Vishay Dale RH-25-121 Wirewound Power Resistor Aluminum 25W 2Ω ±1% (10 Pack)
The Vishay Dale RH-25-121 is a high-performance wirewound power resistor designed for demanding industrial applications. Encased in a durable aluminum housing, this resistor offers efficient heat dissipation and robust mechanical protection, ensuring reliable operation under challenging conditions.
Key Features
- Power Rating: 25 watts, suitable for applications requiring substantial power handling.
- Resistance Value: 2 ohms with a tight tolerance of ±1%, providing precise resistance for accurate circuit performance.
- Construction: Wirewound design housed in aluminum, offering excellent thermal conductivity and mechanical strength.
- Mounting: Chassis mount with solder lugs, facilitating secure and straightforward installation.
- Temperature Coefficient: ±20 ppm/°C, ensuring minimal resistance variation over a wide temperature range.
- Operating Temperature Range: -55°C to +250°C, accommodating extreme environmental conditions.
- Compliance: Meets applicable requirements of MIL-PRF-18546, ensuring adherence to military-grade standards.
Applications
The RH-25-121 resistor is ideal for various applications, including:
- Industrial power supplies
- Motor drives
- Braking and snubbing circuits
- Load testing
- Voltage regulation
Its robust construction and precise specifications make it a reliable choice for engineers and designers seeking high-quality components for their electronic systems.












