Updated: 25 Feb 2025

diaphragm laboratories

Updated: 25 Feb 2025

#1

Best Choice
Huanyu Oilless Diaphragm Vacuum Pump 60L/min Chemical Resistant No Oil Laboratory Vacuum Filtration Extraction Distillation 110V (Anticorrosive, Double Pump, GM-1.0A)

9.8

Huanyu

Read more

Main highlights

No Oil: Requires no working medium (No Oil), no pollution. Gas exchange chamber is equipped with filtering materials to ensure the purity of the air. New technologies and materials are employed. Convenient to move, smooth operation. Ideal vacuum degree, air flow rate

Motor: CE certificated. Reasonable rotating design. Temperature protector automatically shuts off power when the temperature reaches 130℃(266℉). Automatic cooling ventilation system ensures 24-hour continuous operation without damaging the motor

Anticorrosive Vacuum Pump: The part in contact with gas is made of PTFE material. Ultra-high corrosion resistant to strong acids and alkalis. Suitable for corrosive industries like chemical, pharmaceutical, petrochemical gas
#2

Value for Money
Huanyu Oilless Diaphragm Vacuum Pump 30L/min Chemical Resistant No Oil Laboratory Vacuum Filtration Extraction Distillation 110V (Anticorrosive, Single Pump, GM-0.5A)

9.7

Huanyu

Read more

Main highlights

No Oil: Requires no working medium (No Oil), no pollution. Gas exchange chamber is equipped with filtering materials to ensure the purity of the air. New technologies and materials are employed. Convenient to move, smooth operation. Ideal vacuum degree, air flow rate

Motor: CE certificated. Reasonable rotating design. Temperature protector automatically shuts off power when the temperature reaches 130℃(266℉). Automatic cooling ventilation system ensures 24-hour continuous operation without damaging the motor

Anticorrosive Vacuum Pump: The part in contact with gas is made of PTFE material. Ultra-high corrosion resistant to strong acids and alkalis. Suitable for corrosive industries like chemical, pharmaceutical, petrochemical gas
Curious about how we select the top products for you? Explore How It Works

How do we rank
Our AI-powered platform ranks products using multiple weighted factors from millions of products and user reviews across the web, providing the most valuable and real data. Higher scores rank first.
#3
JOANLAB Laboratory Vacuum Filtration Pump Oilless Vacuum Diaphragm Pump with Rubber Tube (30L/min)

9.6

JOANLAB

Read more

Main highlights

VERSATILE: Can run continuously for 24 hours, and powerful enough for most lab and industrial work such as vacuum filtration. You can also use this filtration pump for essential oils, e-juice, home-brewing and more.

LOW MAINTENANCE,LAB QUANLITY: Different with many other pumps, which need their oil changed after use, the JOANLAB vacuum pump uses a powerful oilless small diaphragm pump, which means it can provide a clean vacuum environment, doesn't produce pollation to the system; The small vacuum pump is small and easy to store when not in use. It is built with sturdy lab-quality materials meant to last for years.

FILTER IN SECONDS: JOANLAB lab vacuum pump is widely used in laboratories, including food, drug, beverage and drinking water industry tests, suspended solids determination and microanalysis of sample pretreatment, or solvent passivation;Compared with gravity flow, vacuum filtration can greatly reduce processing time and improve efficiency.
#4
WEST TUNE Lab Diaphragm Vacuum Pump, Portable Oilless Vacuum Filtration Pump for Laboratory Work with 2 Types of Rubber Tubes, Negative Pressure (10L/min)

9.5

WEST TUNE

Read more

Main highlights

Stability: The vacuum pump is equipped with four shock-absorbing silicone pads, which can be firmly fixed on the workbench to prevent the machine from shaking. The air outlet is also equipped with a noise reduction device to reduce noise, allowing our vacuum pump to operate quietly and stably

Oil-free: The vacuum pump use 0.08 MPa oilless small diaphragm pumps, which do not require oil treatment, replacement, or monitoring. The operating environment is cleaner and suitable for most laboratory work

Efficient: Compared to using gravity for filtration, our vacuum pump operates at a speed of 10 L/min, greatly reducing experimental time
#5
LACHOI Lab Vacuum Pump Portable Oilless Diaphragm Filtration 15L/min Flow Rate Oill Free Vacuum Positive and Negative Pressure for Laboratory with Rubber Tube(Filtering Flask not Include)

9.3

LACHOI

Read more

Main highlights

【Thoughtful design】Oil-free vacuum pumps with a metal carrying handle and a small, lightweight body, it's easy to carry around for easy access. Two sides of the cooling holes design, so that the internal heat dissipation better. Four rubber anti-slip shock-absorbing feet keep the machine firm and stable when working and reduce shaking

【Stable Operation】Our oil-free vacuum pumps are manufactured with advanced control system and high-quality materials, which ensures stable operation in all kinds of working environments without being affected by external conditions such as temperature, humidity, etc., and provides users with a continuous and stable vacuum environment

【High efficiency and cleanliness】Our oil-free vacuum pumps completely abandon the use of grease common in the design of the traditional pump body, the whole oil-free operation, to ensure a high degree of cleanliness of the working environment, especially suitable for processes with high cleanliness requirements
#6
LABHOUSE Lab Diaphragm Vacuum Pump VP-30L Portable Mini Oilless Diaphragm Oil Free 30L/min & Rubber Tube for Laboratory Vacuum Filtration,Positive and Negative Pressure,110V-220V

9.0

LABHOUSE

Read more

Main highlights

【OIL-FREE】Oil-free small diaphragm pumps, which means there is no need for regular maintenance and no need to dispose of, or replace, oil, providing clean operation without contamination.

【LIGHT & PORTABLE】Laboratory vacuum pump is compact in design and small in size, making it easy to carry. Non-slip suction cup feet ensure the vacuum pump runs stably and does not shake when working.

【FILTER IN SECONDS】Vacuum pump can work at a speed of 30 liters/minute, which can save time in the laboratory filtration session, and is suitable for a variety of liquids that take a long time to filter by gravity alone.VP-30L is a positive and negative pressure vacuum pump, which can either pump or blow air.
#7
Huanyu Oilless Diaphragm Vacuum Pump 60L/min Chemical Resistant No Oil Laboratory Vacuum Filtration Extraction Distillation 110V (Double Pumps, GM-1.0A)

8.7

Huanyu

Read more

Main highlights

No Oil: Requires no working medium (No Oil), no pollution. Gas exchange chamber is equipped with filtering materials to ensure the purity of the air. New technologies and materials are employed. Convenient to move, smooth operation. Ideal vacuum degree, air flow rate

Motor: CE certificated. Reasonable rotating design. Temperature protector automatically shuts off power when the temperature reaches 130℃(266℉). Automatic cooling ventilation system ensures 24-hour continuous operation without damaging the motor

High Efficiency: Frictionless film movement, no heat generation or frictional loss. Rubber diaphragms resist corrosion, ensuring an extended lifespan. bearings ensure smooth, quiet operation
#8
LAB FISH Laboratory Vacuum Pump Portable Oilless Diaphragm Lab Vacuum Filtration 15L/min with Rubber Tube,110V-220V

8.6

LAB FISH

Read more

Why we love it

Filters quickly, saving time for various applications.

Oil-free design reduces maintenance and mess.

Compact and sturdy, easy to store.

Main highlights

Quick Filtration
The LABFISH vacuum pump filters liquids in seconds, saving hours in the lab with its 15L/min flow rate, even for viscous liquids.

Versatile Applications
Ideal for essential oils, e-juice, home-brewing, vacuum storage, and various lab tasks requiring vacuum pressure, offering convenience and efficiency.

Customer Service Excellence
Customers appreciate LABFISH's responsive and helpful customer service, often resolving issues quickly and offering refunds or replacements as needed.
#9
Huanyu Oilless Diaphragm Vacuum Pump 30L/min Chemical Resistant No Oil Laboratory Vacuum Filtration Extraction Distillation 110V (Double Pumps, GM-0.5B)

8.3

Huanyu

Read more

Main highlights

No Oil: Requires no working medium (No Oil), no pollution. Gas exchange chamber is equipped with filtering materials to ensure the purity of the air. New technologies and materials are employed. Convenient to move, smooth operation. Ideal vacuum degree, air flow rate

Motor: CE certificated. Reasonable rotating design. Temperature protector automatically shuts off power when the temperature reaches 130℃(266℉). Automatic cooling ventilation system ensures 24-hour continuous operation without damaging the motor

High Efficiency: Frictionless film movement, no heat generation or frictional loss. Rubber diaphragms resist corrosion, ensuring an extended lifespan. bearings ensure smooth, quiet operation
#10
Huanyu Oilless Diaphragm Vacuum Pump 30L/min Chemical Resistant No Oil Laboratory Vacuum Filtration Extraction Distillation 110V (Single Pump, GM-0.5A)

8.1

Huanyu

Read more

Main highlights

No Oil: Requires no working medium (No Oil), no pollution. Gas exchange chamber is equipped with filtering materials to ensure the purity of the air. New technologies and materials are employed. Convenient to move, smooth operation. Ideal vacuum degree, air flow rate

Motor: CE certificated. Reasonable rotating design. Temperature protector automatically shuts off power when the temperature reaches 130℃(266℉). Automatic cooling ventilation system ensures 24-hour continuous operation without damaging the motor

High Efficiency: Frictionless film movement, no heat generation or frictional loss. Rubber diaphragms resist corrosion, ensuring an extended lifespan. bearings ensure smooth, quiet operation

Discover top deals and categories on Amazon Check Deals

diaphragm laboratories

Huanyu Oilless Diaphragm Vacuum Pump 60L/min Chemical Resistant No Oil Laboratory Vacuum Filtration Extraction Distillation 110V (Anticorrosive, Double Pump, GM-1.0A)

9.8

Main highlights

Huanyu Oilless Diaphragm Vacuum Pump 30L/min Chemical Resistant No Oil Laboratory Vacuum Filtration Extraction Distillation 110V (Anticorrosive, Single Pump, GM-0.5A)

9.7

Main highlights

JOANLAB Laboratory Vacuum Filtration Pump Oilless Vacuum Diaphragm Pump with Rubber Tube (30L/min)

9.6

Main highlights

WEST TUNE Lab Diaphragm Vacuum Pump, Portable Oilless Vacuum Filtration Pump for Laboratory Work with 2 Types of Rubber Tubes, Negative Pressure (10L/min)

9.5

Main highlights

LACHOI Lab Vacuum Pump Portable Oilless Diaphragm Filtration 15L/min Flow Rate Oill Free Vacuum Positive and Negative Pressure for Laboratory with Rubber Tube(Filtering Flask not Include)

9.3

Main highlights

LABHOUSE Lab Diaphragm Vacuum Pump VP-30L Portable Mini Oilless Diaphragm Oil Free 30L/min & Rubber Tube for Laboratory Vacuum Filtration,Positive and Negative Pressure,110V-220V

9.0

Main highlights

Huanyu Oilless Diaphragm Vacuum Pump 60L/min Chemical Resistant No Oil Laboratory Vacuum Filtration Extraction Distillation 110V (Double Pumps, GM-1.0A)

8.7

Main highlights

LAB FISH Laboratory Vacuum Pump Portable Oilless Diaphragm Lab Vacuum Filtration 15L/min with Rubber Tube,110V-220V

8.6

Why we love it

Main highlights

Huanyu Oilless Diaphragm Vacuum Pump 30L/min Chemical Resistant No Oil Laboratory Vacuum Filtration Extraction Distillation 110V (Double Pumps, GM-0.5B)

8.3

Main highlights

Huanyu Oilless Diaphragm Vacuum Pump 30L/min Chemical Resistant No Oil Laboratory Vacuum Filtration Extraction Distillation 110V (Single Pump, GM-0.5A)

8.1

Main highlights

Similar products on Amazon

Microscope Aperture, 1.5-23mm Adjustable Iris Diaphragm Microscope Iris Adapter Lens Optical Diaphragm for Laboratory Microscope

Garosa Adjustable Aperture Diaphragm 1.5-25mm Microscope Adapter Aperture Adjustable Lens Diaphragm Optical Diaphragm Lenses Accessories for Laboratory Microscope (SK23)

Adjustable Aperture Diaphragm 1.5-25mm Microscope Adapter Aperture Adjustable Lens Diaphragm Optical Diaphragm for Laboratory Microscope (SK6)

Adjustable Aperture Diaphragm, 2mm to 44mm 16 Blades Diaphragm, Manual Adjustable Aluminum Alloy Lightweight Diaphragm, Lens Accessories for Laboratory Microscope

Microscope Lens Adapters, Iris Diaphragm Microscope Iris Adapter Aperture Adjustable Lens Optical Diaphragm for Laboratory Microscope(SK23)

Adjustable Aperture Diaphragm 1.5-25mm Microscope Adapter Aperture Adjustable Lens Diaphragm Optical Diaphragm for Laboratory Microscope (SK8)

Adjustable Iris Aperture Diaphragm 1.5-25mm Microscope Iris Adapter Aperture Adjustable Lens Diaphragm Optical Diaphragm for Laboratory Microscope (SK25)

Adjustable Aperture Diaphragm,1.5mm to 26mm Aperture ID 45mm OD M30 to M37 Thread Microscope Vision Lens Adapter Aperture Lens Optical Diaphragm for Laboratory Microscope

Atenalslbo Microscope Iris Adapter Aperture,Adjustable Iris Diaphragm,Optical Diaphragm Lenses Accessories,Versatile Aperture Options for Laboratory Microscop (SK12)

Adjustable Aperture Diaphragm 4-60mm Microscope Adapter Aperture Adjustable Lens Diaphragm Optical Diaphragm Lenses Accessories for Laboratory Microscope(SK60)

More products you might like

Sign up and get exclusive special deals