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
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
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
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
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 D4-440DC-1
      1/1
      KOYO CPU Module D4-440DC-1
      $ 1,787 .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!
      D4440DC1
      DISCONTINUED BY MANUFACTURER
      PROGRAMMABLE CONTROLLER
      DL405 CPU
      15.5K WORDS LADDER MEMORY
      (1) RS-232 (DB15) AND (1) RS-232/RS-422 (DB25) PORT(S)
      EXTERNAL 24 VDC REQUIRED
      BATTERY Ȇ怂됊ᨵᨵ뗐ጿጿ됊ᨵ�ፃ됊ᨵ炀Ƶ䴐瘦䂨ვ䴐瘦�ፃ䴫瘦㠐Ƴ㠐Ƴ

      Ask questions

      (0/1,200)

      Max 1200 characters

      • Q: Can I place an order over the phone?

        A: Yes, in some cases, you may be able to place an order over the phone. Please contact our customer service team and provide them with the necessary details to assist you with the phone order process.

      • Q: How can I compare prices and reviews of similar products?

        A: On the product list page, you can view the prices and ratings of different items simultaneously. You can also use filters to sort products by price or rating, facilitating your comparison and selection.

      • Q: Can I place an order for an out-of-stock item?

        A: If an item is currently out of stock, you may not be able to place an order for it. However, you can sign up for a notification to be informed when the item is back in stock.

      View More
      Question has been sent successfully

      Reviews

      • M

        Matt Dill

        Aug 11, 2025

        KOYO CPU Module D4-440DC-1
        I'm looking for something, can you help me find it fast?
        Helpful
        Unhelpful
      • S

        Stephen Cox

        Mar 29, 2025

        KOYO CPU Module D4-440DC-1
        Great service and a really cool product range.
        Helpful
        Unhelpful
      • P

        Pedro Garcia

        Mar 16, 2025

        KOYO CPU Module D4-440DC-1
        Wow, that's incredible !
        Helpful
        Unhelpful
      • S

        Sean Canterbury

        Jul 18, 2024

        KOYO CPU Module D4-440DC-1
        Buen precio y entrega rápida.
        Helpful
        Unhelpful
      • A

        Anonymous user

        Nov 25, 2022

        KOYO CPU Module D4-440DC-1
        All was ok! No problems whatsoever.
        Helpful
        Unhelpful

      KOYO CPU Module D4-440DC-1

      $ 1,787 .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, SIEMENS Module 6ES74311KF200AB0

      SIEMENS Module 6ES74311KF200AB0

      US$5307.69
      New In stock for sale, Schneider Module LXM32ICAN

      Schneider Module LXM32ICAN

      US$1450.00
      New In stock for sale, Beckhoff Module CX2500-0060

      Beckhoff Module CX2500-0060

      US$899.98
      New In stock for sale, GE Module IC200UDD220

      GE Module IC200UDD220

      US$1071.43
      New In stock for sale, Yaskawa Servo Motor SGMGH-1ADCA21

      Yaskawa Servo Motor SGMGH-1ADCA21

      US$4615.38
      New In stock for sale, Yaskawa Servo Drive SGDS-01A12AY506-E

      Yaskawa Servo Drive SGDS-01A12AY506-E

      US$2423.08
      New In stock for sale, HENGSTLER Encoder RI58-O/1024AK.42TB

      HENGSTLER Encoder RI58-O/1024AK.42TB

      US$330.77
      New In stock for sale, Advantech PLC UNO-3483G-374AE

      Advantech PLC UNO-3483G-374AE

      US$14923.08

      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, Autonics Rotary Encoder E30S4-300-3-V-5

      Autonics Rotary Encoder E30S4-300-3-V-5

      Contact Us
      New In stock for sale, HENGSTLER Encoder RI58-D/900ED.32KF

      HENGSTLER Encoder RI58-D/900ED.32KF

      Contact Us
      New In stock for sale, Copeland Compressor 2DA3F23K0-TFD-500

      Copeland Compressor 2DA3F23K0-TFD-500

      Contact Us
      New In stock for sale, Copeland Compressor 6DW3R32ME-TSE-200

      Copeland Compressor 6DW3R32ME-TSE-200

      Contact Us
      New In stock for sale, Rockwell AB VFD Frequency Converter 20BC037A3AYNADB0

      Rockwell AB VFD Frequency Converter 20BC037A3AYNADB0

      US$5387.75
      New In stock for sale, Copeland Compressor ZB49KCP-TFD-230

      Copeland Compressor ZB49KCP-TFD-230

      Contact Us
      New In stock for sale, OLAER Accumulator EHV2.5-350/90 01125

      OLAER Accumulator EHV2.5-350/90 01125

      US$2800.38
      New In stock for sale, ISCAR Tool for Metal Cutting GFN2.4 IC20

      ISCAR Tool for Metal Cutting GFN2.4 IC20

      US$12.73
      New In stock for sale, Donaldson Filter P537877

      Donaldson Filter P537877

      US$1153.85
      New In stock for sale, Bosch Rexroth Proportional Valve 3DREME10P-7X/200YG24K31A1V

      Bosch Rexroth Proportional Valve 3DREME10P-7X/200YG24K31A1V

      US$5156.25

      Recent related posts

      Full analysis of air conditioning automatic control system<br></br>

      08/04/2020

      Full analysis of air conditioning automatic control system<br></br>

      Which parts of the central air-conditioning system need to be equipped with automatic control?<br></br> Answer: It mainly includes two parts: the host part of the cold and heat source and the end equipment part, which need to be equipped with automatic control systems

      Discussion on the Causes of Rotor Scaling of Natural Gas Compressor

      09/22/2020

      Discussion on the Causes of Rotor Scaling of Natural Gas Compressor

      An oilfield company’s compressor station ammonia compression refrigeration device mainly caused the reduction of natural gas processing capacity and increased power consumption; severe fouling would cause

      Details of the use of freezer that you don't know! ! Commercial refrigerators usually have very low temperatures. Therefore, many consumers who use refrigerators will develop the concept of keeping fresh at low temperatures. However, if they are not clean

      06/14/2020

      Details of the use of freezer that you don't know! ! Commercial refrigerators usually have very low temperatures. Therefore, many consumers who use refrigerators will develop the concept of keeping fresh at low temperatures. However, if they are not clean

      How to add refrigerant in the freezer People who open restaurants in their own homes will notice that the freezer that they just bought from the mall is really a highlight in the store. It is immediately higher than ordinary small restaurants, so many sm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䕄ྦ￿￿뤂ᐱ變뚜珵ᴴᏩ呄ᠾ퍘ᒥ鹨់變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džቜ먢䇨珵呈ᠾ뤂ᐱ⷇⬿먲僧ᐱ靖㥲ᐲ�僬㣢ᐲᠾ靖랖僧Ԉﯼ靖�僬㣢ᐲ臆S㥲ᐲᬄğﯼ戴ﯤ艏S練杴 ﯼ杴 㥲ᐲ

      When Does the Radiator Fan Turn on? Exploring the Trigger Points of a Radiator Fan

      11/07/2023

      When Does the Radiator Fan Turn on? Exploring the Trigger Points of a Radiator Fan

      The radiator fan is an essential component of a vehicle's cooling system. It plays a crucial role in maintaining the optimal temperature for the engine to function at its best.

      HVAC knowledge

      08/24/2020

      HVAC knowledge

      1. The expansion water tank is used in the heating system to store the expansion water after the system is heated, and plays the role of exhaust in the natural circulation up-and-down system.

      Talking about several common types of Copeland compressors

      07/02/2020

      Talking about several common types of Copeland compressors

      Talking about several common types of Copeland compressors Copeland compressors, which consist of casings, motors, cylinders, pistons, control equipment (starters and thermal protectors), and cooling systems, are used very often in air conditioning and cold storage.

      Where is the future of the air compressor industry

      09/08/2020

      Where is the future of the air compressor industry

      First: In today's fierce competition, we must vigorously support private air compressor manufacturers, restrict the development of state-owned enterprises in areas related to the national economy and people's livelihood, and vigorously encourage private enterprises to participate in non-competitive industries.

      Why is My Heat Pump Freezing Up in Winter (Causes, Prevention, and Solutions)

      08/01/2023

      Why is My Heat Pump Freezing Up in Winter (Causes, Prevention, and Solutions)

      A heat pump is an essential component of any HVAC system, providing both heating and cooling functions. However, during the winter months, it's not uncommon for homeowners to experience issues with their heat pumps freezing up.

      The price of central air-conditioning varies greatly, and the purchase of central air-conditioning needs to consider 4 major factors

      08/11/2020

      The price of central air-conditioning varies greatly, and the purchase of central air-conditioning needs to consider 4 major factors

      In this era of rising living standards, air conditioning has become an essential part of our lives and plays an important role in it. It is for this reason that the air-conditioning market has become more complicated

      Cooling Fans for Inverter Motors: Necessity, Intelligent Control and Selection Precautions

      01/24/2024

      Cooling Fans for Inverter Motors: Necessity, Intelligent Control and Selection Precautions

      Since the inverter motor generates a large amount of heat when running, and poor heat dissipation will cause the motor temperature to be too high, thereby reducing the life and efficiency of the motor.

      • 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 :

      Advantech Module Mitsubishi Module Phoenix Contact Module Kuroda Module WAGO Module Siemens Module Allen Bradley Module Schneider Module Beckhoff Module Murr Elektronik Module SKiiP 25AC12T2 EL2819 EL7332 ES3702 EL4124 25CJT0752 MHMF022L1V2M VE4025B1045 8E5K-22-X VA08H-760 A2D240-AB26-06 ad0912ux a7bgl Bristol H23A62QDBEA CKD FS2-03-4-AC220V Copeland CR47KQ-PFZ-290BB edr 150 24 EFB1324SHE Hitachi ATH356SN-C9LU IMI Norgren 9713565.0000.000.00 jiaxipera TT1112Y jt1gcvdkyr compressor kd1209ptb1 kd1209ptb2 Mitsubishi JH521YEB mtz80hp4ave compressor NDJ33YEA R2AA04010FXH00M RKB5513EXA SUNON 4555HQ/MG75090V1-1C090-S9A Toshiba PE75H1H-9

      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