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Pressure Switch
₹ 1,800 / Bag Get Latest Price
Product Specifications
| Brand | LEFOO |
| Model | LF5508 |
| Despatch time after releasing the order | 5 Days |
| Road Permit Or Way Form | E_WAY BILL |
| Type of packing | Box |
GST No - 24AVGPP6861K1Z3 | Member since 2026
5th Floor, 505, Pehel Lake View, B/h Auda lake, Nr. Anusthan Homes, Nr. Vaishnodevi circle, Ahmedabad, Ahmedabad, Gujarat, 382481
The LEFOO-LF5508 pressure switch is a mechanical pressure control device designed to automatically start or stop electrical circuits based on preset pressure values. Read More...
Product Details
🔹 Description
- Mechanical type adjustable pressure switch
- Designed for automatic ON/OFF control of pumps & compressors
- Compact, rugged construction suitable for industrial use
- High switching accuracy and repeatability
- Suitable for liquids, air, and inert gases
🔹 Technical Specifications
🔸 Pressure & Operation
- Pressure Range: 0.2 to 7.5 Bar (typical LF5508 range)
- Max Operating Pressure: Up to 17 Bar (247 PSI)
- Cut-in / Cut-out Setting: Adjustable
- Differential: Adjustable (model dependent)
🔸 Mechanical & Electrical
- Contact Type: SPDT (NO/NC)
- Electrical Rating: Typically up to 250V AC (varies by model)
- Switching Mechanism: Diaphragm / piston type
- Mechanical Life: High durability cycles
🔸 Physical
- Process Connection: G1/4" BSP threaded
- Enclosure Protection: IP55 (dust & water resistant)
- Operating Temperature: -40°C to +121°C
- Mounting: Direct pipeline mounting
🔸 Media Compatibility
- Air
- Water
- Oil
- Non-corrosive liquids & gases
🔹 Key Features
- Adjustable pressure setting (cut-in & cut-out)
- Compact and robust design
- Fast response to pressure changes
- High accuracy switching
- Long electrical and mechanical life
- Easy installation and calibration
- Suitable for harsh industrial environments
- Wide compatibility with fluids and gases
🔹 Working Principle
- Pressure acts on a diaphragm/piston
- Internal spring provides counter force
-
When pressure reaches preset value:
- Contacts open or close circuit
-
When pressure drops:
- Switch resets automatically
This ensures automatic start/stop control of equipment like pumps and compressors.
🔹 Protection Functions
- Dry run protection (in pump systems)
- Over-pressure cut-off
- Low-pressure cut-in control
- Equipment safety interlocking
- Prevents system damage due to pressure fluctuations
🔹 Benefits
- ✅ Ensures automatic operation of pumps/compressors
- ✅ Protects equipment from damage
- ✅ Reduces manual intervention
- ✅ Energy-efficient operation
- ✅ Cost-effective and reliable solution
- ✅ Easy maintenance and long service life
- ✅ Suitable for industrial & commercial use
🔹 Applications
- Water pump control systems
- Booster pump panels
- Air compressors
- HVAC & refrigeration systems
- Boiler and steam systems
- Hydraulic & pneumatic systems
- Industrial automation & machinery
- Irrigation and water treatment systems
5th Floor, 505, Pehel Lake View, B/h Auda lake, Nr. Anusthan Homes, Nr. Vaishnodevi circle, Ahmedabad, Ahmedabad, Gujarat, 382481
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