Glycerin Filled Bottom Connection Pressure Gauge 0–300 PSI (0–21 kg/cm²)
Glycerin Filled Bottom Connection Pressure Gauge 0–300 PSI (0–21 kg/cm²)
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Accurate pressure monitoring made reliable — even under vibration and pressure fluctuations.
This Glycerin Filled Bottom Connection Pressure Gauge is designed for accurate and steady pressure measurement in demanding industrial and water treatment applications. The glycerin filling dampens needle vibration, ensuring clear visibility and longer service life, even in pulsating pressure conditions.
Ideal for RO plants, water treatment systems, pumps, compressors, and industrial pipelines.
🫗 Quick Highlights
- Reliable readings in harsh conditions
- Dual unit scale for operator convenience
- Strong SS 304 construction
- Proven accuracy for industrial use
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Glycerine Filled
Top Mount Bottom Connection
Stainless Steel Construction

💧 Key Benefits
- Dual Scale Display: Reads pressure in kg/cm² and PSI for easy interpretation
- Glycerin Filled Mechanism: Reduces vibration, pulsation, and wear on internal parts
- Bottom Connection Design: Suitable for panel mounting and pipeline installation
- Rugged Stainless Steel Body: Corrosion-resistant and durable for long-term use
- Clear Acrylic / Polycarbonate Window: High visibility with impact resistance
- Industrial Accuracy: ±2% accuracy across full scale
- Low Maintenance: Designed for consistent performance with minimal upkeep
📌 Technical Properties
- Pressure Range: 0–21 kg/cm² / 300 PSI
- Connection Type: Bottom Connection
- Thread Size: 1/4” BSP
- Dial Size: 63 mm (2.5 Inch)
- Cover Material: Stainless Steel
- Window: Acrylic / Polycarbonate (PC)
- Wetted Parts Material: SS 304
- Accuracy: ±2% of Full Scale
- Filling: Glycerin Filled
🌊 Applications
When pressure is applied through the 1/4” BSP bottom connection, it acts on an internal Bourdon tube inside the gauge.
As the pressure increases, the tube flexes and moves the needle across the calibrated dial.
The glycerin filling absorbs shocks and vibrations, preventing needle flutter and ensuring:
Smooth needle movement
Stable readings
Longer internal component life
This makes the gauge ideal for systems with pressure surges or pulsating flow.
⚙️ How it works
When pressure is applied through the 1/4” BSP bottom connection, it acts on an internal Bourdon tube inside the gauge.
As the pressure increases, the tube flexes and moves the needle across the calibrated dial.
The glycerin filling absorbs shocks and vibrations, preventing needle flutter and ensuring:
Smooth needle movement
Stable readings
Longer internal component life
This makes the gauge ideal for systems with pressure surges or pulsating flow.
🔧 How to install
Installing a Bottom Connection Pressure Gauge
- Turn off the system pressure and ensure the pipeline or equipment is fully depressurized before installation.
- Check the thread size of the gauge (commonly 1/4″ BSP or 3/8″ BSP) and ensure it matches the pipeline fitting.
- Apply PTFE tape (Teflon tape) or suitable thread sealant to the male threads of the gauge to prevent leakage.
- Carefully screw the gauge into the bottom threaded port of the pipeline, valve, or manifold.
- Tighten using a spanner on the hex fitting provided near the thread. Avoid applying force on the gauge body.
- Ensure the dial faces outward and is clearly visible for easy monitoring.
- Slowly open the system pressure and check for leaks. Tighten slightly if necessary.
FREQUENTLY ASKED QUESTIONS
Do you provide installation services?
Yes. We install RO plants, softeners, iron removal filters, ETP/STP systems, and all types of domestic & industrial water treatment plants across India.
Do you offer GST invoices?
Yes. Every order comes with a100% GST-compliant invoice, suitable for dealers, resellers, and industrial use.
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Can I speak to someone before placing an order?
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