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Product Detailed Parameters
- Description：CAP FEEDTHRU
- Series：B85321
- Mfr：EPCOS - TDK Electronics
- Package：Bulk
- Voltage - Rated：-
- Current：-
- Operating Temperature：-
- Mounting Type：-
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- Size / Dimension：-
- Capacitance：-
- Tolerance：-
- DC Resistance (DCR) (Max)：-
- Insertion Loss：-
- Temperature Coefficient：-
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Overview
The B85321A2105A401 is a two-line AC feed-through capacitor manufactured by EPCOS (TDK). It features a metal package designed for panel mounting. The component has a rated voltage of 250 V AC at 50/60 Hz and 600 V DC, with a high potential rating of 2000 V. It supports a rated current of 400 A. The filter operates within a frequency range of 0.01 MHz to 1000 MHz, providing an insertion loss of 100 dB at the maximum frequency and 5 dB at the minimum frequency. Physical dimensions are 30 mm in diameter and 81 mm in height.
Feature Summary
- Two-line configuration for AC feed-through applications
- Metal package construction for robust performance
- High rated current capacity of 400 A
- Panel mount installation type
Applications
- EMI suppression in industrial power systems
- Filtering in high-current AC power distribution
- Electromagnetic compatibility enhancement in heavy machinery
Procurement Notes
Verify the specific suffix against official TDK documentation to confirm electrical ratings and physical dimensions. Ensure the procurement specification matches the required rated current and voltage parameters for the target application environment. Cross-reference the manufacturer series number B85321 to validate component authenticity and technical compliance before integration.
Selection Notes
Select this component for applications requiring high current handling and effective EMI filtering in AC power lines. Consider the panel mount requirement and physical dimensions during mechanical design. Evaluate the operating temperature and frequency range to ensure compatibility with the system's electromagnetic interference profile and thermal conditions.
Part Context
This component belongs to the B85321 series of feed-through capacitors from EPCOS (TDK). The series is designed for EMC filtering in power electronics. These components utilize a metal housing and are intended for panel mounting to provide efficient noise suppression in high-power AC circuits.
Replacement Considerations
Consult official TDK documentation for confirmed substitute part numbers within the B85321 series or equivalent product lines. Verify that any replacement matches the rated voltage, current, and physical mounting specifications.
