Manual level measurement — sending personnel to read gauge glasses, dip tanks, or check float switches — is inefficient, inconsistent, and potentially hazardous. Wireless level sensors automate this process, providing continuous, accurate data accessible from anywhere via smartphone or computer. For businesses managing distributed assets — water utilities with hundreds of tanks, oil companies with remote well sites, agricultural operations with irrigation reservoirs — wireless level monitoring delivers immediate ROI through reduced labor, prevented incidents, and optimized operations. The global market for wireless level sensors is projected to exceed $3 billion by 2028, growing at over 12% annually.
Wanlin Fire Control is committed to advancing wireless level measurement technology. Our Wireless Hydrostatic Level Gauge incorporates the latest innovations in sensor technology, wireless communication, and cloud-based data analytics — including multi-protocol cellular connectivity (4G/NB-IoT), advanced signal processing algorithms, and an intuitive cloud platform that transforms raw level data into actionable operational insights for water utilities, industrial facilities, and environmental monitoring agencies worldwide.

Wireless Hydrostatic Level Gauge — Professional Wireless Level Measurement by Wanlin Fire Control
Product Category: Submersible Hydrostatic Level Transmitter
Measurement Principle: Hydrostatic pressure via piezoresistive / diffusion silicon sensor
Measurement Range: 0-1m up to 0-200m H?O (custom ranges available)
Accuracy: ±0.1% FS (precision), ±0.25% FS (standard), ±0.5% FS (economy)
Long-Term Stability: <0.1% FS per year
Output Signal: 4-20mA (2-wire) + RS485 Modbus RTU, 0-5V/0-10V optional
Wireless Connectivity: 4G LTE Cat.1 / NB-IoT via external DTU module
Power Supply: DC 9-36V (loop-powered for 4-20mA); battery + solar for wireless DTU
Sensor Material: 316L stainless steel diaphragm + housing, optional Hastelloy C276
Cable: Polyurethane (PU) vented cable with Kevlar strength member, ?7-8mm
Cable Length: Custom — specified per order, up to 200m
Temperature Compensation: -10°C to +70°C calibrated, digital DSP compensation
Protection Rating: IP68 (permanently submersible to specified depth)
Overload Protection: 150% FS (standard), 300% FS (high overload version)
Certifications: CE, RoHS, IP68; Optional: ATEX Exia IICT4 for hazardous locations
Application: Boreholes, wells, tanks, reservoirs, rivers, open water bodies
Lightning Protection: Integrated surge protection on signal cable (optional external SPD)
Export Packaging: Coiled cable in industrial box with desiccant, 10 units per master carton
We understand that choosing the right Wireless Hydrostatic Level Gauge supplier is a critical business decision with direct impact on your customers' operations and safety. Here is why Wanlin Fire Control stands out as the preferred China manufacturing partner for level instrumentation:
✓ Technology Breadth: We manufacture ultrasonic, radar (79GHz FMCW), submersible hydrostatic, magnetostrictive, magnetic flap, and float-based level instruments — a complete portfolio enabling you to serve every customer application from a single supplier, simplifying procurement, logistics, and support.
✓ Multi-Protocol Wireless: Our instruments support 4G LTE Cat.1, NB-IoT, LoRaWAN, WiFi, and Zigbee — we help you select and configure the optimal protocol for your region's network coverage, data requirements, and cost constraints.
✓ Global Certification Portfolio: CE, FCC, ATEX/IECEx, RoHS, REACH, WEEE, SIL2/SIL3, IP68, and regional certifications including UKCA, GOST/EAC — ensuring compliance for markets across Europe, North America, Middle East, Asia-Pacific, and CIS.
✓ Complete Export Support: Full documentation packages (certificates, test reports, manuals, CAD drawings), multilingual packaging and labeling, reliable freight partnerships, and dedicated English-speaking export coordination — we handle the complexity so you can focus on sales.
✓ Flexible OEM/ODM: Custom ranges, output signals, branding, packaging, and even sensor housing materials — our engineering team adapts products to your specific market requirements with typical 20-30 day turnaround from specification to samples.
✓ Distributor Partnership Model: We invest in our distributors' success with comprehensive technical training, co-branded marketing materials, territory protection options, lead referrals, and responsive support — our growth is built on making our partners successful in their local markets.
What makes the Wireless Hydrostatic Level Gauge from Wanlin Fire Control the preferred choice for level measurement professionals and distributors worldwide:
1. Vertical Integration: We design and manufacture our own sensor elements, communication modules, enclosures, and cloud platform — ensuring end-to-end quality control, rapid customization capability, and cost efficiency unmatched by companies that assemble third-party components.
2. Field-Proven Reliability: Over 50,000 units deployed across 60+ countries in applications ranging from Saudi Arabian oil terminals to Indonesian water utilities to Australian mine sites — confirmed <99.7% measurement uptime in real-world conditions.
3. Intelligent Cloud Platform: Our Wanlin Cloud platform provides real-time visualization with GIS mapping, multi-level configurable alarms with SMS/email/app notification, automated reporting, historical trend analysis, and RESTful API for SCADA integration — all included with every wireless sensor purchase.
4. Power Flexibility: Multiple power configurations — built-in long-life lithium battery (3-5 years), solar panel + rechargeable battery (unlimited operation), and DC wired power — ensure reliable operation in any installation scenario from remote boreholes to on-site process tanks.
5. Application Engineering Support: Unlike many manufacturers who simply sell products, we provide application engineering consultation — sensor selection guidance, installation recommendations, calibration support, and system architecture design — ensuring successful deployments and satisfied end customers.
6. Competitive Total Cost of Ownership: Factory-direct pricing delivers 40-55% distributor margin potential, while our product reliability, long battery life, and low maintenance requirements minimize total cost of ownership for end users — creating value that drives repeat orders and customer loyalty.
Wanlin Fire Control is an ISO9001-certified manufacturer specializing in 4G/NB-IoT/LoRa wireless level measurement instruments. We offer factory-direct pricing with full OEM/ODM customization, CE/FCC/ATEX/RoHS certifications, and comprehensive export documentation. Our dedicated export team ensures smooth cross-border transactions with reliable after-sales support — making us the preferred China sourcing partner for level instrumentation distributors worldwide.
We maintain flexible MOQ policies for international buyers. Trial orders start from as few as 10-20 units per model, allowing you to evaluate product performance before committing to volume orders. Bulk pricing becomes available at 100+ units with significant cost savings. Custom OEM orders typically require 100-500 units depending on customization complexity. Contact our sales team for a tailored quotation based on your specific product mix.
We provide multiple measurement technologies to suit diverse applications: 1) Ultrasonic level sensors (non-contact, 0-20m range) — ideal for water/wastewater, tanks, and open channels; 2) Radar level gauges (79GHz, 0-30m range) — for corrosive chemicals, high temperature, and high pressure vessels; 3) Submersible hydrostatic level transmitters (0-100m range) — for deep wells, boreholes, and groundwater monitoring; 4) Float/Magnetic level switches — for simple high/low level control; 5) Magnetostrictive level gauges — for high-precision (±1mm) custody transfer applications. Our engineering team helps you select the optimal technology for your specific medium, tank geometry, and environmental conditions.
Absolutely. We offer full OEM and ODM services including: custom branding (logo printing, color customization), custom packaging design with your brand identity, multilingual user manuals (English, Spanish, French, Arabic, Russian, etc.), tailored technical specifications to match your market requirements, custom sensor ranges and output signals, and private-label mobile app and cloud platform. Our engineering team can modify existing designs or develop custom solutions based on your specifications.
Our products meet major international standards: CE (EU), FCC Part 15 (US wireless), ATEX/IECEx (international explosion-proof for hazardous areas — Exia IICT4 and Exd IICT6), RoHS/REACH/WEEE (EU environmental compliance), IP68 (waterproof), SIL2/SIL3 (safety integrity level for critical applications), UKCA (UK market), and GOST/EAC (Russia/CIS). We provide full certification documentation with every shipment including test reports, declarations of conformity, and certificates.
We prepare complete export documentation: commercial invoice, packing list, certificate of origin (Form E/Form F/COO), bill of lading/air waybill, and all certification documents. We work with reliable freight forwarders for sea freight (FCL/LCL), air freight, or express courier (DHL/UPS/FedEx). Standard lead time is 7-15 business days for stocked items, 20-30 days for custom OEM orders. We can ship on FOB, CIF, DDP, or EXW terms according to your preference.
We accept T/T (bank wire transfer), L/C (letter of credit at sight), and Western Union for smaller orders. Standard terms: 30% deposit with order confirmation, 70% balance before shipment. For established clients with consistent order history, we offer flexible terms including net-30 or open account after due diligence. We can also accommodate Alibaba Trade Assurance orders for buyer protection.
Yes. Every shipment includes detailed installation manuals in English, wiring diagrams, and quick-start guides. We provide remote video support for commissioning and troubleshooting via WhatsApp, WeChat, Zoom, or Teams. For large projects (500+ units), we can arrange on-site training by our technical engineers — subject to arrangement and project scale. We also maintain a growing library of installation videos and technical documentation accessible to all distribution partners.
Our Wireless Hydrostatic Level Gauge and wireless level measurement solutions have earned the trust of partners and end users across diverse industries and geographies:
✓ Philippine Flood Early Warning Network: A Philippines government disaster management agency deployed 600 Wanlin ultrasonic level sensors with 4G telemetry across 30 river basins for a nationwide flood early warning system. The solar-powered sensors with IP68 waterproof rating survived multiple typhoon seasons without failure. The cloud platform's automated alert system sends SMS warnings to 500,000+ registered residents in flood-prone areas when river levels exceed critical thresholds. The system has been credited with saving lives during three major typhoon events since deployment.
✓ UAE District Cooling Provider: A UAE district cooling provider serving 50+ commercial buildings in Dubai deployed 300 Wanlin level sensors across their cooling tower basins, chilled water storage tanks, and condensate return systems. The wide-temperature sensors (rated to 85°C) performed reliably in the extreme summer conditions. The Modbus RTU integration with their Building Management System (BMS) enabled automated makeup water control and leak detection. The system identified 12 previously undetected water leaks in the first month of operation, saving an estimated 8,000m3 of water annually.
✓ German Chemical Distributor: A German chemical distribution company launched their private-label level measurement product line powered by Wanlin OEM manufacturing. Starting with a 100-unit trial of customized ultrasonic level sensors with German-language interfaces and TüV-ready documentation, they expanded to 500+ units monthly within 12 months. Their product line now includes 8 SKUs across ultrasonic, radar, and submersible technologies. Wanlin's CE/ATEX certification package and REACH/RoHS compliance documentation were critical enablers for the EU market entry.
Investing in high-quality Wireless Hydrostatic Level Gauge from Wanlin Fire Control is a strategic decision that delivers reliable measurements, protects operational safety, and builds a sustainable business in the rapidly growing wireless level instrumentation market. Our certified products combine advanced sensor technology with competitive pricing and comprehensive distributor support, making us the preferred China manufacturing partner for level measurement professionals worldwide.
Whether you are an industrial instrumentation distributor expanding your product line, a system integrator seeking reliable OEM sensor supply, a water utility equipment supplier, or an e-commerce seller building a private-label measurement brand — Wanlin Fire Control has the technology breadth, certification depth, and export expertise to support your success.
Contact us today to discuss your Wireless Hydrostatic Level Gauge requirements, request evaluation samples, and receive a competitive quotation. Let us help you bring reliable, certified wireless level measurement solutions to your market.