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Home > Line Card > Knowles Syfer > Capacitors > Ceramic Capacitors
Knowles Syfer

Knowles Syfer

- Knowles Syfer (formerly Syfer Technology Limited) is a premier global manufacturer renowned for innovative application specific high-voltage, Hi-Q RF MLCCs and thru-hole/SMT EMI suppression filters. Our comprehensive product range includes; MLCCs include RF/Microwave/ultra-low ESR, high voltage to 12 k VDC, 250 VAC ratings, safety certified SMDs as well as space-grade parts. Our patented StackiCap™ is a unique capacitor assembly designed to achieve high capacitance and high voltage.
Syfer’s EMI filter lineup has SMD feed through capacitors rated to 3 A, SMD C and Pi filters rated to 20 A and X2Y® technology.
The broad Syfer AEC Q200 qualified family features both surface mount EMI filters and high-voltage MLCCs focused on the HEV and EV automotive market.
Worldwide manufacturing operations include a brand new facility in Suzhou, China, equipped with modern equipment to assure consistent, high quality products to meet the growing needs of our global markets.
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Product List

0805Y0630470KAR Image
  • Part#:0805Y0630470KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 0805
  • In Stock:279990
$0.075/pcsRFQ
1210J0630392KAR Image
  • Part#:1210J0630392KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 63V C0G/NP0 1210
  • In Stock:85149
$0.247/pcsRFQ
0805J2502P70DQT Image
  • Part#:0805J2502P70DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 250V C0G/NP0 0805
  • In Stock:144742
$0.148/pcsRFQ
0805J0250154JXR Image
  • Part#:0805J0250154JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 25V X7R 0805
  • In Stock:222881
$0.087/pcsRFQ
0805J1002P20BCR Image
  • Part#:0805J1002P20BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 100V C0G/NP0 0805
  • In Stock:135289
$0.165/pcsRFQ
2225J2500224JDR Image
  • Part#:2225J2500224JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 250V X7R 2225
  • In Stock:24835
$1.509/pcsRFQ
2220Y2000473JDR Image
  • Part#:2220Y2000473JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 200V X7R 2220
  • In Stock:27520
$1.25/pcsRFQ
1206Y1K00821MER Image
  • Part#:1206Y1K00821MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1KV X7R 1206
  • In Stock:207685
$0.105/pcsRFQ
1812Y0630123KET Image
  • Part#:1812Y0630123KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER .012UF 63V X7R 1812
  • In Stock:80007
$0.433/pcsRFQ
1812Y1K00102JET Image
  • Part#:1812Y1K00102JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1KV X7R 1812
  • In Stock:76724
$0.489/pcsRFQ
1206J1K21P20DCT Image
  • Part#:1206J1K21P20DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 1.2KV C0G/NP0 1206
  • In Stock:249276
$0.084/pcsRFQ
  • Part#:1206Y0100121JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:247658
$0.078/pcsRFQ
2225Y6300823MXT Image
  • Part#:2225Y6300823MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 630V X7R 2225
  • In Stock:40847
$0.729/pcsRFQ
1812J5K00821KXR Image
  • Part#:1812J5K00821KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 5KV X7R 1812
  • In Stock:90121
$0.245/pcsRFQ
2225J2500121JCT Image
  • Part#:2225J2500121JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 250V C0G/NP0 2225
  • In Stock:37406
$0.847/pcsRFQ
1808J0250272JCR Image
  • Part#:1808J0250272JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V C0G/NP0 1808
  • In Stock:162495
$0.119/pcsRFQ
1210J1K00331GFT Image
  • Part#:1210J1K00331GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1KV C0G/NP0 1210
  • In Stock:96421
$0.404/pcsRFQ
0805J0500821GFT Image
  • Part#:0805J0500821GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 0805
  • In Stock:133341
$0.156/pcsRFQ
1210Y0500681GAR Image
  • Part#:1210Y0500681GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V C0G/NP0 1210
  • In Stock:75574
$0.427/pcsRFQ
1206Y1000471JCR Image
  • Part#:1206Y1000471JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 1206
  • In Stock:211820
$0.093/pcsRFQ
1206J6300270KAR Image
  • Part#:1206J6300270KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 630V C0G/NP0 1206
  • In Stock:174237
$0.108/pcsRFQ
1808J0250123JFT Image
  • Part#:1808J0250123JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 25V C0G/NP0 1808
  • In Stock:71332
$0.279/pcsRFQ
1206J2004P70CAR Image
  • Part#:1206J2004P70CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 200V C0G/NP0 1206
  • In Stock:139957
$0.158/pcsRFQ
1206J2000391GAR Image
  • Part#:1206J2000391GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V C0G/NP0 1206
  • In Stock:88679
$0.242/pcsRFQ
1210J0103P90DCT Image
  • Part#:1210J0103P90DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 10V C0G/NP0 1210
  • In Stock:106172
$0.204/pcsRFQ
0603J2000101MDR Image
  • Part#:0603J2000101MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 200V X7R 0603
  • In Stock:352833
$0.055/pcsRFQ
2220J2500101FFT Image
  • Part#:2220J2500101FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 2220
  • In Stock:9083
$3.999/pcsRFQ
  • Part#:0805Y0630220FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 63V C0G/NP0 0805
  • In Stock:94817
$0.237/pcsRFQ
1206J1000150GQT Image
  • Part#:1206J1000150GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 1206
  • In Stock:66538
$0.35/pcsRFQ
0805Y1008P20BAR Image
  • Part#:0805Y1008P20BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 100V C0G/NP0 0805
  • In Stock:94324
$0.252/pcsRFQ
  • Part#:1812J0160270FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1812
  • In Stock:45236
$0.732/pcsRFQ
1825J1000562FCT Image
  • Part#:1825J1000562FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 100V C0G/NP0 1825
  • In Stock:13222
$2.657/pcsRFQ
1210Y1000220GCR Image
  • Part#:1210Y1000220GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 100V C0G/NP0 1210
  • In Stock:68111
$0.296/pcsRFQ
2225J0630474MXR Image
  • Part#:2225J0630474MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 63V X7R 2225
  • In Stock:48126
$0.73/pcsRFQ
1812J0500560KFT Image
  • Part#:1812J0500560KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 50V C0G/NP0 1812
  • In Stock:89913
$0.368/pcsRFQ
2225J5000390KCR Image
  • Part#:2225J5000390KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 500V C0G/NP0 2225
  • In Stock:45079
$0.674/pcsRFQ
0805J0251P50DFR Image
  • Part#:0805J0251P50DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 25V C0G/NP0 0805
  • In Stock:270573
$0.08/pcsRFQ
1206J2000680GCR Image
  • Part#:1206J2000680GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 200V C0G/NP0 1206
  • In Stock:161032
$0.142/pcsRFQ
1206Y5006P80DFT Image
  • Part#:1206Y5006P80DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 500V C0G/NP0 1206
  • In Stock:162961
$0.121/pcsRFQ
2225J1K00152FFT Image
  • Part#:2225J1K00152FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1KV C0G/NP0 2225
  • In Stock:12236
$3.218/pcsRFQ
1210Y5000332KCR Image
  • Part#:1210Y5000332KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 500V C0G/NP0 1210
  • In Stock:127935
$0.167/pcsRFQ
0603Y2500180KCR Image
  • Part#:0603Y2500180KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 0603
  • In Stock:458344
$0.05/pcsRFQ
0603J2500181MDR Image
  • Part#:0603J2500181MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V X7R 0603
  • In Stock:359031
$0.056/pcsRFQ
1210J0160103KCR Image
  • Part#:1210J0160103KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 16V C0G/NP0 1210
  • In Stock:112138
$0.209/pcsRFQ
1812Y3K00270GCT Image
  • Part#:1812Y3K00270GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 3KV C0G/NP0 1812
  • In Stock:66480
$0.501/pcsRFQ
  • Part#:2220J5000153JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 500V C0G 2220
  • In Stock:42716
$0.876/pcsRFQ
2225Y2000391KFT Image
  • Part#:2225Y2000391KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V C0G/NP0 2225
  • In Stock:28050
$1.397/pcsRFQ
1210J0250390JCR Image
  • Part#:1210J0250390JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 25V C0G/NP0 1210
  • In Stock:135622
$0.158/pcsRFQ
1210Y0630153KET Image
  • Part#:1210Y0630153KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER .015UF 63V X7R 1210
  • In Stock:88334
$0.226/pcsRFQ
0805Y0160121JXR Image
  • Part#:0805Y0160121JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 16V X7R 0805
  • In Stock:366957
$0.063/pcsRFQ
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