Name: 3431-L203UB
Brand: 3M
SKU: 3431-L203UB
Availability: InStock
Rating: 5 (73 reviews)

3431-L203UB

For Reference Only

Part Number	3431-L203UB
Manufacturer	3M
Description	CONN HEADER STKD 34POS R/A
Datasheet	3431-L203UB Datasheet 3431-L203UB Specifications
Package	-
ECAD
In Stock	8,586 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	May 2 - May 7 (Choose Expedited Shipping)
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Delivery Services

Part Number # 3431-L203UB (Rectangular Connectors - Headers, Male Pins) is manufactured by 3M and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For 3431-L203UB specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add 3431-L203UB with quantity into BOM. Heisener.com does NOT require any registration to request a quote of 3431-L203UB.

3431-L203UB Specifications

Manufacturer	3M
Category	Connectors, Interconnects - Rectangular Connectors - Headers, Male Pins
Package	-
ECAD
Series	3000
Connector Type	Header, Stackable (2)
Contact Type	Male Pin
Pitch - Mating	0.100" (2.54mm)
Style	Board to Board or Cable
Shrouding	Shrouded - 4 Wall
Number of Positions	34, 34
Number of Positions Loaded	All
Number of Rows	2
Row Spacing - Mating	0.100" (2.54mm)
Mounting Type	Through Hole, Right Angle
Termination	Solder
Fastening Type	Latch Lock/Eject Hooks, Short
Contact Length - Mating	0.240" (6.10mm)
Contact Length - Post	0.155" (3.94mm)
Overall Contact Length	-
Insulation Height	0.660" (16.76mm)
Contact Shape	Square
Contact Finish - Mating	Gold
Contact Finish Thickness - Mating	30µin (0.76µm)
Contact Finish - Post	Tin-Lead
Contact Material	Copper Alloy
Insulation Material	Polycyclohexylenedimethylene Terephthalate (PCT), Polyester, Glass Filled
Features	Keying Slot, Mounting Flange
Operating Temperature	-55°C ~ 105°C
Ingress Protection	-
Material Flammability Rating	UL94 V-0
Insulation Color	Black

3431-L203UB Datasheet

3431-L203UB Reviews

Oliv*****lita

April 2, 2023

★ ★ ★ ★ ★

It is so great to order from a supplier that provides so many shipping options at reasonable cost. It couldn't be any easier to order from Heisener. Great job!

Talo*****epard

March 24, 2023

★ ★ ★ ★ ★

These are a great value at this price.

Jol*****Haley

March 21, 2023

★ ★ ★ ★ ★

Every time I order, I get it correctly filled and faster than most of website. For a friendly use operate system, you guys are the best!

Oti*****arnes

March 11, 2023

★ ★ ★ ★ ★

I have never been experienced anything wrong with my order, the logistic has always get out the same day, and the items are always well packaged.

Davia*****hadri

February 21, 2023

★ ★ ★ ★ ★

Very supportive of my small orders, but very glad easy to work with. Hard to see how it could be any more efficient!

Sau*****ennis

February 20, 2023

★ ★ ★ ★ ★

It arrived on time. I was able to finish a repair before Sunday service and with no over time. Easy to work with.

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3431-L203UB Packaging

3431-L203UB FAQ

1. How to order 3431-L203UB on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that 3431-L203UB is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the 3431-L203UB. All suppliers must pass our qualification reviews before they can publish their products including 3431-L203UB on Heisener; we pay more attention to the channels and quality of 3431-L203UB products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the 3431-L203UB price and inventory displayed accurate?

The price and inventory of 3431-L203UB fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of 3431-L203UB?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the 3431-L203UB we delivered, we will accept the replacement or return of the 3431-L203UB only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of 3431-L203UB.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as 3431-L203UB pin diagram, 3431-L203UB datasheet?

If you need any after-sales service, please do not hesitate to contact us.

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3431-L203UB Guarantees

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

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3431-L203UB

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