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
GE
GE
  • Power Supply
    Power Supply
  • Circuit Breaker
    Circuit Breaker
  • Transformer
    Transformer
  • Electric Motor
    Electric Motor
  • Relay
    Relay
  • Module
    Module
  • Battery
    Battery
Fuji
Fuji
  • HMI
    HMI
  • VFD
    VFD
  • Transmitter
    Transmitter
  • Circuit Breaker
    Circuit Breaker
  • PLC
    PLC
  • Contactor
    Contactor
  • Surge Protection Device
    Surge Protection Device
  • Industrial Belt
    Industrial Belt
  • Flowmeter
    Flowmeter
  • Fuse
    Fuse
  • Fan
    Fan
  • Relay
    Relay
  • Power Supply
    Power Supply
  • Battery
    Battery
Terasaki
Terasaki
  • Circuit Breaker
    Circuit Breaker
AEG
AEG
  • Circuit Breaker
    Circuit Breaker
  • Contactor
    Contactor
  • Relay
    Relay
Schneider
Schneider
  • HMI
    HMI
  • Light Curtain
    Light Curtain
  • VFD
    VFD
  • Soft Starter
    Soft Starter
  • Actuator
    Actuator
  • Transmitter
    Transmitter
  • Power Supply
    Power Supply
  • Transformer
    Transformer
  • Sensor
    Sensor
  • Circuit Breaker
    Circuit Breaker
  • PLC
    PLC
  • Contactor
    Contactor
  • Surge Protection Device
    Surge Protection Device
  • Fuse
    Fuse
  • Relay
    Relay
  • Module
    Module
  • Resistor
    Resistor
  • Battery
    Battery
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 Circuit Breaker 3RV2021-4BA15
      1/1
      Siemens Circuit Breaker 3RV2021-4BA15
      $ 332 .11

      ✔ 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
      Parameter
      Type 3RV2
      Breaker Type Motor Protection Circuit Breakers
      Rated current 20
      Number of Poles 1 pole
      Setting range for thermal overload releases 13...20 A
      The Siemens Circuit Breaker is high quality!
      Circuit breaker size S0 for motor protection, CLASS 10 A-release
      13...20 A N-release 260 A screw terminal Standard switching
      capacity with transverse auxiliary switches 1 NO+1 NC
      product brand name SIRIUS
      product designation Circuit breaker
      design of the product For motor protection
      product type designation 3RV2
      General technical data
      size of the circuit-breaker S0
      size of contactor can be combined company-specific S00, S0
      product extension
      auxiliary switch Yes
      power loss W for rated value of the current
      at AC in hot operating state 10.5?W
      at AC in hot operating state per pole 3.5?W
      insulation voltage with degree of pollution 3 at AC
      rated value
      690?V
      surge voltage resistance rated value 6?kV
      maximum permissible voltage for safe isolation
      in networks with grounded star point between
      main and auxiliary circuit
      400?V
      operating voltage
      rated value 690?V
      at AC-3 rated value maximum 690?V
      operating frequency rated value 50?...?60?Hz
      operating current rated value 20?A
      operating current
      at AC-3
      at 400 V rated value 20?A
      operating power
      at AC-3
      at 230 V rated value 5?500?W
      at 400 V rated value 7?500?W
      at 500 V rated value 11?000?W
      at 690 V rated value 15?000?W

      Ask questions

      (0/1,200)

      Max 1200 characters

      • Q: Can I change the size or color of an item after placing an order?

        A: If you need to change the size or color of an item after placing an order, please contact our customer service team as soon as possible. We will assist you in modifying the order if it hasn't been processed for shipping.

      • 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 provide feedback or share my shopping experience with you?

        A: We highly value your feedback and would like to hear about your shopping experience. You can contact our customer service or provide feedback through the "Screenshot Feedback" feature on our website. We welcome your opinions and suggestions as they help us improve our services and better serve our customers.

      View More
      Question has been sent successfully

      Reviews

      • M

        Michael Pulaski

        Aug 03, 2025

        Siemens Circuit Breaker 3RV2021-4BA15
        Easy peasy, just plug it in.
        Helpful
        Unhelpful
      • B

        Brian Keller

        Aug 01, 2025

        Siemens Circuit Breaker 3RV2021-4BA15
        Great value, very intuitive interface.
        Helpful
        Unhelpful
      • L

        Lee Majakey

        Feb 23, 2025

        Siemens Circuit Breaker 3RV2021-4BA15
        New customers get a fantastic price.
        Helpful
        Unhelpful
      • G

        Guest

        Jan 25, 2025

        Siemens Circuit Breaker 3RV2021-4BA15
        Super product and fast response.
        Helpful
        Unhelpful
      • M

        MIKE Van Liew

        Sep 10, 2024

        Siemens Circuit Breaker 3RV2021-4BA15
        The rep was very friendly and helpful in assisting me.
        Helpful
        Unhelpful
      • R

        Rosemary Maldonado

        Aug 14, 2024

        Siemens Circuit Breaker 3RV2021-4BA15
        great service arrived on time
        Helpful
        Unhelpful
      • A

        Anonymous user

        Nov 25, 2022

        Siemens Circuit Breaker 3RV2021-4BA15
        All was ok! No problems whatsoever.
        Helpful
        Unhelpful

      Siemens Circuit Breaker 3RV2021-4BA15

      $ 332 .11
      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, Rockwell Allen Bradley AB Circuit Breaker 140M-K5F-D12

      Rockwell Allen Bradley AB Circuit Breaker 140M-K5F-D12

      US$722.86
      New In stock for sale, Siemens Circuit Breaker 5SU9336-7CN32

      Siemens Circuit Breaker 5SU9336-7CN32

      US$60.46
      New In stock for sale, Siemens Circuit Breaker 5SY7502-8CC

      Siemens Circuit Breaker 5SY7502-8CC

      US$69.23
      New In stock for sale, Siemens Circuit Breaker 5SY7550-8CC

      Siemens Circuit Breaker 5SY7550-8CC

      US$76.92
      New In stock for sale, Siemens Circuit Breaker 5SY7215-7CC

      Siemens Circuit Breaker 5SY7215-7CC

      US$289.62
      New In stock for sale, Eaton Moeller Circuit Breaker FAZ-C0,5/2-NA

      Eaton Moeller Circuit Breaker FAZ-C0,5/2-NA

      US$140.30
      New In stock for sale, Siemens Circuit Breaker 3RV1011-1AA10

      Siemens Circuit Breaker 3RV1011-1AA10

      US$341.00
      New In stock for sale, Siemens Circuit Breaker 3VT8550-2AA03-2HA0

      Siemens Circuit Breaker 3VT8550-2AA03-2HA0

      US$1976.15
      New In stock for sale, Fuji Circuit Breaker SG203CUL-3P150A

      Fuji Circuit Breaker SG203CUL-3P150A

      US$270.38
      New In stock for sale, TRIAD Transformer FS24-250-C2

      TRIAD Transformer FS24-250-C2

      US$29.51
      New In stock for sale, ALBRIGHT Contactor SW180B-751

      ALBRIGHT Contactor SW180B-751

      US$134.62
      New In stock for sale, PHOENIX Surge Protection Device PT 2X2+F-BE

      PHOENIX Surge Protection Device PT 2X2+F-BE

      US$153.85
      New In stock for sale, Fuji Fuse CR2LS-50S/UL

      Fuji Fuse CR2LS-50S/UL

      US$17.31
      New In stock for sale, SANYOU Relay SPA-S-124DM

      SANYOU Relay SPA-S-124DM

      US$1.23
      New In stock for sale, UniOhm Resistor 25121WF7501T4E

      UniOhm Resistor 25121WF7501T4E

      US$184.62

      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, Samsung Capacitor CL03B102KP3NNNC

      Samsung Capacitor CL03B102KP3NNNC

      Contact Us
      New In stock for sale, SKF Bearing 6001-2RSH

      SKF Bearing 6001-2RSH

      US$6.92
      New In stock for sale, Copeland Compressor 6MHS1-35X-AWX

      Copeland Compressor 6MHS1-35X-AWX

      Contact Us
      New In stock for sale, Fuji VFD Frequency Converter FRN55F1H-4A911

      Fuji VFD Frequency Converter FRN55F1H-4A911

      Contact Us
      New In stock for sale, SMC Solenoid Valve VFS2420-3EB-02

      SMC Solenoid Valve VFS2420-3EB-02

      US$230.77
      New In stock for sale, TOYOOKI Overflow Valve HR1-DT0-06

      TOYOOKI Overflow Valve HR1-DT0-06

      US$423.08
      New In stock for sale, Panasonic Reduction Drive Gearbox Speed Reducer MX7G90M

      Panasonic Reduction Drive Gearbox Speed Reducer MX7G90M

      Contact Us
      New In stock for sale, THK Bearing RA 12008CUUC0

      THK Bearing RA 12008CUUC0

      US$916.00
      New In stock for sale, TCS Oil Seal TC 31.75*42.85*6.35

      TCS Oil Seal TC 31.75*42.85*6.35

      US$0.77
      New In stock for sale, Danfoss Solenoid Valve Coil or Body EVSI25

      Danfoss Solenoid Valve Coil or Body EVSI25

      US$269.23

      Recent related posts

      Single Screw Compressor Market Trends, Opportunities, Drivers, Challenges And Porter’s Five Forces Analysis 2020-2026| Bosch, Sanyo (Panasonic), Atlas Copco AB, Ingersoll-Rand PLC, GE Oil & Gas, Gardner Denver, Inc.

      07/06/2020

      Single Screw Compressor Market Trends, Opportunities, Drivers, Challenges And Porter’s Five Forces Analysis 2020-2026| Bosch, Sanyo (Panasonic), Atlas Copco AB, Ingersoll-Rand PLC, GE Oil & Gas, Gardner Denver, Inc.

      LOS ANGELES, United States: QY Research offers an encyclopedic study of the global Single Screw Compressor market with holistic insights into vital factors and aspects that impact future market growth. The global Single Screw Compressor market has been analyzed for the forecast period 2020-2026 and historical period 2015-2020.

      Reasons for the increase in condenser pressure in cold storage projects

      08/12/2020

      Reasons for the increase in condenser pressure in cold storage projects

      The role of the cold storage is to ensure the quality of the stored items. With the country’s support for the construction of cold storage, cold storage projects have appeared in more places,

      In the hot summer, be wary of the 5+X hidden dangers of cold storage

      08/05/2020

      In the hot summer, be wary of the 5+X hidden dangers of cold storage

      With Chinese economic and social development and the continuous improvement of people’s living standards, the cold chain logistics industry has obtained unprecedented development opportunities.

      How to Replace Refrigerator Compressor

      04/11/2023

      How to Replace Refrigerator Compressor

      A compressor is a machine that compresses gas and increases the pressure of the gas at the same time. It is widely used, and common application fields include: HVAC, refrigeration cycle

      Provide compressed air without oil, water and dust

      09/11/2020

      Provide compressed air without oil, water and dust

      The drying effect is achieved through the principle of pressure swing adsorption. Not only can it be matched with a small air compressor, but it can also meet the needs of local users with special requirements behind the large air compressor, so as to avoid the high air quality requirements of individual points and the high configuration of the entire equipment to save investment.

      The invention patents of the air separation industry over the years are here

      09/09/2020

      The invention patents of the air separation industry over the years are here

      1 CN2014108206479 A device and method for extracting high-purity liquid argon by using crude argon prepared by multiple sets of air separation

      How to judge the car air conditioner expansion valve ice block What are the symptoms

      08/13/2020

      How to judge the car air conditioner expansion valve ice block What are the symptoms

      If there is moisture in the system, icing and blockage will occur at the expansion valve when the air conditioner is in refrigeration. After the blockage, the air conditioner will not be cooled.

      Simple treatment method after the refrigeration system enters water

      08/15/2020

      Simple treatment method after the refrigeration system enters water

      Since the chiller has a water system, there is a possibility that the refrigerant system may enter water when it is used improperly. Therefore, a process guide is formulated for the problem of water ingress

      In order to extend the life of the screw unit, these failures must be avoided

      07/27/2020

      In order to extend the life of the screw unit, these failures must be avoided

      During the use of screw chillers, there are some failures, such as high pressure failure, low pressure failure, low valve temperature failure, compressor overheating failure, communication failure, etc.,

      Why does the refrigeration compressor produce overheat protection What matters should be paid attention to in the use of overload protector

      08/05/2020

      Why does the refrigeration compressor produce overheat protection What matters should be paid attention to in the use of overload protector

      The working principle and classification of the overload protector. The overload protector of the compressor for air conditioning generally adopts a snap-type bimetallic protector, which consists of a heating wire,

      • 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 :

      Siemens Circuit Breaker Fuji Circuit Breaker Cutler Hammer Circuit Breaker Mitsubishi Circuit Breaker Honeywell Circuit Breaker Terasaki Circuit Breaker Eaton Moeller Circuit Breaker Allen Bradley Circuit Breaker AEG Circuit Breaker Schneider Circuit Breaker MBS 25 0.63-1A DZ47-60 D25 3P BC32E1CL-1N006B DZ47-60 D60 2P GSH202 AC-C16 25CJT0752 MHMF022L1V2M VE4025B1045 8E5K-22-X VA08H-760 AWG5520EXT Bauer 72935 Bristol H29B33UABCA CKD 4GB219-E2 CKD AP11-25A-C4A-AC220V GMCC PH330X3C-8KUC3 Huaguang ETA130L IKURA FAN kd1204pkb2 LESER 4374.3144 LG QJ330PAA Mitsubishi FA-2LSYM2 Moog Servo Valve 743F003A Parker 2341PAG2NNM0 Parker Sporlan SEH-175-10-S Profantec P1175HBT-ET Sanyo Denki 109P0913N4D031 SHB130FGBC Toshiba PH310G2C-7KTS yaskawa sgdv 1r9d11a

      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