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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

1210Y0630564KXT Image
  • Part#:1210Y0630564KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 63V X7R 1210
  • In Stock:72032
$0.262/pcsRFQ
1812J2000221FFR Image
  • Part#:1812J2000221FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 1812
  • In Stock:25913
$1.434/pcsRFQ
2225Y2K00152JXT Image
  • Part#:2225Y2K00152JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 2KV X7R 2225
  • In Stock:40626
$0.917/pcsRFQ
2211YA250331GCRSPU Image
  • Part#:2211YA250331GCRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V C0G/NP0 2211
  • In Stock:26481
$1.272/pcsRFQ
1808J1000102JDT Image
  • Part#:1808J1000102JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V X7R 1808
  • In Stock:90241
$0.227/pcsRFQ
1812J1000682KCR Image
  • Part#:1812J1000682KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 100V C0G/NP0 1812
  • In Stock:65162
$0.29/pcsRFQ
1808J0630272KDR Image
  • Part#:1808J0630272KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 63V X7R 1808
  • In Stock:127234
$0.19/pcsRFQ
0805J3000201KQT Image
  • Part#:0805J3000201KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 200PF 300V C0G/NP0 0805
  • In Stock:102323
$0.206/pcsRFQ
2220Y3K00222KXR Image
  • Part#:2220Y3K00222KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 3KV X7R 2220
  • In Stock:64731
$0.55/pcsRFQ
1206J2000101JFR Image
  • Part#:1206J2000101JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 200V C0G/NP0 1206
  • In Stock:191342
$0.121/pcsRFQ
1206J1K00222KDR Image
  • Part#:1206J1K00222KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1KV X7R 1206
  • In Stock:146908
$0.132/pcsRFQ
2220Y1K00471JDR Image
  • Part#:2220Y1K00471JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1KV X7R 2220
  • In Stock:35798
$0.93/pcsRFQ
1825Y0500101JCR Image
  • Part#:1825Y0500101JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V C0G/NP0 1825
  • In Stock:34383
$0.888/pcsRFQ
1812Y0250682MXR Image
  • Part#:1812Y0250682MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V X7R 1812
  • In Stock:85261
$0.265/pcsRFQ
1808Y3K00821KXT Image
  • Part#:1808Y3K00821KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 3KV X7R 1808
  • In Stock:146604
$0.164/pcsRFQ
1210Y1K00331FFR Image
  • Part#:1210Y1K00331FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1KV C0G/NP0 1210
  • In Stock:51090
$0.755/pcsRFQ
1111J5006P80DQT Image
  • Part#:1111J5006P80DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 500V C0G/NP0 1111
  • In Stock:76225
$0.316/pcsRFQ
1206Y5000221KCT Image
  • Part#:1206Y5000221KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 500V C0G/NP0 1206
  • In Stock:275902
$0.08/pcsRFQ
1206Y6300101GCT Image
  • Part#:1206Y6300101GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 630V C0G/NP0 1206
  • In Stock:134980
$0.156/pcsRFQ
1210Y0500682JCT Image
  • Part#:1210Y0500682JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 50V C0G/NP0 1210
  • In Stock:90354
$0.212/pcsRFQ
2225Y5000223MDR Image
  • Part#:2225Y5000223MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 500V X7R 2225
  • In Stock:37655
$0.806/pcsRFQ
1210J0100392KCT Image
  • Part#:1210J0100392KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 10V C0G/NP0 1210
  • In Stock:111005
$0.178/pcsRFQ
1808Y2500182GFT Image
  • Part#:1808Y2500182GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 250V C0G/NP0 1808
  • In Stock:92336
$0.419/pcsRFQ
1210Y2000153JDT Image
  • Part#:1210Y2000153JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 200V X7R 1210
  • In Stock:74052
$0.288/pcsRFQ
1210Y5000390GAR Image
  • Part#:1210Y5000390GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 500V C0G/NP0 1210
  • In Stock:72059
$0.308/pcsRFQ
0603Y2500330JCR Image
  • Part#:0603Y2500330JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 0603
  • In Stock:383486
$0.055/pcsRFQ
1808YA250102FCTSP Image
  • Part#:1808YA250102FCTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V C0G/NP0 1808
  • In Stock:21554
$1.455/pcsRFQ
1812Y0160125JXR Image
  • Part#:1812Y0160125JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 16V X7R 1812
  • In Stock:65454
$0.556/pcsRFQ
0603Y2006P80CCR Image
  • Part#:0603Y2006P80CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 200V C0G/NP0 0603
  • In Stock:271782
$0.074/pcsRFQ
1206Y1000183MXRE03 Image
  • Part#:1206Y1000183MXRE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 100V X7R 1206
  • In Stock:79237
$0.252/pcsRFQ
1206Y0250181GCR Image
  • Part#:1206Y0250181GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 25V C0G/NP0 1206
  • In Stock:145231
$0.147/pcsRFQ
1206J5000822JXT Image
  • Part#:1206J5000822JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 500V X7R 1206
  • In Stock:239007
$0.086/pcsRFQ
0805J5001P50CFR Image
  • Part#:0805J5001P50CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 500V C0G/NP0 0805
  • In Stock:166128
$0.121/pcsRFQ
2225Y0630332JCR Image
  • Part#:2225Y0630332JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V C0G/NP0 2225
  • In Stock:34691
$0.94/pcsRFQ
0603Y0161P50CFR Image
  • Part#:0603Y0161P50CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 16V C0G/NP0 0603
  • In Stock:225541
$0.094/pcsRFQ
1206J1K51P50CCT Image
  • Part#:1206J1K51P50CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 1.5KV C0G/NP0 1206
  • In Stock:133853
$0.143/pcsRFQ
1808Y1K00122JDT Image
  • Part#:1808Y1K00122JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV X7R 1808
  • In Stock:82231
$0.29/pcsRFQ
0603Y0251P50DCR Image
  • Part#:0603Y0251P50DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 25V C0G/NP0 0603
  • In Stock:379641
$0.062/pcsRFQ
2225J1K00562KXT Image
  • Part#:2225J1K00562KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 1KV X7R 2225
  • In Stock:61781
$0.6/pcsRFQ
0805J0160562KDT Image
  • Part#:0805J0160562KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 16V X7R 0805
  • In Stock:286027
$0.082/pcsRFQ
2220J1000223KFR Image
  • Part#:2220J1000223KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 100V C0G 2220
  • In Stock:26655
$1.341/pcsRFQ
1812Y1000822MER Image
  • Part#:1812Y1000822MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 100V X7R 1812
  • In Stock:83115
$0.379/pcsRFQ
1206Y1K00120FQT Image
  • Part#:1206Y1K00120FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1KV C0G/NP0 1206
  • In Stock:43534
$0.864/pcsRFQ
1812J0630153JXR Image
  • Part#:1812J0630153JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 63V X7R 1812
  • In Stock:76331
$0.288/pcsRFQ
1812J0500182JFR Image
  • Part#:1812J0500182JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 50V C0G/NP0 1812
  • In Stock:96478
$0.373/pcsRFQ
2220J2K50102JXR Image
  • Part#:2220J2K50102JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 2.5KV X7R 2220
  • In Stock:63953
$0.565/pcsRFQ
1812Y1K20390KCR Image
  • Part#:1812Y1K20390KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1.2KV C0G/NP0 1812
  • In Stock:82032
$0.268/pcsRFQ
1206J2003P90DFT Image
  • Part#:1206J2003P90DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 200V C0G/NP0 1206
  • In Stock:184442
$0.111/pcsRFQ
1210J0250224JXR Image
  • Part#:1210J0250224JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 25V X7R 1210
  • In Stock:112075
$0.2/pcsRFQ
1210Y2000180FFT Image
  • Part#:1210Y2000180FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 1210
  • In Stock:35750
$0.94/pcsRFQ
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