ASHCROFT 45-1279-SSL-04L-100 Duragauge Water Pressure Gauge 0-100

( Brand: Ashcroft ), ( Manufacturer Part Number: 45-1279-SSL-04L-100 ), ( Part Type: Pressure Gauge ), ( Face Diameter: 4.5 In ), ( Connection Diameter: 1/2 In Npt ), ( Fill: Silicone ), ( Mounting Position: Side/bottom Mount ), ( Material: 316 Tube / Skt ), ( Country Of Origin: China ), ( Maximum Pressure: 100 Psi ), ( Ashcroft Model: Model 1279 )

Review ASHCROFT 45-1279-ssl-04l-100# Duragauge Model 1279 Pn 0-100 Psi Pressure Gauge

The **Ashcroft 45-1279-SSL-04L-100 Duragauge** is a premium, high-performance pressure gauge engineered for precision, durability, and reliability in demanding industrial, commercial, and mechanical applications. Part of Ashcroft s renowned **Duragauge** series, this model combines robust construction with advanced engineering to deliver accurate readings across a wide range of environments. Featuring a **0-100 psi (pounds per square inch) measurement range**, it is ideal for systems where moderate to low-pressure monitoring is critical, such as HVAC units, compressed air systems, hydraulic applications, and pneumatic controls. The gauge s **4-inch (101.6 mm) dial face** provides ample visibility, ensuring operators can quickly and easily assess pressure levels without straining to read the scale. Crafted from high-quality materials, the gauge includes a **stainless steel bourdon tube** a key component that ensures long-term accuracy, resistance to corrosion, and resilience against temperature fluctuations, making it suitable for both indoor and outdoor installations.

The **SSL-04L** designation indicates a **4-inch dial with a left-hand mounting orientation**, accommodating installations where space or piping configuration requires a non-standard orientation. The **Duragauge** branding itself signifies Ashcroft s commitment to precision engineering, with features like a **high-contrast, easy-to-read dial face** that includes bold, legible markings and a **black pointer** for optimal visibility against the white background. The gauge is sealed with a **durable glass window**, protecting the internal mechanism from dust, moisture, and contaminants while maintaining a clear view of the pressure reading. Additionally, the **04L** model incorporates Ashcroft s **Duragauge s signature durability**, including a **heavy-duty brass or steel case** and a **rubberized or metal mounting flange**, depending on the application, ensuring stability and resistance to vibrations that could otherwise compromise accuracy.

For enhanced safety and longevity, the **Duragauge 1279** is equipped with a **safety seal** a feature that prevents tampering and ensures the gauge remains calibrated and reliable over its operational lifespan. This is particularly valuable in industries where compliance with safety standards, such as those governed by OSHA or ISO, is mandatory. The gauge s **universal compatibility** with standard 1-inch NPT (National Pipe Thread) connections allows for seamless integration into existing systems, while its **low maintenance requirements** reduce downtime and operational costs. Whether used in industrial machinery, automotive diagnostics, or commercial refrigeration systems, the Ashcroft 45-1279-SSL-04L-100 delivers consistent performance, making it a trusted choice for professionals who demand both precision and durability in their instrumentation.

### **Pros and Cons of buying a Ashcroft 45-1279-SSL-04L-100 Duragauge (1279 Series, 0-100 PSI)**

1. **Reliability and Durability** Ashcroft is a well-established brand known for high-quality pressure gauges used in industrial, automotive, and HVAC applications. The Duragauge series is particularly robust, designed for harsh environments with features like a sealed case and corrosion-resistant materials.

2. **Accurate and Precise Readings** The 1279 series is known for its precision, with a clear, easy-to-read dial and a 4-inch face size that provides good visibility. The gauge is calibrated for consistent performance over time.

3. **Sealed Case Construction** The "SSL" designation indicates a sealed case, which protects the internal mechanism from dust, moisture, and contaminants. This is ideal for outdoor, automotive, or dirty environments where exposure to elements is a concern.

4. **Wide Range of Applications** The 0-100 PSI range makes it suitable for low-pressure systems such as HVAC, refrigeration, automotive brake systems, and some industrial pneumatic applications. It can also be used in compressed air systems where moderate pressures are involved.

5. **Easy Installation and Replacement** Ashcroft gauges are designed for straightforward mounting with standard NPT (National Pipe Thread) or BSP (British Standard Pipe) connections. The 0.5-inch NPT connection on this model ensures compatibility with most standard fittings.

6. **Long Lifespan** With proper maintenance, Ashcroft gauges can last decades, making them a cost-effective long-term investment compared to cheaper, disposable gauges.

7. **Compatibility with Accessories** Ashcroft offers a range of adapters, brackets, and mounting hardware, allowing for flexible installation in tight or unconventional spaces.

8. **Brand Support and Availability** Ashcroft is a trusted name with widespread availability through industrial suppliers, online retailers, and authorized distributors. Replacement parts and calibration services are also readily accessible.

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1. **Higher Upfront Cost** Compared to generic or no-name pressure gauges, Ashcroft s Duragauge series is more expensive. However, this cost is often justified by its longevity and reliability.

2. **Limited Range for High-Pressure Applications** The 0-100 PSI range is suitable for low to moderate pressures but may be insufficient for high-pressure systems (e.g., hydraulic systems, heavy-duty industrial applications). If you need a higher range (e.g., 0-1000 PSI), you would need a different model.

3. **Potential for Dial Face Wear** While durable, the glass dial can scratch or become less readable over time, especially in abrasive environments. Some users may prefer a more rugged or protective face.

4. **Calibration Requirements** Like all precision instruments, pressure gauges require periodic calibration to maintain accuracy. This may involve additional costs for calibration services, especially in industrial settings where strict compliance is required.

5. **Weight and Bulk** The 4-inch face size and metal construction make this gauge heavier and bulkier than smaller, cheaper alternatives. This may be a consideration in space-constrained applications.

6. **Potential for Overkill in Simple Applications** If you re using the gauge in a very low-stress environment (e.g., a home DIY project), the robust features of the Ashcroft may be unnecessary, and a simpler, cheaper gauge could suffice.

7. **Limited Customization** Unlike some industrial gauges, the Ashcroft 1279 series has limited options for customization (e.g., color, additional markings, or specialized scales). If you need non-standard features, you may need to look elsewhere.

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The Ashcroft 45-1279-SSL-04L-100 Duragauge is an excellent choice for applications requiring **reliability, accuracy, and durability** in moderate-pressure systems. Its sealed case protects it from harsh conditions, and its precision makes it ideal for automotive, HVAC, and light industrial use. While it comes at a higher cost than basic gauges, its longevity and performance justify the investment for serious users.

If you re working in a **low-pressure, controlled environment** (e.g., home plumbing, simple automotive tasks), a cheaper gauge might be sufficient. However, for **professional, industrial, or high-reliability applications**, the Ashcroft Duragauge is a top-tier option.

- You need a **durable, accurate, and long-lasting** pressure gauge for automotive, HVAC, or light industrial use.

- Your application involves **moderate pressures (0-100 PSI)** and potential exposure to dust, moisture, or vibration.

- You prioritize **brand reputation and ease of maintenance/replacement**.

- You re working with **high-pressure systems** (e.g., hydraulic systems) and need a higher-range gauge.

- You re on a **tight budget** and can tolerate slightly less durable alternatives.

- Your application is **very low-stress** (e.g., occasional home use), and you d rather invest in a cheaper, disposable gauge.

**Final Verdict:** For most professional and semi-professional users, the Ashcroft 1279 is a **highly recommended purchase** due to its balance of quality, performance, and longevity.

Details:

TOOELE, Tootle Control Inventory, BOX: T550 1PCS, PIC: T4082. One 1 - ASHCROFT DuraGauge model 1279 PN: 45-1279-SSL-04L-100# 0-100 psi Pressure Gauge, 1/2 NPT Side/Bottom Mount, 4.50 Face OD, Material: 316 Tube / SKT, Fill: Silicone. Condition: New, unused, excess inventory. Item may show signs of shelf wear.

You are purchasing. FREE Ground Shipping. Its what we do, DOT well. We pride ourselves in being one of the largest new surplus pipe, valve, and fitting distributors USA.

part #: 451279ssl04l100 prices

• $109.13-$494.00

specifications pressureswitchiz:

• brand: Ashcroft
• mpn: 45-1279-ssl-04l-100
• part type: Pressure Gauge
• face diameter: 4.5 In
• connection diameter: 1/2 In Npt
• fill: Silicone
• mounting position: Side/bottom Mount
• material: 316 Tube / Skt
• country of origin: China
• maximum pressure: 100 Psi
• ashcroft model: Model 1279

seller pressureswitchiz:

• rating: 99.9%
• city: Magna, Utah
• # reviews: 4491

payments pressureswitchiz:

• other
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• credit card: Visa

offer pressureswitchiz:

• options: Ship-to-home
• availability: In Stock
• sold: 0
• best offers: True
• quantity: 1
• started: May 29, 2026

shipping pressureswitchiz:

• class: Standard
• cost: $0.00
• service: Standard
• type: Fixed
• transit: 4-7 Days

returns pressureswitchiz:

• policy: No Returns

general pressureswitchiz:

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

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