Overview
The Vishay DALE RH05012R00FC02 is an aluminum-housed wirewound chassis mount resistor rated for 50W continuous power dissipation with a resistance value of 12 ohms. Built to the exacting standards of Vishay’s RH-50 series, this component combines aluminum construction for superior heat dissipation with precision wirewound elements, making it suitable for industrial power control and load testing applications.
Key Features
- 50W power rating with aluminum housed construction for high thermal performance
- ±1% resistance tolerance ensuring precise circuit matching
- Wirewound element construction for low inductance and stable performance
- Solder lug terminals for secure permanent installation
- Temperature coefficient: ±20ppm/°C for minimal drift across operating range
- Moisture resistant coating for industrial reliability
Technical Specifications
The resistor delivers stable electrical characteristics across a wide operating temperature range. Its compact chassis mount design allows straightforward integration into enclosures and circuit boards where frequent thermal cycling occurs.
- Resistance: 12 Ohms
- Power Rating: 50W
- Tolerance: ±1%
- Element Type: Wirewound
- Temperature Coefficient: ±20ppm/°C
- Operating Temperature Range: -55°C to +250°C
- Terminal Style: Solder Lugs
- Housing Material: Aluminum
- Mounting Feature: Flanges (Chassis Mount)
- Series: RH (RH-50)
Typical Applications
This resistor is commonly employed in:
- DC load banks and power supply testing
- Industrial heating and temperature control circuits
- Braking resistor networks in motor drive systems
- Precision current limiting and voltage divider networks
- High-reliability process equipment where thermal cycling is frequent
Compatibility & Replacements
Compatible With
- Industrial DC power supplies and test equipment
- Motor drive systems (ABB, Siemens, Allen-Bradley)
- Process control and manufacturing equipment
- CNC machinery electrical subsystems
- Standard PCB and chassis mount applications
Replaces / Drop-In Replacement For
The RH05012R00FC02 is a direct replacement for equivalent 50W 12Ohm wirewound chassis mount resistors within the Vishay RH-50 series. It may serve as a substitute for similarly rated resistors from other manufacturers in legacy equipment, subject to verification of mechanical and electrical compatibility with your specific application. Verify compatibility with your system integrator before ordering.
Works With
- Standard solder lug connection methods (permanent installation)
- Heat sink mounting systems with aluminum-to-substrate contact
- Industrial control panels and electrical enclosures
- DC power distribution networks up to full rated 50W
