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Precision Pressure & Temperature Instruments

Manufactured by NINGBO BEILUN GC-BOB INSTRUMENT CO.,LTD. — Global supplier of high-reliability gauges, thermometers, transmitters, and calibration tools for industrial, medical, energy, and engineering applications.

Trusted Instrumentation Since 2005

NINGBO BEILUN GC-BOB INSTRUMENT CO.,LTD. is a leading manufacturer of precision pressure and temperature measurement devices based in China. With over 18 years of experience, we serve clients across 60+ countries in oil & gas, chemical processing, power generation, HVAC, medical systems, and food & beverage industries.

Our mission is to deliver reliable, durable, and accurate instrumentation that meets international standards including ISO 9001, CE, and RoHS compliance. Every product undergoes rigorous quality control and testing before shipment.

ISO 9001 Certified
Global Shipping
OEM/ODM Support
24/7 Technical Support
Factory Production Line Quality Inspection

Our Product Range

Explore our comprehensive line of pressure gauges, thermometers, transmitters, and accessories designed for durability, accuracy, and performance in harsh environments.

All Stainless Steel Pressure Gauge

All Stainless Steel Pressure Gauge

4" bottom connection, explosion-proof, electric contact type. Ideal for corrosive media and hazardous environments.

  • • Dial: 4 inch
  • • Case: Full stainless steel
  • • Connection: Bottom entry
  • • Application: Industrial, chemical
Diaphragm Pressure Gauge

Diaphragm Pressure Gauge

Corrosion-resistant design with sealed diaphragm for aggressive chemicals and viscous media.

  • • Material: SS316L diaphragm
  • • Fill: Silicone or glycerin
  • • Range: 0-100 kPa to 0-40 MPa
  • • Seal: Flanged or threaded
Image: Digital Gauge

Digital Pressure Gauge

2.5" back connection, all stainless steel, panel mount with high-precision sensor.

  • • Display: LCD with backlight
  • • Accuracy: ±0.5% FS
  • • Power: 2x AA batteries
  • • Output: Optional 4-20mA
Image: Capsule Low Pressure

Capsule Low Pressure Gauge

1.5" black steel back entry, 100 kPa range, U-clamp mounting for HVAC and filter monitoring.

  • • Type: Capsule element
  • • Case: Black painted steel
  • • Mounting: Rear flange
  • • Use: Air handling units
Image: CNG Pressure Gauge

CNG Manometer

2.5" black steel bottom connection, high-pressure gauge for compressed natural gas systems.

  • • Range: 0-40 MPa
  • • Safety: Blow-out back design
  • • Connection: 1/4" NPT
  • • Compliance: CNG standards
Image: Bimetallic Thermometer

Bimetallic Thermometer

4" stainless steel, bottom connection, probe-type for food processing and industrial use.

  • • Dial: 4 inch
  • • Stem: 75mm or custom
  • • Range: -50°C to 500°C
  • • Accuracy: Class 2.0
Image: Differential Pressure Gauge

Differential Pressure Gauge

Monitors pressure difference in filters, pumps, and HVAC systems with dual inlet ports.

  • • Range: 0-10 kPa to 0-600 kPa
  • • Case: SS or brass
  • • Mounting: Wall or panel
  • • Output: Optional switch
Image: Pressure Transmitter

Pressure Transmitter

Stainless steel housing with 4-20mA output for process control and SCADA integration.

  • • Output: 4-20mA, 2-wire
  • • Power: 12-36 VDC
  • • Accuracy: ±0.25%
  • • Protection: IP65

Why Choose Gauge-China.com?

Quality Assured

ISO 9001 certified manufacturing with strict QC protocols and 100% functional testing.

Global Reach

Exported to over 60 countries with fast shipping and multilingual support.

Custom Solutions

OEM/ODM services available with custom dials, ranges, materials, and outputs.

24/7 Support

Technical assistance via phone and email anytime. Fast response guaranteed.

18+
Years Experience
60+
Countries Served
500K+
Units Shipped
99.3%
Customer Satisfaction

Frequently Asked Questions

Do you offer OEM/ODM services?

Yes, we provide full OEM and ODM support including custom branding, dial designs, measurement ranges, and packaging.

What certifications do your products have?

Our manufacturing facility is ISO 9001 certified. Products comply with CE, RoHS, and can be customized for ATEX, SIL, or other standards upon request.

What is the delivery time?

Standard products ship within 7–15 days. Custom orders typically take 20–30 days depending on complexity.

Can I get a sample?

Yes, samples are available for most models. Contact us for pricing and availability.

Get in Touch

For inquiries, quotes, or technical support, reach out to us directly.

Phone: +86 574 8832 9830

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