Premium 4-20mA Current Transmitter for Bulk Purchase Opportunities. Hall Principle Technology: Directly converts high current signal to standard analog signal with linear input and output. High Accuracy Grade: Achieves 0.2G accuracy grade for precise industrial measurements. Reliable Isolation: Input, output, and power supply are reliably isolated without needing transformers. Customizable Input/Output: Offers customized input ranges and output signals to meet specific needs. Comprehensive Quality Control: All products undergo temperature compensation and 48-hour aging tests before shipment. Global Certification: Certified with ISO and CE standards for international compliance. Long Warranty Coverage: Provides 5-year warranty for most products and 2 years for level/pressure transmitters. 24/7 Online Support: Engineers provide support via email, Skype, WhatsApp, and Facebook within 1 hour.