Power Film, AC Applications SFT44T35K291B-F
SFT44T35K291B-F
Power film capacitors for AC applications provide reliable filtering, correction, and energy handling in demanding industrial and commercial power systems.
Brand: Knowles
Manufacturers:
Product Overview
Features
- Available in single-phase and three-phase configurations
- Voltage ratings up to 4800 VAC
- UL 810 fail-open approved for safety-critical applications
- Constructed with polypropylene film for low dissipation factor
- Cylindrical and rectangular case options
- Corona-free encapsulation for long service life
- Custom tuning for harmonic mitigation based on user profiles
Benefits
- Enhances power quality by reducing harmonic distortion
- Improves system reliability with fail-safe operation
- Extends capacitor life through optimized thermal and electrical design
- Supports flexible integration with multiple form factors
- Reduces maintenance costs in motor and inverter systems
- Enables precise filtering with application-specific tuning
Target Applications
- AC inverter output filtering
- Power factor correction in industrial systems
- HVAC and motor-run circuits
- Harmonic filtering in low-voltage power networks
- HID lighting and ballast systems
- Uninterruptible power supplies (UPS)
Specifications
| Type | Film |
|---|---|
| Part Number | SFT44T35K291B-F |
| Capacitance | 35µF |
| Tolerance | -10%/+10% |
| AC Voltage | 440 |
| Product | Film |
| Product Type | Power Film, AC Applications |
| Range | SF |
| Series Family | SF |
| Max. Temp. | 70°C |
| Min. Temp. | -40°C |
| Diameter | 66.5 |
| Brand | Cornell Dubilier |
Product Documentation
Datasheets
Design Files
3D Models
Additional Resources
Distributor Inventory
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| Part Number | Part Description | Quantity | Distributor |
|---|---|---|---|
| SFT44T35K291B-F | MOTOR START CAPACITORS & MOTOR RUN CAPACITORS 35UF 440V | 16 |
Mouser Electronics Inc.
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| SFT44T35K291B-F | CORNELL DUBILIER KNOWLES | 23 |
DigiKey
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