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
Beckhoff
Beckhoff
  • PLC
    PLC
  • Module
    Module
  • Servo Drive
    Servo Drive
Omron
Omron
  • Encoder
    Encoder
  • Light Curtain
    Light Curtain
  • VFD
    VFD
  • Sensor
    Sensor
  • PLC
    PLC
  • Transformer
    Transformer
  • Optical Fiber Amplifier
    Optical Fiber Amplifier
  • Fan
    Fan
  • Digital Display Controller
    Digital Display Controller
  • Module
    Module
  • Battery
    Battery
  • Switch
    Switch
  • Temperature Controller
    Temperature Controller
B&R
B&R
  • PLC
    PLC
  • Servo Drive
    Servo Drive
  • Module
    Module
Siemens
Siemens
  • HMI
    HMI
  • Light Curtain
    Light Curtain
  • VFD
    VFD
  • Soft Starter
    Soft Starter
  • Transmitter
    Transmitter
  • Transformer
    Transformer
  • Sensor
    Sensor
  • Gearbox
    Gearbox
  • Circuit Breaker
    Circuit Breaker
  • Power Supply
    Power Supply
  • PLC
    PLC
  • Contactor
    Contactor
  • Flame Detector
    Flame Detector
  • Expansion Valve
    Expansion Valve
  • Combustion Controller
    Combustion Controller
  • Fuse
    Fuse
  • Temperature Controller
    Temperature Controller
  • Module
    Module
  • Resistor
    Resistor
  • Battery
    Battery
  • Switch
    Switch
  • Memory Cards & Readers
    Memory Cards & Readers
  • Fan
    Fan
Schneider
Schneider
  • HMI
    HMI
  • Light Curtain
    Light Curtain
  • VFD
    VFD
  • Soft Starter
    Soft Starter
  • Actuator
    Actuator
  • Transmitter
    Transmitter
  • Power Supply
    Power Supply
  • Transformer
    Transformer
  • Sensor
    Sensor
  • Circuit Breaker
    Circuit Breaker
  • PLC
    PLC
  • Contactor
    Contactor
  • Surge Protection Device
    Surge Protection Device
  • Fuse
    Fuse
  • Relay
    Relay
  • Module
    Module
  • Resistor
    Resistor
  • Battery
    Battery
  • Electric Motor
    Electric Motor
  • Switch
    Switch
Allen Bradley
Allen Bradley
  • Servo Drive
    Servo Drive
  • Servo Motor
    Servo Motor
  • Light Curtain
    Light Curtain
  • VFD
    VFD
  • Soft Starter
    Soft Starter
  • Circuit Breaker
    Circuit Breaker
  • Encoder
    Encoder
  • Contactor
    Contactor
  • PLC
    PLC
  • Module
    Module
  • Relay
    Relay
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
      1/0
      SEW communication Module DFS21B
      $ 736 .00

      ✔ In Stock (Can ship in 5-7 days)

      Quantity
      MOQ : 1
      Payment Methods
      T/T pay VISA pay mastercard pay Diners Club pay Discover pay JCB pay American Express pay Stripe pay PayPal pay Google pay Apple pay Link pay venmo pay
      • Online Support 24/7

      • 12 Months Warranty for New Products

      • 30 Days Money Back Guarantee

      • Specifications
      • Q&A
      • Reviews
      The SEW communication Module is high quality!

      Ask questions

      (0/1,200)

      Max 1200 characters

      • Q: Are there free trial or sample giveaway activities?

        A: We regularly organize free trials or sample giveaways. You can stay informed about these activities and apply to participate by following our official announcements, emails, or social media channels.

      • Q: What payment methods do you accept?

        A: We accept various payment methods, including major credit cards (Visa, Mastercard, American Express), debit cards, and digital payment platforms such as PayPal, Apple Pay, and Google Pay. The available payment methods will be displayed during the checkout process.

      • Q: Do you have a mobile app for easier shopping?

        A: We currently do not support it, but we have a Progressive Web App (PWA) and a well-adapted mobile version of our website. Additionally, we are in the process of developing a mobile application for iOS and Android devices. Our mobile app will provide a convenient and user-friendly shopping experience, including personalized recommendations, easy navigation, and order tracking features.

      View More
      Question has been sent successfully

      Reviews

      • A

        Anonymous user

        Nov 25, 2022

        SEW communication Module DFS21B
        All was ok! No problems whatsoever.
        Helpful
        Unhelpful

      SEW communication Module DFS21B

      $ 736 .00
      Click here to view shipping costs.

      ✔ In Stock (Can ship in 5-7 days)

      Quantity
      MOQ : 1
      Payment Methods
      T/T pay VISA pay mastercard pay Diners Club pay Discover pay JCB pay American Express pay Stripe pay PayPal pay Google pay Apple pay Link pay venmo pay
      • Online Support 24/7

      • 12 Months Warranty for New Products

      • 30 Days Money Back Guarantee

      People who bought this item also viewed

      New In stock for sale, FATEK Module FB-7EY

      FATEK Module FB-7EY

      US$820.60
      New In stock for sale, Delta Extension Module DVP-20EH

      Delta Extension Module DVP-20EH

      US$557.50
      New In stock for sale, SIEMENS Module 6ES7321-7BH01-4AA2

      SIEMENS Module 6ES7321-7BH01-4AA2

      US$1076.92
      New In stock for sale, Lenze Module EPMS202

      Lenze Module EPMS202

      US$291.92
      New In stock for sale, Fuji Servo Motor GYS401D5-HB2

      Fuji Servo Motor GYS401D5-HB2

      US$692.31
      New In stock for sale, Mitsubishi Servo Drive MDS-EJ-V1-80B

      Mitsubishi Servo Drive MDS-EJ-V1-80B

      US$5125.00
      New In stock for sale, KOYO Hollow-shaft Incremental Rotary Encoder TRD-2EH50B

      KOYO Hollow-shaft Incremental Rotary Encoder TRD-2EH50B

      US$211.54
      New In stock for sale, FANUC PLC A06B-6120-H075

      FANUC PLC A06B-6120-H075

      US$8600.78

      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, ULVAC Vacuum Pump PMB300D-MD4A2S7I4B1

      ULVAC Vacuum Pump PMB300D-MD4A2S7I4B1

      Contact Us
      New In stock for sale, HYDAC Filter 0060R030BN4HC

      HYDAC Filter 0060R030BN4HC

      US$1153.85
      New In stock for sale, Dwyer Flowmeter RMA-32

      Dwyer Flowmeter RMA-32

      US$161.54
      New In stock for sale, Wide Plus Digital Display Controller WP-T803-01-12-HL-P

      Wide Plus Digital Display Controller WP-T803-01-12-HL-P

      Contact Us
      New In stock for sale, ROHM IC Integrated Circuit BA7024

      ROHM IC Integrated Circuit BA7024

      US$19.69
      New In stock for sale, OSHON Vane Pump VP-DF-20-A

      OSHON Vane Pump VP-DF-20-A

      Contact Us
      New In stock for sale, Elecall Fan BT35-11D5.6380V0.37KW960

      Elecall Fan BT35-11D5.6380V0.37KW960

      Contact Us
      New In stock for sale, Bristol Compressor H82J273DBFK

      Bristol Compressor H82J273DBFK

      Contact Us
      New In stock for sale, SMC Solenoid Valve SY5240R-5LOZ

      SMC Solenoid Valve SY5240R-5LOZ

      US$114.71
      New In stock for sale, SONGCHUAN Relay 103-1CH-C-24VDC

      SONGCHUAN Relay 103-1CH-C-24VDC

      US$3.85

      Recent related posts

      Precautions for use of cold storage board

      07/31/2020

      Precautions for use of cold storage board

      The cold storage board is an important part of the cold storage. Customers can use the cold storage board to make cold storage of different shapes according to their own requirements.

      What’s the Difference between Semi-Hermetic Compressors and Hermetic Compressors?

      08/20/2025

      What’s the Difference between Semi-Hermetic Compressors and Hermetic Compressors?

      In the hermetic compressor, the motor and the compressor share the main shaft (reciprocating type)

      Analysis on the maintenance market of air compressor

      09/04/2020

      Analysis on the maintenance market of air compressor

      In recent years, due to the rapid development of air compressor manufacturers, the concentration of the air compressor market has gradually increased. This has gradually formed a part of leading companies,

      4 Common Failure of Piston Pump

      06/29/2022

      4 Common Failure of Piston Pump

      There are several common modes of failure for variable displacement piston pumps. Understanding these modes of failure, the causes, warning signs, and the prophylactic means of monitoring will help you to reduce unscheduled downtime.

      Type selection calculation of pressure difference bypass regulating valve for chilled water system

      08/02/2020

      Type selection calculation of pressure difference bypass regulating valve for chilled water system

      In order to ensure that the flow of the chiller in the central air conditioning chilled water system is basically constant; the operating conditions of the chilled water pump are stable, the generally adopted method is:

      Working principle of inverter compressor

      06/14/2020

      Working principle of inverter compressor

           The principle of inverter compressor inverter controller is to convert the alternating current in the power grid into a square wave pulse output. By adjusting the frequency of the square wave pulse (that is, adjusting the duty cycle), the speed of thﰸ2䀀ᅵ皥䖒皦즠Ʋ娼ི㲈Ʋ䌁皦隆ᮔDž༬皧婆ིЀ呄ᠾ鹨់༹皧ࠄ00븹먱댁珵理뛐珵Љ䕄ྦ

      Low-pressure conveying oil-free screw air compressor

      09/06/2020

      Low-pressure conveying oil-free screw air compressor

      Application of low pressure conveying oil-free screw air compressor: Pneumatic conveying power: the power source for pneumatic conveying of powdered or granular materials such as flour, sugar, salt, grain, chemical particles, cement, coal powder, mineral powder, etc.

      Why Does the Air Conditioning Evaporator Frost?

      08/15/2024

      Why Does the Air Conditioning Evaporator Frost?

      Air conditioning evaporator frosting is a common phenomenon and a technical problem that is highly valued. Today we will take a look at why the air conditioning evaporator frosts and how to solve this problem.

      When air conditioners lack fluoride, five common leak detection methods will teach you who don’t understand!

      08/02/2020

      When air conditioners lack fluoride, five common leak detection methods will teach you who don’t understand!

      When the air conditioner is lack of fluoride, the detection of leaks is the primary task of leakage repair. Today we introduce five common leak detection methods for you, namely fluorescent leak detection, soapy water leak detection

      Is It Necessary to Replace Your Refrigerator Compressor?

      07/15/2025

      Is It Necessary to Replace Your Refrigerator Compressor?

      The compressor is like the heart of humans, which plays a vital role in the refrigerator. A compressor is key to improve the performance of your refrigerator.

      • 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 :

      Murr Elektronik Module WAGO Module Siemens Module Phoenix Contact Module Kuroda Module LS Module Fanuc Module Schneider Module Beckhoff Module B&R Module EL2819 ES3104 EL7332 EL4124 ES3702 25CJT0752 MHMF022L1V2M VE4025B1045 8E5K-22-X VA08H-760 ANB78FVAMT CKD 4TB319-00-M1L-6 CKD AMC-V-X2 CKD M3PA110-GS6-B-4-3 Copeland CRJ3-0300-TF5-270 DUPLOMATIC DSPE7-C150/11N-II-D24K1 Hitachi ASH244MV-C7HU Honeywell TLEX-20093 IMI Norgren UQM/22152/6123/16 KAKU KA1238HA2SMT kd2406pts1 LG NS30LAEG Moog Servo Valve D633-441B MUMA022P1T SUMTAK Encoder Tecumseh AWA5532EGH Toshiba EZ110H1B-B TRK5518C Ziehl Abegg FN030-4EK.WC.V7 Ziehl Abegg FN063-ZIQ.DG.V7P2

      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. 2017-2026. All Rights Reserved
      © eCommerce. 2017-2026. All Rights Reserved
      Press and drag the mouse to start taking a screenshot