SWAGELOK PGI-100C-PG200-BAPX Bar Glycerin Water Pressure Pgi Gauge 13.8

( Brand: Swagelok ), ( Manufacturer Part Number: PGI-100C-PG200-BAPX ), ( Part Type: Pressure Bar Gauge ), ( Face Diameter: 4 In ), ( Connection Diameter: 1/2 In ), ( Mounting Position: Back Mount ), ( Unit Type: Unit ), ( Country Of Origin: United States ), ( Maximum Pressure: 200 Psi )

Review SWAGELOK Pgi Series Industrial Pressure Gauge 200 Psi 13.8 Bar No Glycerin

The **Swagelok PGI-100C-PG200-BAPX Pressure Gauge** is a high-performance, precision-engineered instrument designed for demanding industrial and laboratory applications where reliability, accuracy, and durability are paramount. This **200 bar (13.8 bar gauge pressure) glycerin-filled pressure gauge** belongs to Swagelok s **PGI series**, renowned for its robust construction and seamless integration with the company s extensive line of fittings, valves, and instrumentation. The **PGI-100C** model features a **1-inch (25.4 mm) dial face**, providing ample space for clear, legible readings while maintaining a compact yet sturdy form factor. The **PG200** designation indicates a **200 bar (2,900 psi) maximum pressure rating**, making it suitable for high-pressure systems in industries such as oil and gas, chemical processing, pharmaceutical manufacturing, and hydraulic testing. The **BAPX** variant incorporates a **back-mounted process connection**, allowing for easy installation in tight spaces or where a flush-mount design is preferred, while the **C** suffix denotes a **CSA-certified** version, ensuring compliance with North American safety standards.

What sets this pressure gauge apart is its **glycerin-filled mechanism**, which provides superior damping and shock resistance compared to traditional air-filled gauges. This feature minimizes needle oscillation, delivering smoother, more accurate readings even under fluctuating pressure conditions. The **aluminum housing** is both lightweight and corrosion-resistant, while the **stainless steel process connection** ensures long-term integrity in harsh environments. The gauge s **borosilicate glass dial** is scratch-resistant and offers excellent visibility, with a **black-on-white or white-on-black scale** (depending on configuration) for high contrast and ease of reading. Additionally, the **Swagelok s proprietary O-ring seal system** ensures a leak-tight connection, reducing the risk of contamination or pressure loss in critical applications.

Ideal for applications requiring **high-pressure monitoring with precision and durability**, this gauge is engineered to withstand repeated cycling, thermal fluctuations, and exposure to corrosive media. Whether used in **hydraulic test stands, gas compression systems, or laboratory pressure control setups**, the **PGI-100C-PG200-BAPX** delivers consistent performance with minimal maintenance. Its compatibility with Swagelok s **SS-400 series fittings** further enhances its versatility, allowing for seamless integration into existing piping systems. With a focus on **industrial-grade reliability and Swagelok s reputation for quality**, this pressure gauge is a trusted choice for engineers and technicians who demand nothing less than excellence in their instrumentation.

**Pros and Cons of buying a Swagelok PGI-100C-PG200-BAPX (200 Bar, Glycerin-Filled Pressure Gauge)**

### **Pros**

1. **High Accuracy and Reliability**

The Swagelok PGI series is known for its precision engineering, ensuring consistent and accurate pressure readings. This is critical in industrial, laboratory, and process control applications where even minor deviations can affect performance or safety.

2. **Glycerin-Filled Design**

The glycerin-filled mechanism reduces the risk of freezing in cold environments, making it suitable for outdoor or variable-temperature applications. This feature is particularly useful in outdoor piping systems, refrigeration, or cold storage settings where water-filled gauges might freeze and fail.

3. **Durable Construction**

Swagelok components are built to withstand harsh conditions, including high-pressure fluctuations and exposure to chemicals or moisture. The stainless steel construction resists corrosion, extending the gauge s lifespan in demanding environments.

4. **Compatibility with Swagelok Fittings**

As part of the Swagelok ecosystem, this gauge integrates seamlessly with other Swagelok tubing, fittings, and valves. This compatibility simplifies system design, reduces connection errors, and ensures a consistent pressure measurement setup.

5. **Wide Pressure Range (0 200 Bar)**

The 200-bar range makes this gauge versatile for applications requiring moderate to high-pressure monitoring, such as hydraulic systems, compressed gas lines, or industrial processes. It strikes a balance between precision and robustness for most commercial and light industrial uses.

6. **Easy Installation and Maintenance**

The gauge features a standard 1-inch NPT or metric connection (depending on the port), making it straightforward to install. Swagelok s design also allows for easy calibration or replacement if needed, minimizing downtime.

7. **Brand Reputation**

Swagelok is a trusted name in fluid handling and instrumentation, known for quality, durability, and technical support. Purchasing from a reputable brand reduces the risk of counterfeit or low-quality products.

8. **Safety Features**

The glycerin-filled mechanism also dampens pressure spikes slightly, reducing the risk of gauge damage from sudden pressure surges. Additionally, Swagelok gauges often include burst-disc protection or overpressure indicators in higher-end models.

---

### **Cons**

1. **Higher Upfront Cost**

Swagelok products are premium-priced compared to generic or lesser-known brands. For budget-sensitive applications, this may be a significant drawback, especially if multiple gauges are required.

2. **Limited Customization**

While the PGI-100C series offers standard features, customization options (e.g., specific mounting styles, additional sensors, or non-standard scales) may require additional components or modifications, increasing complexity and cost.

3. **Potential for Overkill in Low-Pressure Applications**

If the application only requires lower pressure ranges (e.g., below 50 bar), a 200-bar gauge may be unnecessarily robust. In such cases, a lower-range gauge could suffice, saving money without sacrificing performance.

4. **Glycerin Maintenance Considerations**

While glycerin prevents freezing, it can thicken or degrade over time, potentially affecting gauge accuracy. Regular inspection and occasional replacement of the glycerin may be required, adding to long-term maintenance costs.

5. **Calibration Requirements**

Like all precision instruments, Swagelok gauges should be calibrated periodically to ensure accuracy. This may involve third-party calibration services, adding to operational expenses.

6. **Size and Bulk**

Swagelok gauges are generally larger and heavier than some generic alternatives. In space-constrained environments (e.g., compact control panels or portable systems), this could be a practical limitation.

7. **Dependence on Swagelok Ecosystem**

If the system primarily uses non-Swagelok components, integration may require adapters or additional fittings, complicating installation and increasing costs.

---

### **Conclusion**

The **Swagelok PGI-100C-PG200-BAPX (200 bar, glycerin-filled)** is an excellent choice for applications requiring **high accuracy, durability, and reliability** in moderate to high-pressure environments. Its glycerin-filled mechanism makes it ideal for cold or variable-temperature settings, while its compatibility with Swagelok s extensive product line ensures seamless system integration. The brand s reputation for quality and precision justifies the higher cost for industries where safety and performance are non-negotiable.

However, if the application involves **low-pressure ranges, tight budgets, or minimal customization needs**, a more affordable generic gauge might be sufficient. Additionally, users should account for **long-term maintenance costs** (e.g., glycerin replacement, calibration) and ensure the gauge s size and pressure range align with their specific requirements.

### **Recommendation**

- You need a **highly accurate, durable pressure gauge** for industrial, laboratory, or process control applications.

- Your system operates in **cold environments** or requires resistance to freezing.

- You are already using **Swagelok fittings/tubing**, ensuring compatibility and ease of installation.

- Budget constraints allow for a **premium, long-term investment** in reliability.

- Your application only requires **lower pressure ranges** (e.g.,

- You prioritize **budget over brand reputation** and can find a similarly accurate generic gauge.

- The system has **space constraints** where a larger gauge would be impractical.

- Maintenance costs (e.g., calibration, glycerin replacement) are a significant concern.

For most **commercial, industrial, or precision applications**, the Swagelok PGI-100C-PG200-BAPX is a strong recommendation due to its balance of performance, durability, and compatibility. However, always verify the specific requirements of your system before purchasing.

Details:

Lens Material: Safety Glass, as explicitly labeled at the bottom of dial. It is designed for monitoring positive system pressures in various industrial applications, including pneumatic and hydraulic equipment. Mounting: Bottom back mount configuration. Accuracy: Class 1.0 1% of span, as indicated by CL on the dial.

Swagelok PGI series industrial pressure gauge, model PGI-100C-PG200-BAPX. Dial Size: 100mm approximately 4 inches. Visual Identification The gauge features a dual-scale display with psi in black outer scale and bar red inner scale. Technical Specifications model Series: PGI Series Industrial and Process.

Pressure Range: to 200 psi, with a secondary scale of 13.8 bar.

part #: pgi100cpg200 prices

• $40.00-$129.00

specifications pressureswitchiz:

• brand: Swagelok
• mpn: Pgi-100c-pg200-bapx
• part type: Pressure Bar Gauge
• face diameter: 4 In
• connection diameter: 1/2 In
• mounting position: Back Mount
• unit type: Unit
• country of origin: United States
• maximum pressure: 200 Psi

seller pressureswitchiz:

• rating: 100.0%
• # reviews: 21
• city: Redondo Beach, California

general pressureswitchiz:

• Business Industrial > Hydraulics, Pneumatics, Pumps Plumbing > Air Pressure Gauges
• condition: Used

returns pressureswitchiz:

• policy: No Returns

payments pressureswitchiz:

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

shipping pressureswitchiz:

• type: Calculated
• cost: $8.65
• transit: 12-15 Days
• service: USPS Ground Advantage, UPS Ground Saver, FedEx Ground Economy
• class: Standard, Economy
• carrier: USPS, UPS, FedEx

offer pressureswitchiz:

• quantity: 3
• sold: 0
• availability: In Stock
• options: Ship-to-home
• started: March 13, 2026
• best offers: True

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