PROFESSIONAL MANUFACTURER
China Loong Electrical Instrument Co., Ltd. is a manufacturer and supplier of electrical measurement, testing, and diagnostic instruments. We serve distributors, importers, contractors, laboratories, and industrial users with products developed for routine inspection, installation, commissioning, maintenance, and troubleshooting. Our work focuses on practical functions, clear operation, and consistent product quality.
Our product range covers AC/DC ammeters, clamp meters, voltmeters, digital and analog multimeters, megohmmeters, insulation and earth resistance testers, cable fault testers, cable tracers, oscilloscopes, power meters, energy meters, phase meters, frequency counters, and loop calibrators. We also supply leakage current clamp meters, harmonic testers, partial discharge detectors, infrared thermometers, illuminance meters, and other specialized instruments for electrical applications.
We support OEM, ODM, and product customization based on different market and application requirements. Available cooperation may include adjustments to product functions, measurement ranges, appearance, labeling, packaging, manuals, and accessories. Our team communicates with customers throughout product selection and project development to help define suitable specifications and avoid unnecessary complexity.
From component evaluation and assembly to inspection and packaging, we maintain organized production and quality control procedures. China Loong Electrical Instrument Co., Ltd. aims to build stable business relationships by providing appropriate products, responsive communication, and practical support. We welcome inquiries from partners seeking a reliable source for electrical testing and measurement instruments.
Main Products
China Loong Electrical Instrument Co., Ltd. is a manufacturer and supplier of electrical measuring, testing and calibration instruments. We serve distributors, panel builders, utilities, maintenance teams, laboratories and industrial buyers with practical products, controlled quality and stable supply.
Our core range includes Digital Multimeter models for voltage, current and resistance checks, AC/DC Clamp Meter solutions for non-intrusive current measurement, and Insulation Resistance Tester products for cables, motors and electrical equipment.
For commissioning and specialist maintenance, our Power Quality Analyzer range supports system evaluation, while Transformer Ratio Tester units assist with winding verification. Process Signal Calibrator products provide source and measurement functions for field instrumentation.
China Loong Electrical Instrument Co., Ltd. supports OEM and ODM cooperation for importers, distributors and private-label brands. Customization may cover branding, housing appearance, packaging, accessories, measurement ranges and product configuration. Each project is reviewed to align technical specifications, application needs and quality requirements.
