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
Eurotherm
Eurotherm
  • Temperature Controller
    Temperature Controller
  • Module
    Module
Omega
Omega
  • Flowmeter
    Flowmeter
  • Temperature Controller
    Temperature Controller
HanYoung
HanYoung
  • Temperature Controller
    Temperature Controller
EVCO
EVCO
  • Temperature Controller
    Temperature Controller
Taisee
Taisee
  • Temperature Controller
    Temperature Controller
Carel
Carel
  • Expansion Valve
    Expansion Valve
  • Temperature Controller
    Temperature Controller
  • Expansion Valve Coil
    Expansion Valve Coil
  • Module
    Module
  • 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
      • CAHO Temperature Controller H491KRR2-T
      1/1
      CAHO Temperature Controller H491KRR2-T
      $ 183 .08

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

      Quantity
      MOQ : 2
      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
      1.Two-point alarm, each has 22 alarm modes 2.Auto/Manual tuning switch 3.Sensor Break Display indication "oPEn" 4.Function of SMART TEMPERATURE TRNASUCER 5.Internally mounted Timer 6.Function with two slope 7.6 sets of PID algorithm to adopt various environments 8.Parameter values can be increased or decreased 9.May chooes two sets of output and alarm concurrently 10.Seletable functions for auxiliary power supply in DC24V and re-transmission 11.Seletable functions for RS485 and host-slave mode

      Ask questions

      (0/1,200)

      Max 1200 characters

      • Q: Are there shopping protection plans or extended warranty services?

        A: Depending on the category and brand of the product, we may offer shopping protection plans or extended warranty services. You can view relevant information on the product details page and choose to purchase based on your needs.

      • Q: How can I participate in promotions or giveaways organized by sellers?

        A: We regularly hold promotional events and organize giveaways and gift activities. You can follow our official announcements, emails, or social media channels to get information on how to participate and the details of these activities.

      • Q: How can I write a review for a purchased product?

        A: After completing the order, you can go to the order page and select the items you want to review from the product list. You can share your shopping experience, and feedback on product quality and service to help other buyers make better decisions.

      View More
      Question has been sent successfully

      Reviews

      • J

        Jose Martinez

        Dec 16, 2025

        CAHO Temperature Controller H491KRR2-T
        Perfectly suited for emergency repairs.
        Helpful
        Unhelpful
      • J

        James Hill

        Feb 19, 2025

        CAHO Temperature Controller H491KRR2-T
        See what happens
        Helpful
        Unhelpful
      • D

        Diane Wilson

        Jan 10, 2024

        CAHO Temperature Controller H491KRR2-T
        This was the only spot to find my desired fan.
        Helpful
        Unhelpful
      • J

        Jose Rojas

        Dec 31, 2023

        CAHO Temperature Controller H491KRR2-T
        Fast shipping and very accessible!
        Helpful
        Unhelpful
      • A

        Anonymous user

        Nov 25, 2022

        CAHO Temperature Controller H491KRR2-T
        All was ok! No problems whatsoever.
        Helpful
        Unhelpful

      CAHO Temperature Controller H491KRR2-T

      $ 183 .08
      Click here to view shipping costs.

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

      Quantity
      MOQ : 2
      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, Omega Temperature Controller CN32Pt-304

      Omega Temperature Controller CN32Pt-304

      US$809.23
      New In stock for sale, Schneider Transmitter XMLP250BC72

      Schneider Transmitter XMLP250BC72

      US$179.69
      New In stock for sale, BURKERT Conductivity Meter 8228

      BURKERT Conductivity Meter 8228

      US$5230.77
      New In stock for sale, Summit Pressure Gauge SUMMIT-655L

      Summit Pressure Gauge SUMMIT-655L

      US$1307.69
      New In stock for sale, Autonics Digital Display Controller MP5M-42

      Autonics Digital Display Controller MP5M-42

      US$326.23

      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, Sanyo Denki Motor 103-775-0110

      Sanyo Denki Motor 103-775-0110

      US$208.45
      New In stock for sale, Murr Elektronik Module 55091

      Murr Elektronik Module 55091

      US$714.15
      New In stock for sale, NACHI Fujikoshi Solenoid Valve OG-G03-BC-J51

      NACHI Fujikoshi Solenoid Valve OG-G03-BC-J51

      US$173.08
      New In stock for sale, UniOhm Resistor 201007F1303T4E

      UniOhm Resistor 201007F1303T4E

      US$80.77
      New In stock for sale, GUOMAO Reduction Drive Gearbox Speed Reducer KA57

      GUOMAO Reduction Drive Gearbox Speed Reducer KA57

      US$1363.23
      New In stock for sale, TSUBAKI Industrial Chain WT1506-K

      TSUBAKI Industrial Chain WT1506-K

      Contact Us
      New In stock for sale, COSMO Relay D2A241000

      COSMO Relay D2A241000

      US$2.31
      New In stock for sale, Gems Transmitter 3100H30CPS1J8R00

      Gems Transmitter 3100H30CPS1J8R00

      US$304.69
      New In stock for sale, AirTAC Air Cylinder SC40X660

      AirTAC Air Cylinder SC40X660

      US$75.00
      New In stock for sale, VISHAY Capacitor MKT1813 250V 2.2UF

      VISHAY Capacitor MKT1813 250V 2.2UF

      US$1.46

      Recent related posts

      Water Solenoid Valves: Common Faults, Solutions, & Precautions

      07/08/2024

      Water Solenoid Valves: Common Faults, Solutions, & Precautions

      solenoid water valve is a valve that allows or restricts the water flow by controlling the operation of an electromagnet. It is usually divided into two types: direct acting and indirect acting.

      How to judge whether the refrigeration equipment is working normally

      08/19/2020

      How to judge whether the refrigeration equipment is working normally

      The relevant valves and equipment in the refrigeration equipment system are in their proper state. The compressor suction and discharge valves, the inlet and outlet valves of the oil separator

      Can an inverter air conditioner achieve first-class energy efficiency without an electronic expansion valve

      06/14/2020

      Can an inverter air conditioner achieve first-class energy efficiency without an electronic expansion valve

      Can an inverter air conditioner achieve first-class energy efficiency without an electronic expansion valve Inverter air-conditioning units do not use electronic expansion valve throttling, their own operational safety will deteriorate, and there is no w器2䀀ᅵ皥䖒皦즠Ʋ煔क़㲈Ʋ䌁皦ᮔDž༬皧煞क़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

      Share┃Causes and solutions for ice block, dirty block, and oil block

      07/23/2020

      Share┃Causes and solutions for ice block, dirty block, and oil block

      Foreword: The blockage of the refrigeration system is mainly caused by the ice blockage, dirty blockage or oil blockage of the capillary tube, or the dirty blockage of the dryer filter.

      How to pay attention to fire safety during construction and maintenance of cold storage

      08/12/2020

      How to pay attention to fire safety during construction and maintenance of cold storage

      The focus of cold storage fire protection should be placed on the construction and maintenance of cold storage.

      Discussion on ways to reduce the design cost of air compressor

      08/29/2020

      Discussion on ways to reduce the design cost of air compressor

      Reduce the friction between the end face of the crankshaft and the end face of the crankcase On the direct-coupled air compressor, the front end of the crankshaft adopts gear transmission, and the gears are divided into straight and helical teeth.

      Does the fresh air system need to be turned on for 24 hours

      08/05/2020

      Does the fresh air system need to be turned on for 24 hours

      The fresh air system is an indoor ventilation product that can continuously discharge indoor dirty air 24 hours a day, introduce fresh outdoor air at the same time, and effectively control the air volume and increase energy recovery.

      The function and working principle of oil separator

      07/19/2020

      The function and working principle of oil separator

      The role of the oil separator in the chiller; In the vapor compression refrigeration system, the compressed ammonia vapor (or freon vapor) is in a high-pressure and high-temperature superheated state. Because of its fast flow rate and high temperature when it is discharged. Part of the lubricating oil on the cylinder wall is inevitably

      Refrigeration oil replacement points of screw refrigeration compressors for cold storage equipment

      08/05/2020

      Refrigeration oil replacement points of screw refrigeration compressors for cold storage equipment

      1. The role of lubricating oil:<br></br>   1) A dynamic seal is formed between the screw and the compression chamber and the male and female screws to reduce the leakage of refrigerant from the high pressure side to the low pressure side during the compression process.<br></br>

      Introduction of measures for compressor pressure protection

      06/29/2020

      Introduction of measures for compressor pressure protection

      Introduction of measures for compressor pressure protection Measures for compressor pressure protection include the following: 1. Control of suction and exhaust pressure When the compressor is running, due to the system or the compressor itself, the discharge pressure may be too high or the suction pressure may be too low. For this reason, the suction and discharge pressures need to be controlled.

      • 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 :

      Carel Temperature Controller HanYong Temperature Controller Eurotherm Temperature Controller EVCO Temperature Controller Omega Temperature Controller West Temperature Controller Taisee Temperature Controller Autonics Temperature Controller EVK412M3 SAS908XWHB-7-DF1-N CN132-12V BCS2-S00-16 ALE-SD22-011 25CJT0752 MHMF022L1V2M VE4025B1045 8E5K-22-X VA08H-760 5KS205EAA21 A2D240-AB26-06 AFB1248GHE Atos DHZO-ATE-073-P3/B/DP27SC 20 BFB0712HF CAE9450Z Carel EVD0000E21 Copeland CR37KQ-PFT-267RM Daikin JT170G-K Danfoss MT36JG4EVE Ebmpapst S3G630-AE55-21 fuji contactor sc 03 GMCC ASN98D22UFZ KOGANEI 243-4E2-14-13W-DC24V MARTO FAN Mitsubishi RB174YDKC R3G225-RE07-03 TACO 354-601-P000 TAG4543Y Tecumseh RK5480Y

      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