RP061SB250KK OHMITE Rheostat

Review OHMITE 25ohm 12.5 Watt Rheostat

The Ohmite RP061SB250KK is a high-performance 25 ohm, 12.5 watt Rheostat designed for various applications where precise voltage control is required. This rheostat is manufactured by Ohmite, a leading global supplier of precision resistors, current limiters, and sensing elements.

The RP061SB250KK is a wired type rheostat, which means it comes without an integral switch or rotary control. It is designed for use with DC voltages and currents. The resistance value of this rheostat is 25 ohms, making it suitable for applications where a specific resistance value is needed to achieve precise voltage regulation.

This rheostat is rated for a maximum power dissipation of 12.5 watts. This means that it can safely handle the heat generated when passing a specified current through it while maintaining the desired resistance value. The power rating ensures that it can handle the demands of various applications without overheating or failing.

The RP061SB250KK is constructed using high-quality materials to ensure durability and reliability. It features a robust ceramic body that can withstand high temperatures and harsh environments. The terminals are made of brass, which provides excellent electrical conductivity and resistance to corrosion.

This rheostat also comes with a number of safety features. It has a current limiting function that prevents the rheostat from drawing too much current, which can cause damage to the device or even start a fire. It also features a thermal protection mechanism that shuts off the rheostat if it gets too hot, preventing it from overheating and potentially causing damage.

The Ohmite RP061SB250KK is a versatile and reliable rheostat that is ideal for various applications, including laboratory experiments, industrial processes, and power supply systems. Its precise resistance value, high power rating, and safety features make it a popular choice for engineers and technicians who require precise voltage control in their projects.

The Ohmite RP061SB250KK is a 25 ohm, 12.5 watt rheostat. A rheostat is a variable resistance device used to control the flow of electrical current. Here are some pros and cons that might help you decide if this rheostat is the right choice for your project:

1. High wattage: This rheostat can handle a relatively high power level, making it suitable for applications where a large current may be required.

2. Precise resistance: With a tolerance of /- 5%, this rheostat offers a fairly precise resistance value, which is important for some applications.

3. Durable construction: The RP061SB250KK is made with high-quality materials, including a brass housing and a baked enamel coating, which makes it durable and able to withstand harsh environments.

4. Easy to use: This rheostat has a simple rotary design, making it easy to use and adjust the resistance value.

1. Size and weight: This rheostat is larger and heavier than some other options on the market, which may make it less suitable for applications where space is a limiting factor.

2. Cost: Compared to some other rheostats with similar specifications, the RP061SB250KK may be more expensive.

3. Limited adjustment range: While this rheostat offers a fairly precise resistance value, it may not be suitable for applications where a very wide adjustment range is required.

In conclusion, the Ohmite RP061SB250KK is a high-quality, durable rheostat with a precise resistance value and a relatively high wattage. However, it may be larger and heavier than some other options, and it may be more expensive than some alternatives. If you need a rheostat for an application where a high power level and precise resistance value are important, and you have the space and budget for a larger, more expensive component, then the RP061SB250KK could be a good choice. However, if size, weight, or cost are major factors in your decision, you may want to consider other options.

Recommendation: If you are looking for a high-quality, durable rheostat with a precise resistance value and a relatively high wattage, and you have the space and budget for a larger, more expensive component, then the Ohmite RP061SB250KK could be a good choice for your project. However, if size, weight, or cost are major factors in your decision, you may want to consider other options with similar specifications but more compact sizes and lower prices.

Details:

This passive component has a tolerance rating of 10% and is soldered for termination. It is manufactured by Ohmite in the USA with a power rating of 12.5 watts and resistance 25 ohms. Perfect for electronic equipment and supplies, this rheostat offers precise control of resistance in a compact design. The RP061SB250KK Ohmite 25ohm 12.5 watt rheostat is a single turn potentiometer designed for panel mounting.

specifications passivecompos:

• brand: Ohmite
• mpn: Rp061sb250kk
• power rating: 12.5 W
• mounting style: Panel Mount
• type: Single Turn Potentiometer
• tolerance rating: 10
• termination style: Soldering
• country of origin: United States

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general passivecompos:

• category: Business & Industrial > Passive Components > Variable Resistors > Potentiometers

offer passivecompos:

• availability: in stock
• options: ship-to-home
• sold #: 15
• started: january 14, 2026
• prices: $298.00–$378.00
• item condition: New – Open box
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