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Quick Details

  • Place of Origin: China (Mainland)
  • Brand Name: LJV
  • Model Number: Rotary Pot RP3900NOXA-H01-0000
  • Type: Rotary Potentiometer
  • Technology: Carbon Film
  • Resistance: 10K
  • Resistance Tolerance: 10%
  • Rated Power: B TAPER 0.05W
  • Max. Operating Voltage: AC 50V DC 10V
  • Operating Temperature: -30℃ to +60℃
  • Application: Walkie-Talkie, Appliances
  • Salt spraying resistance: 78 hours at least
  • Certification: RoHS, REACH, SGS, ISO/TS16949
  • TotalRotational Angle: 225°±5°
  • Detents: 8
  • Detent torque: 280gf.cm -- 1000gf.cm
  • Insulation Resistance: 100MΩ Min @ 250VDC 1mA
  • Rotation life: 30,000±200 cycle
  • Rated voltage: DC 12V
  • Maximum operating current: 1A Max

Packaging & Delivery

Packaging Details LJV Resistor potentiometer:
50pcs/Tray, 650pcs/Carton,
Tray style:Foamed plastic plate
Delivery Time Shipped in 18 days after payment
Product Description
Rotary Potentiometer
B Typer 100K
Power Rating
Rated voltage
DC 12V
Maximum operating current
1A Max
Insulation Resistance
100 megaohms min. @ 250VDC 1mA
Contact Resistance
100 milliohms max. @ initial
Detent torque
280gf.cm -- 1000gf.cm
Rotation life
30,000±200 cycles
Total Rotational Angle
Stop Strength
3Kgf.cm Min
Shaft wobble
0.7*L/30mm p-p Max
Shaft play in axial direction
0.4mm Max
Bushing nut tighten strength
7.0Kgf.cm Min
less than 150mV p-p


1.Compact design
2.Long operating life
3.PC board mount 
4.Excellent performance

5. RoHS & REACH compliant

LJV Introduction

LJV was focusing on supplying the spare parts of plastic and hardware for potentiometers and encoders since 1996, meanwhile, we have also devoted to R&D and manufacturing of potentiometers and encoders, and we are very confident that both our spare parts and finished products can reach customers’ requirements. All our products and their components are in compliant with RoHS, REACH and ISOTS16949

Automation Division
Other products
Packing & Delivery
Our most professional packaging
Transport of large trucks to by Aire express
And international transport cooperation
Our Service

1. OEM Manufacturing welcome: Product, Package...
2. Sample order
3. We will reply you for your inquiry in 24 hours.
4. after sending, we will track the products for you once every two days, until you get the products. When you have gotten the goods, tested them, please kindly give us a feedback.If you have any questions about the problem,  please contact us and we will offer a solution to you.


Q1. What do RP, RE & RS stand for? and what does RP09 stands for, for example?

A: RP means rotary potentiometer, RE for rotary encoder, RS for rotary switch,

The RP09 means rotary potentiometer whose housing width is 9.5mm, and so on.

Q2. What is your terms of packing?
A: Generally, we pack our rotary potentiometers in cystosepiment and brown carton with label mark attached to it. If you have special requirement, please tell us and we will check if we could customize it for you.

Q2. What is your terms of payment and delivery?
A:  100% T/T or Paypal before production with shipping term of EXW, of course, we could deliver goods via FEDEX, DHL or UPS according to your request at a comparative low price.

Q3. How about your delivery time?
A: Generally, rotary potentiometer will take around 15 days for the mass production, and about 4 days for samples.

Q4. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q5. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the rotary potentiometer sample cost and the courier cost.

Q6. Do you test all your goods before delivery?
A: Yes, we have 100% test of rotary potentiometer before delivery

Q7: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price of rotary potentiometer to ensure our customers benefit ;
    2. We respect every customer as our friend and we sincerely do business and make friends with them,  no matter where they come from.

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Supplier's Trade Assurance Limit: US $33,000
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