Holykell 4-20mA RS485 Liquid Level Transmitter
High-precision submersible sensor for accurate liquid level measurement in water, diesel, and fuel tanks. Features corrosion-resistant 316 stainless steel housing and IP68 waterproof rating for harsh environments. Dual-output 4-20mA analog and RS485 digital signals ensure seamless integration with PLCs and SCADA systems. Wide measurement range (0-20m) and ±0.5% FS accuracy for industrial and commercial use. Compact design with high-quality silicone oil-filled diaphragm for stable performance. Ideal for wastewater treatment, agricultural irrigation, and fuel storage monitoring. Direct factory pricing with bulk discounts—global wholesale supplier with guaranteed lowest rates. Durable, maintenance-free, and ready for immediate deployment.