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
Danfoss
Danfoss
  • Refrigeration Compressors
    Refrigeration Compressors
  • Servo Valve
    Servo Valve
  • VFD
    VFD
  • Soft Starter
    Soft Starter
  • Solenoid Valve
    Solenoid Valve
  • Transmitter
    Transmitter
  • Transformer
    Transformer
  • Expansion Valve
    Expansion Valve
  • Solenoid Coil
    Solenoid Coil
  • Sensor
    Sensor
  • Safety Valve
    Safety Valve
  • Check Valve
    Check Valve
  • Electric Motor
    Electric Motor
  • Overflow Valve
    Overflow Valve
  • Butterfly Valve
    Butterfly Valve
  • Combustion Controller
    Combustion Controller
  • Piston Pump
    Piston Pump
  • Gear Pump
    Gear Pump
  • Ball Valve
    Ball Valve
  • Hydraulic Motor
    Hydraulic Motor
  • Sight Glass
    Sight Glass
  • Relay
    Relay
  • Expansion Valve Coil
    Expansion Valve Coil
  • Filter
    Filter
Johnson Controls
Johnson Controls
  • Actuator
    Actuator
  • Transmitter
    Transmitter
  • Electric Motor
    Electric Motor
  • Sensor
    Sensor
  • Ball Valve
    Ball Valve
  • Temperature Controller
    Temperature Controller
  • Module
    Module
  • Butterfly Valve
    Butterfly Valve
Senex
Senex
  • Transmitter
    Transmitter
Huba Control
Huba Control
  • Transmitter
    Transmitter
  • Switch
    Switch
HACH
HACH
  • Transmitter
    Transmitter
  • Conductivity Meter
    Conductivity Meter
  • Turbidity Meter
    Turbidity Meter
Meas
Meas
  • Transmitter
    Transmitter
  • Sensor
    Sensor
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
      • Testo Transmitter 6621
      1/1
      Testo Transmitter 6621
      $ 1,093 .75

      ✔ 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 Testo Transmitter is of high quality!

      Ask questions

      (0/1,200)

      Max 1200 characters

      • Q: Do I need to pay for shipping when returning a product?

        A: According to our return policy, if the return is due to product quality issues or our mistake, we will cover the return shipping fee. If it's for other reasons, the return shipping fee may be borne by you. Please refer to our return policy for specific details.

      • Q: How can I search for products from specific brands or sellers?

        A: You can enter the brand or merchant name in the search box, and the system will display relevant products, making it convenient for you to quickly find the items you are interested in.

      • Q: How can I apply for a purchase invoice?

        A: On the checkout page, you can select the option for an invoice and fill in the relevant invoice information. We will provide you with the corresponding invoice according to your request.

      View More
      Question has been sent successfully

      Reviews

      • D

        Debora Smith

        Dec 11, 2025

        Testo Transmitter 6621
        Great experience from start to finish, thank you!
        Helpful
        Unhelpful
      • T

        Tonya Stewart

        Jun 02, 2024

        Testo Transmitter 6621
        Seamless order
        Helpful
        Unhelpful
      • M

        Mark Brake

        Mar 23, 2024

        Testo Transmitter 6621
        The package was delivered on time and in excellent condition.
        Helpful
        Unhelpful
      • R

        Robert Goodman

        Dec 22, 2023

        Testo Transmitter 6621
        Waiting to hear back from delivery company tracking shows estimated delivery was scheduled to be on the 7th but haven't heard from anyone yet.
        Helpful
        Unhelpful
      • A

        Anonymous user

        Nov 25, 2022

        Testo Transmitter 6621
        All was ok! No problems whatsoever.
        Helpful
        Unhelpful

      Testo Transmitter 6621

      $ 1,093 .75
      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, Endress Hauser Transmitter TMT180-A114ACA

      Endress Hauser Transmitter TMT180-A114ACA

      US$312.50
      New In stock for sale, Siemens Transmitter 7MF4233-1FA00-2AB6

      Siemens Transmitter 7MF4233-1FA00-2AB6

      US$1071.43
      New In stock for sale, Rosemount Transmitter 2051TG2A2B21BB4I1Q4Q8

      Rosemount Transmitter 2051TG2A2B21BB4I1Q4Q8

      US$2375.00
      New In stock for sale, SULLAIR Transmitter 88290007-770

      SULLAIR Transmitter 88290007-770

      US$820.31
      New In stock for sale, Lutron Conductivity Meter CD-4303

      Lutron Conductivity Meter CD-4303

      US$534.62
      New In stock for sale, FLUKE Pressure Gauge P3011

      FLUKE Pressure Gauge P3011

      US$37142.31
      New In stock for sale, Autonics Temperature Controller TAS-B4SK8C

      Autonics Temperature Controller TAS-B4SK8C

      US$63.46
      New In stock for sale, Ewelly Digital Display Controller EW-983AH

      Ewelly Digital Display Controller EW-983AH

      US$29.23

      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, IKO Linear Guideway CRW18-800

      IKO Linear Guideway CRW18-800

      US$713.93
      New In stock for sale, C&G VFD Frequency Converter C10M-2.2S2

      C&G VFD Frequency Converter C10M-2.2S2

      US$366.15
      New In stock for sale, TAIAN Relay RHU-10M/b2 17.5-21.5A/a7e

      TAIAN Relay RHU-10M/b2 17.5-21.5A/a7e

      US$65.00
      New In stock for sale, NSK Bearing 6336 ZZ/C3

      NSK Bearing 6336 ZZ/C3

      US$2400.00
      New In stock for sale, Eaton Contactor C25FRD150J

      Eaton Contactor C25FRD150J

      Contact Us
      New In stock for sale, Delixi Contactor CDC1-370-30-00X

      Delixi Contactor CDC1-370-30-00X

      Contact Us
      New In stock for sale, Copeland Compressor ZB50KQ-TFD-561

      Copeland Compressor ZB50KQ-TFD-561

      US$1161.97
      New In stock for sale, BD SENSORS Transmitter 30.600 G-2503-R-3-8-100-300

      BD SENSORS Transmitter 30.600 G-2503-R-3-8-100-300

      US$1307.69
      New In stock for sale, NSK Servo Drive ESB-YSB2020C2503-05

      NSK Servo Drive ESB-YSB2020C2503-05

      Contact Us
      New In stock for sale, SICK Light Curtain C40S-1301AA030,C40E-1301AH030

      SICK Light Curtain C40S-1301AA030,C40E-1301AH030

      US$5192.25

      Recent related posts

      How to solve if the air conditioner is not cooling

      06/25/2020

      How to solve if the air conditioner is not cooling

      If it is not in the cooling state, we can adjust it to the cooling mode; if the dust accumulation of the air conditioner severely reduces the cooling function, we can find professional personnel to disassemble the evaporator, fan blade, and filter. Completely clean up; if it is because no refrigerant is added, then we can add refrigerant.

      How do Linear Guideways Work?

      12/02/2022

      How do Linear Guideways Work?

      The linear guideway is a new type of rolling bearing for relative reciprocating linear motion. It uses the ball rolling between the guide rail

      What is Diaphragm Pumps

      07/19/2022

      What is Diaphragm Pumps

      A diaphragm pump (also known as a Membrane pump) is a positive displacement pump that uses a combination of the reciprocating action of a rubber

      Heat Pump Compressor Not Turning On: Common Causes and Fixes

      07/06/2023

      Heat Pump Compressor Not Turning On: Common Causes and Fixes

      Heat pump compressors are integral components of heating and cooling systems, responsible for compressing and circulating refrigerant through the system.

      Hitachi Industtrial Equipmen Systems Co.,Ltd.

      07/08/2020

      Hitachi Industtrial Equipmen Systems Co.,Ltd.

      Creating New Value via “Connect, Link”, Hitachi Industrial Equipment Systems is contributing to the future global society.

      Technical post: Use icons to tell you the difference between constant speed and frequency conversion!

      08/07/2020

      Technical post: Use icons to tell you the difference between constant speed and frequency conversion!

      The fixed speed air conditioner means that the speed of the internal compressor motor is constant and the temperature is adjusted by switching the compressor on and off.

      Mitsubishi air conditioner E1, E2, E3, E4, E5, E6 and other faults, how to troubleshoot and repair?

      07/22/2025

      Mitsubishi air conditioner E1, E2, E3, E4, E5, E6 and other faults, how to troubleshoot and repair?

      Whether there is a fault in the indoor and outdoor units can be known by the access code of the remote control, the content of the green LED

      Causes and troubleshooting of industrial chillers

      07/30/2020

      Causes and troubleshooting of industrial chillers

      1. High condensing pressure (higher than the specified value) failure causes and remedies:<br></br>   ①There is non-condensable gas in the system: release non-condensable gas.

      Mute Oil Free Air Compressor Market Report 2020-2026 | Competitor Analysis | Atlas Copco (Sweden), Ingersoll Rand (Ireland), Sullair (USA)

      07/05/2020

      Mute Oil Free Air Compressor Market Report 2020-2026 | Competitor Analysis | Atlas Copco (Sweden), Ingersoll Rand (Ireland), Sullair (USA)

      Piston Compressor Market Size 2020 Global Industry Trends, Share, Growth, Applications, Demand, Revenue, Key Players, Opportunities, Regional Analysis and Forecast 2026 This latest market research study titled Global Piston Compressor Market 2020 landscape and leading manufacturers offers competitive outlook and market development status including the overview of every individual market players.

      Briefly talk about scroll, screw, piston, centrifugal refrigeration compressor
Piston refrigeration compressor

      07/29/2020

      Briefly talk about scroll, screw, piston, centrifugal refrigeration compressor Piston refrigeration compressor

      Piston refrigeration compressor<br></br> Piston type (ie, reciprocating) refrigeration compressors are widely used, but the displacement is not large. Generally, they are small and medium-sized compressors. The cooling capacity of general air-conditioning conditions is less than 300kW.

      • 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 :

      Trafag Transmitter Senex Transmitter SAND Transmitter HACH Transmitter Danfoss Transmitter IFM Transmitter Endress Hauser Transmitter WIDE PLUS Transmitter Huba Control Transmitter Adli Transmitter TR-AM3W M2VF-44-R/UL 3-8750-1P 30.600G-1601-R-1-8-100-300-2-1-000 P499VBS-401C 25CJT0752 MHMF022L1V2M VE4025B1045 8E5K-22-X VA08H-760 ad0412mx g70 aka5512exa ava5542exg Carel E3V55ASR00 CKD 4F310-10-M2-DC24V CKD 4GB210R-08-E2K-3 Honeywell AEL-Y26057 AEL-7 IMI Norgren 2401191.4260.024.00 KAKU KA2072HA2 kde2404pfvx LG QP442PAA MCDLT35SF MDMA202P1G MDMA202P1G ndr 480 24 Rexroth 4WE6E70/HG24N9K4 rsp 750 48 Servo TUDC12H4 THB247FAE Unitta Belt

      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