1. Air Pressure Gauges Offers
  2. sku: 18550138226823741
  3. SWAGELOK PGU-40-P100-C-4FSM

SWAGELOK PGU-40-P100-C-4FSM Swagelock Water Pressure Gauge

Pgu-40-p100-c-4fsm Swagelok Swagelock Pressure Gauge

( Brand: Swagelok ), ( Manufacturer Part Number: PGU-40-P100-C-4FSM ), ( Part Type: Pressure Gauge )

Review SWAGELOK Swagelock Pressure Gauge

The **Swagelok PGU-40-P100-C-4FSM Pressure Gauge** is a precision-engineered, high-performance instrument designed to deliver reliable and accurate pressure measurement in demanding industrial, laboratory, and process control applications. Part of Swagelok s renowned line of instrumentation, this gauge combines robust construction with advanced features to ensure long-term durability and consistent performance in environments where accuracy and dependability are critical. Built with a **4-inch (100 mm) dial face**, the PGU-40-P100-C-4FSM offers an unobstructed, easy-to-read display, making it ideal for applications where quick visual verification of pressure levels is essential. The gauge is calibrated to **0 100 bar (0 1,450 psi)**, providing a broad measurement range suitable for a variety of fluid systems, including gases, liquids, and corrosive media, depending on the selected connection and material specifications.

At its core, this pressure gauge features a **bourdon tube mechanism**, known for its precision and durability, which converts pressure into mechanical motion, driving the needle across the calibrated scale with minimal hysteresis. The gauge is equipped with a **C-type (conical) connection**, which ensures a secure, leak-tight seal when properly installed, reducing the risk of contamination or pressure loss in high-pressure applications. The **4FSM designation** indicates a **4-inch dial with a 100 mm face size and a 100 bar range**, along with a **flanged connection (FSM)**, which allows for easy integration into piping systems without the need for additional adapters, streamlining installation and maintenance. The gauge s **stainless steel construction** including the case, mounting flange, and internal components resists corrosion, ensuring longevity even in harsh or corrosive environments.

For enhanced safety and usability, the PGU-40-P100-C-4FSM is equipped with a **safety seal**, allowing for periodic verification of the gauge s accuracy without recalibration. This feature is particularly valuable in industries where compliance with regulatory standards, such as those in pharmaceutical, food and beverage, or chemical processing, is mandatory. The gauge s **backlit dial** (optional with additional accessories) improves visibility in low-light conditions, while its **anti-friction bearing** mechanism reduces wear and tear, extending the gauge s operational lifespan. Additionally, the **flanged mounting design** provides flexibility in installation, accommodating various panel or wall-mounted configurations, making it a versatile choice for both fixed and portable applications.

Swagelok s reputation for quality extends to this pressure gauge, which undergoes rigorous testing to meet international standards, including **ISO 5178** for pressure gauges, ensuring accuracy, repeatability, and reliability across diverse operating conditions. Whether used in **HVAC systems, industrial automation, laboratory setups, or hydraulic testing**, the PGU-40-P100-C-4FSM delivers the precision and resilience required to maintain optimal system performance. Its combination of **high visibility, robust construction, and seamless integration** makes it a preferred choice for engineers and technicians who demand nothing less than excellence in pressure measurement technology.

**Pros and Cons of buying a Swagelok PGU-40-P100-C-4FSM Pressure Gauge**

**Pros:**

1. **High Accuracy and Reliability** Swagelok is a well-known brand in industrial instrumentation, offering precision-engineered pressure gauges designed for consistent performance in demanding environments. The PGU-40-P100-C-4FSM is built to withstand harsh conditions, ensuring reliable readings over extended periods.

2. **Wide Pressure Range** With a range of 0 100 bar (0 1450 psi), this gauge is suitable for applications requiring moderate to high-pressure monitoring, including hydraulic systems, pneumatic testing, and process control in manufacturing.

3. **Durable Construction** The gauge features a robust stainless steel case and a reinforced glass window, making it resistant to corrosion, vibration, and temperature fluctuations. This durability extends its lifespan, reducing the need for frequent replacements.

4. **Easy Installation and Maintenance** The gauge includes a 4FSM (4-ferrule stainless steel) connection, which simplifies installation in systems requiring leak-proof, high-integrity fittings. The design also allows for straightforward calibration and replacement of the internal mechanism if needed.

5. **Compatibility with Swagelok Systems** As part of Swagelok s product line, this gauge integrates seamlessly with other Swagelok components, such as tubing, fittings, and valves, making it ideal for users already invested in the Swagelok ecosystem.

6. **Clear Readability** The large, easy-to-read dial with a high-contrast pointer ensures accurate visual monitoring, even in low-light conditions or when wearing protective gloves.

7. **Versatile Applications** Beyond industrial use, this gauge can be applied in laboratory settings, automotive diagnostics, and HVAC systems, offering flexibility for different use cases.

**Cons:**

1. **Higher Upfront Cost** Compared to generic or lower-end pressure gauges, the Swagelok PGU-40-P100-C-4FSM is more expensive. This may be a barrier for budget-conscious buyers or those requiring only occasional use.

2. **Specialized Fittings** The 4FSM connection, while durable, requires compatible tubing and fittings. Users without existing Swagelok infrastructure may need to invest in additional hardware, increasing overall costs.

3. **Limited Range for Extreme Pressures** While suitable for moderate to high pressures, this gauge may not be appropriate for applications requiring extremely high or low pressure ranges (e.g., above 100 bar or below 0 bar).

4. **Potential for Overkill in Low-Demand Scenarios** For casual or infrequent use (e.g., home DIY projects), the gauge s industrial-grade features may be unnecessary, making it a less cost-effective choice.

5. **Calibration Requirements** Like all precision instruments, this gauge may require periodic calibration to maintain accuracy, which could involve additional time or professional services.

**Conclusion:**

The Swagelok PGU-40-P100-C-4FSM is an excellent investment for industrial, laboratory, or professional applications where reliability, durability, and precision are critical. Its robust construction, compatibility with Swagelok systems, and wide pressure range make it a standout choice for users who prioritize performance and longevity. However, for budget-sensitive or low-demand users, the higher cost and specialized requirements may outweigh the benefits.

**Recommendation:** Purchase this gauge if:

- You operate in an industrial or laboratory setting where accuracy and durability are non-negotiable.

- You are already using Swagelok components, as it will integrate seamlessly.

- Your application involves moderate to high-pressure monitoring (up to 100 bar) and requires long-term reliability.

Avoid this gauge if:

- You are on a tight budget and can opt for a lower-cost alternative that meets your needs.

- Your pressure requirements fall outside the 0 100 bar range.

- You lack the infrastructure to support Swagelok fittings, as additional hardware may be required.

Details:

It is a crucial tool for monitoring and controlling air pressure in various industrial commercial applications. The product is an air pressure gauge designed for use in hydraulics, pneumatic, pumps, and plumbing systems. With its accuracy and durability, this air pressure gauge provides reliable readings to ensure proper operation maintenance of the system.

specifications pressureswitchiz:

  • brand: Swagelok
  • mpn: Pgu-40-p100-c-4fsm
  • part type: Pressure Gauge

offer pressureswitchiz:

  • options: Ship-to-home
  • started: May 24, 2026
  • sold: 0
  • availability: In Stock
  • best offers: True
  • quantity: 1

returns pressureswitchiz:

  • policy: No Returns

shipping pressureswitchiz:

  • service: USPS Ground Advantage
  • class: Standard
  • type: Calculated
  • transit: 5-10 Days
  • carrier: USPS
  • cost: $9.14

payments pressureswitchiz:

  • credit card: Mastercard
  • wallet: Google-pay
  • other

seller pressureswitchiz:

  • city: Cornelius, Oregon
  • # reviews: 0
  • rating: 0.0%

general pressureswitchiz:

  • Business Industrial > Hydraulics, Pneumatics, Pumps Plumbing > Air Pressure Gauges
  • condition: New Open box
part type: pressure gauge,
category: business & industrial > hydraulics, pneumatics, pumps plumbing > air pressure gauges, sku: 18550138226823741,
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