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Buy wireless absolute pressure gauge in Bulk from China Wanlin Fire Equipment Supplier

wireless absolute pressure gauge - Wanlin 4G Wireless Pressure Monitoring Solutions

July 21, 2025 — Wanlin Fire Protection announced the availability of its wireless absolute pressure gauge product line for global export. The China-based manufacturer is inviting distributors and trading companies worldwide to establish long-term partnerships for fire safety pressure monitoring solutions.

Understanding wireless absolute pressure gauge

In modern fire protection and industrial applications, wireless absolute pressure gauge play an essential role in continuous pressure surveillance. By integrating cellular or IoT connectivity with high-accuracy pressure sensors, these instruments provide instant alerts and historical data for compliance and safety management. International buyers benefit from a mature, standards-compliant product category with proven market demand.

Wanlin 4G/NB-IoT Pressure Product Line

Wanlin Fire Protection offers a comprehensive range of wireless pressure monitoring equipment, all designed and manufactured in-house at our China facility:

ProductModelRangeCommunicationBattery LifeIP Rating
4G Wireless Pressure GaugeWL-4G-P1000-1.6MPa4G Cat.13 yearsIP68
NB-IoT Wireless Pressure GaugeWL-NB-P2000-2.5MPaNB-IoT5 yearsIP68
4G Wireless Pressure TransmitterWL-4G-PT1000-10MPa4G Cat.42 yearsIP67
NB-IoT Wireless Pressure TransmitterWL-NB-PT2000-4MPaNB-IoT3 yearsIP67
LoRa Wireless Pressure GaugeWL-LR-P1000-1.6MPaLoRa3 yearsIP68
4G Differential Pressure MonitorWL-4G-DP1000-100kPa4G Cat.13 yearsIP65
NB-IoT Explosion-Proof Pressure GaugeWL-NB-EP1000-25MPaNB-IoT5 yearsIP68
4G Pressure Monitoring TerminalWL-4G-PMT3000-60MPa4G Cat.42 yearsIP68

Key Features of Wanlin Wireless Pressure Gauges

  • Instant Deployment: Plug-and-play design with auto-registration to cloud platform
  • Multi-Sensor Support: Pressure, temperature, and flow monitoring in one terminal
  • DMA-Ready: District Metered Area management for smart water networks
  • Anti-Vibration: Shock-resistant design for pump rooms and industrial settings
  • API Integration: RESTful API for third-party SCADA and BMS platforms
  • Edge Computing: Local data processing for latency-sensitive alarm scenarios

Compliance & Certifications

StandardCompliance
CE MarkingEU conformity assessment (EMC + LVD)
FCC Part 15US electromagnetic compatibility
ATEX / IECExExplosion-proof certification for hazardous zones
RoHSRestriction of hazardous substances
NB-IoT 3GPPCompliant with Release 13/14 standards
NFPA 72 / NFPA 25Fire protection system inspection and testing
  • SIL 2 / SIL 3 functional safety certification available on request
  • UL listed models available for North American market
  • MSDS / SDS and battery transport certificates provided

Installation & Configuration Guide

Proper installation ensures optimal performance and compliance:

  • Install at monitoring point with appropriate thread or flange connection (M20×1.5, G1/2, NPT1/2)
  • Ensure sealing gasket is correctly positioned to prevent leakage
  • Mount vibration-free location when possible; use shock-absorbing bracket for pump rooms
  • Verify signal strength before final mounting (NB-IoT/4G/LoRa)
  • Configure reporting interval, alarm thresholds, and cloud platform via mobile APP or Bluetooth
  • Perform initial zero-point calibration before commissioning

Shipping & Export Logistics

Wanlin wireless pressure gauges are classified for international shipping:

  • Lithium Battery (UN 3481): Class 9 dangerous goods, packaged per IATA PI 967
  • Sea Freight: Standard cargo, no special restrictions for battery-powered instruments
  • Air Freight: Subject to IATA lithium battery regulations (limited quantity exemption applies)

Export Documentation Provided:

  • Commercial Invoice (CI) in English
  • Packing List with detailed specifications
  • Certificate of Origin (CO)
  • CE / FCC / ATEX certification copies
  • MSDS / SDS for battery and housing materials
  • B/L (Bill of Lading) for sea shipments

Shipping Options for International Buyers:

  • Sea freight: Cost-effective for bulk orders (15-35 days to major ports)
  • Air freight: Fast delivery for urgent orders (5-10 days)
  • Express courier (DHL/FedEx/UPS): Sample and small batch orders (3-7 days)
  • DDP / DAP / FOB / CIF / EXW terms available

Comparison: Wanlin vs Global Brands

FactorWanlinHoneywellYokogawa
Price (FOB China)$$$$$$$
Built-in 4G/NB-IoTYesAdd-on moduleAdd-on module
Cloud PlatformFree includedSubscriptionSubscription
Battery Powered3-5 yearsExternal powerExternal power
OEM/ODM AvailableYes (your brand)NoNo
MOQ10 units100+ units100+ units

Bulk Ordering for Global B2B Buyers

Order QuantityUnit Price (USD)Lead Time
Sample (1-9 units)Contact for quote3-5 days
Small Order (10-49 units)$$ (Request Quote)7-10 days
Medium Order (50-200 units)$$ (Better Pricing)10-15 days
Large Order (200+ units)$ (Best Price)15-20 days

OEM/ODM & Partnership Opportunities

Wanlin offers comprehensive OEM/ODM services for wireless pressure monitoring equipment:

  • Custom brand label and logo on device and packaging
  • Custom firmware with your company name, server address, and communication protocol
  • Private cloud platform deployment (on-premise or SaaS)
  • Custom pressure range, accuracy, and connection specifications
  • Multi-language interface (English, Spanish, Arabic, French, Portuguese, etc.)
  • Co-development for special applications (medical, food, offshore, etc.)

FAQ

Q1: Can Wanlin pressure gauges be used in fire protection systems?

Absolutely. Our 4G and NB-IoT pressure gauges are specifically designed for fire pipeline monitoring, hydrant pressure recording, and sprinkler system inspection. They comply with NFPA 72 and NFPA 25 requirements for remote pressure monitoring.

Q2: How does the cloud platform work?

Each device auto-registers to Wanlin Cloud upon power-up. Users access real-time data, historical curves, alarm records, and device management through web portal or mobile APP. The platform supports GIS map display, multi-site monitoring, and API integration.

Q3: What communication options are available?

We offer 4G Cat.1, 4G Cat.4, NB-IoT, LoRa, LoRaWAN, and dual-mode (NB/4G, LoRa/4G) options. For regions without cellular coverage, LoRa with gateway solution is available. All models support Bluetooth for local configuration.

Q4: What is the warranty and after-sales support?

Standard warranty: 2 years (extendable to 5 years). We provide remote technical support, firmware OTA updates, and video-guided troubleshooting. For OEM partners, we offer co-branded documentation and training materials.

## Contact Wanlin Fire Protection As a Chinese source manufacturer, Wanlin Fire Protection offers international partners direct access to factory pricing, custom product development, and comprehensive export services. We are your reliable supply chain partner for 4G wireless pressure monitoring equipment. - Email: wanlinfirecontrol@163.com - Export Hotline: +8613261677119 - Website: www.wanlinfire.com Wanlin Fire Protection - Your trusted China manufacturer for 4G wireless pressure monitoring equipment export.