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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

1812J0630560JAT Image
  • Part#:1812J0630560JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 63V C0G/NP0 1812
  • In Stock:84056
$0.369/pcsRFQ
1812Y6K00120FCR Image
  • Part#:1812Y6K00120FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 6KV C0G/NP0 1812
  • In Stock:54899
$0.695/pcsRFQ
1825J4K00680GCR Image
  • Part#:1825J4K00680GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 4KV C0G/NP0 1825
  • In Stock:64577
$0.512/pcsRFQ
2225Y0630393JCR Image
  • Part#:2225Y0630393JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 63V C0G/NP0 2225
  • In Stock:30666
$1.229/pcsRFQ
1210J1K00150GFT Image
  • Part#:1210J1K00150GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 1KV C0G/NP0 1210
  • In Stock:70191
$0.331/pcsRFQ
2225J2000272KFT Image
  • Part#:2225J2000272KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V C0G/NP0 2225
  • In Stock:24561
$1.422/pcsRFQ
1206Y5000183MDR Image
  • Part#:1206Y5000183MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 500V X7R 1206
  • In Stock:167749
$0.114/pcsRFQ
1825Y1000473KXR Image
  • Part#:1825Y1000473KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 100V X7R 1825
  • In Stock:45296
$0.771/pcsRFQ
1210J1K20562KXT Image
  • Part#:1210J1K20562KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 1.2KV X7R 1210
  • In Stock:168810
$0.14/pcsRFQ
1808Y0500122JFT Image
  • Part#:1808Y0500122JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 50V C0G/NP0 1808
  • In Stock:106518
$0.189/pcsRFQ
1812Y6K00331JXT Image
  • Part#:1812Y6K00331JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 6KV X7R 1812
  • In Stock:67479
$0.294/pcsRFQ
1206J3000160KQT Image
  • Part#:1206J3000160KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 16PF 300V C0G/NP0 1206
  • In Stock:81966
$0.248/pcsRFQ
2225Y0100104FCT Image
  • Part#:2225Y0100104FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 10V C0G/NP0 2225
  • In Stock:6895
$4.617/pcsRFQ
2220Y2K00331MXT Image
  • Part#:2220Y2K00331MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 2KV X7R 2220
  • In Stock:77343
$0.499/pcsRFQ
0603Y0250120KCT Image
  • Part#:0603Y0250120KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 25V C0G/NP0 0603
  • In Stock:342472
$0.07/pcsRFQ
0805J1000391MXT Image
  • Part#:0805J1000391MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V X7R 0805
  • In Stock:323227
$0.06/pcsRFQ
0805J0250332FFT Image
  • Part#:0805J0250332FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 25V C0G/NP0 0805
  • In Stock:67599
$0.47/pcsRFQ
2220J5000123FCT Image
  • Part#:2220J5000123FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 500V C0G 2220
  • In Stock:15062
$2.249/pcsRFQ
1206J2K00561MXR Image
  • Part#:1206J2K00561MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 2KV X7R 1206
  • In Stock:273728
$0.072/pcsRFQ
1210Y0160100KFT Image
  • Part#:1210Y0160100KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 16V C0G/NP0 1210
  • In Stock:84667
$0.251/pcsRFQ
0805Y0500330JQT Image
  • Part#:0805Y0500330JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 0805
  • In Stock:120316
$0.182/pcsRFQ
2225J1000183GCT Image
  • Part#:2225J1000183GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 100V C0G 2225
  • In Stock:21205
$1.797/pcsRFQ
0805J1002P20BCT Image
  • Part#:0805J1002P20BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 100V C0G/NP0 0805
  • In Stock:112183
$0.18/pcsRFQ
2220J0630331KCR Image
  • Part#:2220J0630331KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V C0G/NP0 2220
  • In Stock:45753
$0.751/pcsRFQ
0603J1500820JQT Image
  • Part#:0603J1500820JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 150V C0G/NP0 0603
  • In Stock:173405
$0.137/pcsRFQ
1206Y2K00151FCT Image
  • Part#:1206Y2K00151FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 2KV C0G/NP0 1206
  • In Stock:71698
$0.487/pcsRFQ
1808J0500392JXR Image
  • Part#:1808J0500392JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V X7R 1808
  • In Stock:136339
$0.159/pcsRFQ
1210Y0250101FCT Image
  • Part#:1210Y0250101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 25V C0G/NP0 1210
  • In Stock:67392
$0.582/pcsRFQ
1812J0160152KFR Image
  • Part#:1812J0160152KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 16V C0G/NP0 1812
  • In Stock:64953
$0.36/pcsRFQ
1825Y0250821FCT Image
  • Part#:1825Y0250821FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 25V C0G/NP0 1825
  • In Stock:12422
$2.934/pcsRFQ
1206Y0500681JFT Image
  • Part#:1206Y0500681JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V C0G/NP0 1206
  • In Stock:134094
$0.145/pcsRFQ
2220Y0250823GCR Image
  • Part#:2220Y0250823GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 25V C0G/NP0 2220
  • In Stock:17030
$2.112/pcsRFQ
2225Y1K00473JDT Image
  • Part#:2225Y1K00473JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 1KV X7R 2225
  • In Stock:21238
$1.619/pcsRFQ
0805Y0160182JDT Image
  • Part#:0805Y0160182JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 16V X7R 0805
  • In Stock:237323
$0.094/pcsRFQ
1825J0500391GCR Image
  • Part#:1825J0500391GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V C0G/NP0 1825
  • In Stock:31794
$1.238/pcsRFQ
1825J1K20332FCR Image
  • Part#:1825J1K20332FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1.2KV C0G 1825
  • In Stock:11681
$2.887/pcsRFQ
1812Y1000564KER Image
  • Part#:1812Y1000564KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 100V X7R 1812
  • In Stock:53234
$0.692/pcsRFQ
2220J0630123JXT Image
  • Part#:2220J0630123JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V X7R 2220
  • In Stock:49519
$0.753/pcsRFQ
1206Y1000181JET Image
  • Part#:1206Y1000181JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V X7R 1206
  • In Stock:153812
$0.142/pcsRFQ
1808Y2000183MDR Image
  • Part#:1808Y2000183MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V X7R 1808
  • In Stock:114285
$0.173/pcsRFQ
1206Y0500331FCT Image
  • Part#:1206Y0500331FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 1206
  • In Stock:74782
$0.302/pcsRFQ
0603J1000332JDT Image
  • Part#:0603J1000332JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 100V X7R 0603
  • In Stock:306612
$0.078/pcsRFQ
1812J0500472JDR Image
  • Part#:1812J0500472JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 50V X7R 1812
  • In Stock:80876
$0.426/pcsRFQ
2225Y5000182KXT Image
  • Part#:2225Y5000182KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 500V X7R 2225
  • In Stock:55025
$0.666/pcsRFQ
1210J0250272MDT Image
  • Part#:1210J0250272MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V X7R 1210
  • In Stock:115523
$0.208/pcsRFQ
1206J0500182KQT Image
  • Part#:1206J0500182KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 50V C0G/NP0 1206
  • In Stock:94047
$0.358/pcsRFQ
  • Part#:0603Y1000121JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0603
  • In Stock:351110
$0.067/pcsRFQ
0805J0630473JXR Image
  • Part#:0805J0630473JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 63V X7R 0805
  • In Stock:255741
$0.078/pcsRFQ
1808Y0500472FCT Image
  • Part#:1808Y0500472FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 50V C0G/NP0 1808
  • In Stock:89624
$0.429/pcsRFQ
2225Y0500821FCT Image
  • Part#:2225Y0500821FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 2225
  • In Stock:9363
$3.423/pcsRFQ
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