Bench Stock: Electronic Components • Vintage Repair Parts • Obsolete & NOS Surplus • Audio/RF/Radio Parts • Donor Pulls • Test Gear
Limited Stock

TDK B57321V2103J060 10K ohm NTC Thermistors 55 PCS

Resistors • SKU RFB00954

Halloween Boneyard Special — 15% OFF
$6.99$5.94
YOU SAVE $1.05!
Save 10% with RF Boneyard Pass.
Join RF Boneyard Pass to unlock member pricing on this item when eligible.
Join RF Boneyard Pass
BEST DISCOUNT: Halloween Boneyard Special
The 15% sale saves more than the 10% standard Bench Pass discount. Members also receive the sale price of $5.94. Discounts do not stack.
🇺🇸 Eligible for FREE U.S. SHIPPING on qualifying $25.00+ orders
Excludes Hawaii, international destinations, and Special Handling.
Bonus Included
Signed Sparky thank-you card with every order.

Good parts never die. Every RF Boneyard order includes a signed collectible thank-you card from Sparky the Zombie.

Ask Product Question
Full Description & History

Genuine TDK Electronics B57321V2103J060 surface-mount NTC thermistors supplied as a lot of 55 pieces from original distributor-labeled stock.

These miniature 0603 thermistors feature a nominal resistance of 10K ohm at 25°C and a B25/50 characteristic of 3940K. Their resistance decreases as temperature increases, making them suitable for temperature sensing, monitoring, and thermal compensation circuits.

Applications include industrial control equipment, electronic instrumentation, power supply monitoring, communications electronics, and compact circuit-board repair.

TECHNICAL SPECIFICATIONS:

Part numberB57321V2103J060
ManufacturerTDK Electronics
ConditionNOS
Quantity1
NOS / New Old Stock Origin Tracker NOS / New Old Stock

Unused new old stock from legacy inventory. Packaging, age, and cosmetic condition may vary.

⚡ Boneyard Pipeline
In Stock1 available
StatusGone When Gone

Pipeline quantities are informational and may change after arrival, inspection, sorting, testing, or donor teardown.

Compatible Radios / Boards

Compatible Radios / Boards

Compatible with electronic assemblies requiring a 0603 surface-mount NTC thermistor rated at 10K ohm nominal resistance at 25°C with a B25/50 value of 3940K. Suitable for compatible temperature sensing, monitoring, compensation, industrial controls, instrumentation, and electronic repair applications. Verify physical footprint and resistance-temperature characteristics before installation.

RF Boneyard Bench Notes

RF Boneyard Bench Notes

Original distributor-labeled TDK stock. Manufacturer part number, resistance, and B-value identified from packaging. Individual thermistors have not been electrically tested.

Product Q&A

Ask the bench before you buy.

Post a question about this part

Login or create an account to ask a product question. This helps keep spam out of the RF Boneyard bench.

Login to Ask

Answered Questions

No answered questions yet. Be the first to ask the bench.

Also Filed Under
NOS Electronic Components
See Listing Tech Install OLD NEW STOCK
RF Boneyard Passport
☠
#
Part Number:
B57321V2103J060
🏭
Manufacturer:
TDK Electronics
▦
Category:
RF Boneyard Part
🔧
Condition:
vintage stock
⌁
Bench Status:
Distributor superplus package
📄
Docs:
See Listing
⚠
Install Level:
Technician Install
◆
Rarity:
OLD NEW STOCK
Passport Key
Condition = source/physical state. Bench Status = what kind of bench check or note exists. Docs = datasheet or support file attached. Install Level = caution level for fitting the part. Rarity = how hard it may be to replace.
RF Boneyard Catalog Record limited