1. Air Pressure Gauges Offers
  2. sku: 17829805836851602
  3. SCTSNSR Y25GL04Z100

SCTSNSR Y25GL04Z100 Dial Glycerin Filled Npt Water Pressure 2-1/2 0-100 Gauge 1/4

Y25gl04z100 Sctsnsr 2-1/2 Inch Dial Size 0-100 Psi Pressure Gauge Glycerin Liquid Filled 1/4 Npt

( Brand: Sctsnsr ), ( Manufacturer Part Number: Y25GL04Z100 ), ( Part Type: Pressure Gauge ), ( Measurement Accuracy: 3/2/3 ), ( Size: 0-100 Psi ), ( Material: Stainless Steel ), ( Style: Lower Mount ), ( Package Dimensions Lxwxh: 3.58x2.99x1.46 Inches ), ( Weight: 0.49 Pounds )

Review SCTSNSR 2-1/2 Inch Dial Size 0-100 Psi Pressure Gauge Glycerin Liquid Filled 1/4 Npt

The **SCTNSR Y25GL04Z100 2-1/2" Dial 0-100 PSI Glycerin-Filled Pressure Gauge with 1/4" NPT Connection** is a precision-engineered instrument designed for reliable and accurate monitoring of hydraulic, pneumatic, or low-pressure fluid systems in industrial, automotive, and mechanical applications. This robust gauge features a **large 2-1/2-inch dial**, providing unobstructed visibility of pressure readings even from a distance, making it ideal for high-traffic environments or applications where quick, clear assessments are critical. The **0-100 PSI range** ensures it is well-suited for systems requiring moderate pressure regulation, such as automotive brake systems, HVAC units, compressed air lines, or light-duty hydraulic setups, where precise yet manageable pressure levels are maintained.

One of the standout features of this gauge is its **glycerin-filled casing**, which offers superior protection against temperature fluctuations, vibration, and shock common challenges in dynamic industrial settings. Unlike traditional mercury-filled gauges, glycerin provides a safer, non-toxic alternative while maintaining accuracy and durability. The fluid s viscosity also helps dampen needle movement, reducing wear and tear on the internal mechanisms and minimizing false readings caused by system surges or oscillations. This makes the gauge particularly well-suited for applications where stability and longevity are paramount, such as in automotive service bays, workshop environments, or portable pressure testing equipment.

The **1/4" National Pipe Thread (NPT) male connection** ensures a secure and leak-proof fit to a wide range of fittings, adapters, and pressure sources, while its standard threading compatibility simplifies integration into existing systems without the need for specialized hardware. The gauge s **durable metal housing** is designed to withstand harsh conditions, featuring a robust construction that resists corrosion, impact, and environmental degradation, making it a long-term investment for demanding applications. Additionally, the **easy-to-read scale** is clearly marked with incremental divisions, allowing for precise pressure monitoring and adjustments, whether for maintenance, diagnostics, or operational control.

Beyond its functional reliability, this pressure gauge is engineered with **user convenience in mind**. The **large, bold dial face** minimizes eye strain during prolonged use, while the **backlit or reflective options** (available in some variants) enhance visibility in low-light conditions. The gauge s **quick-connect or threaded mounting options** (depending on the specific model variant) allow for flexible installation on panels, consoles, or directly on equipment, ensuring optimal placement for operators. Whether used in a mobile workshop, a manufacturing plant, or a research facility, this gauge delivers consistent performance with minimal maintenance, making it a versatile and indispensable tool for professionals who demand accuracy and durability in their pressure monitoring needs.

### **Pros and Cons of buying a SCT Sensor Y25GL04Z100 (2-1/2 Dial, 0-100 PSI, Glycerin-Filled, 1/4 NPT) Pressure Gauge**

#### **Pros:**

1. **Glycerin-Filled Design** The glycerin filling reduces the risk of freezing in cold temperatures, making it suitable for outdoor or seasonal use. It also dampens vibration, providing a more stable reading.

2. **Accurate and Reliable** A 2-1/2 dial gauge offers a clear, easy-to-read display with a large scale, reducing the chance of misreading. The 0-100 PSI range is precise for applications requiring moderate pressure monitoring.

3. **Durable Construction** The gauge is likely built to withstand moderate pressure fluctuations and environmental exposure, making it suitable for general-purpose use in HVAC, automotive, or industrial systems.

4. **Standard 1/4 NPT Threading** Compatible with most standard fittings, ensuring easy installation without the need for adapters in many applications.

5. **Cost-Effective** As a mid-range pressure gauge, it offers good value for basic to moderate pressure monitoring needs without the premium price of high-end industrial gauges.

6. **Versatile Applications** Can be used in HVAC systems, automotive brake lines, compressed air systems, and other low-to-moderate pressure environments.

7. **Easy Maintenance** Glycerin-filled gauges are generally easier to service than mercury-filled ones, as they require less frequent calibration and are less hazardous.

#### **Cons:**

1. **Limited Pressure Range** The 0-100 PSI range may be insufficient for high-pressure applications (e.g., heavy-duty hydraulic systems, steam boilers, or high-pressure air tools). Overloading the gauge can damage it.

2. **Not Submersible** Glycerin-filled gauges are not typically waterproof or submersible, so they should not be used in wet or corrosive environments unless properly protected.

3. **Potential for Condensation** In humid conditions, condensation inside the gauge housing can affect accuracy or cause internal corrosion over time.

4. **General-Purpose Quality** While durable for basic use, it may lack the robustness of industrial-grade gauges (e.g., those with stainless steel casings or higher accuracy tolerances).

5. **No Back Pressure Protection** Sudden pressure surges or reverse flow could damage the gauge if not properly protected by a check valve or regulator upstream.

6. **Brand Reliability Varies** Depending on the manufacturer (SCT Sensor is a generic brand), quality control may not match name-brand gauges like Ashcroft or Wagner, which are known for precision and longevity.

7. **Limited Warranty** Generic or budget gauges often come with minimal or no warranty, leaving the user responsible for replacements if the gauge fails prematurely.

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### **Conclusion:**

The **SCT Sensor Y25GL04Z100** is a **practical, cost-effective choice** for applications requiring **moderate pressure monitoring (0-100 PSI) in non-extreme conditions**, such as HVAC systems, automotive brake lines, or light-duty compressed air setups. Its **glycerin filling** makes it more reliable in cold climates than standard water-filled gauges, and its **large dial** improves readability. However, it is **not ideal for high-pressure, submersible, or harsh-environment applications**, where more robust gauges (e.g., stainless steel, high-temperature-rated, or industrial-grade) would be necessary.

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### **Recommendation:** - **Buy this gauge if:**

- You need a **budget-friendly, accurate pressure gauge** for **low-to-moderate pressure systems** (e.g., refrigeration, automotive brakes, light air tools).

- Your application involves **temperatures above freezing** (glycerin filling prevents freezing but may degrade in extreme heat).

- You prioritize **ease of installation and reading** over extreme durability.

- You are willing to **monitor it periodically** for condensation or accuracy drift.

- **Avoid this gauge if:**

- You require **high-pressure monitoring** (e.g., above 100 PSI) or **industrial-grade precision**.

- Your environment is **extremely wet, corrosive, or submersible** (risk of gauge failure).

- You need **long-term reliability** without maintenance (higher-end brands may last longer).

- The application involves **frequent pressure spikes or reverse flow** (consider adding a pressure regulator or check valve).

- **Alternatives to Consider:**

- For **higher pressure ranges**, opt for a **300 PSI or 600 PSI gauge** (e.g., Ashcroft or Wagner models).

- For **harsh environments**, choose a **stainless steel or oil-filled gauge** with a higher IP rating.

- For **automotive use**, a **brake-specific gauge** (e.g., from ACDelco or Bosch) may offer better calibration.

- For **HVAC systems**, a **glycerin-filled gauge with a larger scale** (e.g., 4-inch dial) may improve readability.

**Final Verdict:** This gauge is a **solid mid-range option** for general use where cost and simplicity are priorities, but users should ensure it aligns with their specific pressure and environmental requirements. For critical or high-pressure applications, investing in a **name-brand industrial gauge** would be more prudent.

Details:

Internal filling of glycerin in the pressure gauge ensures stable pointer readings and safeguards internal mechanisms against vibration damage. The round dial is safely tucked into a 304 stainless steel case to resist corrosion. Its perfect for use with things like pool sand filters, water pumps, and well pumps. The IP67 waterproof rating prevents condensation, eliminating window fogging and ensuring consistently clear readings.

2-1/2 Dial Size, 0-100 Psi Pressure Gauge, Glycerin Liquid Filled, 1/4 NPT Lower Mount, Stainless Steel Case, for Water Pump, Pneumatic Air, Well Tank, RV Hose, Gas, Low Test, This pressure gauge is built with brass and stainless steel parts to measure in liquids gases that aren't corrosive, like water or oil tests. The dial adopts a dual scale for pressure measurement 0-100 psi/0-7 bar.

part #: y25gl04z100 prices

  • $15.35-$15.66

specifications pressureswitchiz:

  • brand: Sctsnsr
  • mpn: Y25gl04z100
  • part type: Pressure Gauge
  • measurement accuracy: 3/2/3
  • size: 0-100 Psi
  • material: Stainless Steel
  • style: Lower Mount
  • package dimensions lxwxh: 3.58x2.99x1.46 Inches
  • weight: 0.49 Pounds

offer pressureswitchiz:

  • sold: 0
  • quantity: 1
  • availability: In Stock
  • started: March 22, 2026
  • options: Ship-to-home

seller pressureswitchiz:

  • # reviews: 3
  • city: Los Angeles, California
  • rating: 100.0%

general pressureswitchiz:

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

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  • credit card: Diners-club
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shipping pressureswitchiz:

  • class: Standard
  • transit: 4-10 Days
  • cost: $0.00
  • service: Standard
  • type: Fixed

returns pressureswitchiz:

  • policy: Returns Accepted
  • paid by: Buyer
  • time: 30 Days
  • method: Money back
part type: pressure gauge, measurement accuracy: 3/2/3, size: 0-100 psi, style: lower mount, package dimensions lxwxh: 3.58x2.99x1.46 inches,
category: business & industrial > hydraulics, pneumatics, pumps plumbing > air pressure gauges, weight: 0.49 pounds, material: stainless steel, sku: 17829805836851602,
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2 offers $15.35–$15.66 USD
  • New. Offer #1 priced at $15.35 + $0.00 shipping estimate = $15.35* total. The round dial is safely tucked into a 304 stainless steel case to resist corrosion.FREE SHIPPING
  • New. Offer #2 priced at $15.66 + $0.00 shipping estimate = $15.66* total. Trusted carriers.FREE SHIPPING

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