Pressure Instruments

SJ Gauge specializes in a wide range of professional pressure measurement instruments, including digital pressure gauges, differential pressure gauges, stainless steel mechanical gauges, and pressure transmitters. Our products are manufactured under strict quality control standards and are designed to meet diverse industrial and scientific applications. With a comprehensive product portfolio and reliable after-sales service, we ensure long-term performance and peace of mind for our customers.

We offer flexible customization services tailored to your specific requirements. From pressure gauges to transmitters, each product can be engineered to match your exact application needs. Whether for large-scale industrial procurement or low-volume customized orders without minimum quantity limitations, SJ Gauge provides fast response and efficient solutions. We understand the complexity of different operating environments and are committed to transforming your requirements into precise and reliable measurement solutions. For any customization inquiries, please feel free to contact us.

Showing 65–80 of 90 results

Model: PRS
Stainless Steel Pressure Gauge, Stainless Steel Case
- For liquid or gaseous pressure media that will not attack copper alloy parts
- Prepared for liquid filling for applications with high dynamic pressure loads or vibrations
- Suitable for pumps, compressors, hydraulics or other indoor and outdoor applications
Model: PRSS
Stainless Steel Pressure Gauge, Stainless Steel
- For gaseous and liquid pressure media that are not highly viscous or crystallizing
- Liquid-filled type available to avoid hard observation from pointer vibration
- Ideal for food and beverage, or other process engineering industries
Model: PRHP
Stainless Steel Pressure Gauge, Ultra High Pressure
- Suitable for high-pressure liquids, for instance: water, hydraulic oil, etc.
- Typically found with equipment for water jet cutting, extremely high-pressure cleaning and bench testing (e.g. for hydraulic components)
Model: PRSF
Stainless Steel Pressure Gauge with Solid Baffle Wall, Safety
- A solid baffle wall between the measuring system and front dial to protect the operator
- When experiencing failure, the case is equipped with a blow-out back to eject dangerous media out the back of the case safely
Model: PRPC
Stainless Steel Pressure Gauge with Phenolic Case, Process Industry
- The phenolic case is resistant to heat and high acid and also provides good insulation
- Solid barrier on the front and pressure relief system on the back for safer measuring
Model: PRST
Stainless Steel Pressure Gauge, High Temperature / Boiler
- Use copper alloy (or 304 SS) wetted parts for high-temperature applications
- Design for plants and equipment where measured values must be read from a distance
- Referred to as” Boiler Gauge ” or” Steam Gauge” in the industry
Model: PRM
Low Pressure Gauge, Iron case
- For dry and non-aggressive pressure media, such as gas
- External zero adjustment for easy recalibration
- Iron- or chromium-plated and stainless steel: PRSM, PRSSM.TU
Model: PRSM
Low Pressure Gauge with Stainless Steel Case
- Suitable for gaseous media compatible with copper alloys; not for use with liquids.
- External zero adjustment for easy recalibration.
- Stainless steel case — other different materials available: PRM, PRSSM.TU
Model: PRSSM.TU
Low Pressure Gauge, Stainless Steel
- Can only be used to measure the pressure of non-liquid media
- For gaseous, dry and aggressive media, as well as adverse environments
- The liquid-filled case design is suitable for highly dynamic pressure loads and vibrations
Model: PRSSM-LD
Low Pressure Gauge, Diaphragm
- Ideal for low-range pressure measurement in harsh, viscous, or crystallizing applications.
- Pressure connections include threaded and flange mounting options, or electric contacts
- Suitable for applications in the chemical, petrochemical, oil and gas industries as well as power engineering
Model: VMEPT1020
General Industrial Pressure Transmitter
- Measuring ranges from 100 mbar to 600 bar
- Accuracy: ±0.2% FSO (Min.), ±0.25% FSO (Typ.)
- Calibrated and temperature compensated
Model: VMEPT1020-T
Pressure Transmitter for High Temperature Application
- Medium temperature: 0 to 200°C
- Measuring ranges from 100mbar to 400bar
- Accuracy: 0.5% FS(Typ.)
Model: VMEPT1120-W
Flush Diaphragm Pressure Transmitter
- Superb stainless steel welding technology and surface treatment process
- Strong safeguard with high static pressure and high overload
- The HART manual controller or the HART software can realize measurement information configuration remotely
Model: VMEPT1120-C
Flush Diaphragm Pressure Transmitter- Hygienical Application
- Hygienical application
- Stainless steel flush diaphragm
- Measuring ranges from 100mbar to 25bar
Model: VMEPT1130
Pressure Transmitter for Aggressive Media
- Ceramic pressure sensor
- PVDF/PTFE pressure interface
- Measuring ranges from 200mbar to 50bar
Model: MSPS131-TSR
Pressure Switch, Electronic
- Simple structure, easy to operate, high overload, high accuracy
- OLED display function can achieve horizontal 180° rotation for easy observing
- As an alternative, it has specifications corresponding to WIKA PSD30