Overview
The Roederstein MKP 1841 metallized polypropylene film capacitors are double metallized film capacitors engineered for demanding industrial and commercial applications. Manufactured by Vishay Roederstein, this series delivers stable, reliable capacitance across a wide range of voltage ratings. The 750-piece box packaging provides bulk inventory for OEM production runs, system integrators, and repair centers requiring consistent stock.
Key Features
- Metallized polypropylene dielectric — dual-layer construction ensures low ESR and excellent pulse handling
- Multi-voltage availability — 250VDC to 2000VDC rated variants for flexible system design
- Through-hole radial leads — standard pitch spacing for PCB assembly compatibility
- Long operational life — >300,000 hours typical rating under rated conditions
- RoHS compliant formulations — meets automotive and industrial environmental standards
- Bulk packaging — economical 750-unit box format for high-volume production
Technical Specifications
- Component Type: Metallized Polypropylene Film Capacitor
- Series: MKP 1841
- Capacitance Range: 0.022 µF to 10 µF (varies by rated voltage)
- Voltage Ratings: 250VDC / 400VDC / 630VDC / 1000VDC / 1600VDC / 2000VDC
- Tolerance: ±5% to ±10% (standard)
- Dielectric Material: Polypropylene (PP) metallized
- Mounting: Through-hole, radial leads
- Operating Temperature Range: -55°C to +100°C
- Climate Category: 55/100/56
- Operational Life: >300,000 hours
- Packaging: 750 pieces per box
- Lead Terminal: Solder tinned copper wire
- Pitch Spacing: 22.5 mm standard
Typical Applications
- Input and output filtering in switched power supplies (SPS)
- DC link capacitors in frequency converters and motor drives
- Snubber and suppression circuits in power electronics
- High-voltage timing and integrator circuits
- Deflection circuits in industrial CRT and display systems
- Energy storage and pulse applications
- Protective coupling circuits in signal conditioning
Compatibility & Replacements
Compatible With
- PCB assembly equipment (standard through-hole radial footprint)
- Wave and selective soldering processes
- Industrial power supply designs (250VDC to 2000VDC systems)
- Automotive and industrial control systems
- Motor drive and VFD applications
- Energy storage and filtering circuits
Replaces / Drop-In Replacement For
- Earlier Roederstein MKP 1841 production batches
- ERO-Roederstein legacy film capacitor stock
- Vishay-sourced MKP 1841 inventory
Works With
- Standard PCB CAD libraries (through-hole 2.54 mm and 22.5 mm pitch patterns)
- IEC 60384-16 standard compliance (film capacitor specifications)
- Industrial control software and power electronics design tools
- Automated assembly and pick-and-place systems
- RoHS tracking and environmental compliance databases
