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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

1825Y0500184MXR Image
  • Part#:1825Y0500184MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 50V X7R 1825
  • In Stock:39839
$0.798/pcsRFQ
2220Y0100274KXT Image
  • Part#:2220Y0100274KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 10V X7R 2220
  • In Stock:45896
$0.776/pcsRFQ
2220J0100390KCT Image
  • Part#:2220J0100390KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 10V C0G/NP0 2220
  • In Stock:50649
$0.698/pcsRFQ
2220Y0500474JDT Image
  • Part#:2220Y0500474JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 50V X7R 2220
  • In Stock:22428
$1.445/pcsRFQ
1206Y5000561FAR Image
  • Part#:1206Y5000561FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 500V C0G/NP0 1206
  • In Stock:61111
$0.521/pcsRFQ
0603Y1506P20BQT Image
  • Part#:0603Y1506P20BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.2PF 150V C0G/NP0 0603
  • In Stock:88554
$0.235/pcsRFQ
1210J0500100GCR Image
  • Part#:1210J0500100GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 50V C0G/NP0 1210
  • In Stock:82758
$0.277/pcsRFQ
  • Part#:0603Y0630392KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 63V X7R 0603
  • In Stock:569817
$0.037/pcsRFQ
2225Y0500224JXT Image
  • Part#:2225Y0500224JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 50V X7R 2225
  • In Stock:27546
$1.126/pcsRFQ
1206Y0630181GFT Image
  • Part#:1206Y0630181GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 1206
  • In Stock:102109
$0.231/pcsRFQ
1210Y0160121GCT Image
  • Part#:1210Y0160121GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 16V C0G/NP0 1210
  • In Stock:70320
$0.303/pcsRFQ
0603J0160561JCR Image
  • Part#:0603J0160561JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 16V C0G/NP0 0603
  • In Stock:342125
$0.063/pcsRFQ
1808J5000560KCR Image
  • Part#:1808J5000560KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 500V C0G/NP0 1808
  • In Stock:173300
$0.139/pcsRFQ
0505Y2002P40BQT Image
  • Part#:0505Y2002P40BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.4PF 200V C0G/NP0 0505
  • In Stock:91812
$0.251/pcsRFQ
2225Y0250225MXR Image
  • Part#:2225Y0250225MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2UF 25V X7R 2225
  • In Stock:33248
$1.004/pcsRFQ
1825Y0250184JXR Image
  • Part#:1825Y0250184JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 25V X7R 1825
  • In Stock:31417
$1.001/pcsRFQ
1808J2000821MDR Image
  • Part#:1808J2000821MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V X7R 1808
  • In Stock:125552
$0.161/pcsRFQ
1825Y2K00271JCT Image
  • Part#:1825Y2K00271JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 2KV C0G/NP0 1825
  • In Stock:54885
$0.683/pcsRFQ
1210J2500223MDT Image
  • Part#:1210J2500223MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 250V X7R 1210
  • In Stock:98845
$0.219/pcsRFQ
  • Part#:1210Y1K00330KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:202709
$0.105/pcsRFQ
1812J0100681FCT Image
  • Part#:1812J0100681FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 10V C0G/NP0 1812
  • In Stock:41305
$0.881/pcsRFQ
2225J0500334KDR Image
  • Part#:2225J0500334KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 50V X7R 2225
  • In Stock:27037
$1.165/pcsRFQ
1808J0250333JDT Image
  • Part#:1808J0250333JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 25V X7R 1808
  • In Stock:76158
$0.26/pcsRFQ
1812J0250392GFR Image
  • Part#:1812J0250392GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V C0G/NP0 1812
  • In Stock:51462
$0.697/pcsRFQ
1210J2000471GCT Image
  • Part#:1210J2000471GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 200V C0G/NP0 1210
  • In Stock:74388
$0.309/pcsRFQ
0805Y0100392JXR Image
  • Part#:0805Y0100392JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 10V X7R 0805
  • In Stock:302804
$0.067/pcsRFQ
2220J1000182FFR Image
  • Part#:2220J1000182FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 100V C0G/NP0 2220
  • In Stock:10098
$3.615/pcsRFQ
0805Y0506P20DQT Image
  • Part#:0805Y0506P20DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.2PF 50V C0G/NP0 0805
  • In Stock:156887
$0.15/pcsRFQ
1812J0630151GFT Image
  • Part#:1812J0630151GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V C0G/NP0 1812
  • In Stock:50195
$0.695/pcsRFQ
1812J3K00102MXT Image
  • Part#:1812J3K00102MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 3KV X7R 1812
  • In Stock:71596
$0.273/pcsRFQ
1825J0160680FCT Image
  • Part#:1825J0160680FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 16V C0G/NP0 1825
  • In Stock:11512
$2.818/pcsRFQ
1210Y1K50122KXT Image
  • Part#:1210Y1K50122KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1.5KV X7R 1210
  • In Stock:139480
$0.145/pcsRFQ
1210Y2500392JDR Image
  • Part#:1210Y2500392JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 250V X7R 1210
  • In Stock:83970
$0.282/pcsRFQ
2225Y0630560KCR Image
  • Part#:2225Y0630560KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 63V C0G/NP0 2225
  • In Stock:37002
$0.832/pcsRFQ
1206Y2500161FQT Image
  • Part#:1206Y2500161FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 160PF 250V C0G/NP0 1206
  • In Stock:50620
$0.765/pcsRFQ
1206Y2500151JCR Image
  • Part#:1206Y2500151JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 1206
  • In Stock:230577
$0.097/pcsRFQ
1812Y6300683KXR Image
  • Part#:1812Y6300683KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 630V X7R 1812
  • In Stock:69499
$0.335/pcsRFQ
2225Y3K00681KXT Image
  • Part#:2225Y3K00681KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 3KV X7R 2225
  • In Stock:44709
$0.781/pcsRFQ
0603Y1000121KAT Image
  • Part#:0603Y1000121KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V C0G/NP0 0603
  • In Stock:280051
$0.08/pcsRFQ
1206J1000240FQT Image
  • Part#:1206J1000240FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 24PF 100V C0G/NP0 1206
  • In Stock:47282
$0.698/pcsRFQ
1206Y0250392GFT Image
  • Part#:1206Y0250392GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V C0G/NP0 1206
  • In Stock:73946
$0.325/pcsRFQ
2225Y2K00560GCR Image
  • Part#:2225Y2K00560GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 2KV C0G/NP0 2225
  • In Stock:25179
$1.268/pcsRFQ
1825J5K00181KCR Image
  • Part#:1825J5K00181KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 5KV C0G/NP0 1825
  • In Stock:57874
$0.326/pcsRFQ
0603J0500151GFT Image
  • Part#:0603J0500151GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 50V C0G/NP0 0603
  • In Stock:157044
$0.135/pcsRFQ
1210J1000472JCT Image
  • Part#:1210J1000472JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V C0G/NP0 1210
  • In Stock:100128
$0.197/pcsRFQ
1210Y0100564MXR Image
  • Part#:1210Y0100564MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 10V X7R 1210
  • In Stock:95903
$0.235/pcsRFQ
2225J0160154JCT Image
  • Part#:2225J0160154JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 16V C0G/NP0 2225
  • In Stock:28058
$1.336/pcsRFQ
1808Y0500181FFR Image
  • Part#:1808Y0500181FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 50V C0G/NP0 1808
  • In Stock:69250
$0.549/pcsRFQ
1812J2500270FCT Image
  • Part#:1812J2500270FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 1812
  • In Stock:46306
$0.782/pcsRFQ
1812J2500152FFR Image
  • Part#:1812J2500152FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V C0G/NP0 1812
  • In Stock:21878
$1.456/pcsRFQ
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