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B57861S0103A039
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Reference price and stock shown as of 2026-09-19. Confirm live availability and unit price via RFQ before placing a PO.

B57861S0103A039

THERMISTOR NTC 10KOHM 3988K BEAD
EPCOS (TDK) · Temperature Sensors - NTC Thermistors · BOM Matching
Mfr. Part Number
B57861S0103A039
Manufacturer
EPCOS (TDK)
Package / Case
Bead
Datasheet
Datasheet
Description
THERMISTOR NTC 10KOHM 3988K BEAD
RoHS Status
Lead Free / RoHS Complaint
Availability
Sourcing — Lead time quoted on request (often 3–15 business days by channel)
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B57861S0103A039
EPCOS (TDK)
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In Stock3,907
Unit
Price
$6.12
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Reference Price
QuantityPrice
1$ 6.1200
Prices are for reference only. The final transaction is subject to confirmation.
As of 2026-09-19 · Valid as reference until 2026-09-26 · Request RFQ for live stock.
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Specification Summary

Package / Case
Bead
Operating Temperature
-55°C ~ 155°C
Mounting Type
Free Hanging
B Value Tolerance
±1%
B25/100
3988K
Length - Lead Wire
13.54" (344.00mm)
Power - Max
60 mW
Resistance Tolerance
±1%
Full specifications are listed below. Need alternates or BOM matching? Read BOM guide · Request a quote
Stock status: Sourcing — Lead time quoted on request (often 3–15 business days by channel)
Shortage / allocation / EOL lines may need longer — ask via RFQ.
Reference price and stock shown as of 2026-09-19. Confirm live availability and unit price via RFQ before placing a PO.
Lead time FAQ Authenticity FAQ MOQ FAQ
Specifications
Product Description
Purchase & Inquiry
Resistance in Ohms @ 25°C
10k
B Value Tolerance
±1%
B0/50
-
B25/50
-
B25/75
-
B25/85
-
B25/100
3988K
Mounting Type
Free Hanging
Operating Temperature
-55°C ~ 155°C
Length - Lead Wire
13.54" (344.00mm)
Resistance Tolerance
±1%
Package / Case
Bead
Power - Max
60 mW
THERMISTOR NTC 10KOHM 3988K BEAD
Brand Introduction
TDK Corporation is one of the world's leading manufacturers of electronic components and systems. TDK's portfolio includes passive components, such as ceramic, aluminum electrolytic and film capacitors, ferrites and inductors, high-frequency products, and piezo and protection components, as well as sensors and sensor systems. These products are marketed under the product brands TDK, EPCOS, InvenSense, Micronas, and Tronics. TDK focuses on demanding markets in the areas of information and communication technology and automotive, industrial and consumer electronics.
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Buying FAQ — B57861S0103A039

Answer-first notes for stock, authenticity, lead time and quoting. Marked up as FAQPage.

How do I buy B57861S0103A039 from Yingxinyuan?

Open RFQ with quantity and target date, or upload a BOM that includes B57861S0103A039. We reply with stock, channel note, reference price and ETA.

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How fresh is the stock figure?

Stock and reference price show an as-of date on the page. Ask for a live confirm — allocation lines can change daily.

How do you source authentic parts?

We source from manufacturers, franchised distributors and verified independents, then inspect incoming lots. See /anti-counterfeit/.

What is a typical lead time?

In-stock lines often ship within 24–48 hours after confirmation. Sourcing / allocation ETAs are quoted per line — see /lead-time-shipping/.
BOM matching · Anti-counterfeit · Lead time & shipping

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