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
      • Honeywell Temperature Controller UB2221CH
      1/1
      Honeywell Temperature Controller UB2221CH
      $ 339 .69

      ✔ 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
      UB series controller is mainly suitable for comfort control of HVAC system, using the supply or return air temperature and temperature control of dry air processing unit, with a variety of built-in chemical application modules to choose from, three optional outputs: 0~10Vdo, 2~10Vdc and 4-20mA, support DIN rail, embedded panel mounting mode. The screen is displayed in English or Chinese.

      Ask questions

      (0/1,200)

      Max 1200 characters

      • Q: Are there size restrictions for international shipping?

        A: International shipping may have size and weight restrictions depending on the destination country and shipping carrier's policies. During the checkout process, the available shipping options and any size restrictions will be displayed based on the dimensions and weight of the items in your cart.

      • Q: Can I request a price adjustment if the item I purchased goes on sale?

        A: If the item you purchased goes on sale within a specified timeframe, you may be eligible for a price adjustment. Please contact our customer service with your order details and the sale information, and we will review your request based on our price adjustment policy.

      • Q: Do you support global shipping?

        A: Yes, we support worldwide shipping. No matter where you are located, we will make every effort to deliver the products to your doorstep.

      View More
      Question has been sent successfully

      Reviews

      • R

        Rami Shamma

        Dec 07, 2025

        Honeywell Temperature Controller UB2221CH
        Move it, move it!
        Helpful
        Unhelpful
      • C

        Clinton Blakey

        Sep 09, 2025

        Honeywell Temperature Controller UB2221CH
        Super helpful chat, got the part I needed and the checkout process was seamless.
        Helpful
        Unhelpful
      • T

        Tommy Mcelligott

        Jul 29, 2025

        Honeywell Temperature Controller UB2221CH
        That's the answer now!
        Helpful
        Unhelpful
      • A

        Ahmad Abdelkader

        Sep 26, 2024

        Honeywell Temperature Controller UB2221CH
        I found exactly what I was looking for on this easy-to-use site.
        Helpful
        Unhelpful
      • A

        Andrew Thompson

        Jul 27, 2024

        Honeywell Temperature Controller UB2221CH
        I’ve found the item I need, but I haven’t taken it home yet.
        Helpful
        Unhelpful
      • J

        James Esparza

        Apr 16, 2024

        Honeywell Temperature Controller UB2221CH
        envío rápido. precio barato. Bien.
        Helpful
        Unhelpful
      • A

        Anonymous user

        Nov 25, 2022

        Honeywell Temperature Controller UB2221CH
        All was ok! No problems whatsoever.
        Helpful
        Unhelpful

      Honeywell Temperature Controller UB2221CH

      $ 339 .69
      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, Omega Temperature Controller CN32Pt-304

      Omega Temperature Controller CN32Pt-304

      US$809.23
      New In stock for sale, SATRON Transmitter VDU4-5SG402SNON1

      SATRON Transmitter VDU4-5SG402SNON1

      US$6923.08
      New In stock for sale, Suntex Conductivity Meter EC-410

      Suntex Conductivity Meter EC-410

      US$1922.65
      New In stock for sale, AMETEK Pressure Gauge XP21-C2(30MPa)

      AMETEK Pressure Gauge XP21-C2(30MPa)

      US$6076.92
      New In stock for sale, Fotek Digital Display Controller LCR-40H

      Fotek Digital Display Controller LCR-40H

      US$261.54

      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, Yuci Vane Pump PFED-4131085/036-3-S-TG/PF

      Yuci Vane Pump PFED-4131085/036-3-S-TG/PF

      Contact Us
      New In stock for sale, AirTAC Air Cylinder MAR63X100

      AirTAC Air Cylinder MAR63X100

      US$121.54
      New In stock for sale, SWAGELOK Check Valve SS-4C-VCRKZ-1/3

      SWAGELOK Check Valve SS-4C-VCRKZ-1/3

      Contact Us
      New In stock for sale, Banner Sensor T30UDNAQ

      Banner Sensor T30UDNAQ

      US$661.55
      New In stock for sale, GUOMAO Reduction Drive Gearbox Speed Reducer BL2-59-1.1

      GUOMAO Reduction Drive Gearbox Speed Reducer BL2-59-1.1

      US$485.48
      New In stock for sale, C&U Bearing NU306EKTN1

      C&U Bearing NU306EKTN1

      US$19.14
      New In stock for sale, Copeland Compressor 3DC5-75X-EWM/D

      Copeland Compressor 3DC5-75X-EWM/D

      Contact Us
      New In stock for sale, COSEL Power Supply LFA150F-48-CJ1R

      COSEL Power Supply LFA150F-48-CJ1R

      US$396.48
      New In stock for sale, Copeland Compressor RS80C1-TF5-959

      Copeland Compressor RS80C1-TF5-959

      Contact Us
      New In stock for sale, MARUYAMA Piston Pump MW3531B-2

      MARUYAMA Piston Pump MW3531B-2

      US$1846.15

      Recent related posts

      AC Compressor Bearing - Working Principle & Troubleshooting

      09/04/2025

      AC Compressor Bearing - Working Principle & Troubleshooting

      Bearings play an irreplaceable role in mechanical design. They involve very wide applications.

      Newly manufactured or overhauled compressors should do these inspections

      06/30/2020

      Newly manufactured or overhauled compressors should do these inspections

      Newly manufactured or overhauled compressors should do these inspections Newly manufactured or repaired compressors should undergo a test drive test. During the test, check:

      The focus of Chinese manufacturing transformation and upgrading

      09/04/2020

      The focus of Chinese manufacturing transformation and upgrading

      Chinese manufacturing industry has achieved world-renowned achievements in the thirty years of reform and opening up. With the development of Internet technology, disruptive innovation in the manufacturing sector is not only difficult to predict,

      Development status and prospects of compressed air energy storage technology

      08/30/2020

      Development status and prospects of compressed air energy storage technology

      Introduction    Energy storage technology is an urgent need to solve the large-scale access of renewable energy and improve the efficiency, safety and economy of conventional power systems and regional energy systems.

      System handling guide after the refrigeration compressor is damaged

      08/05/2020

      System handling guide after the refrigeration compressor is damaged

      The refrigeration compressor in the refrigeration system cannot be directly replaced with a new compressor after it is damaged, because there may be some incentives for the refrigeration compressor to be damaged in the system

      Home air conditioning is not cooling, still looking for someone to repair at a high price Here teach you how to repair!

      06/14/2020

      Home air conditioning is not cooling, still looking for someone to repair at a high price Here teach you how to repair!

      Home air conditioning is not cooling, still looking for someone to repair at a high price Here teach you how to repair!

      What to do when the industrial chiller encounters a water cut

      08/20/2020

      What to do when the industrial chiller encounters a water cut

      All kinds of failures can be encountered in long-term use of industrial chillers. For industrial chillers, if there is a water cut problem, it is very dangerous and must be dealt with in a timely and effective manner.

      What are the preparations before starting the chiller

      08/20/2020

      What are the preparations before starting the chiller

      Water chiller is an energy-saving machine that achieves cooling effect through vapor compression or absorption cycle. Chillers are called cooling water circulation machines, also called chillers,

      How Does a VFD Work?

      06/20/2022

      How Does a VFD Work?

      The first stage of a Variable Frequency AC Drive, or VFD, is the Converter. The converter is comprised of six diodes, which are similar to check valves used in plumbing systems.

      The role of these parts in cold storage construction

      08/08/2020

      The role of these parts in cold storage construction

      Speaking of cold storage, we must all know that in the field of food in our daily life, it brings us not only convenience in life, but also health and safety. Everyone knows that any piece of equipment will need a lot of large and small parts,

      • 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 West Temperature Controller Autonics Temperature Controller EVCO Temperature Controller Eurotherm Temperature Controller HanYong Temperature Controller Omega Temperature Controller Taisee Temperature Controller PXW4TAY1-1V000-A SAS908XWHB-7-DF1-N EVK412M3 BCS2-S00-16 DN33Z9HR20 25CJT0752 MHMF022L1V2M VE4025B1045 8E5K-22-X VA08H-760 9G1224P1G01 ad0924ub a71gl aga5561ext aka4476yxc CKD 4KA310-08-B-DC24V Danfoss HCJ106T4LC6 Ebmpapst K3G280-RR04-I2 fh4518y fuji magnetic contactor sc n2 fuji magnetic contactor sc n4 GYB401D5-RC2 IKURA UHS4556M jt1fcvdktyr kde1204pfv1 Moog Servo Drive T200-TC-003 Parker 4D01-3101-0601-C1G0Q Parker Sporlan SERI-JS-10-S RN125VHFMC ROYAL TR300P94H-35-40TP Toshiba PG150X1C-4DZDE2

      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