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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

1206J2000182MXR Image
  • Part#:1206J2000182MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 200V X7R 1206
  • In Stock:294088
$0.073/pcsRFQ
1210J0505P60BFR Image
  • Part#:1210J0505P60BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 50V C0G/NP0 1210
  • In Stock:57409
$0.523/pcsRFQ
1206J1K00220GAT Image
  • Part#:1206J1K00220GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1000V C0G/NP0 1206
  • In Stock:177648
$0.11/pcsRFQ
0805J6300181KCR Image
  • Part#:0805J6300181KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 630V C0G/NP0 0805
  • In Stock:420910
$0.047/pcsRFQ
1808J1000221FFT Image
  • Part#:1808J1000221FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V C0G/NP0 1808
  • In Stock:59524
$0.609/pcsRFQ
0805Y0250330JFR Image
  • Part#:0805Y0250330JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 25V C0G/NP0 0805
  • In Stock:309155
$0.078/pcsRFQ
1206J6300150JCT Image
  • Part#:1206J6300150JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 630V C0G/NP0 1206
  • In Stock:234383
$0.086/pcsRFQ
1812J1000273GFR Image
  • Part#:1812J1000273GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 100V C0G 1812
  • In Stock:26748
$1.348/pcsRFQ
0603J5000151JXR Image
  • Part#:0603J5000151JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 500V X7R 0603
  • In Stock:399392
$0.051/pcsRFQ
1210Y6300333JXT Image
  • Part#:1210Y6300333JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 630V X7R 1210
  • In Stock:93949
$0.231/pcsRFQ
0603Y0250680FFR Image
  • Part#:0603Y0250680FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 25V C0G/NP0 0603
  • In Stock:61616
$0.329/pcsRFQ
1808J0500104KDT Image
  • Part#:1808J0500104KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 50V X7R 1808
  • In Stock:100945
$0.226/pcsRFQ
0805Y0630560FCR Image
  • Part#:0805Y0630560FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 63V C0G/NP0 0805
  • In Stock:125169
$0.18/pcsRFQ
2220J1K00682FCR Image
  • Part#:2220J1K00682FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 1KV C0G/NP0 2220
  • In Stock:13594
$2.782/pcsRFQ
0603Y2002P70CUT Image
  • Part#:0603Y2002P70CUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 200V C0G/NP0 0603
  • In Stock:204588
$0.103/pcsRFQ
1206J0160331FCT Image
  • Part#:1206J0160331FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 16V C0G/NP0 1206
  • In Stock:77149
$0.299/pcsRFQ
0603Y0630473MDT Image
  • Part#:0603Y0630473MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 63V X7R 0603
  • In Stock:255326
$0.078/pcsRFQ
1206Y1K20123JXR Image
  • Part#:1206Y1K20123JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 1.2KV X7R 1206
  • In Stock:100710
$0.204/pcsRFQ
1808Y1K00221MDR Image
  • Part#:1808Y1K00221MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1KV X7R 1808
  • In Stock:99065
$0.231/pcsRFQ
1808Y3K00150GCR Image
  • Part#:1808Y3K00150GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 3KV C0G/NP0 1808
  • In Stock:80927
$0.239/pcsRFQ
0805Y3000240JQT Image
  • Part#:0805Y3000240JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 24PF 300V C0G/NP0 0805
  • In Stock:128049
$0.174/pcsRFQ
1206J2000181MDT Image
  • Part#:1206J2000181MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 200V X7R 1206
  • In Stock:178023
$0.111/pcsRFQ
0805J0630271FAR Image
  • Part#:0805J0630271FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V C0G/NP0 0805
  • In Stock:75334
$0.276/pcsRFQ
2220J2000681KCT Image
  • Part#:2220J2000681KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 200V C0G/NP0 2220
  • In Stock:44056
$0.701/pcsRFQ
1825J1000183KXR Image
  • Part#:1825J1000183KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 100V X7R 1825
  • In Stock:49880
$0.698/pcsRFQ
2220J0100820FCR Image
  • Part#:2220J0100820FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 10V C0G/NP0 2220
  • In Stock:15054
$2.623/pcsRFQ
1206J2000123KDT Image
  • Part#:1206J2000123KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 200V X7R 1206
  • In Stock:143449
$0.132/pcsRFQ
1210J1000331GCR Image
  • Part#:1210J1000331GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 100V C0G/NP0 1210
  • In Stock:74492
$0.286/pcsRFQ
1206Y0251P20CCT Image
  • Part#:1206Y0251P20CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 25V C0G/NP0 1206
  • In Stock:179029
$0.119/pcsRFQ
1812Y3K00390JCT Image
  • Part#:1812Y3K00390JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 3KV C0G/NP0 1812
  • In Stock:78600
$0.299/pcsRFQ
1206J5002P20DFT Image
  • Part#:1206J5002P20DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 500V C0G/NP0 1206
  • In Stock:192321
$0.116/pcsRFQ
2225Y0630393JXR Image
  • Part#:2225Y0630393JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 63V X7R 2225
  • In Stock:42225
$0.876/pcsRFQ
1206Y0160181GCT Image
  • Part#:1206Y0160181GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 16V C0G/NP0 1206
  • In Stock:124279
$0.156/pcsRFQ
0805J0630561KCT Image
  • Part#:0805J0630561KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 63V C0G/NP0 0805
  • In Stock:336156
$0.063/pcsRFQ
1812Y2000222KAT Image
  • Part#:1812Y2000222KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 200V C0G/NP0 1812
  • In Stock:69670
$0.495/pcsRFQ
1812J5K00330JCT Image
  • Part#:1812J5K00330JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 5KV C0G/NP0 1812
  • In Stock:85284
$0.266/pcsRFQ
1812Y1000473GCR Image
  • Part#:1812Y1000473GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 100V C0G 1812
  • In Stock:21079
$1.528/pcsRFQ
1825Y0500100JCT Image
  • Part#:1825Y0500100JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 50V C0G/NP0 1825
  • In Stock:40866
$0.911/pcsRFQ
1210J0630560GFT Image
  • Part#:1210J0630560GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 63V C0G/NP0 1210
  • In Stock:87622
$0.43/pcsRFQ
0603Y1000331GAR Image
  • Part#:0603Y1000331GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 100V C0G/NP0 0603
  • In Stock:143714
$0.149/pcsRFQ
2220J2K00390KCT Image
  • Part#:2220J2K00390KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 2KV C0G/NP0 2220
  • In Stock:72625
$0.522/pcsRFQ
1808J0100473FCT Image
  • Part#:1808J0100473FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 10V C0G/NP0 1808
  • In Stock:27162
$1.113/pcsRFQ
0805J0630121FAR Image
  • Part#:0805J0630121FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V C0G/NP0 0805
  • In Stock:86656
$0.269/pcsRFQ
0805J2001P20DUT Image
  • Part#:0805J2001P20DUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 200V C0G/NP0 0805
  • In Stock:129435
$0.181/pcsRFQ
1206J0630391FFT Image
  • Part#:1206J0630391FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V C0G/NP0 1206
  • In Stock:76173
$0.445/pcsRFQ
1206Y5000121KAT Image
  • Part#:1206Y5000121KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V C0G/NP0 1206
  • In Stock:155643
$0.121/pcsRFQ
0603J0631P20DFT Image
  • Part#:0603J0631P20DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 63V C0G/NP0 0603
  • In Stock:258393
$0.074/pcsRFQ
1808J0160125MXT Image
  • Part#:1808J0160125MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 16V X7R 1808
  • In Stock:85754
$0.256/pcsRFQ
0603Y500P560DCT Image
  • Part#:0603Y500P560DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56PF 500V C0G/NP0 0603
  • In Stock:369428
$0.053/pcsRFQ
1111J2500221GQT Image
  • Part#:1111J2500221GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V C0G/NP0 1111
  • In Stock:40691
$0.758/pcsRFQ
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