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 5SN6240-7CN
      1/1
      Siemens Circuit Breaker 5SN6240-7CN
      $ 34 .38

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

      Quantity
      MOQ : 10
      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 Siemens Circuit Breaker is high quality!
      Circuit breaker 400V, 6kA, 2-pole, C, 40A
      Model
      product brand name SENTRON
      product designation Miniature circuit breaker
      design of the product Miniature circuit breaker 5SN
      General technical data
      number of poles 2
      number of poles / note 2P
      tripping characteristic class C
      circuit-breaker / Design 5SN6CN
      overvoltage category 3
      degree of pollution 2
      Voltage
      insulation voltage
      with multi-phase operation / at AC / rated value 440 V
      Supply voltage
      type of voltage AC
      operational current / at AC / rated value 40 A
      supply voltage / at AC / rated value 400 V
      operating voltage
      with multi-phase operation / at AC / maximum 440 V
      at DC / rated value / maximum 72 V
      supply voltage frequency
      rated value 50 Hz
      Protection class
      protection class IP IP20, with connected conductors
      Switching capacity
      switching capacity current
      acc. to EN 60898 / rated value 6 kA
      energy limitation class 3
      Dissipation
      power loss W / for rated value of the current / at AC
      / in hot operating state / per pole
      3.3 W
      Current
      Tripping residual / rated value / derated current / at
      40 Cel
      37.72 A

      Ask questions

      (0/1,200)

      Max 1200 characters

      • Q: Do you offer price matching if I find a lower price elsewhere?

        A: We strive to offer competitive prices to our customers. If you find a lower price for the same product elsewhere, please contact our customer service with the details, and we will review your request on a case-by-case basis.

      • Q: How can I provide feedback or review a product?

        A: You can provide feedback or review a product by accessing the product page and clicking on the "Write a Review" or "Leave Feedback" option. Share your experience and opinions to help other shoppers make informed decisions.

      • Q: Are my personal details shared with third parties?

        A: We prioritize the privacy and security of your personal information. We do not share your details with third parties without your consent, except in cases where it is necessary for order fulfillment or as required by law.

      View More
      Question has been sent successfully

      Reviews

      • R

        Ravi Patel

        Jun 25, 2025

        Siemens Circuit Breaker 5SN6240-7CN
        That's the best I've ever seen.
        Helpful
        Unhelpful
      • J

        Jason Quillen

        Mar 28, 2025

        Siemens Circuit Breaker 5SN6240-7CN
        They were in sync with the requirements.
        Helpful
        Unhelpful
      • C

        Charles Gosner

        Dec 14, 2024

        Siemens Circuit Breaker 5SN6240-7CN
        Quick and reliable, appreciate it, Larry!
        Helpful
        Unhelpful
      • M

        Megan Smith

        May 17, 2024

        Siemens Circuit Breaker 5SN6240-7CN
        genial
        Helpful
        Unhelpful
      • A

        Anonymous user

        Nov 25, 2022

        Siemens Circuit Breaker 5SN6240-7CN
        All was ok! No problems whatsoever.
        Helpful
        Unhelpful

      Siemens Circuit Breaker 5SN6240-7CN

      $ 34 .38
      Click here to view shipping costs.

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

      Quantity
      MOQ : 10
      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 5SY6663-7CC

      Siemens Circuit Breaker 5SY6663-7CC

      US$65.62
      New In stock for sale, Siemens Circuit Breaker 3WT8060-7UG00-0AA1

      Siemens Circuit Breaker 3WT8060-7UG00-0AA1

      US$5064.62
      New In stock for sale, Siemens Circuit Breaker 3VF6211-1DK44-0AB1

      Siemens Circuit Breaker 3VF6211-1DK44-0AB1

      US$4523.08
      New In stock for sale, Siemens Circuit Breaker Q120U

      Siemens Circuit Breaker Q120U

      US$86.25
      New In stock for sale, Siemens Circuit Breaker 3VA1463-5EF32-0AA0

      Siemens Circuit Breaker 3VA1463-5EF32-0AA0

      US$1451.56
      New In stock for sale, ABB Circuit Breaker M2B250 MF125/1500 F F 3P

      ABB Circuit Breaker M2B250 MF125/1500 F F 3P

      US$462.50
      New In stock for sale, Siemens Circuit Breaker 3WT8040-5UG00-0AA1

      Siemens Circuit Breaker 3WT8040-5UG00-0AA1

      US$4254.27
      New In stock for sale, Siemens Circuit Breaker 5SY7425-7CC

      Siemens Circuit Breaker 5SY7425-7CC

      US$75.62
      New In stock for sale, TRIAD Transformer VPL28-2000

      TRIAD Transformer VPL28-2000

      US$62.32
      New In stock for sale, Eaton Contactor DILM12-10(415V50HZ

      Eaton Contactor DILM12-10(415V50HZ

      US$44.62
      New In stock for sale, DEHN Surge Protection Device BSP M2 BD HF 24

      DEHN Surge Protection Device BSP M2 BD HF 24

      US$250.00
      New In stock for sale, Ferraz Shawmut Fuse A100UD73LI1000

      Ferraz Shawmut Fuse A100UD73LI1000

      US$223.08
      New In stock for sale, Relpol Relay RM84-2012-25-5230-01

      Relpol Relay RM84-2012-25-5230-01

      US$20.00
      New In stock for sale, UniOhm Resistor 1206W4J0202T5E

      UniOhm Resistor 1206W4J0202T5E

      US$17.31

      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, Endress Hauser Transmitter FMX167-A2AMC2B3

      Endress Hauser Transmitter FMX167-A2AMC2B3

      Contact Us
      New In stock for sale, ST IC Integrated Circuit TJM4558

      ST IC Integrated Circuit TJM4558

      US$1.95
      New In stock for sale, TORRINGTON Bearing FNT-1730

      TORRINGTON Bearing FNT-1730

      US$17.31
      New In stock for sale, Fuji VFD Frequency Converter FRN0006E2E-7A

      Fuji VFD Frequency Converter FRN0006E2E-7A

      Contact Us
      New In stock for sale, SCENERY Vane Pump S3520V25A14-1AA22R

      SCENERY Vane Pump S3520V25A14-1AA22R

      US$1096.15
      New In stock for sale, Eaton Moeller Circuit Breaker E6X-32/1N/B

      Eaton Moeller Circuit Breaker E6X-32/1N/B

      Contact Us
      New In stock for sale, Datalogic Optical Fiber Amplifier S7-8-E-N

      Datalogic Optical Fiber Amplifier S7-8-E-N

      Contact Us
      New In stock for sale, AirTAC Air Cylinder Pneumatic PB4X160SPen size Cylinder Pneumatic(Double acting)

      AirTAC Air Cylinder Pneumatic PB4X160SPen size Cylinder Pneumatic(Double acting)

      US$25.96
      New In stock for sale, SUNON Fan KD1208PTB1.13.2.GN

      SUNON Fan KD1208PTB1.13.2.GN

      US$43.08
      New In stock for sale, Sanyo Denki Fan 9WP0824H4D011

      Sanyo Denki Fan 9WP0824H4D011

      US$25.49

      Recent related posts

      Why are Your Refrigerating Machine and Compressor Making Abnormal Noises?

      03/11/2022

      Why are Your Refrigerating Machine and Compressor Making Abnormal Noises?

      The operation sound of the refrigerating machine is unavoidable. The fan rotating, fan blade rubbing with the air would make the noise that is normal.

      Reasons for high temperature of refrigeration compressor discharge (Technology Sharing)

      06/14/2020

      Reasons for high temperature of refrigeration compressor discharge (Technology Sharing)

      Reasons for high temperature of refrigeration compressor discharge (Technology Sharing) The refrigeration compressor is the core and heart of the refrigeration system. The capacity and characteristics of the compressor lead to the capacity and characteri器2䀀ᅵ皥䖒皦즠Ʋ嫜ི㲈Ʋ䌁皦ᮔDž༬皧嫦ི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ᐱ㥲ᐲ�僬㣢ᐲᠾ랖僧ۮ識�僬㣢ᐲ臆S㥲ᐲᬄğ識理艏S杴 識杴 㥲ᐲ

      What role does air compressor play in washing equipment and how to use it safely

      09/05/2020

      What role does air compressor play in washing equipment and how to use it safely

      Generally, you need to buy an air compressor to open a laundry room, so how big an air compressor should be configured in a general laundry room? This is the concern of the owner of the investment laundry room

      How Does Electromagnetic Flowmeter Work?

      04/16/2022

      How Does Electromagnetic Flowmeter Work?

      Electromagnetic flowmeter can be used for volume flow measurement of water. It not only has the advantages of small pressure loss and large measurable range, but also has simple structure and stable performance.

      The difference between air compressor inverter and soft starter

      09/04/2020

      The difference between air compressor inverter and soft starter

      Soft starter concept   Soft start (also known as soft starter, motor soft starter, soft starter)   Soft start is a novel motor control device that integrates motor soft start, soft stop, light load energy saving and multiple protection functions.

      Rolling rotor compressor structure

      06/14/2020

      Rolling rotor compressor structure

      Rolling rotor compressor structure

      The core problem of compressor operation

      06/29/2020

      The core problem of compressor operation

      The core problem of compressor operation The scroll compressor is a volumetric compression compressor, and the compression component is composed of a movable scroll and a static scroll. Its working principle is to use the relative orbital motion of the movable and static scrolls to form a continuous change in the enclosed volume, so as to achieve the purpose of compressing gas.

      Hitachi 6HP Inverter Compressor-Compressor

      07/05/2020

      Hitachi 6HP Inverter Compressor-Compressor

      Hitachi 6HP Inverter Compressor-Compressor Why is frost formed between the electronic expansion valve and the compressor? A customer asked: The compressor is suddenly not cooling, and the electronic expansion valve is frosted to the compressor. Is there any relationship between the two before?

      Working principle of rotary vane compressor

      06/14/2020

      Working principle of rotary vane compressor

      Working principle of rotary vane compressor

      Eight installation steps of central air conditioning

      08/19/2020

      Eight installation steps of central air conditioning

      The installation and purchase of central air conditioners are equally important. Central air conditioners have good materials and without good construction techniques, which will also affect the use of air conditioners

      • 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 :

      Cutler Hammer Circuit Breaker AEG Circuit Breaker GE Circuit Breaker Terasaki Circuit Breaker Schneider Circuit Breaker Mitsubishi Circuit Breaker Fuji Circuit Breaker Siemens Circuit Breaker Allen Bradley Circuit Breaker Eaton Moeller Circuit Breaker DZ47-60 D40 2P DZ47-60 D60 2P BC32E1CL-1N006B GSH202 AC-C16 CB E1 24DC/6A NO P-2800905 25CJT0752 MHMF022L1V2M VE4025B1045 8E5K-22-X VA08H-760 ANB42FBRMT Atos DH-0431/2/A 73 Bristol H29B33UDBLA CKD HO-25A-NC-FL FFB1248XHE-M fuji sc 0 Huaguang ETA130L jiaxipera ZBX1122CY Jokwang JSV-LT12 25A LESER 4592.2494 LG MA53LBCM LG MC98NAEM LH48YAAC mdr 100 48 Mitsubishi NN37YCAMT Panasonic DA110E13RBY5 (RSIR) Parker Sporlan 111219 Rechi 39A171A sgd7s 7r6a00b202 trk5480y

      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