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
Siemens
Siemens
  • HMI
    HMI
  • Light Curtain
    Light Curtain
  • VFD
    VFD
  • Soft Starter
    Soft Starter
  • Transmitter
    Transmitter
  • Transformer
    Transformer
  • Sensor
    Sensor
  • Gearbox
    Gearbox
  • Circuit Breaker
    Circuit Breaker
  • Power Supply
    Power Supply
  • PLC
    PLC
  • Contactor
    Contactor
  • Flame Detector
    Flame Detector
  • Expansion Valve
    Expansion Valve
  • Combustion Controller
    Combustion Controller
  • Fuse
    Fuse
  • Temperature Controller
    Temperature Controller
  • Module
    Module
  • Resistor
    Resistor
  • Battery
    Battery
  • Switch
    Switch
  • Memory Cards & Readers
    Memory Cards & Readers
  • Fan
    Fan
SAACKE
SAACKE
  • Flame Detector
    Flame Detector
Durag
Durag
  • Flame Detector
    Flame Detector
Eclipse
Eclipse
  • Flame Detector
    Flame Detector
  • Combustion Controller
    Combustion Controller
Fireye
Fireye
  • Flame Detector
    Flame Detector
  • Combustion Controller
    Combustion Controller
HAMAMATSU
HAMAMATSU
  • Flame Detector
    Flame Detector
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
      • Siemens Flame Detector QRA2
      1/1
      Siemens Flame Detector QRA2
      $ 384 .62

      ✔ 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
      Plastic housing, metalized to prevent static charging caused by the air flow from the fan. For mounting direct on the burner. The detectors can be supplied with or without securing flange (version 4 241 8855 0/4 241 8898 0) and clamp

      Ask questions

      (0/1,200)

      Max 1200 characters

      • Q: Is my personal information secure when shopping on your platform?

        A: Absolutely! We take the security and privacy of your personal information seriously. Our platform utilizes advanced encryption and security measures to protect your data, ensuring a safe and secure shopping experience.

      • Q: How can I check the status of my refund?

        A: To check the status of your refund, you can contact our customer service team and provide them with the necessary details, such as your order number and refund request. They will assist you in tracking the progress of your refund.

      • Q: Can I buy products as a guest or do I need to create an account?

        A: We support guest checkout. There are three steps for you to buy products as a guest. First, you should place an order. Then, you can proceed to the checkout process. Last, you should make a payment. If you only purchase as a guest without creating an account, you’ll miss out on the benefits of being a member.

      View More
      Question has been sent successfully

      Reviews

      • C

        Chris Myers

        Aug 21, 2025

        Siemens Flame Detector QRA2
        Gentle service
        Helpful
        Unhelpful
      • J

        Jerome Beattie

        Mar 07, 2025

        Siemens Flame Detector QRA2
        The product is great, no problems, and I also got a tool box, wow
        Helpful
        Unhelpful
      • S

        Scott Luebcke

        Apr 28, 2024

        Siemens Flame Detector QRA2
        I'm feeling good today.
        Helpful
        Unhelpful
      • K

        Kelley Poteete

        Oct 04, 2023

        Siemens Flame Detector QRA2
        I ordered the item immediately after finding a perfect match with a guaranteed return policy.
        Helpful
        Unhelpful
      • C

        Chandler Hicks

        Jun 30, 2023

        Siemens Flame Detector QRA2
        Just right price, feeling great!
        Helpful
        Unhelpful
      • A

        Anonymous user

        Nov 25, 2022

        Siemens Flame Detector QRA2
        All was ok! No problems whatsoever.
        Helpful
        Unhelpful

      Siemens Flame Detector QRA2

      $ 384 .62
      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, Eclipse Flame Detector 5602-43

      Eclipse Flame Detector 5602-43

      US$816.62
      New In stock for sale, Siemens Flame Detector LFS1.21A1

      Siemens Flame Detector LFS1.21A1

      US$1035.00
      New In stock for sale, Eclipse Flame Detector 13581

      Eclipse Flame Detector 13581

      US$324.01
      New In stock for sale, HAMAMATSU Flame Detector R12257

      HAMAMATSU Flame Detector R12257

      US$265.63
      New In stock for sale, SATRON Transmitter VG6S42SM0N0

      SATRON Transmitter VG6S42SM0N0

      US$2882.69
      New In stock for sale, SMC Sensor PSE541A-R04

      SMC Sensor PSE541A-R04

      US$100.00

      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, Delta Servo Motor ECMA-LM1830DH

      Delta Servo Motor ECMA-LM1830DH

      Contact Us
      New In stock for sale, NSK Bearing 655/653

      NSK Bearing 655/653

      US$38.46
      New In stock for sale, MINDMAN Air Cylinder MCRPL-98-40-3000

      MINDMAN Air Cylinder MCRPL-98-40-3000

      Contact Us
      New In stock for sale, TAKEX Sensor XUS-S3T

      TAKEX Sensor XUS-S3T

      Contact Us
      New In stock for sale, Shilin Contactor S-C40

      Shilin Contactor S-C40

      US$40.38
      New In stock for sale, MINDMAN Air Cylinder MCSQ-6L-30-BT-X12

      MINDMAN Air Cylinder MCSQ-6L-30-BT-X12

      Contact Us
      New In stock for sale, GATES Belt 3 / 3VP1180

      GATES Belt 3 / 3VP1180

      Contact Us
      New In stock for sale, Autonics Rotary Encoder E58SC6-192-6-L-5-CS

      Autonics Rotary Encoder E58SC6-192-6-L-5-CS

      Contact Us
      New In stock for sale, Danfoss Compressor SY185A3PAR

      Danfoss Compressor SY185A3PAR

      Contact Us
      New In stock for sale, Mitsubishi Compressor RE277NRAMT

      Mitsubishi Compressor RE277NRAMT

      US$380.00

      Recent related posts

      I have to know these 10 questions about turning on air-conditioning for heating in winter!

      08/02/2020

      I have to know these 10 questions about turning on air-conditioning for heating in winter!

      In the cold winter, for many southern friends, the air conditioner is indeed one of the greatest inventions in history

      Several common failures reported by Taikang compressor customers

      07/02/2020

      Several common failures reported by Taikang compressor customers

      No matter what product business you do, customer feedback and market research are very important. If you come up with a product, the customer's response is not good, and no matter how much effort you make, how much publicity will be useless and a waste of time.

      Root Causes and Prevention Methods of Coil Freezing Cracks of Air Conditioning Unit

      08/06/2020

      Root Causes and Prevention Methods of Coil Freezing Cracks of Air Conditioning Unit

      Root Causes and Prevention Methods of Coil Freezing Cracks of Air Conditioning Unit<br></br> In general, the heat medium in the heat exchanger of the air conditioning unit is water (surface cooling: 7-12°C; heating 70-90°C or steam heating).

      Application of the counting machine

      09/17/2020

      Application of the counting machine

      Due to the impact of GMP certification on the pharmaceutical machinery industry, the purchase of equipment by domestic users has shrunk severely in the past one or two years, so that the survival problem facing equipment manufacturing is quite cruel:

      Application of Piston Rod Settlement Monitoring System in Reciprocating Compressor

      09/06/2020

      Application of Piston Rod Settlement Monitoring System in Reciprocating Compressor

      1. Introduction A petrochemical plant imported a reciprocating compressor from abroad, the model is: B254-4118N3.3, 4 rows of symmetrical balanced type, the import and export parameters are: 135kPa (A)@14℃, 3.4MPa (A)@35℃, rotation speed: 425r/min, stroke: 240mm.

      Methods and Skills of Stable Operation of Water Chiller

      08/17/2020

      Methods and Skills of Stable Operation of Water Chiller

      When using the chiller, if the equipment often fails, it will threaten the normal operation of the equipment. As the main equipment to reduce the temperature of the space, the chiller needs to master the correct use method of the chiller before use.

      Do you know that lubricating oil can save energy

      09/07/2020

      Do you know that lubricating oil can save energy

      Engine oil, engine blood. It shows its importance. However, some of the performance of engine oil will still be ignored. For example, many people don't know if engine oil can save energy? The answer is yes.

      A Comprehensive Guide to the Essential Parts of an Air Conditioning System

      07/03/2023

      A Comprehensive Guide to the Essential Parts of an Air Conditioning System

      Air conditioning systems are complex machines that require various parts to function properly. Understanding the different parts of an air conditioner can help you troubleshoot problems

      Analysis of the circuit diagram of the two compressors' phase failure protection

      06/18/2020

      Analysis of the circuit diagram of the two compressors' phase failure protection

      Analysis of the circuit diagram of the two compressors' phase failure <br><br> Air compressor phase failure <br><br> circuit In the figure, KP is the electrical contact pressure gauge Ai is the CD4073 AND gate circuit, Az is the ~D4025 NOR gate circuit, and A3 is the CD4071 OR gate circuit. The 7806 three-terminal fixed integrated voltage regulator is used as the control circuit for the DC working power supply. When the AC power fails, the relay KA is released and the motor stops. Circuit diagram of compressor phase failure <br><br><img src="{{media url=&quot;wysiwyg/Analysis_of_the_circuit_diagram_of_the_two_compressors_phase_failure_protection.jpg&quot;}}" alt="" />

      The temperature of the water-cooled condenser is abnormally high What caused it!

      08/03/2020

      The temperature of the water-cooled condenser is abnormally high What caused it!

      What is mentioned here is a water-cooled condenser, which is mainly used in water-cooled chillers.

      • 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 :

      Honeywell Flame Detector HAMAMATSU Flame Detector SAACKE Flame Detector Durag Flame Detector Siemens Flame Detector Eclipse Flame Detector Fireye Flame Detector 25CJT0752 MHMF022L1V2M VE4025B1045 8E5K-22-X VA08H-760 CKD 3GB1669R-00-A2N-3 CKD A2-5800 D2D160-BE02-14 danfoss sz090s4vc FH2511Z GMCC PH240X2C-8FTC Jokwang JSV-FF21 DN50 kd1206pts2 kde1206ptv1 MBDJT2210 mf40101vx Moog Servo Drive T200-TC-003 ORIX MRW18-DTA-F4 Parker Sporlan SERI-G 7X9 ODF M12 10’-S 805528 Renishaw Encoder rsp 320 5 sgdv 780a11a Toshiba PH420X3CS-4KU1 Toshiba PZ110H1D Toshiba PZ90H1C

      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