Description
The Ashcroft 1001008AL02L-0/300 is a professional-grade, liquid-filled pressure gauge engineered for accurate, reliable pressure monitoring in demanding HVAC, plumbing, and industrial applications. Its glycerin-filled case dampens pointer vibration and protects internal components from pulsation and pressure spikes, delivering a steady, easy-to-read display even in harsh operating environments.
Key Features
- 4″ dial size for clear, at-a-glance pressure readings
- 0–300 PSI pressure range suitable for a wide variety of HVAC and mechanical systems
- 1/4″ NPT bottom mount connection for straightforward inline or panel installation
- 304 stainless steel liquid-filled case for superior corrosion resistance and durability
- Glycerin fill dampens vibration and pulsation, extending gauge service life
- Protects internal movement from moisture ingress and harsh environmental conditions
Specifications
- Brand: Ashcroft
- Model: 1001008AL02L-0/300
- Dial Size: 4″
- Pressure Range: 0–300 PSI
- Connection Size: 1/4″ NPT
- Connection Location: Bottom mount (lower)
- Case Material: 304 Stainless Steel
- Fill Type: Liquid-filled (glycerin)
Applications
- HVAC hydronic heating and cooling systems
- Boiler and steam system pressure monitoring
- Compressed air and pneumatic systems
- Water supply and plumbing pressure measurement
- Industrial process and mechanical equipment
The 304 stainless steel construction ensures long-lasting performance in wet, corrosive, or washdown environments, making this gauge an ideal choice for mechanical rooms, boiler plants, and commercial HVAC installations. The bottom-mount 1/4″ NPT connection simplifies installation on pipes, manifolds, and equipment panels.







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