor winding resistance on site.

Resolution up to 120,000 counts across ultra-low resistance DC measurement spans
Calculates wire run length, conductor gauge, and resistivity coefficients on site
Equipped with standard Type-C charging port operating from 4.5 V to 5.5 V input
Selection of Kelvin alligator clips and micro probes with thermal EMF suppression

YR3226 multi-channel battery capacity discharge units

Multi-channel capacity testing instruments YAOREA YR3226 perform controlled discharge and capacity verification across individual cells and battery modules. The system regulates constant discharge current, captures per-channel telemetry, and prevents deep voltage drops during test runs.

Independent multi-channel current regulation for selective modular battery discharge
Continuous real-time tracking of cell terminal voltage and thermal gradient values
Configurable low-voltage threshold protection preventing cell damage during cycles
Selection of heavy-duty power leads and multi-pin terminal blocks per model code

YRG01 portable digital Geiger counters and dosimeters

Handheld radiation monitors YAOREA YRG01 incorporate a sensitive Geiger-Mueller tube to detect gamma, beta, and X-ray radiation fields. The instrument provides continuous equivalent dose rate tracking with immediate acoustic alert thresholds in industrial and field inspection sites.

Broad energy detection bandwidth covering gamma photons and energetic beta particles
Instant acoustic and visual alert thresholds for elevated radiological conditions
Long battery endurance backed by low-power detection circuits and sleep modes
Selection of protective housings, USB cables, and sensor spares per model code

Four-wire test probes and Kelvin clips with Xs10-4p connector

Original test accessories from YAOREA fitted with Xs10-4p four-pin threaded aviation connectors connect with YR1035+ and YR2050 testers. Gold-plated spring needles and Kelvin alligator jaws maintain low contact resistance when probing cell terminals and busbar connections.

Rugged Xs10-4p threaded metal aviation plug for vibration-proof connection
Gold-plated spring-loaded micro pins for planar battery tabs and circuit traces
Heavy-duty Kelvin jaw clips with split jaws for testing large battery posts
Selection of replacement needle tips, lead wires, and connectors per unit code

Precision battery testing fixtures and holders for 18650 cells

Dedicated fixture stands from YAOREA facilitate rapid screening and impedance grading of cylindrical batteries including 18650, 21700, and 26650 formats. Adjustable carriages with gold-plated contact pads deliver repeatable clamping pressure without marring battery jackets.

Adjustable sliding bed accommodating cylindrical cell lengths from 30 to 75 mm
Opposed spring-loaded gold contact pads maintaining minimal interface resistance
Rugged non-conductive fixture base designed for production and assembly lines
Selection of replacement springs, contact pins, and harness leads by cell size

True four-wire Kelvin impedance measurement principle in YR1035+ testers

Handheld battery testers YAOREA YR1035+ utilize a synchronous four-wire AC method operating at 1 kHz across a Kelvin bridge configuration.

Two current leads deliver a calibrated sinusoidal excitation signal through the cell under evaluation, while two high-impedance voltage leads detect terminal potential drop directly on the battery tabs.

Isolating current excitation from voltage sensing eliminates parasitic contact resistance of connection leads and Xs10-4p plug terminals.

This allows reliable resolution of micro-level impedance values from 0.01 mOhm on lithium and lead acid cells while monitoring open-circuit DC voltage up to 100 V.

Precision low-resistance verification of cables and motor windings using YR2050

Digital micro-ohm meters YAOREA YR2050 are engineered for four-wire DC testing of conductive elements, cable conductors, transformer windings, and precision shunts. The instrument provides a regulated DC test current that eliminates inductive reaction when inspecting long wire coils.

Integrated calculation firmware determines copper wire run length, conductor cross-section, and material resistivity values while factoring in ambient thermal coefficients. Automatic zero-point calibration compensates for thermoelectric EMF offsets, ensuring dependable readings down to 0.01 mOhm.

Cell capacity evaluation and balancing workflows on YR3226 multi-channel units

Multi-channel analytical systems YAOREA YR3226 support cyclic evaluation, individual cell grading, and discharge balancing for multi-cell battery packs.

Each channel functions as an independent regulated current load, logging milliampere-hour figures and terminal voltage curves under load conditions. The system flags degraded cells with abnormal internal impedance prior to battery pack failure.

Hardware cut-off protection disconnects the discharge loop when lower voltage thresholds are reached, preventing electrode active material deterioration and deep discharge.

Radiological monitoring and inspection protocols using digital YRG01 dosimeters

Portable radiometers YAOREA YRG01 incorporate a sealed Geiger-Mueller tube designed for detection of gamma rays, X-ray beams, and hard beta particles. Microprocessor filtering converts pulse frequency into ambient equivalent dose rates in micro-Sieverts per hour.

The instrument accumulates total operator exposure and triggers acoustic and visual threshold warnings under elevated environmental exposure levels. Energy-efficient electronics and rechargeable lithium power cells support extended field inspection shifts across industrial facilities.

Proper connection and maintenance guidelines for Xs10-4p four-pin test leads

Maintaining measurement repeatability on YAOREA YR1035+ and YR2050 instruments requires proper handling of four-wire testing harnesses. The Xs10-4p threaded metal aviation connector features an alignment key and screw collar that prevents accidental disconnection during work.

Gold-plated needle probes require periodic cleaning with isopropyl alcohol to remove oxide films, and lead cables should be protected against sharp bending. When applying Kelvin clips, technicians must ensure split jaw halves remain isolated and only connect through the component under test.

Battery sorting and fixture setup for 18650 and 21700 cylindrical cells

Building reliable battery modules requires strict cell grading by internal impedance and open-circuit potential. Testing fixtures from YAOREA with spring-loaded coaxial contact pins establish a repeatable four-wire loop with uniform mechanical pressure.

Operators seat cylindrical 18650, 21700, or 26650 cells into an adjustable guide rail where gold-plated pins contact terminals without damaging protective seals. This ensures data consistency during high-volume cell sorting and parallel pack assembly.

YAOREA and model names are trademarks of their respective owners and are used only to identify the equipment for which we source parts. SpareX is not an official dealer, distributor or representative of YAOREA and is not affiliated with the trademark owner. Origin, documents and warranty are stated for each item in the quotation.