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
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
      • NKK Switch SW-3821
      1/1
      NKK Switch SW-3821
      $ 46 .00

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

      Quantity
      MOQ : 7
      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 NKK Switch is high quality!

      Ask questions

      (0/1,200)

      Max 1200 characters

      • Q: How can I cancel or modify an order?

        A: If you need to cancel or modify an order, please contact our customer service team as soon as possible. We will do our best to accommodate your request based on the order status and feasibility.

      • Q: Do you have any recommended alternative products?

        A: Yes, we have a range of recommended alternative products available. If you're looking for options similar to a particular product, our website or customer service representatives can provide you with suitable recommendations based on your preferences and needs.

      • Q: What should I do if a product is lost or damaged during shipping?

        A: We purchase shipping insurance for every order to ensure the safety of the products during transportation. If the products are lost or damaged, please contact our customer service team promptly. We will assist you in resolving the issue and provide appropriate compensation.

      View More
      Question has been sent successfully

      Reviews

      • A

        Anita Holland

        Oct 29, 2025

        NKK Switch SW-3821
        GREAT VALUE AND EXCELLENT RESPONSE
        Helpful
        Unhelpful
      • R

        Robert Smith

        Jan 16, 2025

        NKK Switch SW-3821
        Excellent format, very accurate product information, and a wide selection of items in stock.
        Helpful
        Unhelpful
      • A

        Anonymous user

        Nov 25, 2022

        NKK Switch SW-3821
        All was ok! No problems whatsoever.
        Helpful
        Unhelpful

      NKK Switch SW-3821

      $ 46 .00
      Click here to view shipping costs.

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

      Quantity
      MOQ : 7
      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, SHAKO Air Cylinder JC63B30

      SHAKO Air Cylinder JC63B30

      US$85.78
      New In stock for sale, P+F Pepperl Fuchs Sensor ML100-54-F/103/115

      P+F Pepperl Fuchs Sensor ML100-54-F/103/115

      US$46.15
      New In stock for sale, Fuji Circuit Breaker EW400RAGU-3P350

      Fuji Circuit Breaker EW400RAGU-3P350

      US$1641.15
      New In stock for sale, Schneider Contactor LC1N1201Q5N

      Schneider Contactor LC1N1201Q5N

      US$113.46
      New In stock for sale, KOSMEK Overload Pump PL1061-SG

      KOSMEK Overload Pump PL1061-SG

      US$325.48

      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, Sanyo Denki Fan 9GH1212M403

      Sanyo Denki Fan 9GH1212M403

      US$11.07
      New In stock for sale, Mitsubishi VFD Frequency Converter FR-A520-7.5K

      Mitsubishi VFD Frequency Converter FR-A520-7.5K

      US$1497.50
      New In stock for sale, Rexroth Relief Valve DBDS6G1X/200

      Rexroth Relief Valve DBDS6G1X/200

      US$243.08
      New In stock for sale, VICKERS Piston Pump PVM141MR10GS02AAE23000000A0A

      VICKERS Piston Pump PVM141MR10GS02AAE23000000A0A

      US$1071.43
      New In stock for sale, Daikin Compressor JT300DDFYE

      Daikin Compressor JT300DDFYE

      US$1846.15
      New In stock for sale, EPCOS Resistor B72220S0381K101

      EPCOS Resistor B72220S0381K101

      Contact Us
      New In stock for sale, Rockwell AB VFD Frequency Converter 20BD1P1A0AYNANC1

      Rockwell AB VFD Frequency Converter 20BD1P1A0AYNANC1

      US$2064.25
      New In stock for sale, CKD Air Cylinder SCA2-FA-40B-475

      CKD Air Cylinder SCA2-FA-40B-475

      Contact Us
      New In stock for sale, Copeland Compressor 4DJ3-300E-TSE

      Copeland Compressor 4DJ3-300E-TSE

      Contact Us
      New In stock for sale, SICK Light Curtain C2C-EN06030A10000

      SICK Light Curtain C2C-EN06030A10000

      US$1607.15

      Recent related posts

      Ten basic performance parameters of refrigeration compressors (technical sharing)

      06/14/2020

      Ten basic performance parameters of refrigeration compressors (technical sharing)

      Ten basic performance parameters of refrigeration compressors (technical sharing) 1. Actual gas transmission volume (referred to as gas transmission volume)    Under a certain working condition, the mass of gas delivered from the suction end to the ex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 

       REFRIGERATION COMPRESSOR MARKET 2020 BUSINESS SCENARIO – J & E HALL INTERNATIONAL , SECOP GMBH , TECUMSEH , TERMOTEK GMBH , BITZER , DALIAN SANYO COMPRESSORS , EMERSON CLIMATE TECHNOLOGIES , FISCHER AG-PRAZISIONSSPINDELN , FUSHENG INDUSTRIAL

      01/03/2021

      REFRIGERATION COMPRESSOR MARKET 2020 BUSINESS SCENARIO – J & E HALL INTERNATIONAL , SECOP GMBH , TECUMSEH , TERMOTEK GMBH , BITZER , DALIAN SANYO COMPRESSORS , EMERSON CLIMATE TECHNOLOGIES , FISCHER AG-PRAZISIONSSPINDELN , FUSHENG INDUSTRIAL

      JCMR recently introduced Global Refrigeration Compressor Market study with focused approach on market size & volumes by Application, Industry particular process, product type, players, and production & Consumption analysis considering major factors, cost 器2䀀ᅵ皥䖒皦즠Ʋ㉄ᰙ㲈Ʋ䌁皦ᮔDž༬皧㉎ᰙ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ጎ識�僬㣢ᐲ臆S㥲ᐲᬄğ識理艏S杴 識杴 㥲ᐲ琉蒠S識器 直囬ᐱ囸ᐱ嵭僦㠦ᐲᔇ僦囸ᐱ殺廼僦囬ᐱᙐ僦㠲ᐲ嵥僦直ᙧ僦㠲ᐲ令ᙐ僦㣮ᐲ嵭僦林ᙧ僦㣮ᐲ龍톺珵㥲ᐲ枬  퀖珵林춌珵蓄Cᴨ먢塚赺C直ᵘ먢塚㥲ᐲ礼藚C識直杴 器器蘯C礼器垘ᒣ識靖ﮰ﨤虣C器﯈擜 ﮰ直杴 梅擩 ﯈祖斥 ﯈ﯤ未 ﯈ꍀᒥ㭸ᅗ䠠  뤂ᐱ ᧪ᐲ 뤂ᐱ 㥲ᐲ 뤂ᐱ ᧪ᐲ 뤂ᐱ ᧪ᐲ 㗚ᐲ煔क़㱴ᅗ 뤂ᐱ ￿ ￿曐ᅤﱄﱈ㕐ϵĂ⿬ᒢﱐὣ¢ﰸﱄﯰ⁝¢ﱐﯼ⃶¢ﱐﱘ↯¢ﱐꍀᒥﺨᾃരΞᒣ࿢΄৸ț篈ΐ㕐ϵ碬ᾮﲨLﱤLﲨﱰLﲨﱼLﲨﲰLﲨꍀᒥ᫰眃뀿䂸ᅗﹸᾃĀﴐ驿d︬骞dﴐ࿢΄�省䘢珋栄Ο4䘾珋ꏦ⚱ꃸÙ߮46栄Ο삁߮ﴘ壠Λﴨ⍲Mﵔ퉳癘߮ꯍ�࿢΄︼癖࿢΄߮耣꧋蒐Ƚﻠ︤ꃸÙ菟꧋︔菟꧋﶐荫꧋︈ᕰ癙⽧�$0￿￿￿￿癖࿢΄৸ț耀耀߮耣꧋߮ﺠᕰ癙ㄏ�ﺰ癖࿢΄肯꧋ﻠ壠Λ肷꧋�癖ﹰ࿢΄﹠ᕰ癙$ᕰ癙ハ�￾￿ﺼ�癖縟꧒߮ꌈdﻠĀLĞĞ壠Λꍋd߮嶁㺀ʐȩ鐸ĢꚆd0ꚐdLTꛉdLĞĞ鐸Ģ壠ΛタĞーĞタ퀀'⚌Μ缬Κ纼Κ缬Κ纼Κᅩ颌@タヤ拄珋퀀'抠珋ꅂ⚱ᅵ؉省퀀'ꯀ鮺퀀'ꯀ鮺ᅠ¦巠眂⥜↓ה省￿￿┾眃Ğ퀀'捁硴 ㋔Ü 4żᨦʘDˠɔ熺ԴJր̶䥛ⵙࢸ2࣬ˮ㋎௜Bఠ̤忈㡐ང^ྤ͖Մ넨ዼVፔΆ ìżᖘ᜔ޠẴຌⵀ̔ご˜レÌㆸð ㊨( ㋐獓摈,Œᕠ,^^$8C:\Windows\WinSxs\ᨦĜDŤɔ熺θJЄ̶䥛ⵙܼ2ݰˮ㋎੠Bત̤忈㡐෈^ศ͖Մ넨ᆀVᇘΆMicrosoft.Windows.SystemCompatiblelĆǐ,˖漠쉮�Ǒ²̄Microsoft.Windows.SystemCompatible,processorArchitecture="x86",publicKeyToken

      Rexroth Servo Drive Fault Codes and Troubleshooting Methods

      12/23/2024

      Rexroth Servo Drive Fault Codes and Troubleshooting Methods

      Common faults of Rexroth servo drives / servo controllers include: no display, phase loss, overcurrent, overvoltage, undervoltage, overheating, overload, grounding, parameter errors, display but no output, module damage, etc.

      6 Common Faults of Encoder?

      06/25/2022

      6 Common Faults of Encoder?

      If motion control is important to your production, then your encoder is one of the keys to your success. Encoders are exposed to shock, contaminants/oil, excess vibration, moisture

      The Secret of Counterfeit Refrigeration Compressor watermark

      06/14/2020

      The Secret of Counterfeit Refrigeration Compressor watermark

      The Secret of Counterfeit Refrigeration Compressor Mass consumer goods, especially branded products, once counterfeit, copycats, etc., there will be a large number of media and professional counterfeit ears to remind consumers. However

      Precautions for water treatment of central air conditioning chillers

      08/20/2020

      Precautions for water treatment of central air conditioning chillers

      The central air conditioner of many units will have various problems during operation. After analysis, a considerable part of it is caused by the unreasonable design of the design department or even the design error.

      How to install a water-cooled screw chiller

      08/16/2020

      How to install a water-cooled screw chiller

      Before using the water-cooled screw chiller, you need to know the installation requirements of the chiller, so that it will reduce a lot of unnecessary troubles during operation.

      How to Check and Replace Refrigerator Compressor Relay

      05/22/2025

      How to Check and Replace Refrigerator Compressor Relay

      If your refrigerator has been in use for some time, there may be some faults with the compressor. To troubleshoot the compressor, check whether there is abnormal noise or overheating phenomenon in the relay.

      Refrigerant used by Emerson Copeland compressor

      07/17/2020

      Refrigerant used by Emerson Copeland compressor

      With the global emphasis on environmental protection, our refrigeration industry is also the same, and gradually use some environmentally friendly refrigerants. Previously, the refrigerant used by Emerson Copeland compressors was R22, and R22 was not an environmentally friendly refrigerant. Later, Emerson Copeland Compressors gradually changed the compressors to use environmentally friendly refrigerants.

      The cold winter hits seven ways to double the heating effect of your air conditioning

      08/19/2020

      The cold winter hits seven ways to double the heating effect of your air conditioning

      "The air conditioner is good for cooling in summer, but the heating effect is not good in winter. What the hell?" For this reason, the reporter interviewed the technical director of Daikin home

      • 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 :

      ERSCE Switch Omron Switch NKK Switch SCHUNK Switch KROM Switch DANFOSS Switch Trane Switch CHANTO Switch MMS 22-A-10V-M08 T1R256-02Z UNS-PP16-PP18-G3/4-GE298 0111-704 SR105 TS064-30Y 25CJT0752 MHMF022L1V2M VE4025B1045 8E5K-22-X VA08H-760 4114N/2H3P-309 Bristol H25A56QDBLA CKD AP21-32A-02E-AC100V CKD FS3-04-4-AC220V D08A 24TS2 danfoss mtz64hm4cve Ebmpapst G3G160-RO31-04 EFB0412VHD FUJIKOKI EFM-40YGTF-2R GTD5160NH40K h2bg124dbee Hitachi SHY33MC2-S Huaguang ANA90XL Jiaxipera Compressor jiaxipera TU1114Y LIMING Electric Motor Mitsubishi JH527YEB Protechnic MGA9224UB-O25 SUNON GB1207PGV1-A TACO 363-400-00B0

      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