LEFOO LF20V Replace Car Vacuum Pump Pressure Switch With Metric-pack Connector

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Price:$12.00 - $24.00
Price in USD:Details


Product Overview


Product Description

1. Product Pictures:

LF20V LEFOO Vacuum Pressure Switch


2. Product Specifications:


LF20-V vacuum switch is specifically designed to stand up to extended duty applications. This switch is factory set. It features a fluorosilicone rubber diaphragm for compatibility with a wide variety of fluids, and various terminations including a Metri-Pack connector that forms a tight seal when connected. Among the outstanding design benefits are its durable construction, compact size, and enhanced set point integrity.


Series No.



Air, water, other variety of fluids that is suitable for fluorosilicone diaphragm

 Pressure Set Point

Factory set from 1.1 to 22 Hg vacuum

 Max Operating Pressure

30 Hg vacuum

 Burst Pressure 

150 psi

 Operating Temperature Range

-40C to 120C

 Switch Type

Direct action, blade contact

 Electric Rating

Resistive: 15 AMP- 6 VDC

               8 AMP- 12 VDC

               4 AMP- 24 VDC

Inductive: 1 AMP- 120 VAC

               0.5 AMP- 240 VAC

 Contact Arrangement

SPST-N.O., N.C.,


#8-32 screws, 1/4 blade,wire lead, metric-pack

 Connection 1/8"NPT Male, 1/4"NPT Male, G1/8" Male, G1/4" Male


Contact: Silver alloy, gold plated

Base: Brass

Cover: Glass reinforced polyester

Diaphragm: Fluorosilicone elastomer

Various base connector sizes, wire leads(potted & sealed).


3. Product Dimensions(mm) :




4. Production Lines:




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5. Patens:




6. Quality Control:






7. Why choose us?


 25 patents

 45 products were certified with UL,CSA,VDE,CCC and CE

 50 engineers teamed for R&D

 Coorperation experience with member in fortune global 500


8. LEFOO Exhibitions:


2018. 6 Aquatech Shanghai

2018. 4 Canton Fair

2018. 4 China Refrigeration show

2018.3 MCE Milano

2018.1 AHR Chicago





9. Packing and shipping:






Q1. Is LEFOO a reliable Manufacturer for pressure switches?

A : Yes. Lefoo is a manufacturer specializing in R&D&M pressure switches more than          20 years.  

Q2. What is your MOQ?

A : Our MOQ is one carton quantity, vary from 25 pcs to 100pcs per different item.


Q3. What’s your life endurance and the warranty time?

A:   It's 100K cycles, and our warranty is 18 Months. 


Q4. What's your lead time for mass production?

A:    About 2-4 weeks.


Q5. Is sample available for test?

A:   Yes, contact us, and we will reply in 24 Hours.


Q6. I don't know which product to use, can you help?

A:   Yes, contact us, we are professional in this area, will provide you a best solution.


Q7. What is your output capacity per month?

A:   Our monthly output is 1 Million units.


Q8. Where is your plant?

A:   The plant manufactures pressure switch is in Wenzhou city, Zhejiang Province, 

       The other plant manufactures RO pumps is in Hangzhou city, Zhejiang Province.

If you are willing to know more 

 details, pls contact me freely!





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