MKP-X2 Capacitors for Serial Connection to the Mains

  • Rated voltage:            275/310VAC (50/60Hz)
  • Capacitance range:     0.01 µF – 10µF
  • Lead spacing:              10~37.5mm
  • Capacitance tol.:          ±5% (J), ±10% (K)

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  • Excellent self-healing properties
  • High robustness against surge-impulse voltages up to 2.5kV
  • Low DF, stable characteristics over the specified frequency- and temperature- range


Recommended Applications

  • X2 class for interference suppression
  • Across the line applications
  • For connections in series with the mains
  • Energy meters and capacitive power supplies
  • automotive applications for severe ambient conditions


Technical Parameters

Safety approvals CQC, UL&CUL, VDE&ENEC, KC
Reference standard GB/T14472-1998, UL60384-14, IEC60384-14
Climate category 40/105/21/C(VDE,ENEC,CQC), 40/110/56/B(UL&CUL)
Subclass X2
Rated voltage 250/275/310VAC (50/60Hz)
Capacitance range 0.01μF~10μF
Capacitance tolerance ±5% (J), ±10% (K), ±20% (M)
Voltage proof between terminals 4.3*UR (VDC) / 10s
between terminals and case 2*UR+1500 (VAC) /60s
Insulation resistance (20℃) between terminals ≥15000MΩ, CR≤0.33μF (100VDC, 60s)
≥5000S, CR>0.33μF (100VDC, 60s)
between terminals and case ≥3000MΩ  (100VDC, 60s)
Tangent of loss angle (20℃) 0.01μF≤CR≤0.47μF ≤0.002 (10KHz)
0.47μF≤CR≤1μF ≤0.001 (1KHz);≤0.007 (10KHz)
CR>1μF ≤0.002 (1KHz)
Pulse rise time(dv/dt) 100V/μs Max


Typical Circuit

X2 Capacitor


Benefits of X2 Capacitors from BM Guangdong Fengming

  • Leading price-/quality- performance;
  • Shortest lead times in the market due to vertical integration of raw-material supply & fully automized production lines;
  • Large production capacity (1 Mio. pieces per day);
  • Full range of Humidity Robustness Grades;


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