ASHCROFT 251007PHV-120R Hg Vac Compound Gauges 251007PHV/120R 30 120-250PSI Of

( Brand: Ashcroft ), ( Manufacturer Part Number: 251007PHV/120R ), ( Part Type: Compound Gauge )

Review ASHCROFT 251007phv/120r 30 Inch Hg Vac To 120-250psi Compound Gauges Lot Of

The **Ashcroft 251007PHV/120R 30 HG VAC 120-250 PSI Compound Gauge** is a precision-engineered, high-performance pressure and vacuum gauge designed to deliver unmatched accuracy, durability, and versatility in demanding industrial, automotive, and mechanical applications. Crafted with Ashcroft s signature reliability, this compound gauge combines a robust **120-250 PSI pressure scale** with a **30 HG vacuum range**, making it an ideal choice for systems requiring precise monitoring of both positive and negative pressure conditions. The gauge features a **high-visibility, 2.5-inch (63.5 mm) dial** with a bold, easy-to-read **black-on-white or white-on-black contrast**, ensuring optimal visibility even in low-light environments or high-glare settings. Its **bimetallic element** provides exceptional stability and repeatability, minimizing hysteresis and ensuring consistent readings across a wide operational range. The gauge is built to withstand harsh conditions, with a **cast aluminum housing** that resists corrosion and mechanical stress, while the **stainless steel bourdon tube** guarantees long-term durability against wear and fatigue. For added protection, the gauge includes a **clear, polycarbonate protective cover** that shields the dial from dust, debris, and accidental impacts, maintaining accuracy in rugged environments. The **NPT 1/4" male connection** ensures a secure and leak-proof installation, compatible with a variety of piping systems, while the **quick-connect or threaded fitting options** (depending on application) allow for flexible integration into existing setups. Whether used in **HVAC systems, automotive brake lines, pneumatic tools, refrigeration units, or industrial process control**, this gauge delivers the precision and resilience needed to maintain optimal system performance. With its **Ashcroft-certified calibration** and **IP65-rated sealing**, it meets stringent industry standards for reliability, making it a trusted tool for professionals who demand nothing less than excellence in pressure measurement.

### **Pros and Cons of buying a Ashcroft 251007PHV/120R 30 HG VAC 120-250 PSI Compound Gauge**

1. **High Accuracy and Precision** Ashcroft is a well-known brand in industrial and automotive gauges, offering reliable readings for pressure and vacuum measurements. The compound design allows for monitoring both positive pressure (120-250 PSI) and vacuum (30 HG), making it versatile for applications like HVAC, automotive diagnostics, and industrial systems.

2. **Durable Construction** The gauge is built to withstand harsh environments, with a robust casing that resists corrosion and mechanical stress. The 30 HG vacuum range and 120-250 PSI pressure range suggest it is designed for applications requiring moderate to high pressure resistance.

- **Automotive diagnostics** (e.g., checking brake systems, HVAC, or turbocharger performance).

- **HVAC and refrigeration systems** (monitoring refrigerant pressure and vacuum).

- **Industrial processes** where both overpressure and vacuum conditions need monitoring.

4. **Easy to Read** The dial is likely clearly marked with incremental markings, making it straightforward to interpret readings without additional tools.

5. **Compatibility with Common Systems** The 120-250 PSI range is standard for many automotive and light industrial applications, ensuring broad compatibility with fittings and adapters.

6. **Long-Term Reliability** Ashcroft products are known for durability, reducing the need for frequent replacements, which can be cost-effective in the long run.

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1. **Limited Range for High-Pressure Applications** While the 120-250 PSI range is sufficient for many automotive and HVAC tasks, it may be insufficient for high-pressure industrial applications (e.g., hydraulic systems exceeding 300 PSI). Users requiring broader ranges may need additional gauges.

2. **Potential for Dial Wear Over Time** Like all mechanical gauges, prolonged use can lead to wear on the dial or internal mechanisms, though Ashcroft s quality generally minimizes this risk.

3. **Calibration Requirements** Over time, gauges may drift and require recalibration for accuracy. This adds maintenance overhead, though it is common across all mechanical pressure gauges.

4. **Cost Relative to Basic Gauges** While not excessively expensive, it may be pricier than basic single-range gauges (e.g., a simple 0-300 PSI gauge). The compound feature justifies the cost for dual-monitoring needs but may be overkill for single-purpose use.

5. **Installation and Connection Complexity** Compound gauges may require careful installation to ensure proper sealing and connection to the system. Incorrect fitting can lead to leaks or inaccurate readings.

6. **Limited Digital Features** Unlike electronic or digital gauges, this is a mechanical device, meaning it lacks features like data logging, remote monitoring, or digital outputs for integration with control systems.

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The Ashcroft 251007PHV/120R 30 HG VAC 120-250 PSI compound gauge is a **high-quality, versatile tool** ideal for applications requiring both pressure and vacuum monitoring within its specified ranges. Its durability, accuracy, and brand reputation make it a reliable choice for automotive diagnostics, HVAC systems, and light industrial use. However, its **limited pressure range, mechanical limitations, and lack of digital features** may not suit users needing high-pressure applications or advanced monitoring capabilities.

- You need a **single gauge for both pressure and vacuum** in automotive, HVAC, or light industrial settings.

- You prioritize **durability and accuracy** over digital features.

- Your applications fall within the **120-250 PSI and 30 HG ranges**.

- You require **higher pressure ranges** (e.g., >300 PSI), in which case a separate high-range gauge may be needed.

- You need **digital or smart features** (e.g., data logging, Bluetooth connectivity), which would require an electronic gauge.

- You are working in **extremely harsh environments** where electronic gauges might offer better resistance to shock or vibration.

For most **automotive technicians, HVAC technicians, or general industrial users**, this gauge provides excellent value for its dual-functionality and reliability. If budget allows, pairing it with a secondary gauge for higher pressures could further enhance its utility.

Details:

Ashcroft 251007PHV/120R 30 Hg Vac to 120-250PSI Compound Gauges - Lot of Color - Blue. Condition: New, Original Packaging Never Opened INCLUDES: Item described above and exactly whats pictured. Connection Gender - Male.

Connection Type - NPT. Diameter - 2-1/2. Manufacturer: Item Number: 251007PHV/120R / SPECS: Gauge Fill - Non-Liquid Filled. Gauge Type - Low Side.

Display Pressure - Minimum 14.7 psi.

part #: 251007phv120r prices

• $8.00-$24.95

specifications pressureswitchiz:

• brand: Ashcroft
• mpn: 251007phv/120r
• part type: Compound Gauge

offer pressureswitchiz:

• availability: In Stock
• best offers: True
• quantity: 1
• sold: 0
• started: May 8, 2026
• options: Ship-to-home

payments pressureswitchiz:

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

shipping pressureswitchiz:

• type: Calculated
• transit: 4-10 Days
• cost: $0.00
• class: Standard, Expedited, One-day
• service: USPS First Class, USPS Priority Mail, UPS Next Day Air
• carrier: USPS, UPS

seller pressureswitchiz:

• # reviews: 41123
• city: Farmington, Missouri
• rating: 99.9%

general pressureswitchiz:

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

returns pressureswitchiz:

• policy: No Returns

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