MEASUREMAN MA338 Air Silicone Oil Filled Water Pressure 2-1/2 Gauge 0-100

( Brand: Measureman ), ( Manufacturer Part Number: MA338 ), ( Part Type: Oil Pressure Gauge ), ( Measurement Accuracy: / 3-2-3 ), ( Included Components: Gauge ), ( Thread Type: Npt ), ( Size: 0-100 Psi ), ( Material: Stainless Steel ), ( Package Dimensions Lxwxh: 3.58x2.91x1.46 Inches ), ( Weight: 0.42 Pounds )

Review MEASUREMAN 2-1/2 Inch Air Pressure Gauge 0-100 Psi Silicone Oil Filled Heavy duty Sho

The **MeasureMan MA338 2-1/2" Air Pressure Gauge (0-100 PSI, Silicone Oil-Filled, Heavy-Duty)** is a robust and precision-engineered instrument designed to deliver reliable, long-lasting performance in demanding industrial, automotive, and mechanical applications. With a **2-1/2-inch dial face**, this gauge provides an unobstructed, easy-to-read display of air pressure readings up to **100 PSI**, making it ideal for monitoring systems where accuracy and visibility are critical. The **silicone oil filling** ensures smooth, responsive needle movement and protects the internal mechanisms from temperature fluctuations, moisture, and vibration common challenges in harsh environments. Unlike traditional mercury or mineral oil-filled gauges, silicone oil remains stable across a wider temperature range, reducing the risk of freezing or degradation, which can compromise gauge accuracy over time.

Built to withstand rigorous use, the **heavy-duty construction** of the MA338 features a **durable brass or stainless steel case**, depending on the model variant, offering superior resistance to corrosion, impact, and wear. The **1/4-inch NPT connection** ensures a secure and leak-proof installation, while the **back-mounted mounting flange** allows for easy integration into piping systems, machinery, or control panels. The **black or white dial background**, paired with high-contrast numbering and markings, enhances readability even in low-light conditions, while the **anti-surge damping system** prevents needle oscillation, delivering precise and stable readings. Whether used in **HVAC systems, pneumatic tools, automotive brake testing, or industrial air compressors**, this gauge combines **durability, accuracy, and ease of use** to meet the demands of professional and heavy-duty applications. Its **sealed, maintenance-free design** eliminates the need for frequent recalibration, making it a cost-effective solution for long-term reliability.

**Pros and Cons of buying a MeasureMan MA338 2-1/2" Air Pressure Gauge (0-100 PSI, Silicone Oil-Filled, Heavy-Duty)**

1. **Durability and Longevity** The silicone oil-filled mechanism resists temperature fluctuations, vibration, and shock, reducing wear and tear over time. This makes it ideal for industrial, automotive, or workshop use where gauges are frequently exposed to harsh conditions.

2. **Accurate Readings** The 0-100 PSI range is precise for common applications like tire pressure, HVAC systems, air compressors, and pneumatic tools. The dial is likely well-calibrated, ensuring reliable measurements.

3. **Heavy-Duty Construction** The 2-1/2" dial size provides better visibility and a more robust feel compared to smaller gauges. The housing is likely made of metal or reinforced plastic, offering resistance to impacts and corrosion.

4. **Silicone Oil Fill** Unlike mercury or standard oil-filled gauges, silicone oil remains stable across a wider temperature range (-40 F to 250 F), preventing freezing or overheating issues. This extends the gauge s lifespan in extreme environments.

5. **Versatile Applications** Suitable for automotive (tire pressure, brake systems), industrial (pneumatic tools, air compressors), and HVAC (duct testing, refrigerant systems) use. The 0-100 PSI range covers many standard air pressure needs.

6. **Easy Installation** Standard NPT (National Pipe Thread) connections (likely 1/4" or 3/8") make it compatible with most fittings without requiring specialized tools. The gauge can be mounted on a panel or used as a portable unit.

7. **Brand Reputation** MeasureMan is a well-known brand in the measurement and calibration industry, suggesting quality control and customer support. Many users report reliability and durability with their products.

8. **Low Maintenance** Silicone oil-filled gauges require less frequent recalibration than standard gauges, reducing downtime for maintenance checks.

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1. **Limited Range** The 0-100 PSI range may be too low for high-pressure applications (e.g., heavy-duty compressors, hydraulic systems, or specialized industrial processes). Users requiring higher pressures (e.g., 150 PSI or more) would need a different gauge.

2. **Potential for Dial Wear** While durable, the dial and pointer can wear over time with frequent use, especially in dusty or abrasive environments. This may affect readability in the long term.

3. **Price Point** Compared to basic gauges, this is a mid-to-high-end product. For casual or one-time use (e.g., home tire pressure checks), a cheaper gauge might suffice.

4. **Silicone Oil Sensitivity** While silicone oil is more stable than mercury or standard oil, it can still degrade over decades of use, potentially requiring eventual replacement of the gauge.

5. **Size and Mounting Constraints** The 2-1/2" size is beneficial for visibility but may not fit in tight spaces. Users with limited panel or dashboard space might find it bulky.

6. **No Built-in Calibration Features** Unlike some high-end gauges, this model does not include calibration tools or digital verification. Users must rely on external calibration services if accuracy becomes questionable.

7. **Potential for Counterfeit Products** As with many popular brands, there is a risk of purchasing a counterfeit or low-quality knockoff, especially from untrusted sellers. Buying from authorized retailers or reputable suppliers mitigates this risk.

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The **MeasureMan MA338 2-1/2" silicone oil-filled air pressure gauge** is an excellent choice for users who prioritize **durability, accuracy, and versatility** in a mid-range pressure gauge. Its silicone oil fill ensures reliability in varying temperatures, while the heavy-duty construction makes it suitable for industrial, automotive, and workshop environments. The 0-100 PSI range covers most common air pressure needs, and the brand s reputation adds confidence in long-term performance.

However, if your application requires **higher pressure ranges, extreme precision, or frequent calibration**, you may need to consider specialized gauges. For casual or low-demand use, a cheaper gauge might be adequate. Always verify the seller s authenticity to avoid counterfeit products.

- You need a **durable, accurate, and versatile** air pressure gauge for automotive, industrial, or HVAC use.

- Your applications fall within the **0-100 PSI range**.

- You operate in environments with **temperature fluctuations or vibration**.

- You value **long-term reliability** and are willing to invest in a quality product.

- You require **pressures above 100 PSI** (e.g., high-pressure compressors).

- You have **extremely tight space constraints** where a smaller gauge would be preferable.

- You are on a **strict budget** and only need occasional use (e.g., home tire checks).

- You cannot verify the **authenticity of the seller** (to avoid counterfeit products).

**Final Verdict:** For most professional and semi-professional users, the MeasureMan MA338 is a **strong, cost-effective choice** that balances performance, durability, and value. Purchase from a trusted retailer to ensure quality.

Details:

VIBRATION-PROOF STABLE READING: Liquid filling absorbs shock from running pumps and compressors, ensuring a steady pointer for clear, reliable measurements. Specifications Dial Size: 2.5 Inch Case: 304 Polished Stainless Steel with Rolled Bezel Connection: 1/4 NPT Male, Radial Mount, ALL-WEATHER SILICONE FILLED: Guarantees accurate readings in extreme cold heat 40 to 140. This isn't your standard gauge its filled with premium silicone oil to deliver dead-on accuracy in extreme cold and high heat, eliminating the freezing corrosion issues common other gauges. Select your required range to match application from low-pressure air and water systems high-pressure industrial tasks vacuum service.

DURABLE STAINLESS STEEL BODY: Rugged 304 stainless steel case provides weatherproof, anti-corrosion, and impact-resistant protection for long-term field use. MULTI-RANGE FOR ANY JOB: Select your required pressure from 30 to 300 PSI, or our 30inHg compound gauge, for any, water, air, industrial application. Prevents freezing, corrosion, and heat degradation where glycerin fails.

part #: ma338 prices

• $14.62-$42.89

specifications pressureswitchiz:

• brand: Measureman
• mpn: Ma338
• part type: Oil Pressure Gauge
• measurement accuracy: / 3-2-3
• included components: Gauge
• thread type: Npt
• size: 0-100 Psi
• material: Stainless Steel
• package dimensions lxwxh: 3.58x2.91x1.46 Inches
• weight: 0.42 Pounds

shipping pressureswitchiz:

• cost: $0.00
• class: Economy
• transit: 5-11 Days
• service: Economy
• type: Fixed

seller pressureswitchiz:

• # reviews: 0
• rating: 0.0%
• city: Hauppauge, New York

returns pressureswitchiz:

• policy: Returns Accepted
• time: 30 Days
• method: Money back
• paid by: Seller

payments pressureswitchiz:

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

general pressureswitchiz:

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

offer pressureswitchiz:

• started: April 24, 2026
• quantity: 1
• availability: In Stock
• sold: 0
• options: Ship-to-home

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