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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

2220Y0630683JFR Image
  • Part#:2220Y0630683JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 63V C0G/NP0 2220
  • In Stock:19309
$1.739/pcsRFQ
2225J0100223MXT Image
  • Part#:2225J0100223MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 10V X7R 2225
  • In Stock:59211
$0.62/pcsRFQ
1206J2000183MDR Image
  • Part#:1206J2000183MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V X7R 1206
  • In Stock:186280
$0.118/pcsRFQ
  • Part#:2220J0500180KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 50V C0G/NP0 2220
  • In Stock:40825
$0.922/pcsRFQ
1206J6303P90BQT Image
  • Part#:1206J6303P90BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 630V C0G/NP0 1206
  • In Stock:71461
$0.319/pcsRFQ
  • Part#:1808J5K00330KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:139567
$0.138/pcsRFQ
2225J0500390JFR Image
  • Part#:2225J0500390JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 50V C0G/NP0 2225
  • In Stock:32401
$1.17/pcsRFQ
0805J0160271KXT Image
  • Part#:0805J0160271KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 16V X7R 0805
  • In Stock:424928
$0.053/pcsRFQ
1808J0160270JCR Image
  • Part#:1808J0160270JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 16V C0G/NP0 1808
  • In Stock:183774
$0.115/pcsRFQ
2225Y2000390FCT Image
  • Part#:2225Y2000390FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 200V C0G/NP0 2225
  • In Stock:11751
$3.305/pcsRFQ
  • Part#:1808J2500120FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 250V C0G/NP0 1808
  • In Stock:63197
$0.538/pcsRFQ
0805J2500221KUT Image
  • Part#:0805J2500221KUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V C0G/NP0 0805
  • In Stock:88330
$0.265/pcsRFQ
0603Y2001P00BCR Image
  • Part#:0603Y2001P00BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 200V C0G/NP0 0603
  • In Stock:160672
$0.147/pcsRFQ
2220Y2000561KCT Image
  • Part#:2220Y2000561KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 200V C0G/NP0 2220
  • In Stock:41730
$0.838/pcsRFQ
1812Y1K00120FAT Image
  • Part#:1812Y1K00120FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1KV C0G/NP0 1812
  • In Stock:25519
$1.302/pcsRFQ
0603J250P560BCT Image
  • Part#:0603J250P560BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56PF 250V C0G/NP0 0603
  • In Stock:160512
$0.145/pcsRFQ
0805J2500332MXT Image
  • Part#:0805J2500332MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 250V X7R 0805
  • In Stock:294699
$0.063/pcsRFQ
  • Part#:0805Y0500332KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:477192
$0.05/pcsRFQ
1812J0250103GFT Image
  • Part#:1812J0250103GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 25V C0G/NP0 1812
  • In Stock:45318
$0.789/pcsRFQ
1210J1004P70BCR Image
  • Part#:1210J1004P70BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 100V C0G/NP0 1210
  • In Stock:54406
$0.345/pcsRFQ
0805J3000160FQT Image
  • Part#:0805J3000160FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 16PF 300V C0G/NP0 0805
  • In Stock:73675
$0.526/pcsRFQ
0603J0500150KFR Image
  • Part#:0603J0500150KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 50V C0G/NP0 0603
  • In Stock:280844
$0.068/pcsRFQ
1808Y6K06P80BCR Image
  • Part#:1808Y6K06P80BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 6KV C0G/NP0 1808
  • In Stock:53502
$0.576/pcsRFQ
1825J5000221JXR Image
  • Part#:1825J5000221JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 500V X7R 1825
  • In Stock:56939
$0.673/pcsRFQ
1812Y6300272JAR Image
  • Part#:1812Y6300272JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 630V C0G/NP0 1812
  • In Stock:62623
$0.555/pcsRFQ
0805J0161P00DCT Image
  • Part#:0805J0161P00DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 16V C0G/NP0 0805
  • In Stock:368567
$0.058/pcsRFQ
1111Y5007P50CUT Image
  • Part#:1111Y5007P50CUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 7.5PF 500V C0G/NP0 1111
  • In Stock:4193
 RFQ
1206J2K01P40CQT Image
  • Part#:1206J2K01P40CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 2000V C0G/NP0 1206
  • In Stock:113000
$0.198/pcsRFQ
  • Part#:1825J3K00181FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:16006
$1.876/pcsRFQ
1210Y0100823GCR Image
  • Part#:1210Y0100823GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 10V C0G/NP0 1210
  • In Stock:61069
$0.647/pcsRFQ
1111Y1501P40BQT Image
  • Part#:1111Y1501P40BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 150V C0G/NP0 1111
  • In Stock:68176
$0.276/pcsRFQ
0805Y2500821JDR Image
  • Part#:0805Y2500821JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V X7R 0805
  • In Stock:170767
$0.113/pcsRFQ
2220Y0160821KCR Image
  • Part#:2220Y0160821KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V C0G/NP0 2220
  • In Stock:50514
$0.738/pcsRFQ
1825Y0250121KCT Image
  • Part#:1825Y0250121KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 25V C0G/NP0 1825
  • In Stock:41039
$0.864/pcsRFQ
0603Y200P820DCR Image
  • Part#:0603Y200P820DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82PF 200V C0G/NP0 0603
  • In Stock:496387
$0.048/pcsRFQ
1210Y1K00270FCT Image
  • Part#:1210Y1K00270FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 1KV C0G/NP0 1210
  • In Stock:72990
$0.445/pcsRFQ
0805Y1000391KFT Image
  • Part#:0805Y1000391KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 0805
  • In Stock:270668
$0.087/pcsRFQ
2220Y6300821KXT Image
  • Part#:2220Y6300821KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 630V X7R 2220
  • In Stock:69522
$0.545/pcsRFQ
1808Y1K20101FCT Image
  • Part#:1808Y1K20101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1.2KV C0G/NP0 1808
  • In Stock:81513
$0.465/pcsRFQ
1825J1000391GCR Image
  • Part#:1825J1000391GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 1825
  • In Stock:29687
$1.226/pcsRFQ
1812J1K20270GCR Image
  • Part#:1812J1K20270GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 1.2KV C0G/NP0 1812
  • In Stock:60506
$0.351/pcsRFQ
1808J5000330JFR Image
  • Part#:1808J5000330JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 500V C0G/NP0 1808
  • In Stock:101854
$0.196/pcsRFQ
1812Y1000100KCR Image
  • Part#:1812Y1000100KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 100V C0G/NP0 1812
  • In Stock:84049
$0.283/pcsRFQ
2225J0630391KFT Image
  • Part#:2225J0630391KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V C0G/NP0 2225
  • In Stock:32334
$1.149/pcsRFQ
1111J3009P10HQT Image
  • Part#:1111J3009P10HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 300V C0G/NP0 1111
  • In Stock:22627
$1.677/pcsRFQ
2220J0630180KCR Image
  • Part#:2220J0630180KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 63V C0G/NP0 2220
  • In Stock:48930
$0.658/pcsRFQ
1210Y0630120KFT Image
  • Part#:1210Y0630120KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 63V C0G/NP0 1210
  • In Stock:91171
$0.252/pcsRFQ
1808Y2500274JXT Image
  • Part#:1808Y2500274JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 250V X7R 1808
  • In Stock:57441
$0.346/pcsRFQ
0603J2502P20DQT Image
  • Part#:0603J2502P20DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 250V C0G/NP0 0603
  • In Stock:211102
$0.094/pcsRFQ
2220Y0160224GCR Image
  • Part#:2220Y0160224GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 16V C0G/NP0 2220
  • In Stock:13085
$2.862/pcsRFQ
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