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
      • KOYO CPU Module D4-440
      1/1
      KOYO CPU Module D4-440
      $ 1,552 .50

      ✔ 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 KOYO CPU Module is high quality!
      D4440
      DISCONTINUED BY MANUFACTURER
      CPU MODULE
      15.5K WORDS LADDER MEMORY
      RS-232 AND RS-232/RS-422 PORTS
      120-240 VAC
      REPLACED BY D4-454

      Ask questions

      (0/1,200)

      Max 1200 characters

      • Q: Can I save items for later?

        A: Yes, you can save the items you wish to purchase later in the shopping cart. This way, when you are ready to proceed with the order, you can easily find them.

      • Q: Do you support global shipping?

        A: Yes, we support worldwide shipping. No matter where you are located, we will make every effort to deliver the products to your doorstep.

      • Q: How to apply for an extended warranty on a product?

        A: Applying for an extended warranty is simple. During the purchasing process, you can choose to extend the warranty period for eligible products. Just select the desired warranty period, and it will be added to your purchase.

      View More
      Question has been sent successfully

      Reviews

      • R

        Robert Alleman

        Mar 09, 2025

        KOYO CPU Module D4-440
        good price
        Helpful
        Unhelpful
      • C

        CONCORDIA DIMEGLIO

        Oct 10, 2024

        KOYO CPU Module D4-440
        You really made it happen!
        Helpful
        Unhelpful
      • B

        Bryan Zyszkiewicz

        May 28, 2024

        KOYO CPU Module D4-440
        It's incredibly effective at finding what I need right away.
        Helpful
        Unhelpful
      • L

        Lorenzo Abeyta

        Mar 04, 2024

        KOYO CPU Module D4-440
        Great find. You won't find it cheaper anywhere.
        Helpful
        Unhelpful
      • A

        Anonymous user

        Nov 25, 2022

        KOYO CPU Module D4-440
        All was ok! No problems whatsoever.
        Helpful
        Unhelpful

      KOYO CPU Module D4-440

      $ 1,552 .50
      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, Murr Elektronik Module 5546200

      Murr Elektronik Module 5546200

      US$1638.75
      New In stock for sale, YASKAWA Module JANCD-YIF01-1E

      YASKAWA Module JANCD-YIF01-1E

      US$548.53
      New In stock for sale, Murr Elektronik Module 55332

      Murr Elektronik Module 55332

      US$1707.75
      New In stock for sale, SIEMENS Module 6SL342O-2TE13-OAA

      SIEMENS Module 6SL342O-2TE13-OAA

      US$1615.38
      New In stock for sale, Yaskawa Servo Motor SGMAS-08ACA4B

      Yaskawa Servo Motor SGMAS-08ACA4B

      US$576.92
      New In stock for sale, Yaskawa Servo Drive SGDV-5R5A05A

      Yaskawa Servo Drive SGDV-5R5A05A

      US$619.23
      New In stock for sale, KOYO Encoder TRD-MA1024P

      KOYO Encoder TRD-MA1024P

      US$267.86
      New In stock for sale, Fatek PLC B1-20MR25-D24

      Fatek PLC B1-20MR25-D24

      US$239.25

      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, JUMO Transmitter 402051/000-415-405-504-20-61

      JUMO Transmitter 402051/000-415-405-504-20-61

      US$1398.44
      New In stock for sale, NACHI Fujikoshi Solenoid Valve SA-G01-A3X-F-E1-31

      NACHI Fujikoshi Solenoid Valve SA-G01-A3X-F-E1-31

      US$269.23
      New In stock for sale, LG LS Contactor 1270019300 GMD-9M DC12V

      LG LS Contactor 1270019300 GMD-9M DC12V

      Contact Us
      New In stock for sale, Festo Air Cylinder DGC-K-25-2540-PPV-A-GK

      Festo Air Cylinder DGC-K-25-2540-PPV-A-GK

      Contact Us
      New In stock for sale, Copeland Compressor ZH50KCE-TEM-250

      Copeland Compressor ZH50KCE-TEM-250

      Contact Us
      New In stock for sale, Schaeffler INA Bearing NUTR30-A

      Schaeffler INA Bearing NUTR30-A

      Contact Us
      New In stock for sale, Schneider Contactor LC1D80CC7C

      Schneider Contactor LC1D80CC7C

      US$264.23
      New In stock for sale, GF Ball Valve 543Pro DN20

      GF Ball Valve 543Pro DN20

      Contact Us
      New In stock for sale, Lenze Servo Drive E94AMHE0034

      Lenze Servo Drive E94AMHE0034

      US$8380.38
      New In stock for sale, CKD Air Cylinder SCPG2-M-00-10-30

      CKD Air Cylinder SCPG2-M-00-10-30

      US$34.49

      Recent related posts

      Can the central air conditioner be installed after the renovation It's still a reliable teacher and solved it immediately

      08/03/2020

      Can the central air conditioner be installed after the renovation It's still a reliable teacher and solved it immediately

      Although the decoration steps are just those, I always feel that there is no problem as long as the construction is carried out according to the steps, but there are always some annoying things in the middle.

      Classifications of Air Cylinders

      09/17/2022

      Classifications of Air Cylinders

      The air cylinder, also known as the pneumatic cylinder, is a cylindrical metal part that makes the piston to perform a reciprocating motion.

      What is the price of Copeland compressor

      10/16/2020

      What is the price of Copeland compressor

      In recent years, many manufacturers have taken a fancy to the Copeland compressor market and started to become Copeland compressor distributors. The refrigeration industry has also increasingly recognized Copeland compressors, and the scope of use has become wider and wider. On the premise of focusing on quality Next, everyone will pay attention to the price of compressors. What about the price of Copeland compressors? Let's take a look.

      Who costs electricity for air-conditioning heating and cooling

      08/17/2020

      Who costs electricity for air-conditioning heating and cooling

      Many friends who use air-conditioning know that air-conditioning heating costs more electricity than cooling, but many people do not know why air-conditioning heating costs more electricity than cooling? Why is there such a big difference in the use of th7ﰨ2䀀湠眷

      New Explanation of Basic Knowledge of Small Chiller System

      08/13/2020

      New Explanation of Basic Knowledge of Small Chiller System

      Small chiller: is a kind of water cooling equipment, small chiller is a kind of cooling water equipment that can provide constant temperature, constant flow and constant pressure.

      Who has the final say on equipment shutdown for maintenance

      09/05/2020

      Who has the final say on equipment shutdown for maintenance

      In enterprises, the equipment should be subject to preventive maintenance. According to the set cycle, the equipment should be shut down for repair. Usually production scheduling has the final say.

      The pipeline is not working well, and the compressor is exhausted

      09/05/2020

      The pipeline is not working well, and the compressor is exhausted

      Many users have invested a lot of energy and money in the selection, operation and maintenance of compressor equipment, but due to negligence on the compressed air pipeline, a lot of waste has been caused.

      How to maintain your oil-free screw compressor

      08/27/2020

      How to maintain your oil-free screw compressor

      Like all electromechanical equipment, oil-free screw compressors require regular maintenance to operate at maximum efficiency and minimize unplanned downtime. Improper maintenance can cause problems such as reduced compression efficiency, air leakage, and pressure changes.

      Why choose a frequency conversion air compressor Count the protection of the inverter to the motor

      09/06/2020

      Why choose a frequency conversion air compressor Count the protection of the inverter to the motor

      During the production and use of air compressor motors, improper operation often causes damage to the motor, which not only loses money, but also has a greater impact on the production schedule.

      Japan Daikin, Hitachi and Mitsubishi Electric air-conditioning compressor comparison

      01/11/2021

      Japan Daikin, Hitachi and Mitsubishi Electric air-conditioning compressor comparison

      First, take a look at Daikin. The use of high and low pressure cavity scroll compressor and swing compressor

      • 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 :

      WAGO Module Beckhoff Module Siemens Module Fanuc Module Phoenix Contact Module Allen Bradley Module Mitsubishi Module Omron Module B&R Module Kuroda Module CX9000-N000 EL7332 EL4124 EL2819 SKiiP 25AC12T2 25CJT0752 MHMF022L1V2M VE4025B1045 8E5K-22-X VA08H-760 aj5518e aj5519e ANB78FVAMT Azbil TACO/YAMATAKE 463-300-10B0 BE67YEKMT Ebmpapst A6D800-AD01-01 Ebmpapst M1G074-BF EFB1524SHG fh4524z Hitachi SHX33SC4-U Huayi HYB60MGU IKURA S4506 KAKU KA2509HA2-2 MHMD042P1S Panasonic DG73C12RAW5 Parker D4A040NMK2 Rexroth Z2S6-1-66/ rsp 500 12 TAG4553T TAG5568E

      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