Best Lefoo in 2026

pressure switch for air compressor

Four Ports

pressure control

Pressure Setting: cut in:40, cut off:60psi.

One port, 1/4NPT female.

Electrical Rating: 120VAC 2HP ,240VAC 3HP.

HEAVY DUTY 26 AMP PRESSURE SWITCH THIS IS A BRAND NEW LeFOO PRESSURE SWITCH 140-175 PSI. FOUR PORT

THIS SWITCH REPLACES FURNAS... SQUARE D ... AND MOST OTHER PRESSURE SWITCH MANUFACTURERS.

THIS SWITCH COMES WITH AN UNLOADER. ON/OFF LEVER NOT INCLUDED

Media: water,air or oil.

Alternate action, 1.0-1.8PSI

Contact Arrangement:SPDT.

Connection: Inlet 4.0mm for tube connection,with 1/4NPT fixed nut.

Media: air or oil or water

Pressure Setting:20psi+3psi

Switch Type: SPDT,1/8 NPT male; 1/4 blade.

1 port, 140 - 175 PSI H1

Lefoo LF17-H1 Heavy Duty Metal Housing Replacement Air Compressor Pressure Switch

UL Listed and CSA Certified.

New LeFoo Pressure switch 95 - 125 PSI single port with unloader & on/off lever

Factory set 95-125 psi - PRESSURE SWITCH IS ADJUSTABLE

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Model: LF5510. Pressure Range:14.5psi~145psi. Factory Set:87psi off, 73psi on

Electrical Rating: 125VAC, 250VAC,24VDC

Connection Type:7/16-20UNF .Contact Arrange:SPDT

Pressure setting: off 40psi, on 10psi.

Connection: 1/8 NPT; 30cm Wire Terminal. Contact Arrangement: Normal Close.

Base Material: Brass.

Model: LF5506. Pressure Range:-7PSI~87PSI.Factory Set:44psi off ,29psi on

Electrical Rating: 125VAC, 250VAC,24VDC

Connection Type:7/16-20UNF .Contact Arrange:SPDT

Product Name: LEFOO LFB mirco differential pressure gauge 0-5”W.C

Range:0-5”W.C.Temperature range:-7-60°.Dimensions:120*55mm

Material: Pressed cast aluminum.Overpressure: Rubber plug will break away when 172kpa.Weight:540g

Product Name: LEFOO LFB mirco differential pressure gauge 0-0.5”W.C

Range:0-0.5”W.C.Temperature range:-7-60°.Dimensions:120*55mm

Material: Pressed cast aluminum.Overpressure: Rubber plug will break away when 172kpa.Weight:540g

Model: LF5508.Pressure Range:-2.9psi~109psi. Factory Set:44psi off, 29psi on

Electrical Rating: 125VAC, 250VAC,24VDC

Media: Refrigerant, Air, Water, Oil .Media Temperature:-10-120℃

Model: T2000 Hersman .Pressure Range:0~100psi. Electrical connection:Hersman (with 1 meter cable)

Output:4-20mA. Power Supply:10-30VDC. Pressure Connection:G1/4 male thread

Medium:Gas,Water,Oil. Working Temperature:-40 ~ 100°C.Response Time:10ms.

Pressure setting: off 40psi, on 10psi

Connection: 1/8 NPT; 1/4 blade. Contact Arrangement: Normally Closed.

Base Material: Brass.

Model: T2000 Packard Pressure Range:0~200psi. Electrical connection:Packard(with 1 meter cable)

Output:0.5-4.5V. Power Supply:5VDC. Pressure Connection:1/8-27 male NPT thread

Medium:Gas,Water,Oil. Working Temperature:-40 ~ 100°C.Response Time:10ms.

Brand New LeFoo Pressure switch 95-125 single port with unloader & on/off lever

Factory set 95-125 psi

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Product Name: LEFOO LFB mirco differential pressure gauge 0-1”W.C

Range:0-1”W.C.Temperature range:-7-60°.Dimensions:120*55mm

Material: Pressed cast aluminum.Overpressure: Rubber plug will break away when 172kpa.Weight:540g

【PREMIUM QUALITY】Our 600 GPD 36V DC RO diaphragm pump compliant with RoHS, CE & CQC certification. Large flux small volume, stable pressure, long life. The wet parts complies with food grade requirements. Whole process quality control in electrical, sealing and water producing. High strength plastic and metal pressure components.

【PARAMETERS】Our 600 GPD 36V DC RO diaphragm pump: Voltage: 36V DC; Inlet Presssure: 29PSI/2 Bar; Woking pressure: 5Bar/7Bar; Working current: ≤1.9A/≤2.2A; Working flow: ≥3600ml/min / ≥3200ml/min; Open Flow: ≥6000ml/min; Bypass pressure: 8.5~10.5 Bar; Maximum current: ≤2.8A; Connection: 3/8"NPT, 3/8"NPT"O", 3/8" Top female quick port, 3/8" Male quick port and 3/8" Side female quick port.

【ANTI-VIBRATION/NOISE REDUCTION】Our 600 GPD 36V DC RO diaphragm pump equipped with strong impetus DC motor with low noise, low vibration. The noise decibel value during operation is about 35-44. The noise of water pump is smaller and the speed is higher, and the operation is safer and more reliable. Water pressure pump equipped with anti-vibration iron plate mounting bracket and rubber feet, which can reduce the working noise more greatly.

【PREMIUM QUALITY】Our 400GPD small ro diaphragm pump compliant with RoHS, CE & CQC certification. Large flux small volume, stable pressure, long life. The wet parts complies with food grade requirements. Whole process quality control in electrical, sealing and water producing. High strength plastic and metal pressure components.

【PARAMETERS】Our 400GPD small ro diaphragm pump is Four-chamber water pump, Voltage: 24V DC; Inlet Presssure: 29PSI/2 Bar; Woking pressure: 5 Bar; Working current: ≤2.5A; Working flow: ≥2950ml/min; Open Flow: ≥4500ml/min; Bypass pressure: 8.5~10 Bar; Maximum current: ≤3.5A; Connection: 3/8"NPT, 3/8"NPT"O", 3/8" Top female quick port, 3/8" Male quick port and 3/8" Side female quick port.

【ANTI-VIBRATION/NOISE REDUCTION】Our 400GPD small ro diaphragm pump equipped with strong impetus DC motor with low noise, low vibration. The noise of water pump is smaller and the speed is higher, and the operation is safer and more reliable. Water pressure pump equipped with anti-vibration iron plate mounting bracket and rubber feet, which can reduce the working noise more greatly.

【PREMIUM QUALITY】Our 800GPD 36V DC water pressure pump compliant with RoHS, CE & CQC certification. Large flux small volume, stable pressure, long life. The wet parts complies with food grade requirements. Whole process quality control in electrical, sealing and water producing. High strength plastic and metal pressure components.

【PARAMETERS】Our 800GPD 36V DC water pressure pump: Voltage: 36V DC; Inlet Presssure: 29PSI/2 Bar; Woking pressure: 7Bar; Working current: ≤3.5A; Working flow: ≥4000ml/min; Open Flow: ≥6500ml/min; Bypass pressure: 10.5~12 Bar; Maximum current: ≤4.0A; Connection: 3/8"NPT, 3/8"NPT"O", 3/8" Top female quick port, 3/8" Male quick port and 3/8" Side female quick port.

【ANTI-VIBRATION/NOISE REDUCTION】Our 800GPD 36V DC water pressure pump equipped with strong impetus DC motor with low noise, low vibration. The noise decibel value during operation is about 35-44. The noise of water pump is smaller and the speed is higher, and the operation is safer and more reliable. Water pressure pump equipped with anti-vibration iron plate mounting bracket and rubber feet, which can reduce the working noise more greatly.

【PREMIUM QUALITY】The noise of water pump is smaller and the speed is higher, and the operation is safer and more reliable. Large flux small volume, stable pressure, long life. The wet parts complies with food grade requirements. Whole process quality control in electrical, sealing and water producing. High strength plastic and metal pressure components. Compliant with RoHS, CE & CQC certification.

【PARAMETER】3 chambers, 400GPD(2.95liter per minute), Max Shut off Pressure-145PSI, Max Open Flow-4LPM /63.4GPH, Voltage: 24VDC, Inlet water pressure: 30PSI(2 Bar), Low pressure, Working pressure: 0.5MPa, Working current: ≤3.0A, Bypass pressure switch automatically turns the pump off when pressure builds up to 8-10Bar.

【ANTI-VIBRATION/NOISE REDUCTION】Equipped with strong impetus DC motor with low noise, low vibration. Water pressure pump equipped with anti-vibration iron plate mounting bracket and rubber feet, which can reduce the working noise more greatly.

【PREMIUM QUALITY】Our 24 volt water pressure diaphragm pump compliant with RoHS, CE & CQC certification. Large flux small volume, stable pressure, long life. The wet parts complies with food grade requirements. Whole process quality control in electrical, sealing and water producing. High strength plastic and metal pressure components.

【PARAMETERS】Our 24 volt water pressure diaphragm pump: Voltage: 24V DC; Inlet Presssure: 29PSI/2 Bar; Woking pressure: 5 Bar; Working current: ≤1.2A; Working flow: ≥980ml/min; Open Flow: ≥2000ml/min; Bypass pressure: 8~10 Bar; Maximum current: ≤1.4A; Connection: 1/4" Male quick port, 3/8"NPT, 3/8"NPT"O", 1/4" Top female quick port and 1/4" Side female quick port.

【ANTI-VIBRATION/NOISE REDUCTION】Our 24 volt water pressure diaphragm pump equipped with strong impetus DC motor with low noise, low vibration. The noise decibel value during operation is about 35-42. The noise of water pump is smaller and the speed is higher, and the operation is safer and more reliable. Water pressure pump equipped with anti-vibration iron plate mounting bracket and rubber feet, which can reduce the working noise more greatly.

Product Name: LEFOO LFB mirco differential pressure gauge 0-10”W.C

Range:0-10”W.C.Temperature range:-7-60°.Dimensions:120*55mm

Material: Pressed cast aluminum.Overpressure: Rubber plug will break away when 172kpa.Weight:540g

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1/4" female national pipe threads

Both ends lock on valve core threads

Maximum pressure of 150 pounds per square inch

Ideal for replacing air compressor drain cocks

High quality, O-ring free construction

Pre-applied thread sealant for airtight connections

POWERFUL AIR FLOW - Perfect for blowing floor debris, cleaning masonry forms, tanks, ovens, molds, and rafters, as well as machinery and storage areas.

OSHA COMPLIANT - Venturi nozzle boosts thrust yet limits static pressure to less than 30 psi should the tip become blocked.

ERGONOMIC HANDLE - Pistol grip-style handle provides maximum user comfort for short or extended periods of cleaning.