OEM / ODM ELECTRICAL INSTRUMENT MANUFACTURER
Custom Electrical Instruments, Built for Your Market
From product selection and private labeling to packaging and global delivery, LOONG helps distributors, brands, and project buyers bring reliable instrument solutions to market faster.
- 15,000+Product Options
- OEM / ODMSupport
- GlobalB2B Supply
PRODUCT PORTFOLIO
One Source for Professional Electrical Instruments
From field testing and electrical safety to power monitoring and laboratory measurement, build the right product mix for your market.
Digital Multimeter
667 products
Analog Multimeter
279 products
Clamp‑on Ammeter
261 products
AC/DC Clamp Meter
543 products
Insulation Resistance Tester
489 products
Earth Resistance Tester
437 products
Loop Resistance Tester
174 products
Transformer Ratio Tester
401 products
Withstand Voltage Tester
500 products
Energy Meter
694 products
Multi‑function Power Meter
413 products
Power Quality Analyzer
413 products
Oscilloscope
429 products
Signal Generator
503 products
Frequency Counter
237 products
Ammeter
404 products
Voltmeter
642 products
Process Signal Calibrator
221 products
Cable Fault Tester
425 products
Infrared Thermometer
533 products
BUILT, TESTED, DELIVERED
Manufacturing Control at Every Stage
Experienced teams, dedicated calibration equipment and structured inspection keep every order aligned with the approved specification.
RECOMMENDED PRODUCTS
Instruments Ready for Your Next Order
High Sensitivity Portable Handheld Security Metal Detector with 9V Battery 8 Inches Sensitivity for Airport Use
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10 Levels Adjustable Sensitivity Handheld Metal Detector Airports Public Security Safety Inspection
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YOUR BRAND, OUR MANUFACTURING
Turn Product Requirements into Market-Ready Solutions
Customize functions, housing colors, labels, manuals and packaging with support from sampling through mass production.
- Private Label & Visual Identity
- Function & Specification Options
- Packaging & Documentation
- Quality & Compliance Support
B2B ORDER PROCESS
A Clear Path from Requirement to Delivery
One accountable team keeps specifications, samples, production and shipment moving in sequence.
- 01Share RequirementsMarket, function, quantity and target specification
- 02Confirm SolutionProduct selection, customization and quotation
- 03Sample & ApproveEvaluate the sample and lock the approved standard
- 04Produce & InspectControlled production with documented quality checks
- 05Ship & SupportExport packing, delivery coordination and follow-up