Screw Terminal Aluminum Electrolytic DCMC821T250AA2B
DCMC821T250AA2B
High-capacitance screw terminal aluminum electrolytic capacitors engineered for industrial-grade filtering, energy storage, and inverter applications.
Brand: Knowles
Manufacturers:
Product Overview
Features
- Voltage ratings: 6.3 Vdc to 550 Vdc
- Capacitance range: 90 µF to 2,700,000 µF
- Operating temperature: −55 °C to +105 °C
- ESR (Equivalent Series Resistance): as low as 0.0015 Ω
- Ripple current ratings: up to 80.5 A RMS at 85 °C, 120 Hz
- Load life: 10,000 hours at full rated voltage and temperature
- Available in multiple case sizes and mounting formats
Benefits
- Supports high ripple current for demanding power conversion systems
- Enables long service life in industrial and energy environments
- Reduces thermal stress with low ESR and robust construction
- Simplifies mechanical integration with standardized screw terminal formats
- Offers broad capacitance and voltage options for flexible design
Target Applications
- DC link filtering in inverter systems
- Bulk energy storage in UPS and power supplies
- Welding equipment and motor drives
- Industrial automation and control systems
- Renewable energy and solar installations
Specifications
| Type | Aluminum |
|---|---|
| Part Number | DCMC821T250AA2B |
| Capacitance | 820µF |
| Tolerance | -10%/+50% |
| DC Voltage | 250 |
| Product | Aluminum |
| Range | DCMC |
| Series Family | DCMC |
| ESR | 0.1564 |
| ESR Freq. | 120 |
| ESR Temp. | 25 |
| Loadlife hrs | 2000 |
| Max. Temp. | 85°C |
| Min. Temp. | -40°C |
| Diameter | 34.9 |
| Length | 54 |
| Product Type | Screw Terminal Aluminum Electrolytic |
| Brand | Cornell Dubilier |
Product Documentation
Datasheets
Design Files
3D Models
Distributor Inventory
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| Part Number | Part Description | Quantity | Distributor |
|---|---|---|---|
| DCMC821T250AA2B | CAP ALUMINUM LYTIC 820UF 250V -10% TO 50% (34.93 X 53.98MM) CLAMP MOUNT SCREW 0.1564 OHM 2.5A 2000H 85°C | 17 |
Arrow Electronics
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| DCMC821T250AA2B | ALUMINUM ELECTROLYTIC CAPACITORS - SCREW TERMINAL 820UF 250V | 77 |
Mouser Electronics Inc.
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| DCMC821T250AA2B | CORNELL DUBILIER KNOWLES | 49 |
DigiKey
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|