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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

2220Y0500561GCR Image
  • Part#:2220Y0500561GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 50V C0G/NP0 2220
  • In Stock:27143
$1.354/pcsRFQ
0505Y1503P90DQT Image
  • Part#:0505Y1503P90DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 150V C0G/NP0 0505
  • In Stock:128834
$0.167/pcsRFQ
1808Y6K00391JXT Image
  • Part#:1808Y6K00391JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 6KV X7R 1808
  • In Stock:88590
$0.243/pcsRFQ
1825J2K00560KCT Image
  • Part#:1825J2K00560KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 2KV C0G/NP0 1825
  • In Stock:71159
$0.55/pcsRFQ
1812J5000822JAR Image
  • Part#:1812J5000822JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 500V C0G/NP0 1812
  • In Stock:79379
$0.454/pcsRFQ
2225Y0630153GFR Image
  • Part#:2225Y0630153GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 63V C0G/NP0 2225
  • In Stock:11301
$2.758/pcsRFQ
1808Y1K00471MDR Image
  • Part#:1808Y1K00471MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1KV X7R 1808
  • In Stock:110775
$0.184/pcsRFQ
1210Y1000683JXT Image
  • Part#:1210Y1000683JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 100V X7R 1210
  • In Stock:97122
$0.229/pcsRFQ
1206J0500511FQT Image
  • Part#:1206J0500511FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 510PF 50V C0G/NP0 1206
  • In Stock:33676
$1.047/pcsRFQ
1206Y0500122JXT Image
  • Part#:1206Y0500122JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 50V X7R 1206
  • In Stock:207612
$0.098/pcsRFQ
1206J6303P30BCR Image
  • Part#:1206J6303P30BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 630V C0G/NP0 1206
  • In Stock:85551
$0.279/pcsRFQ
2225J2500390FFR Image
  • Part#:2225J2500390FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 2225
  • In Stock:6631
$4.569/pcsRFQ
2220J0250334MXR Image
  • Part#:2220J0250334MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 25V X7R 2220
  • In Stock:63604
$0.606/pcsRFQ
1825J2000100KCT Image
  • Part#:1825J2000100KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 200V C0G/NP0 1825
  • In Stock:48436
$0.779/pcsRFQ
1206J0630161GQT Image
  • Part#:1206J0630161GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 160PF 63V C0G/NP0 1206
  • In Stock:65975
$0.331/pcsRFQ
2225J0100100GCR Image
  • Part#:2225J0100100GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 10V C0G/NP0 2225
  • In Stock:19959
$1.655/pcsRFQ
1206J0508P20BFR Image
  • Part#:1206J0508P20BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 50V C0G/NP0 1206
  • In Stock:54573
$0.354/pcsRFQ
1206J1000683JDT Image
  • Part#:1206J1000683JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 100V X7R 1206
  • In Stock:108861
$0.193/pcsRFQ
1206Y0500271GFT Image
  • Part#:1206Y0500271GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V C0G/NP0 1206
  • In Stock:83808
$0.238/pcsRFQ
1210Y6300121JCT Image
  • Part#:1210Y6300121JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 630V C0G/NP0 1210
  • In Stock:154547
$0.131/pcsRFQ
  • Part#:1825J3K00120KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:64320
$0.534/pcsRFQ
1206Y0630180GFT Image
  • Part#:1206Y0630180GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 63V C0G/NP0 1206
  • In Stock:90425
$0.216/pcsRFQ
2220J2000330JFR Image
  • Part#:2220J2000330JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 2220
  • In Stock:30233
$1.128/pcsRFQ
2225J1000225KXT Image
  • Part#:2225J1000225KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2UF 100V X7R 2225
  • In Stock:27162
$1.169/pcsRFQ
0603J5000680JCT Image
  • Part#:0603J5000680JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 500V C0G/NP0 0603
  • In Stock:384302
$0.058/pcsRFQ
0603Y063P680BFT Image
  • Part#:0603Y063P680BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68PF 63V C0G/NP0 0603
  • In Stock:101114
$0.229/pcsRFQ
1812Y1000473MDR Image
  • Part#:1812Y1000473MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 100V X7R 1812
  • In Stock:92510
$0.389/pcsRFQ
0805J0250100JCR Image
  • Part#:0805J0250100JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 25V C0G/NP0 0805
  • In Stock:427296
$0.051/pcsRFQ
1206Y0500333KET Image
  • Part#:1206Y0500333KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 50V X7R 1206
  • In Stock:161107
$0.13/pcsRFQ
1812J0500182GAT Image
  • Part#:1812J0500182GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 50V C0G/NP0 1812
  • In Stock:54846
$0.685/pcsRFQ
2225Y0250334KCT Image
  • Part#:2225Y0250334KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 25V C0G/NP0 2225
  • In Stock:13436
$2.23/pcsRFQ
2220J2K00471KCT Image
  • Part#:2220J2K00471KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 2KV C0G/NP0 2220
  • In Stock:64787
$0.539/pcsRFQ
0805Y0500124MER Image
  • Part#:0805Y0500124MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 50V X7R 0805
  • In Stock:213073
$0.108/pcsRFQ
1210J0500392GCR Image
  • Part#:1210J0500392GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V C0G/NP0 1210
  • In Stock:65486
$0.315/pcsRFQ
1812Y5K00122KXR Image
  • Part#:1812Y5K00122KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 5KV X7R 1812
  • In Stock:78323
$0.259/pcsRFQ
2220J0160223KDR Image
  • Part#:2220J0160223KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 16V X7R 2220
  • In Stock:41348
$0.911/pcsRFQ
1808Y0160471KXT Image
  • Part#:1808Y0160471KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 16V X7R 1808
  • In Stock:173493
$0.129/pcsRFQ
  • Part#:0603Y2000121KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V C0G/NP0 0603
  • In Stock:428537
$0.045/pcsRFQ
0603J2000101JAR Image
  • Part#:0603J2000101JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 200V C0G/NP0 0603
  • In Stock:289029
$0.078/pcsRFQ
0805Y2000390JAT Image
  • Part#:0805Y2000390JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 200V C0G/NP0 0805
  • In Stock:260821
$0.092/pcsRFQ
1825J5000122MXT Image
  • Part#:1825J5000122MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 500V X7R 1825
  • In Stock:70652
$0.506/pcsRFQ
2220J1K20121GCT Image
  • Part#:2220J1K20121GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1.2KV C0G/NP0 2220
  • In Stock:36198
$0.851/pcsRFQ
1808Y1K20391KXR Image
  • Part#:1808Y1K20391KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1.2KV X7R 1808
  • In Stock:135394
$0.139/pcsRFQ
0805J0630820JQT Image
  • Part#:0805J0630820JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 63V C0G/NP0 0805
  • In Stock:95121
$0.225/pcsRFQ
1210J1K00122GCT Image
  • Part#:1210J1K00122GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV C0G/NP0 1210
  • In Stock:87738
$0.354/pcsRFQ
1825Y1K50182JXT Image
  • Part#:1825Y1K50182JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1.5KV X7R 1825
  • In Stock:45413
$0.776/pcsRFQ
0603J0160472JXT Image
  • Part#:0603J0160472JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 16V X7R 0603
  • In Stock:361577
$0.058/pcsRFQ
1825J0630224JXT Image
  • Part#:1825J0630224JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 63V X7R 1825
  • In Stock:35887
$0.9/pcsRFQ
2225Y1K00393MDT Image
  • Part#:2225Y1K00393MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 1KV X7R 2225
  • In Stock:28386
$1.138/pcsRFQ
1206Y5002P20CFT Image
  • Part#:1206Y5002P20CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 500V C0G/NP0 1206
  • In Stock:115044
$0.204/pcsRFQ
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