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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

2220Y2500682FFT Image
  • Part#:2220Y2500682FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 250V C0G/NP0 2220
  • In Stock:7732
$4.734/pcsRFQ
1808Y5000391KCR Image
  • Part#:1808Y5000391KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V C0G/NP0 1808
  • In Stock:151239
$0.128/pcsRFQ
1808J5000680JCR Image
  • Part#:1808J5000680JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 500V C0G/NP0 1808
  • In Stock:140901
$0.15/pcsRFQ
  • Part#:1812Y2500123JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 250V C0G 1812
  • In Stock:55575
$0.657/pcsRFQ
1808J2K50180GCT Image
  • Part#:1808J2K50180GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 2.5KV C0G/NP0 1808
  • In Stock:86483
$0.255/pcsRFQ
0805Y1000330FCR Image
  • Part#:0805Y1000330FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 100V C0G/NP0 0805
  • In Stock:136519
$0.175/pcsRFQ
1206Y6300101GQT Image
  • Part#:1206Y6300101GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 630V C0G/NP0 1206
  • In Stock:73669
$0.285/pcsRFQ
1812Y2K50391FCR Image
  • Part#:1812Y2K50391FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 2.5KV C0G/NP0 1812
  • In Stock:22408
$1.494/pcsRFQ
1206Y2000822KER Image
  • Part#:1206Y2000822KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 200V X7R 1206
  • In Stock:190240
$0.112/pcsRFQ
1111J2000182GQT Image
  • Part#:1111J2000182GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 200V C0G/NP0 1111
  • In Stock:30694
$1.249/pcsRFQ
2220J0160475KDR Image
  • Part#:2220J0160475KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7UF 16V X7R 2220
  • In Stock:22674
$1.572/pcsRFQ
2225Y2000820JFR Image
  • Part#:2225Y2000820JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 200V C0G/NP0 2225
  • In Stock:26114
$1.382/pcsRFQ
0805J0103P30CCR Image
  • Part#:0805J0103P30CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 10V C0G/NP0 0805
  • In Stock:270093
$0.081/pcsRFQ
1206Y0101P00BCR Image
  • Part#:1206Y0101P00BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 10V C0G/NP0 1206
  • In Stock:87787
$0.249/pcsRFQ
1210J0630101JAR Image
  • Part#:1210J0630101JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V C0G/NP0 1210
  • In Stock:94561
$0.244/pcsRFQ
2225J0160393KDR Image
  • Part#:2225J0160393KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 16V X7R 2225
  • In Stock:40461
$0.974/pcsRFQ
2225Y1000473MDT Image
  • Part#:2225Y1000473MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 100V X7R 2225
  • In Stock:33174
$1.077/pcsRFQ
1206Y5000103MXR Image
  • Part#:1206Y5000103MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 500V X7R 1206
  • In Stock:292340
$0.069/pcsRFQ
0805J2000183KDR Image
  • Part#:0805J2000183KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V X7R 0805
  • In Stock:198338
$0.101/pcsRFQ
1206Y2000183MER Image
  • Part#:1206Y2000183MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V X7R 1206
  • In Stock:194934
$0.123/pcsRFQ
1206J2000563KXT Image
  • Part#:1206J2000563KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:194413
$0.101/pcsRFQ
1808Y2K00680GCR Image
  • Part#:1808Y2K00680GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 2KV C0G/NP0 1808
  • In Stock:96186
$0.25/pcsRFQ
1808Y0630103MXR Image
  • Part#:1808Y0630103MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 63V X7R 1808
  • In Stock:174242
$0.129/pcsRFQ
2225J2K00390KCT Image
  • Part#:2225J2K00390KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 2KV C0G/NP0 2225
  • In Stock:49683
$0.62/pcsRFQ
0603Y0103P30DCR Image
  • Part#:0603Y0103P30DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 10V C0G/NP0 0603
  • In Stock:330805
$0.062/pcsRFQ
1206J0630562KFR Image
  • Part#:1206J0630562KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V C0G/NP0 1206
  • In Stock:151740
$0.135/pcsRFQ
1206J0250120KCR Image
  • Part#:1206J0250120KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 25V C0G/NP0 1206
  • In Stock:325539
$0.074/pcsRFQ
2225Y0630152JFT Image
  • Part#:2225Y0630152JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V C0G/NP0 2225
  • In Stock:23199
$1.469/pcsRFQ
1812J2000221JCR Image
  • Part#:1812J2000221JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 1812
  • In Stock:78782
$0.277/pcsRFQ
1210Y6300102MXR Image
  • Part#:1210Y6300102MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 630V X7R 1210
  • In Stock:219545
$0.108/pcsRFQ
1210J0500222FCT Image
  • Part#:1210J0500222FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 50V C0G/NP0 1210
  • In Stock:51057
$0.616/pcsRFQ
2220J3K00331KXT Image
  • Part#:2220J3K00331KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 3KV X7R 2220
  • In Stock:61966
$0.502/pcsRFQ
1210J5000180KCR Image
  • Part#:1210J5000180KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 500V C0G/NP0 1210
  • In Stock:195367
$0.106/pcsRFQ
1210Y2500181GCT Image
  • Part#:1210Y2500181GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V C0G/NP0 1210
  • In Stock:70284
$0.324/pcsRFQ
0505Y0633P90HQT Image
  • Part#:0505Y0633P90HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 63V C0G/NP0 0505
  • In Stock:60299
$0.562/pcsRFQ
2225Y0630273GCR Image
  • Part#:2225Y0630273GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 63V C0G/NP0 2225
  • In Stock:15567
$2.276/pcsRFQ
  • Part#:1825Y1000390FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:14826
$2.536/pcsRFQ
1808J0500822JXR Image
  • Part#:1808J0500822JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 50V X7R 1808
  • In Stock:127847
$0.158/pcsRFQ
1210J0500391JCR Image
  • Part#:1210J0500391JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V C0G/NP0 1210
  • In Stock:135549
$0.162/pcsRFQ
0805Y1000271JXT Image
  • Part#:0805Y1000271JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V X7R 0805
  • In Stock:252377
$0.082/pcsRFQ
1206Y1004P70DCR Image
  • Part#:1206Y1004P70DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 100V C0G/NP0 1206
  • In Stock:266514
$0.078/pcsRFQ
1210Y0500330GCR Image
  • Part#:1210Y0500330GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 1210
  • In Stock:66530
$0.287/pcsRFQ
1206J2004P70DAR Image
  • Part#:1206J2004P70DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 200V C0G/NP0 1206
  • In Stock:229327
$0.104/pcsRFQ
0603J1000121KDT Image
  • Part#:0603J1000121KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V X7R 0603
  • In Stock:382798
$0.062/pcsRFQ
1210Y0630562JDT Image
  • Part#:1210Y0630562JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V X7R 1210
  • In Stock:69746
$0.292/pcsRFQ
1210Y0630332KXT Image
  • Part#:1210Y0630332KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V X7R 1210
  • In Stock:133716
$0.152/pcsRFQ
1210Y0250153KCR Image
  • Part#:1210Y0250153KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V C0G/NP0 1210
  • In Stock:103376
$0.221/pcsRFQ
1206Y0630472JER Image
  • Part#:1206Y0630472JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 63V X7R 1206
  • In Stock:154948
$0.132/pcsRFQ
1210Y0500270GFR Image
  • Part#:1210Y0500270GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 50V C0G/NP0 1210
  • In Stock:84817
$0.436/pcsRFQ
0805J2000180JUT Image
  • Part#:0805J2000180JUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 0805
  • In Stock:105777
$0.213/pcsRFQ
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