B40K250
390 V 40 kA Varistor 1 Circuit Chassis Mount ModuleB40K250
390 V 40 kA Varistor 1 Circuit Chassis Mount Module
-
Manufacturer Part # : B40K250
-
Package/Case: Module
-
Brand: Tdk
-
Series : B72240B
Quality Assurance
Quality Assurance
All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.






Certification
We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.
Shipping & Payment
Shipping & Payment
About Shipping
We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.








About Payment
We accept various payment methods, including VISA, MasterCard, UnionPay, Western Union, PayPal, and other channels.
If you have a specific payment method in mind or would like to inquire about rates and other details, please feel free to contact us.

WireTransfer

Paypal

CreditCard

WesternUnion

MoneyGram
Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
Confirm the return or exchange with our staff.
Maintain the goods in their original condition as received.
Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]
About packaging
Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.

Example

Tape and Reel

Cut Tape

Tube or Tray
B40K250 DataSheet

Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Interested Parts
B40K250 Details
Lisleapex Semiconductor offers the highly versatile and reliable B40K250 driver, produced by Tdk. With its multifunctional and high-performance capabilities, this component is an excellent choice for a wide range of electronic projects.
To ensure that you have all the necessary information to make the most of this component, Lisleapex provides a free datasheet PDF, as well as circuit diagrams, pin layouts, pin details, pin voltage ratings, and equivalent components for the B40K250.
Lisleapex also offers free samples. Simply fill out and submit the sample request form to receive your free samples for testing. If you have any questions, please feel free to contact us at any time.
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Series | HighE | Package | Bulk |
Product Status | Active | Maximum AC Volts | 250 V |
Maximum DC Volts | 320 V | Varistor Voltage (Min) | 351 V |
Varistor Voltage (Typ) | 390 V | Varistor Voltage (Max) | 429 V |
Current - Surge | 40 kA | Energy | 490J |
Number of Circuits | 1 | Capacitance @ Frequency | 2900 pF @ 1 kHz |
Operating Temperature ! | -40°C ~ 85°C (TA) | Mounting Type | Chassis Mount |
Package / Case | Module | Base Product Number | B72240B |
Recommend Parts
-
Radial design simplifies installation and minimizes space usage
Brand: TDK Package/Case: Radial
2,016 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
Aluminum snap-in capacitors for reliable DC voltage regulation
Brand: TDK Package/Case: Radial
5,582 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
Durable and reliable capacitors for demanding electronic projects
Brand: TDK Package/Case: Radial
7,323 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
100VDC rated with 3300uF capacity and PVC insulation.
Brand: TDK Package/Case: Radial
3,284 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
6,869 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
B41042A2398M: A high-performance aluminum radial capacitor for a wide range of uses
Brand: TDK Package/Case: Radial
5,065 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
Radial capacitor features 4.7 microfarad capacity, 20% tolerance, and 25V rating for reliable performance in various circuits
Brand: TDK Package/Case: Radial
3,681 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
Robust and efficient circuit component for high-power equipmen
Brand: Epcos - Tdk Electronics Package/Case: Module
3,487 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
Key Features: Chassis mount design, working voltage, kA surge curren
Brand: Epcos - Tdk Electronics Package/Case: Module
3,635 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
High-voltage surge protection for sensitive electroni
Brand: Epcos - Tdk Electronics Package/Case: Module
2,316 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
Advanced surge suppression device with high discharge capabilit
Brand: Epcos - Tdk Electronics Package/Case: Module
7,431 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
7,507 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
Compact chassis mount module for easy installation in various application
Brand: Epcos - Tdk Electronics Package/Case: Module
4,182 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
100 µF 63 V Aluminum - Polymer Capacitors Radial, Can - SMD 17mOhm 4000 Hrs @ 125°C
Brand: TDK Package/Case: Radial
5,630 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
82 µF 63 V Aluminum - Polymer Capacitors Radial, Can - SMD 22mOhm 4000 Hrs @ 125°C
Brand: TDK Package/Case: Radial
3,710 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
120 µF 63 V Aluminum - Polymer Capacitors Radial, Can - SMD 17mOhm 4000 Hrs @ 125°C
Brand: TDK Package/Case: Radial
5,242 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
Price details
Prices listed do not include VAT.
Quantity | Unit Price |
---|