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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

1812Y0250394MDR Image
  • Part#:1812Y0250394MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 25V X7R 1812
  • In Stock:61966
$0.502/pcsRFQ
1111Y2K01P20CQT Image
  • Part#:1111Y2K01P20CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 2000V C0G/NP0 1111
  • In Stock:75181
$0.29/pcsRFQ
2225J0250560KFT Image
  • Part#:2225J0250560KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 25V C0G/NP0 2225
  • In Stock:25898
$1.318/pcsRFQ
1111Y1000751GQT Image
  • Part#:1111Y1000751GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 750PF 100V C0G/NP0 1111
  • In Stock:48882
$0.773/pcsRFQ
0805Y0250221JDR Image
  • Part#:0805Y0250221JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 25V X7R 0805
  • In Stock:234846
$0.091/pcsRFQ
2220Y1K00822KXT Image
  • Part#:2220Y1K00822KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 1KV X7R 2220
  • In Stock:54774
$0.561/pcsRFQ
1812YA250561KXTPY2 Image
  • Part#:1812YA250561KXTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V X7R 1812
  • In Stock:85284
$0.459/pcsRFQ
1808J2K50221KXR Image
  • Part#:1808J2K50221KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 2.5KV X7R 1808
  • In Stock:175504
$0.119/pcsRFQ
1210Y1000271KFT Image
  • Part#:1210Y1000271KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V C0G/NP0 1210
  • In Stock:91006
$0.255/pcsRFQ
2225J0160824JXT Image
  • Part#:2225J0160824JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 16V X7R 2225
  • In Stock:37126
$1.038/pcsRFQ
2220Y0630471KFT Image
  • Part#:2220Y0630471KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 63V C0G/NP0 2220
  • In Stock:34267
$1.133/pcsRFQ
1206Y0500472JCR Image
  • Part#:1206Y0500472JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 50V C0G/NP0 1206
  • In Stock:169675
$0.12/pcsRFQ
1206J0250181KFR Image
  • Part#:1206J0250181KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 25V C0G/NP0 1206
  • In Stock:170038
$0.113/pcsRFQ
0805J0161P50CCR Image
  • Part#:0805J0161P50CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 16V C0G/NP0 0805
  • In Stock:256608
$0.083/pcsRFQ
0805Y0250120GCT Image
  • Part#:0805Y0250120GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 25V C0G/NP0 0805
  • In Stock:212694
$0.098/pcsRFQ
0805J2500820GCR Image
  • Part#:0805J2500820GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 0805
  • In Stock:223219
$0.095/pcsRFQ
1206Y2000391JDR Image
  • Part#:1206Y2000391JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V X7R 1206
  • In Stock:173339
$0.139/pcsRFQ
1808J1K04P70DFR Image
  • Part#:1808J1K04P70DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 1KV C0G/NP0 1808
  • In Stock:79427
$0.269/pcsRFQ
1210J0250824MDR Image
  • Part#:1210J0250824MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 25V X7R 1210
  • In Stock:93844
$0.366/pcsRFQ
1812Y5000270JAR Image
  • Part#:1812Y5000270JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 500V C0G/NP0 1812
  • In Stock:102151
$0.377/pcsRFQ
0805Y0500683KDR Image
  • Part#:0805Y0500683KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 50V X7R 0805
  • In Stock:212975
$0.112/pcsRFQ
1808Y1K50820GCR Image
  • Part#:1808Y1K50820GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1.5KV C0G/NP0 1808
  • In Stock:82149
$0.246/pcsRFQ
1111Y1500130GQT Image
  • Part#:1111Y1500130GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 13PF 150V C0G/NP0 1111
  • In Stock:67446
$0.495/pcsRFQ
0805Y0160122KDR Image
  • Part#:0805Y0160122KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 16V X7R 0805
  • In Stock:321763
$0.073/pcsRFQ
1808J0100393KCR Image
  • Part#:1808J0100393KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 10V C0G/NP0 1808
  • In Stock:67231
$0.291/pcsRFQ
1808J0250101MXT Image
  • Part#:1808J0250101MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 25V X7R 1808
  • In Stock:179952
$0.118/pcsRFQ
2220Y0100180JCT Image
  • Part#:2220Y0100180JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 10V C0G/NP0 2220
  • In Stock:36804
$0.86/pcsRFQ
1808Y0100153FCT Image
  • Part#:1808Y0100153FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 10V C0G/NP0 1808
  • In Stock:47974
$0.715/pcsRFQ
1206Y6301P10BQT Image
  • Part#:1206Y6301P10BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.1PF 630V C0G/NP0 1206
  • In Stock:123821
$0.166/pcsRFQ
1825J2000680KCR Image
  • Part#:1825J2000680KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 200V C0G/NP0 1825
  • In Stock:46895
$0.791/pcsRFQ
1210Y2000471JAR Image
  • Part#:1210Y2000471JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 200V C0G/NP0 1210
  • In Stock:84221
$0.259/pcsRFQ
  • Part#:0603J0161P80BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 16V C0G/NP0 0603
  • In Stock:253195
$0.094/pcsRFQ
1812J0630561KFR Image
  • Part#:1812J0630561KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 63V C0G/NP0 1812
  • In Stock:68118
$0.354/pcsRFQ
0805J2500102JXR Image
  • Part#:0805J2500102JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V X7R 0805
  • In Stock:311776
$0.077/pcsRFQ
1206Y0160390KFT Image
  • Part#:1206Y0160390KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 16V C0G/NP0 1206
  • In Stock:171463
$0.114/pcsRFQ
1825Y0250473JXR Image
  • Part#:1825Y0250473JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 25V X7R 1825
  • In Stock:37455
$0.965/pcsRFQ
2225J0630224GCR Image
  • Part#:2225J0630224GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 63V C0G/NP0 2225
  • In Stock:10700
$3.445/pcsRFQ
1825Y1K00332JCR Image
  • Part#:1825Y1K00332JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1KV C0G/NP0 1825
  • In Stock:47145
$0.733/pcsRFQ
1111J5000560JQT Image
  • Part#:1111J5000560JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 500V C0G/NP0 1111
  • In Stock:65983
$0.344/pcsRFQ
1812Y1K20152JCT Image
  • Part#:1812Y1K20152JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1.2KV C0G 1812
  • In Stock:82264
$0.395/pcsRFQ
1210Y0250560GCT Image
  • Part#:1210Y0250560GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 25V C0G/NP0 1210
  • In Stock:63144
$0.301/pcsRFQ
2225J0500471GCT Image
  • Part#:2225J0500471GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 50V C0G/NP0 2225
  • In Stock:22239
$1.382/pcsRFQ
1206J5000152KFR Image
  • Part#:1206J5000152KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V C0G/NP0 1206
  • In Stock:151315
$0.144/pcsRFQ
2211YA250820JCTSP Image
  • Part#:2211YA250820JCTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 2211
  • In Stock:54958
$0.584/pcsRFQ
2220Y0160392FFR Image
  • Part#:2220Y0160392FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 16V C0G/NP0 2220
  • In Stock:8667
$3.893/pcsRFQ
1206J0160153JCT Image
  • Part#:1206J0160153JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V C0G/NP0 1206
  • In Stock:143524
$0.155/pcsRFQ
1210J1K00471FCT Image
  • Part#:1210J1K00471FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1KV C0G/NP0 1210
  • In Stock:74696
$0.509/pcsRFQ
1808Y2000561MDT Image
  • Part#:1808Y2000561MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 200V X7R 1808
  • In Stock:124115
$0.183/pcsRFQ
1808Y0160224MXT Image
  • Part#:1808Y0160224MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 16V X7R 1808
  • In Stock:106177
$0.198/pcsRFQ
2225J2000391FCR Image
  • Part#:2225J2000391FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V C0G/NP0 2225
  • In Stock:11068
$2.984/pcsRFQ
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