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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

1206Y5002P20BCR Image
  • Part#:1206Y5002P20BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 500V C0G/NP0 1206
  • In Stock:78865
$0.265/pcsRFQ
2220J1K00391GFR Image
  • Part#:2220J1K00391GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV C0G/NP0 2220
  • In Stock:22802
$1.392/pcsRFQ
0603Y0100820FCT Image
  • Part#:0603Y0100820FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 10V C0G/NP0 0603
  • In Stock:91138
$0.228/pcsRFQ
1812Y1K00272GCR Image
  • Part#:1812Y1K00272GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 1KV C0G/NP0 1812
  • In Stock:54783
$0.691/pcsRFQ
1210J5000222MDT Image
  • Part#:1210J5000222MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V X7R 1210
  • In Stock:138843
$0.15/pcsRFQ
1111J3001P60HQT Image
  • Part#:1111J3001P60HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.6PF 300V C0G/NP0 1111
  • In Stock:55969
$0.531/pcsRFQ
0805Y0500161JQT Image
  • Part#:0805Y0500161JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 160PF 50V C0G/NP0 0805
  • In Stock:101584
$0.23/pcsRFQ
1210Y2500472JDT Image
  • Part#:1210Y2500472JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 250V X7R 1210
  • In Stock:72116
$0.288/pcsRFQ
1812J1000824KXR Image
  • Part#:1812J1000824KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 100V X7R 1812
  • In Stock:61873
$0.501/pcsRFQ
1210Y1000471FAR Image
  • Part#:1210Y1000471FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 1210
  • In Stock:44773
$0.868/pcsRFQ
1210J5000470GCT Image
  • Part#:1210J5000470GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 1210
  • In Stock:89414
$0.211/pcsRFQ
1812Y1K20392JXR Image
  • Part#:1812Y1K20392JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 1.2KV X7R 1812
  • In Stock:97514
$0.387/pcsRFQ
1210Y1000270KAR Image
  • Part#:1210Y1000270KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 100V C0G/NP0 1210
  • In Stock:89978
$0.236/pcsRFQ
1812Y1000680JFR Image
  • Part#:1812Y1000680JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 100V C0G/NP0 1812
  • In Stock:80629
$0.449/pcsRFQ
0805J5000620FQT Image
  • Part#:0805J5000620FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 62PF 500V C0G/NP0 0805
  • In Stock:56174
$0.627/pcsRFQ
1210Y2500273JXT Image
  • Part#:1210Y2500273JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 250V X7R 1210
  • In Stock:100600
$0.235/pcsRFQ
1206Y0160681KXT Image
  • Part#:1206Y0160681KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 16V X7R 1206
  • In Stock:265649
$0.084/pcsRFQ
1808J0630121GCT Image
  • Part#:1808J0630121GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V C0G/NP0 1808
  • In Stock:124468
$0.194/pcsRFQ
0805Y0160330GFT Image
  • Part#:0805Y0160330GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 16V C0G/NP0 0805
  • In Stock:134581
$0.151/pcsRFQ
2220J2000151GFT Image
  • Part#:2220J2000151GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V C0G/NP0 2220
  • In Stock:16857
$2.042/pcsRFQ
1210J2500101KCR Image
  • Part#:1210J2500101KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 1210
  • In Stock:121541
$0.159/pcsRFQ
1812J2K00151KXR Image
  • Part#:1812J2K00151KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 2KV X7R 1812
  • In Stock:82475
$0.246/pcsRFQ
2225J1000221KFR Image
  • Part#:2225J1000221KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V C0G/NP0 2225
  • In Stock:31333
$1.119/pcsRFQ
1808Y0630330JCR Image
  • Part#:1808Y0630330JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 63V C0G/NP0 1808
  • In Stock:184099
$0.115/pcsRFQ
1210J6300560JAT Image
  • Part#:1210J6300560JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 630V C0G/NP0 1210
  • In Stock:128188
$0.188/pcsRFQ
0805J0250184MDT Image
  • Part#:0805J0250184MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 25V X7R 0805
  • In Stock:170839
$0.11/pcsRFQ
0805Y1500820GQT Image
  • Part#:0805Y1500820GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 150V C0G/NP0 0805
  • In Stock:100184
$0.393/pcsRFQ
2220Y5000272MDT Image
  • Part#:2220Y5000272MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 500V X7R 2220
  • In Stock:46324
$0.674/pcsRFQ
  • Part#:2225Y0630474MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:54002
$0.7/pcsRFQ
0805Y2500152MDR Image
  • Part#:0805Y2500152MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V X7R 0805
  • In Stock:245342
$0.087/pcsRFQ
1825Y0630392JCR Image
  • Part#:1825Y0630392JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 63V C0G/NP0 1825
  • In Stock:43682
$0.81/pcsRFQ
0603Y0630182MXR Image
  • Part#:0603Y0630182MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 63V X7R 0603
  • In Stock:465457
$0.041/pcsRFQ
0603Y1000680GAT Image
  • Part#:0603Y1000680GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 100V C0G/NP0 0603
  • In Stock:167098
$0.134/pcsRFQ
1812J1K00561JFR Image
  • Part#:1812J1K00561JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1KV C0G/NP0 1812
  • In Stock:84307
$0.417/pcsRFQ
0603Y2000390JUT Image
  • Part#:0603Y2000390JUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 200V C0G/NP0 0603
  • In Stock:151573
$0.139/pcsRFQ
0805Y0103P30DCR Image
  • Part#:0805Y0103P30DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 10V C0G/NP0 0805
  • In Stock:378145
$0.053/pcsRFQ
1808JA250151JXRSY2 Image
  • Part#:1808JA250151JXRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V X7R 1808
  • In Stock:74774
$0.281/pcsRFQ
1206Y5000270KFT Image
  • Part#:1206Y5000270KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 500V C0G/NP0 1206
  • In Stock:178604
$0.114/pcsRFQ
1206J2000360FQT Image
  • Part#:1206J2000360FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 36PF 200V C0G/NP0 1206
  • In Stock:43969
$0.69/pcsRFQ
2225Y0100100FCR Image
  • Part#:2225Y0100100FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 10V C0G/NP0 2225
  • In Stock:10136
$3.494/pcsRFQ
2220Y1000183FCR Image
  • Part#:2220Y1000183FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 100V C0G 2220
  • In Stock:9560
$3.131/pcsRFQ
0805Y1004P70BCR Image
  • Part#:0805Y1004P70BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 100V C0G/NP0 0805
  • In Stock:125351
$0.174/pcsRFQ
1206Y0160223FCT Image
  • Part#:1206Y0160223FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 16V C0G/NP0 1206
  • In Stock:58906
$0.62/pcsRFQ
0505J3000750KQT Image
  • Part#:0505J3000750KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 75PF 300V C0G/NP0 0505
  • In Stock:82951
$0.262/pcsRFQ
1210J5000101FCT Image
  • Part#:1210J5000101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 500V C0G/NP0 1210
  • In Stock:85915
$0.403/pcsRFQ
1210Y0500333KCT Image
  • Part#:1210Y0500333KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 50V C0G/NP0 1210
  • In Stock:61294
$0.352/pcsRFQ
2220Y1K00682JFT Image
  • Part#:2220Y1K00682JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 1KV C0G/NP0 2220
  • In Stock:27827
$1.369/pcsRFQ
  • Part#:0805Y5000181KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:362123
$0.062/pcsRFQ
1812Y1K50331JXT Image
  • Part#:1812Y1K50331JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1.5KV X7R 1812
  • In Stock:72198
$0.316/pcsRFQ
2225Y2K50390GCT Image
  • Part#:2225Y2K50390GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 2.5KV C0G/NP0 2225
  • In Stock:21976
$1.385/pcsRFQ
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