Jameco Valuepro
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Jameco Valuepro RSFMO5WS250RJBU Resistor Metal Oxide 250 Ohm 5W 5% Pack of 20
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Jameco Valuepro RSFMO5WS250RJBU Resistor Metal Oxide 250 Ohm 5W 5% Pack of 20
Jameco Valuepro RSFMO5WS250RJBU Resistor Metal Oxide 250 Ohm 5W 5% Pack of 20
Item #: 39910245

Jameco Valuepro RSFMO5WS250RJBU Resistor Metal Oxide 250 Ohm 5W 5% Pack of 20

Item #: 39910245

XCD 49

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What Stands Out

High Power Rating
These 5W resistors are designed to handle higher power loads, making them ideal for both hobbyist projects and professional applications requiring reliable performance under stress.
Precision Tolerance
With a 5% tolerance, these resistors ensure consistent and accurate resistance values, reducing uncertainties in electronic circuits and enhancing overall reliability in your projects.
Bulk Packaging
Packaged in a set of 20, this product offers great value for money, providing ample components for multiple projects, ensuring you’re well-equipped for any electronic challenge.

Product Details

Shop the Jameco Valuepro RSFMO5WS250RJBU Resistor Metal Oxide 250 Ohm 5 Watt 5% Pack of 20 at Ubuy Saint Lucia. High-quality flame-proof fixed resistor with 250 ohms resistance, 5W power, and 5% tolerance. Made in China.
Item Weight0.5 lbs (230 grams)

Who Should Buy?

Suitable For
  • Electronics Hobbyists

    Perfect for DIY electronics projects needing reliable resistance values with manageable power ratings in compact spaces.

  • Circuit Designers

    Ideal for designers requiring precise resistance in their circuits, while maintaining a tight tolerance for optimal performance.

  • Educational Use

    Suitable for students learning about electronics, offering a practical hands-on experience with essential resistive components.

Not Suitable For
  • High-Power Applications

    May not suffice for high-power requirements where higher wattage resistors are essential for safe and effective operation.

  • Precision Instrumentation

    Not ideal for applications demanding very low tolerance resistors, as 5% tolerance may lead to inaccuracies.

  • Industrial Use

    Not optimal for industrial environments where robust and highly durable components are essential for longevity and reliability.

Product Description

Jameco Valuepro RSFMO5WS250RJBU Resistor Metal Oxide 250 Ohm 5W 5% Pack of 20

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Customer Questions & Answers

  • Question: What is the power rating of the Jameco Valuepro RSFMO5WS250RJBU resistors?

    Answer: The Jameco Valuepro RSFMO5WS250RJBU resistors have a power rating of 5 watts. This means they can safely dissipate up to 5 watts of power without overheating. This power rating makes them suitable for a variety of electronic projects, including power circuits and audio equipment where reliable performance is essential. By using resistors with appropriate power ratings, you ensure the longevity and stability of your circuits.
  • Question: What is the tolerance level of the Jameco Valuepro RSFMO5WS250RJBU resistors?

    Answer: These resistors have a tolerance of 5%, meaning the actual resistance can vary by plus or minus 5% from the nominal value of 250 Ohms. This level of tolerance is ideal for most general-purpose applications, where precision is less critical. The 5% tolerance allows for flexibility in circuit design and ensures that minor variances won’t significantly impact the overall performance of your electronic projects.
  • Question: Are the Jameco Valuepro RSFMO5WS250RJBU resistors suitable for high-temperature environments?

    Answer: Yes, metal oxide resistors like the Jameco Valuepro RSFMO5WS250RJBU are designed to operate in higher temperature environments compared to standard carbon resistors. They can withstand temperatures up to 155°C, making them suitable for applications that may involve heat due to power dissipation. This characteristic is especially beneficial in power supply circuits or industrial applications where heat management is crucial.
  • Question: What type of applications are ideal for the Jameco Valuepro RSFMO5WS250RJBU resistors?

    Answer: These resistors are versatile and can be used in various applications, including power supplies, industrial electronic devices, and audio amplification circuits. Their robust construction and reliable performance make them suitable for both hobbyist projects and professional designs. Whether you're building a simple LED circuit or a more complex audio system, these resistors provide the stability needed for quality operation.
  • Question: How do I determine the right resistor value for my circuit?

    Answer: To determine the right resistor value, consider the voltage and current requirements of your circuit. Use Ohm's Law (V = I × R) to calculate the resistance needed based on your circuit’s voltage (V) and current (I). Once calculated, you can choose a resistor like the Jameco Valuepro RSFMO5WS250RJBU, which has a value of 250 Ohms, to meet your design specifications. This process ensures your circuit operates effectively and safely.
  • Question: What is the difference between metal oxide and carbon resistors?

    Answer: Metal oxide resistors, such as the Jameco Valuepro RSFMO5WS250RJBU, are known for their stability and ability to handle higher temperatures compared to carbon resistors. They offer better performance in terms of tolerance and reliability in demanding environments, making them ideal for high-power applications. On the other hand, carbon resistors may be less expensive but are typically used in lower-power and basic applications. Choose based on performance needs.
  • Question: What should I consider when using resistors in parallel or series?

    Answer: When using resistors in parallel or series, always consider how they will affect the total resistance. In series, the total resistance is the sum of all resistors, while in parallel, it can be calculated using the formula 1/R_total = 1/R1 + 1/R2 + ... This understanding helps you to achieve specific resistance values needed for your circuit design. The flexibility of using resistors like the Jameco Valuepro RSFMO5WS250RJBU allows for greater versatility in circuit configurations.
  • Question: Can I use the Jameco Valuepro RSFMO5WS250RJBU for breadboarding?

    Answer: Yes, the Jameco Valuepro RSFMO5WS250RJBU resistors are suitable for breadboarding. They are available in a compact form factor that makes them easy to integrate into prototype designs on a breadboard. This is ideal for testing circuit configurations before finalizing a design. Their reliable power rating and tolerance ensure consistent performance, making them a great choice for experimentation and development.
  • Question: How do I install the Jameco Valuepro RSFMO5WS250RJBU resistors on a PCB?

    Answer: To install the Jameco Valuepro RSFMO5WS250RJBU resistors on a PCB, simply place the resistor leads into the designated holes on the PCB and solder them in place. Ensure that you follow the correct polarity, although resistors are non-polarized. The durable construction of these resistors is compatible with standard soldering practices, making installation straightforward for both novice and experienced users.
  • Question: Where can I buy Jameco Valuepro RSFMO5WS250RJBU Resistor Metal Oxide 250 Ohm 5W 5% Pack of 20?

    Answer: You can purchase the Jameco Valuepro RSFMO5WS250RJBU Resistor Metal Oxide 250 Ohm 5W 5% Pack of 20 on Ubuy. They offer a variety of electronic components including these resistors, providing reliable service and product availability. Shopping on Ubuy ensures you have access to quality components for your projects.

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