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
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
DANFOSS
DANFOSS
  • Switch
    Switch
CHANTO
CHANTO
  • Air Cylinder
    Air Cylinder
  • Switch
    Switch
ERSCE
ERSCE
  • Switch
    Switch
Trane
Trane
  • Switch
    Switch
  • Sensor
    Sensor
Kromschroder
Kromschroder
  • Proportional Valve
    Proportional Valve
  • Proportional Valve
    Proportional Valve
  • Transformer
    Transformer
  • Flame Detector
    Flame Detector
  • Safety Valve
    Safety Valve
  • Combustion Controller
    Combustion Controller
  • Pressure Gauge
    Pressure Gauge
  • Switch
    Switch
  • Solenoid Valve
    Solenoid Valve
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
      • Omron Switch D4ER-2A21N
      1/1
      Omron Switch D4ER-2A21N

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

      • Specifications
      • Q&A
      • Reviews
      The Omron Switch is high quality!
      Current Rating (Amps):15A(AC),12A(DC)
      Voltage Rating - AC:250V
      Voltage Rating - DC:48 V

      Ask questions

      (0/1,200)

      Max 1200 characters

      • Q: How can I participate in limited-time sales or flash sales?

        A: Limited-time sales or flash deals usually occur within specific periods. You just need to visit the website when the activities start, select the desired items, and place an order to participate.

      • Q: Are there any discounts or promotions available?

        A: Yes, we frequently offer discounts and promotions on various products. Keep an eye out for special deals, seasonal sales, and promotional campaigns on our website or subscribe to our newsletter to stay updated on the latest offers.

      • Q: Can I use multiple promo codes on a single order?

        A: Generally, only one promo code can be applied per order. During the checkout process, you'll have the option to enter a promo code, and our system will automatically apply the best available discount to your order.

      View More
      Question has been sent successfully

      Reviews

      • A

        Anonymous user

        Nov 25, 2022

        Omron Switch D4ER-2A21N
        All was ok! No problems whatsoever.
        Helpful
        Unhelpful

      Omron Switch D4ER-2A21N

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

      People who bought this item also viewed

      New In stock for sale, ERSCE Switch E100-01-S5I 

      ERSCE Switch E100-01-S5I 

      Contact Us
      New In stock for sale, CHINT Switch CJ20-250

      CHINT Switch CJ20-250

      US$337.69
      New In stock for sale, Omron Switch E2EW-X12B1T18-M1TJ

      Omron Switch E2EW-X12B1T18-M1TJ

      US$612.69
      New In stock for sale, Omron Switch MB1-ZMC2

      Omron Switch MB1-ZMC2

      US$140.28
      New In stock for sale, Omron Switch E3S-5LE4

      Omron Switch E3S-5LE4

      US$57.69
      New In stock for sale, Omron Switch E3Z-D86

      Omron Switch E3Z-D86

      US$71.15
      New In stock for sale, DANFOSS Switch 060-313066

      DANFOSS Switch 060-313066

      US$824.53
      New In stock for sale, NKK Switch AT632F

      NKK Switch AT632F

      US$18.08
      New In stock for sale, SCHMERSAL Switch EX-AZM 161SK-12/12RK-024 -3D

      SCHMERSAL Switch EX-AZM 161SK-12/12RK-024 -3D

      US$1186.54
      New In stock for sale, Honeywell Switch 1TL1-2D

      Honeywell Switch 1TL1-2D

      US$35.19
      New In stock for sale, XINWYANG Air Cylinder Pneumatic Cylinder MAL40*400

      XINWYANG Air Cylinder Pneumatic Cylinder MAL40*400

      US$32.88
      New In stock for sale, TAKEX Sensor CX-R01

      TAKEX Sensor CX-R01

      US$576.92
      New In stock for sale, Eaton Moeller Circuit Breaker E6X-20/1/D

      Eaton Moeller Circuit Breaker E6X-20/1/D

      US$55.88
      New In stock for sale, Schneider Contactor LC1D80MD

      Schneider Contactor LC1D80MD

      US$395.77
      New In stock for sale, KINGAIR Overload Pump LS-258

      KINGAIR Overload Pump LS-258

      US$586.32

      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, Rexroth Piston Pump R902480436 A10VNO 45 OV /52L-VRC11N00 -S1178

      Rexroth Piston Pump R902480436 A10VNO 45 OV /52L-VRC11N00 -S1178

      Contact Us
      New In stock for sale, Bristol Compressor H20B133ABCF

      Bristol Compressor H20B133ABCF

      Contact Us
      New In stock for sale, HONGFA Relay HF2160-1A-9DE

      HONGFA Relay HF2160-1A-9DE

      US$6.92
      New In stock for sale, Midea Air Conditioner KFR-35GW-BDN8Y-QS200(1)A

      Midea Air Conditioner KFR-35GW-BDN8Y-QS200(1)A

      US$1422.69
      New In stock for sale, Autonics Rotary Encoder E58SC6-23-3-T-24-CS

      Autonics Rotary Encoder E58SC6-23-3-T-24-CS

      Contact Us
      New In stock for sale, Fuji Contactor SC-4-1HRMPB/U3H

      Fuji Contactor SC-4-1HRMPB/U3H

      Contact Us
      New In stock for sale, SAMSUNG Servo Motor CSMD-A5DH1BBM5

      SAMSUNG Servo Motor CSMD-A5DH1BBM5

      Contact Us
      New In stock for sale, Copeland Compressor ZR46KCE-TF3-250

      Copeland Compressor ZR46KCE-TF3-250

      Contact Us
      New In stock for sale, Delta Fan AFB0648H-MF00

      Delta Fan AFB0648H-MF00

      Contact Us
      New In stock for sale, YUKEN Vane Pump PV2R12-19-65-F-REAA-41

      YUKEN Vane Pump PV2R12-19-65-F-REAA-41

      US$617.19

      Recent related posts

      How to protect the refrigeration compressor, you must master the following knowledge

      06/14/2020

      How to protect the refrigeration compressor, you must master the following knowledge

      When the compressor is running, some abnormal conditions may occur, such as: the discharge pressure is too high, the suction pressure is too low, the oil pressure is insufficient, the motor is overheated, and excessive liquid enters the cylinder. If an ab器2䀀ᅵ皥䖒皦즠Ʋ嫜ི㲈Ʋ䌁皦ᮔDž༬皧嫦ིЀ呄ᠾ鹨់༹皧ࠄ00령ꐱ댁珵뛐珵Љ

      Operation guide after the refrigeration compressor burned out

      08/20/2020

      Operation guide after the refrigeration compressor burned out

      The refrigeration compressor is burned, and the residual refrigerating oil has been carbonized, acid-containing, and dirty in the pipe; and after the compressor is removed, the original system pipe must be corroded with the air,

      Reasons for poor cooling of air conditioners

      06/22/2020

      Reasons for poor cooling of air conditioners

      The temperature in summer is high, and many of the owners' friends need air conditioning to spend the hot summer in the room. However, some owners often have such problems when using air conditioning in summer, such as poor air conditioning cooling. So, what are the reasons for poor air conditioning and cooling? How to solve the poor air conditioning and cooling? One of the reasons for poor air-conditioning and cooling: Freon is not enough (commonly known as fluoride deficiency) <img src="{{media url=&quot;magefan_blog/Reasons_for_poor_cooling_of_air_conditioners.jpg&quot;}}" alt="" />

      Bearings are classified according to whether they can be adjusted

      09/11/2020

      Bearings are classified according to whether they can be adjusted

      Bearings can be divided into: 1. Self-aligning bearing: The raceway is spherical and can adapt to the angular deviation and angular movement between the axis of the two raceways. 2. Non-aligning bearings (rigid bearings): bearings that can resist the angular deviation of the axis between the raceways.

      What is the effect of pressure and temperature on the refrigeration system

      06/14/2020

      What is the effect of pressure and temperature on the refrigeration system

      What is the effect of pressure and temperature on the refrigeration system Refrigeration system performance testing involves many aspects, of which pressure and temperature are two points that cannot be bypassed. Today we will take a look at the pressure器2䀀ᅵ皥䖒皦즠Ʋ嫜ི㲈Ʋ䌁皦

      8 Well-known Chinese Servo Motor/System Manufacturers

      05/28/2025

      8 Well-known Chinese Servo Motor/System Manufacturers

      At present, there are more than 20 large-scale servo brands in China. Some of the products of these manufacturers have outstanding quality and performance, which show a certain degree of independence and innovation. These products now have a certain position in the mid-to-high-end market.

      Types of heat exchangers in the industrial chiller industry

      08/09/2020

      Types of heat exchangers in the industrial chiller industry

      For our refrigeration and heating industry, evaporators and condensers are used in many equipment, but let me tell you that with the continuous development of the industry, the evaporators and condensers of industrial chillers are also constantly changing In

      Summary of features and failures of scroll compressors Deep analysis

      09/10/2020

      Summary of features and failures of scroll compressors Deep analysis

      The scroll compressor is a positive displacement compressor, and multiple compression chambers are formed by the meshing of the scroll rotor and the scroll stator. With the translation and rotation of the vortex rotator, the volume of each compression chamber continuously changes to achieve gas inhalation and compression.

      How to judge whether the refrigeration effect of industrial refrigerators is good

      08/18/2020

      How to judge whether the refrigeration effect of industrial refrigerators is good

      The quality of industrial refrigerators can be judged by carefully understanding the cooling performance of the equipment. If during the long-term operation of the equipment, the operation safety and stability of the equipment is very high

      Introduction to the three most common classification methods of refrigeration compressors

      08/14/2020

      Introduction to the three most common classification methods of refrigeration compressors

      The evaporation temperature of the single-stage refrigeration compressor is in the range of -45~10℃. Divided by evaporation temperature:

      • 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 :

      SCHUNK Switch Omron Switch NKK Switch DANFOSS Switch Trane Switch KROM Switch CHANTO Switch ERSCE Switch D4F-320-5D V-15G-3C26 E100-01-S5I  UNS-PP16-PP18-G3/4-GE298 0111-704 ZLDXC03CH 25CJT0752 MHMF022L1V2M VE4025B1045 8E5K-22-X VA08H-760 ADDA AG04012UB157100 AG5524E Azbil TACO/YAMATAKE 463-300-10B0 CKD 4GA310-E2A CKD 4GB119R-00-E2-3 CKD 4TB129-L Copeland CR33KQ-TFD-280 Copeland CRL3-0350-TFD-270 e40s6 2500 3 t 24 Ebmpapst A4D400-AP12-16 h23a463dbea JH519YEB jiaxipera NU1112Y LG MC62LAEM ODE KT130AV30-A RH174VHAC SUNON MF75070V1-C320-S9A SWAGELOK SS-CHS10MM-1/3 Togami PAK-26J TOKYO KEIKI EPFRCG-06-175-500-EX-10-S7

      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