EPCOS B32021A3104K Film Capacitor

Date:2026-3-12 Share to:

Product Overview

The EPCOS B32021A3104K is a high-reliability, RoHS-compliant film capacitor designed for demanding industrial control and EMI suppression applications. Part of the trusted B32021 series, this 0.1μF, 305V AC-rated capacitor utilizes metallized polypropylene (MKP) dielectric technology to deliver excellent self-healing properties, low dielectric losses, and long service life — ideal for noise filtering and interference suppression in safety-critical circuits.

Technical Specifications

Parameter Value
Brand EPCOS (TDK)
Model B32021A3104K
Capacitance 0.1 µF (100 nF)
Rated Voltage (AC) 305 VAC
Rated Voltage (DC) 630 VDC (typ.)
Tolerance ±10% (K)
Dielectric Material Metallized Polypropylene (MKP)
Operating Temperature Range –40 °C to +105 °C
Standards Compliance ENEC, UL, CSA, IEC/EN 60384-14 (Class X1/Y1)
Mounting Type Radial leaded, through-hole

Key Features

  • ✅ Genuine original EPCOS (TDK) component — guaranteed authenticity and traceability
  • ✅ Optimized for EMI/RFI suppression in power line filters and industrial drives
  • ✅ High insulation resistance and low dissipation factor (tan δ ≤ 0.001)
  • ✅ Self-healing capability ensures extended operational reliability
  • ✅ Flame-retardant epoxy resin encapsulation (UL94 V-0 rated)
  • ✅ Designed for harsh environments: vibration-resistant, moisture-stable, and halogen-free

Typical Applications

The B32021A3104K is widely deployed in:

  • Industrial automation controllers and PLC input/output modules
  • Switch-mode power supply (SMPS) EMI filters
  • Motor drives and inverters (AC/DC input stage filtering)
  • Energy metering and smart grid interface circuits
  • Medical equipment power entry modules requiring Class X1/Y1 safety certification

Supply Information

Gopi International maintains real-time inventory of genuine EPCOS B32021A3104K capacitors. All units are factory-fresh, fully traceable, and supplied with original packaging and datasheets. Fast global shipping available — standard lead time is same-day dispatch for in-stock orders. Volume pricing and custom reel options available upon request.

Contact Us

For technical support, datasheets, or urgent procurement inquiries, contact our dedicated components team:

  • Phone: +86-21-24208728
  • Email: ghb585@163.com
  • Address: Shanghai, China
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