LF20V -600mbar~-300mbar adjustable vacuum pressure switch

  • 10-499 Pieces
  • >=500 Pieces
- + Pieces available
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Lead Time:
10 day(s) after payment received
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Quick Details
Place of Origin:
Zhejiang, China
Brand Name:
Model Number:
LF20V -600mbar~-300mbar
Max. Working Pressure:
30 in/Hg vacuum
Product name:
pressure switch
pressure set point:
Max Operating Pressure:
30 in/Hg vacuum
Burst Pressure:
150 psi
Opeating Temperature Range:
-40℃ to +120℃
Switch Type:
Direct action, blade contact
Contact Arrangement:

Packaging & Delivery

Selling Units:
Single item
Single package size: 
7X7X8 cm
Single gross weight:
0.1 kg
Package Type:
Picture Example:
Lead Time :
Quantity(Pieces) 1 - 100 101 - 500 >500
Est. Time(days) 10 21 To be negotiated

LF20V -600mbar~-300mbar adjustable vacuum pressure switch 

Product Description



  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.


NumberPressure Set Point RangeCircuitryBase MaterialConnectionTerminalsCover
11.1-3 "Hg(15-41"H20)+0.5"HgB SPST-NCC barssD1/8NPT1/4 bladeF cover A
4-8"Hg±1'HgSPST-NOplated steel1/4NPT#8-32screwscoverB
9-17"Hg±2"Hg/stainless steelR1/8wire leads
A 18-22"Hg±3"Hg /R1/4/



 Media Air
 Pressure Set Point Factory set from 1.1 to 22 in/Hg vacuum
 Max Operating Pressure 30 in/Hg vacuum
 Burst Pressure 150 psi
 Opeating Temperature Range -40℃ to +120℃
 Switch Type Direct action,blade contact
 Electric Rating Resistive : 15AMP-6VDC,8AMP-12VDC,4AMP-24VDC
 Inductive : 1AMP-120VAC,0.5AMP-240VAC
 Contact Arrangement SPST-NONC
 Terminal #8-32 screws,1/4" blade,Metri- Pack
 Connection 1/8*NPT Male, 1/4'NPT Male,G1/8 Male,G1/4'Male

 Contact.Silver lloygold plated; Base:Plated Steel ;

 Cover:Glaee reinforced polyester ;Diaphragm:Fluorosilicone elastomer

 OptionsVarious base connector sizes,wire leads(potted & sealed)
Conversion:1kgf/cm²=14.2psi 1bar=14.5psi 1 in/Hg=0.49psi

vacuum pressure switch


Product Pictures

 vacuum pressure switchvacuum pressure switchvacuum pressure switch

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Q:How to order our product? 

A: 1) Please tell us the model and quantity and other request you need. 

   2) We make the PI for you.

   3) After you confirm the PI, we arrange the order for you after receiving your payment.

   4) After the goods finished, we send the goods out to you and tell you the tracking number.

   5) We will track your goods until you receive the goods. 

Q:  What's your warranty?

A: One year.

Q: What's your contact information?

A: Our address: Liushi town, Zhejiang province, China.  

Q: What's your shipment method?

A: We ship by Express, by air, by sea, by train. Normally we checked and compare, then provide customer the most proper shipment method.

Q: What about MOQ?

A: First order MOQ=1pcs.

Q: If I want to release order, what's the payment method you accept?

A: We accept T/T, Paypal, Western union, L/C.

Q: If I want to release order, what's the process?

A: Thanks. You can send inquiry to us by alibaba, or send us by email, we will reply within 24hrs.

Thank you & Now pls send your  kindly inquiry !  ^!^