Product Description
Captor Corp FT-8311 High Current Feedthru Capacitor – 100VDC, 5µF, 250A
This used Captor Corp FT-8311 is a specialized high-current feedthrough capacitor designed for EMI/RFI filtering in power systems. With a 250 amp current rating and 5µF capacitance, it is suitable for demanding applications where both high power and effective noise filtering are required.
Captor Corporation is known for manufacturing high-quality filters and capacitors for military, aerospace, and industrial applications.
Key Specifications
| Specification | Details |
|---|---|
| Manufacturer | Captor Corporation |
| Model | FT-8311 |
| Type | High current feedthru capacitor |
| Voltage Rating | 100 VDC |
| Capacitance | 5 µF |
| Current Rating | 0 – 250 Amps |
| Termination | 1/2-13 UNC thread |
| Maximum Torque | 250 lb-in |
| Application | EMI/RFI filtering in high-current DC power lines |
| Construction | [Likely ceramic or film dielectric with threaded busbar connection] |
Features & Benefits
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High Current Capacity: 250A rating handles substantial power without overheating
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Effective Filtering: 5µF capacitance provides significant noise attenuation in DC power lines
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Robust Termination: 1/2-13 UNC thread allows secure, high-current connection
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Torque Specification: 250 lb-in maximum ensures proper installation without damage
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Captor Quality: Built to demanding industrial and military standards
Applications
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Power Supplies: Output filtering for high-current DC supplies
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Motor Drives: EMI filtering on DC bus lines
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Battery Systems: Noise suppression in large battery banks
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Welding Equipment: Filtering in high-current welding power sources
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Plating/Anodizing: DC power filtering for electrochemical processes
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Test Equipment: High-current test setups requiring clean DC power
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Renewable Energy: Solar inverter and battery storage systems
Condition
SOLD AS IS
USED – SHOWS NORMAL WEAR (scuffs, minor marks)
CAPACITANCE NOT TESTED
NO MOUNTING HARDWARE INCLUDED
PICTURE MAY NOT MATCH PRODUCT



