Global one-stop procurement platform for industrial spare parts.
support01@okmarts.com service@okmarts.com hydraulic@okmarts.com
Okmarts.com Online Store, Refrigeration Compressor Price, O&Kmarts Logo
Max 200 characters
Display the website inEN
EN
translate to EN
EN
translate to ES
ES
translate to العربية
العربية
All
Skylink
Skylink
  • Diaphragm Pump
    Diaphragm Pump
KNF
KNF
  • Vacuum Pump
    Vacuum Pump
  • Diaphragm Pump
    Diaphragm Pump
GRACO
GRACO
  • Diaphragm Pump
    Diaphragm Pump
Iwaki
Iwaki
  • Magnet Pump
    Magnet Pump
  • Diaphragm Pump
    Diaphragm Pump
SEKO
SEKO
  • Diaphragm Pump
    Diaphragm Pump
Versa-Matic
Versa-Matic
  • Diaphragm Pump
    Diaphragm Pump
All Brands
All Brands
    • a
    • b
    • c
    • d
    • e
    • f
    • g
    • h
    • i
    • j
    • k
    • l
    • m
    • n
    • o
    • p
    • q
    • r
    • s
    • t
    • u
    • v
    • w
    • x
    • y
    • z
    • 3
    • 7
      Top Picks
      • KNF Diaphragm Pump N840FT.18
      1/1
      KNF Diaphragm Pump N840FT.18

      There is no price at present, you can Request a Quote

      • Specifications
      • Q&A
      • Reviews
      The KNF Diaphragm Pump is high quality!
      Flow Rate (max.) 34 l/min
      Ultimate Vacuum (max.) 6 mbar (abs.)
      Pressure (max.) 0.1 bar (rel.)
      Permissible Media Temperature 5-40 °C
      Permissible Ambient Temperature 5-40 °C
      Valve Material Options FFPM
      Diaphragm Material Options PTFE coated
      Pump Head Material Options PTFE
      Adjustable speed control
      ATEX compliant to (Ex) II 2/-G IIB+H2 T3 internal atmosphere only
      Ideal for extremely aggressive/corrosive gases and vapors
      Chemically-resistant PTFE/FFPM flowpath
      Clean, 100% oil-free operation
      Compact, quiet and reliable

      Ask questions

      (0/1,200)

      Max 1200 characters

      • Q: Do you offer price matching if I find a lower price elsewhere?

        A: We strive to offer competitive prices to our customers. If you find a lower price for the same product elsewhere, please contact our customer service with the details, and we will review your request on a case-by-case basis.

      • Q: How can I provide feedback or review a product?

        A: You can provide feedback or review a product by accessing the product page and clicking on the "Write a Review" or "Leave Feedback" option. Share your experience and opinions to help other shoppers make informed decisions.

      • Q: Are my personal details shared with third parties?

        A: We prioritize the privacy and security of your personal information. We do not share your details with third parties without your consent, except in cases where it is necessary for order fulfillment or as required by law.

      View More
      Question has been sent successfully

      Reviews

      • A

        Anonymous user

        Nov 25, 2022

        KNF Diaphragm Pump N840FT.18
        All was ok! No problems whatsoever.
        Helpful
        Unhelpful

      KNF Diaphragm Pump N840FT.18

      There is no price at present, you can Request a Quote

      People who bought this item also viewed

      New In stock for sale, KNF Diaphragm Pump PML5129-NF10

      KNF Diaphragm Pump PML5129-NF10

      US$142.31
      New In stock for sale, Sandpiper Diaphragm Pump S1FB1SGTANS000

      Sandpiper Diaphragm Pump S1FB1SGTANS000

      US$2207.69
      New In stock for sale, yamada Diaphragm Pump NDP-20BST

      yamada Diaphragm Pump NDP-20BST

      US$2449.00
      New In stock for sale, Skylink Diaphragm Pump SK40-3AAA-NEPN-0B0

      Skylink Diaphragm Pump SK40-3AAA-NEPN-0B0

      US$1669.00
      New In stock for sale, Ingersoll Rand Diaphragm Pump 666120-344-C

      Ingersoll Rand Diaphragm Pump 666120-344-C

      US$999.00
      New In stock for sale, MINAMOTO Vacuum Pump SBV-80

      MINAMOTO Vacuum Pump SBV-80

      US$953.85
      New In stock for sale, JK Magnet Pump JMX-453H

      JK Magnet Pump JMX-453H

      US$769.23
      New In stock for sale, CALPEDA Water Pump NMP50/12F

      CALPEDA Water Pump NMP50/12F

      US$2461.54
      New In stock for sale, Mechanical Seal Mechanical Seal SLR 2-50

      Mechanical Seal Mechanical Seal SLR 2-50

      US$251.92

      Customers frequently viewed

      New In stock for sale, IWAYA DENKI Water Pump 25CJT0752

      IWAYA DENKI Water Pump 25CJT0752

      US$2307.69
      New In stock for sale, Panasonic Servo Motor MHMF022L1V2M

      Panasonic Servo Motor MHMF022L1V2M

      US$653.85
      New In stock for sale, Honeywell Solenoid Valve VE4025B1045

      Honeywell Solenoid Valve VE4025B1045

      US$334.62
      New In stock for sale, ROTEN Mechanical Seal 8E5K-22-X

      ROTEN Mechanical Seal 8E5K-22-X

      US$384.62
      New In stock for sale, SANDSUN Overload Pump VA08H-760

      SANDSUN Overload Pump VA08H-760

      US$1568.40
      New In stock for sale, GS Battery 6-QW-60(450)-(55D23L-KR)

      GS Battery 6-QW-60(450)-(55D23L-KR)

      US$646.15
      New In stock for sale, Rechi Compressor 44R273A

      Rechi Compressor 44R273A

      US$341.00
      New In stock for sale, Bosch Rexroth Linear Guideway Runner Block R165381920

      Bosch Rexroth Linear Guideway Runner Block R165381920

      US$107.69
      New In stock for sale, MINDMAN Air Cylinder MCQV2-11-40-200

      MINDMAN Air Cylinder MCQV2-11-40-200

      US$88.46
      New In stock for sale, Mitsubishi Compressor YB645WTG

      Mitsubishi Compressor YB645WTG

      US$549.00
      New In stock for sale, DOFLUID Solenoid Valve DFB-02-3C6-DC24V-35C

      DOFLUID Solenoid Valve DFB-02-3C6-DC24V-35C

      US$121.15
      New In stock for sale, PIZZATO Switch FC 356-K22

      PIZZATO Switch FC 356-K22

      US$576.92
      New In stock for sale, Mitsubishi HMI GT1662-VNBA

      Mitsubishi HMI GT1662-VNBA

      US$3839.23
      New In stock for sale, HGK Tool for Metal Cutting BT40-LBK1-75L

      HGK Tool for Metal Cutting BT40-LBK1-75L

      US$43.85
      New In stock for sale, NSK Bearing N 416 ET

      NSK Bearing N 416 ET

      US$392.04
      New In stock for sale, COSEL Power Supply PMC50E-1

      COSEL Power Supply PMC50E-1

      US$184.62
      New In stock for sale, Yaskawa Servo Drive SGDV-1R9D01A

      Yaskawa Servo Drive SGDV-1R9D01A

      US$2091.85
      New In stock for sale, AirTAC Air Pneumatic Cylinder MF32X800S Mini Pneumatic Cylinder(Double acting)

      AirTAC Air Pneumatic Cylinder MF32X800S Mini Pneumatic Cylinder(Double acting)

      US$88.85
      New In stock for sale, Banner Sensor Q50BVUQ

      Banner Sensor Q50BVUQ

      US$826.93
      New In stock for sale, Tecumseh Compressor RKA5513EXD

      Tecumseh Compressor RKA5513EXD

      US$457.75

      Recent related posts

      The main reason for the slow heating of air conditioners

      06/18/2020

      The main reason for the slow heating of air conditioners

      The main reason for the slow heating of air conditioners There are several reasons for the slow heating of air conditioners:    The dirt of the transpiration device and the condenser is too thick, which will cause air flow blockage, affect the heat declaration, and make the air conditioning heating a big discount. The filter is not cleaned for a long time<img src="{{media url=&quot;wysiwyg/The_main_reason_for_the_slow_heating_of_air_conditioners.jpg&quot;}}" alt="" />

      The difference between ordinary asynchronous motor and variable frequency motor

      09/04/2020

      The difference between ordinary asynchronous motor and variable frequency motor

      1. Ordinary asynchronous motors are designed according to constant frequency and constant voltage, which cannot fully meet the requirements of variable frequency speed regulation

      Differences Between Overflow Valve and Pressure Relief Valve

      08/04/2022

      Differences Between Overflow Valve and Pressure Relief Valve

      Overflow valve is to prevent system overload and ensure safety. The pressure relief valve reduces the system pressure on the premise that the system is not overloaded.

      Fresh air treatment and energy-saving methods of multi-line system

      08/21/2020

      Fresh air treatment and energy-saving methods of multi-line system

      I. Introduction In the process of using air conditioners, we must consider the related functions of the air conditioner on the one hand, and on the other hand, consider its energy-saving effect and reduce the consumption of electric energy.

      Analysis of Overheating Failure of Refrigeration Compressor

      07/23/2020

      Analysis of Overheating Failure of Refrigeration Compressor

      The main reasons for the overheating of exhaust temperature are as follows: high return air temperature, large heating capacity of the motor, high compression ratio, high condensation pressure, and improper refrigerant selection.<br></br> <br></br>

      Compressor oil change index

      06/29/2020

      Compressor oil change index

      Compressor oil change index The general indicators for determining whether the refrigeration oil can continue to be used are: appearance, viscosity, acid value, moisture, pour point, flash point, compressive strength, copper corrosion, mechanical impurities and insolubles.

      Analysis on the New Trend of Chinese Inverter Compressor Technology Development

      09/10/2020

      Analysis on the New Trend of Chinese Inverter Compressor Technology Development

      In 1978, Japanese air-conditioning companies put forward the concept of inverter air conditioners. Because inverter air conditioners have many advantages, they soon entered the families of developed countries.

      Introduction and characteristics of several throttling devices in refrigeration equipment

      08/20/2020

      Introduction and characteristics of several throttling devices in refrigeration equipment

      Among the four major components in the refrigeration system, the throttling device is one, and its function makes it have its own role.

      The difference between fixed speed, frequency conversion, DC frequency conversion, AC frequency conversion, digital scroll air conditioner

      09/30/2025

      The difference between fixed speed, frequency conversion, DC frequency conversion, AC frequency conversion, digital scroll air conditioner

      The difference between fixed speed, frequency conversion, DC frequency conversion, AC frequency conversion, digital scroll air conditioner The fixed speed air conditioner means that the speed of the internal compressor motor is constant and the temperaturŒﰨ2䀀湠疌VǜV㠠ư㠠ư㠠ư類

      Mitsubishi Heavy Industries air conditioning and Daikin which is better

      01/12/2021

      Mitsubishi Heavy Industries air conditioning and Daikin which is better

      Mitsubishi Heavy Industries and Daikin are both well-known Japanese companies. The following is a brief introduction to the background of the two companies: First, Daikin Air Conditioning is an old-brand industry in Japan. It has been the owner since 1924器2䀀ᅵ皥䖒皦즠Ʋ奌ི㲈Ʋ䌁皦ᮔDž༬皧奖ིЀ呄ᠾ鹨់༹皧ࠄ00령ꐱ댁珵뛐珵Љ䕄ྦ￿￿뤂ᐱ뚜珵ᴴᏩ呄ᠾ퍘ᒥ鹨់ᩄꋔྦ瑉浥巠皱㙲皦抐皱巠皱੨皦柘皱ᅵ皥ب巠皱㙲皦忈皱੨皦柘皱즠Ʋǜ勁皦즠ƲبǜV /펔B䌁皦 ᮔDž'鱤džၜ먢䇨珵呈ᠾ뤂ᐱ⿇⬿먲僧ᐱ㥲ᐲ�僬㣢ᐲᠾ랖僧ي識�僬㣢ᐲ臆S㥲ᐲᬄğ識理艏S杴 識杴 㥲ᐲ

      • Welcome to O&Kmarts

        Is there anything we can help?

        Email us
      • Feedback

      Join in

      Join in to enjoy exclusive discounts and give you greater discounts

      See More About O&Kmarts Member
      Sign up now

      Common Problem

      Payment Methods
      Shipping Guide
      Sales and Refund Policy
      FAQs

      About O&Kmarts

      About Us
      Membership

      Website Terms

      Privacy Policy
      Terms Of Use
      Bidding Agreement
      Review Rules

      Customer Service

      support01@okmarts.com
      service@okmarts.com
      hydraulic@okmarts.com
      +86-28-84166335
      GMT+08:00 Mon-Fri, 9:00 AM-7:00 PM
      Customer Feedback

      POPULAR PRODUCTS :

      Wilden Diaphragm Pump GRACO Diaphragm Pump Skylink Diaphragm Pump yamada Diaphragm Pump BLAGDON Diaphragm Pump Sandpiper Diaphragm Pump ARO Diaphragm Pump KNF Diaphragm Pump Versa-Matic Diaphragm Pump A-U10 Consistant Pressure + Filteration TR9TTT PML5129-NF10 NF100KPDC AML200 25CJT0752 MHMF022L1V2M VE4025B1045 8E5K-22-X VA08H-760 AGT201B767HA autonics enc 1 2 t 24 CKD 4TB129-L CKD ADK12-20A-03NS-DC24V CKD CVSE2-15A-05-02HSB-3-ST CKD W4GB249-00-3 Daikin 30YGDM-SR IMI Norgren Y013AA1H2BS-90 jiaxipera VTB1113Y jiaxipera ZBT1112CY lpv 20 5 MHMD082G1V Moog Servo Valve D633-333B MUMA022P1S NACHI Fujikoshi HT-G10-3P2-GRSVY-D2-4533F ndr 120 48 Nidec MGT8012VB-W38 Panasonic DG125E11RAW5 (RSCR) PNEUMAX 2435.52.00.39.88 Ziehl Abegg RH63C-ZIK.GL.CR

      Disclaimer: All brand names, model or type numbers or marks listed on the website are owned by their respective manufacturers. These terms are used for identification purposes only and are not intended to indicate affiliation with OEM companies. Product pictures shown on the website are for illustrative purposes only and the actual item may vary in design, specification, etc. Confirm at the time of purchase if you are unsure.

      © eCommerce. 2017-2025. All Rights Reserved
      © eCommerce. 2017-2025. All Rights Reserved
      Press and drag the mouse to start taking a screenshot