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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

1210Y2000102FFT Image
  • Part#:1210Y2000102FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 200V C0G/NP0 1210
  • In Stock:34202
$1.051/pcsRFQ
2220Y5000822MXT Image
  • Part#:2220Y5000822MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 500V X7R 2220
  • In Stock:64531
$0.469/pcsRFQ
1808Y1000391GFT Image
  • Part#:1808Y1000391GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 1808
  • In Stock:73092
$0.314/pcsRFQ
1812J2500332GCR Image
  • Part#:1812J2500332GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 250V C0G/NP0 1812
  • In Stock:60176
$0.57/pcsRFQ
1825Y0100563FCT Image
  • Part#:1825Y0100563FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 10V C0G/NP0 1825
  • In Stock:8033
$4.309/pcsRFQ
0805J1000680KAT Image
  • Part#:0805J1000680KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 100V C0G/NP0 0805
  • In Stock:283143
$0.083/pcsRFQ
2225J2K50102GCT Image
  • Part#:2225J2K50102GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 2.5KV C0G 2225
  • In Stock:27057
$1.45/pcsRFQ
0505Y3000430KQT Image
  • Part#:0505Y3000430KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 43PF 300V C0G/NP0 0505
  • In Stock:129247
$0.162/pcsRFQ
1812J0630331JFT Image
  • Part#:1812J0630331JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V C0G/NP0 1812
  • In Stock:81462
$0.396/pcsRFQ
1210Y5000103KXR Image
  • Part#:1210Y5000103KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 500V X7R 1210
  • In Stock:193331
$0.107/pcsRFQ
0805J1008P20DFT Image
  • Part#:0805J1008P20DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 100V C0G/NP0 0805
  • In Stock:258000
$0.088/pcsRFQ
2220Y0160153JDR Image
  • Part#:2220Y0160153JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V X7R 2220
  • In Stock:31453
$1.248/pcsRFQ
2220J0630561KFR Image
  • Part#:2220J0630561KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 63V C0G/NP0 2220
  • In Stock:38468
$0.955/pcsRFQ
1808J0254P70BCR Image
  • Part#:1808J0254P70BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 25V C0G/NP0 1808
  • In Stock:75652
$0.403/pcsRFQ
0603J0100183JXT Image
  • Part#:0603J0100183JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 10V X7R 0603
  • In Stock:357449
$0.061/pcsRFQ
1206Y5000110KQT Image
  • Part#:1206Y5000110KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 11PF 500V C0G/NP0 1206
  • In Stock:99500
$0.201/pcsRFQ
1210Y5000120JFT Image
  • Part#:1210Y5000120JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 500V C0G/NP0 1210
  • In Stock:127972
$0.186/pcsRFQ
1808Y1K00122KDR Image
  • Part#:1808Y1K00122KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV X7R 1808
  • In Stock:92906
$0.213/pcsRFQ
1206Y0630680FFT Image
  • Part#:1206Y0630680FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 63V C0G/NP0 1206
  • In Stock:93354
$0.412/pcsRFQ
1812J2000123JXT Image
  • Part#:1812J2000123JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 200V X7R 1812
  • In Stock:71823
$0.32/pcsRFQ
1206Y2K00122JXT Image
  • Part#:1206Y2K00122JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 2KV X7R 1206
  • In Stock:149352
$0.138/pcsRFQ
1206Y0631P90HQT Image
  • Part#:1206Y0631P90HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.9PF 63V C0G/NP0 1206
  • In Stock:63963
$0.342/pcsRFQ
0805J6300391KXR Image
  • Part#:0805J6300391KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 630V X7R 0805
  • In Stock:470304
$0.048/pcsRFQ
0805Y1K00101JCT Image
  • Part#:0805Y1K00101JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1KV C0G/NP0 0805
  • In Stock:356356
$0.065/pcsRFQ
2220J2K00221MXR Image
  • Part#:2220J2K00221MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 2KV X7R 2220
  • In Stock:98071
$0.401/pcsRFQ
1808Y5000221JFT Image
  • Part#:1808Y5000221JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 500V C0G/NP0 1808
  • In Stock:78815
$0.284/pcsRFQ
0603J5000821MXT Image
  • Part#:0603J5000821MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 500V X7R 0603
  • In Stock:464900
$0.046/pcsRFQ
1825Y0160120FCT Image
  • Part#:1825Y0160120FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 16V C0G/NP0 1825
  • In Stock:12149
$3.103/pcsRFQ
2220J1K00102KCT Image
  • Part#:2220J1K00102KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1KV C0G/NP0 2220
  • In Stock:63297
$0.556/pcsRFQ
1812J1000330JFR Image
  • Part#:1812J1000330JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 100V C0G/NP0 1812
  • In Stock:61362
$0.346/pcsRFQ
2220Y5000272MDR Image
  • Part#:2220Y5000272MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 500V X7R 2220
  • In Stock:52612
$0.653/pcsRFQ
1812J2K50221GCT Image
  • Part#:1812J2K50221GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 2.5KV C0G/NP0 1812
  • In Stock:69948
$0.551/pcsRFQ
1111J3000221KQT Image
  • Part#:1111J3000221KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 300V C0G/NP0 1111
  • In Stock:71152
$0.428/pcsRFQ
2220J1000680GFT Image
  • Part#:2220J1000680GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 100V C0G/NP0 2220
  • In Stock:15664
$1.915/pcsRFQ
1206J0160153FFT Image
  • Part#:1206J0160153FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V C0G/NP0 1206
  • In Stock:38189
$0.802/pcsRFQ
1825J6300472JXR Image
  • Part#:1825J6300472JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 630V X7R 1825
  • In Stock:43450
$0.694/pcsRFQ
2220Y5000331JDR Image
  • Part#:2220Y5000331JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 500V X7R 2220
  • In Stock:33762
$0.885/pcsRFQ
1825J0100561FCR Image
  • Part#:1825J0100561FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 10V C0G/NP0 1825
  • In Stock:12376
$2.679/pcsRFQ
2220J1000223JXT Image
  • Part#:2220J1000223JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 100V X7R 2220
  • In Stock:47564
$0.774/pcsRFQ
1210Y0630272JXT Image
  • Part#:1210Y0630272JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 63V X7R 1210
  • In Stock:121437
$0.194/pcsRFQ
1812Y2K00471GCT Image
  • Part#:1812Y2K00471GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 2KV C0G/NP0 1812
  • In Stock:55762
$0.704/pcsRFQ
1808Y2500823JDT Image
  • Part#:1808Y2500823JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 250V X7R 1808
  • In Stock:67580
$0.307/pcsRFQ
1812JA250181KXRPY2 Image
  • Part#:1812JA250181KXRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V X7R 1812
  • In Stock:60140
$0.342/pcsRFQ
0603Y1007P50BQT Image
  • Part#:0603Y1007P50BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 7.5PF 100V C0G/NP0 0603
  • In Stock:82238
$0.264/pcsRFQ
2225Y0630560JCR Image
  • Part#:2225Y0630560JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 63V C0G/NP0 2225
  • In Stock:35861
$0.884/pcsRFQ
1206Y0160221MXR Image
  • Part#:1206Y0160221MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 16V X7R 1206
  • In Stock:261551
$0.08/pcsRFQ
0603J063P470DFT Image
  • Part#:0603J063P470DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47PF 63V C0G/NP0 0603
  • In Stock:287111
$0.074/pcsRFQ
1206J2000221GCT Image
  • Part#:1206J2000221GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 1206
  • In Stock:114521
$0.17/pcsRFQ
1210J2500820JFR Image
  • Part#:1210J2500820JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 1210
  • In Stock:91559
$0.256/pcsRFQ
1210Y0630333GCT Image
  • Part#:1210Y0630333GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 63V C0G/NP0 1210
  • In Stock:58893
$0.652/pcsRFQ
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