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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

2225J4K00122KXT Image
  • Part#:2225J4K00122KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 4KV X7R 2225
  • In Stock:85954
$0.37/pcsRFQ
0603J2500820GCR Image
  • Part#:0603J2500820GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 0603
  • In Stock:221845
$0.094/pcsRFQ
0805J1500270FQT Image
  • Part#:0805J1500270FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 150V C0G/NP0 0805
  • In Stock:57870
$0.521/pcsRFQ
1812Y5000471GCT Image
  • Part#:1812Y5000471GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V C0G/NP0 1812
  • In Stock:73897
$0.43/pcsRFQ
0805Y0630823KER Image
  • Part#:0805Y0630823KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 63V X7R 0805
  • In Stock:172809
$0.113/pcsRFQ
1825Y0630680KCR Image
  • Part#:1825Y0630680KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 63V C0G/NP0 1825
  • In Stock:35780
$0.837/pcsRFQ
1808JA250330FCRSY2 Image
  • Part#:1808JA250330FCRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 1808
  • In Stock:31352
$1.005/pcsRFQ
1210J0100471JCT Image
  • Part#:1210J0100471JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 10V C0G/NP0 1210
  • In Stock:138030
$0.173/pcsRFQ
1825J5000682KXT Image
  • Part#:1825J5000682KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 500V X7R 1825
  • In Stock:63176
$0.535/pcsRFQ
1812Y0500333MER Image
  • Part#:1812Y0500333MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 50V X7R 1812
  • In Stock:79257
$0.393/pcsRFQ
1825Y6300151KCR Image
  • Part#:1825Y6300151KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 630V C0G/NP0 1825
  • In Stock:48875
$0.635/pcsRFQ
1206J2500392MXT Image
  • Part#:1206J2500392MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 250V X7R 1206
  • In Stock:299617
$0.079/pcsRFQ
1812Y0500182FCT Image
  • Part#:1812Y0500182FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 50V C0G/NP0 1812
  • In Stock:34471
$1.013/pcsRFQ
1808Y6K00331KXR Image
  • Part#:1808Y6K00331KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 6KV X7R 1808
  • In Stock:120474
$0.159/pcsRFQ
1206Y1K50270GCR Image
  • Part#:1206Y1K50270GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 1.5KV C0G/NP0 1206
  • In Stock:144692
$0.145/pcsRFQ
1206J1000680JQT Image
  • Part#:1206J1000680JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 100V C0G/NP0 1206
  • In Stock:84081
$0.238/pcsRFQ
2220J1K00152MXR Image
  • Part#:2220J1K00152MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1KV X7R 2220
  • In Stock:97526
$0.394/pcsRFQ
1210J1000393KDT Image
  • Part#:1210J1000393KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 100V X7R 1210
  • In Stock:84071
$0.246/pcsRFQ
2220J6300332KCR Image
  • Part#:2220J6300332KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 630V C0G/NP0 2220
  • In Stock:59742
$0.524/pcsRFQ
2225J5K00471KCR Image
  • Part#:2225J5K00471KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 5KV C0G/NP0 2225
  • In Stock:77271
$0.454/pcsRFQ
2225Y5000391JCR Image
  • Part#:2225Y5000391JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V C0G/NP0 2225
  • In Stock:41314
$0.774/pcsRFQ
1812J2K00681KXT Image
  • Part#:1812J2K00681KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 2KV X7R 1812
  • In Stock:80151
$0.27/pcsRFQ
1206Y2000183MET Image
  • Part#:1206Y2000183MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V X7R 1206
  • In Stock:175588
$0.131/pcsRFQ
1825Y2K00330GCR Image
  • Part#:1825Y2K00330GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 2KV C0G/NP0 1825
  • In Stock:30520
$1.121/pcsRFQ
2225Y2500473KXR Image
  • Part#:2225Y2500473KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 250V X7R 2225
  • In Stock:43267
$0.749/pcsRFQ
0805J2000681KAT Image
  • Part#:0805J2000681KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 200V C0G/NP0 0805
  • In Stock:176621
$0.115/pcsRFQ
1111J2K05P60DQT Image
  • Part#:1111J2K05P60DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 2KV C0G/NP0 1111
  • In Stock:65129
$0.308/pcsRFQ
1812J0160821JCR Image
  • Part#:1812J0160821JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V C0G/NP0 1812
  • In Stock:84841
$0.248/pcsRFQ
1812Y6300223KXT Image
  • Part#:1812Y6300223KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 630V X7R 1812
  • In Stock:60176
$0.316/pcsRFQ
1808JA250222KXTSP Image
  • Part#:1808JA250222KXTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 250V X7R 1808
  • In Stock:59182
$0.347/pcsRFQ
2220Y3K00150JCR Image
  • Part#:2220Y3K00150JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 3KV C0G/NP0 2220
  • In Stock:50995
$0.615/pcsRFQ
1808J0160123JXR Image
  • Part#:1808J0160123JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 16V X7R 1808
  • In Stock:139353
$0.174/pcsRFQ
1808Y1K50331FCT Image
  • Part#:1808Y1K50331FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1.5KV C0G/NP0 1808
  • In Stock:53056
$0.597/pcsRFQ
1812Y0630273KET Image
  • Part#:1812Y0630273KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 63V X7R 1812
  • In Stock:76687
$0.434/pcsRFQ
1825J6300683KXT Image
  • Part#:1825J6300683KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 630V X7R 1825
  • In Stock:43780
$0.692/pcsRFQ
1210J0500124MDR Image
  • Part#:1210J0500124MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 50V X7R 1210
  • In Stock:107910
$0.208/pcsRFQ
0603Y0500150JAR Image
  • Part#:0603Y0500150JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 50V C0G/NP0 0603
  • In Stock:295926
$0.075/pcsRFQ
2225Y1000183GCT Image
  • Part#:2225Y1000183GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 100V C0G 2225
  • In Stock:17291
$2.061/pcsRFQ
1206Y0500270FFT Image
  • Part#:1206Y0500270FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 50V C0G/NP0 1206
  • In Stock:77252
$0.422/pcsRFQ
1210J0160683JDR Image
  • Part#:1210J0160683JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 16V X7R 1210
  • In Stock:89906
$0.265/pcsRFQ
1825J2K00560JCR Image
  • Part#:1825J2K00560JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 2KV C0G/NP0 1825
  • In Stock:57811
$0.554/pcsRFQ
1206Y5001P20CCR Image
  • Part#:1206Y5001P20CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 500V C0G/NP0 1206
  • In Stock:157545
$0.131/pcsRFQ
1808J0160153GCR Image
  • Part#:1808J0160153GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V C0G/NP0 1808
  • In Stock:75651
$0.319/pcsRFQ
1206J1K00390JQT Image
  • Part#:1206J1K00390JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1KV C0G/NP0 1206
  • In Stock:94552
$0.21/pcsRFQ
0805J0168P20CCR Image
  • Part#:0805J0168P20CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 16V C0G/NP0 0805
  • In Stock:275193
$0.081/pcsRFQ
1210Y0500270GAR Image
  • Part#:1210Y0500270GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 50V C0G/NP0 1210
  • In Stock:81421
$0.441/pcsRFQ
2220JA250103MXTB17 Image
  • Part#:2220JA250103MXTB17
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 250V X7R 2220
  • In Stock:65712
$0.466/pcsRFQ
1808Y2K00470FCT Image
  • Part#:1808Y2K00470FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 2KV C0G/NP0 1808
  • In Stock:78185
$0.504/pcsRFQ
1210Y0250681GFR Image
  • Part#:1210Y0250681GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 25V C0G/NP0 1210
  • In Stock:84110
$0.439/pcsRFQ
1812Y5000104KXR Image
  • Part#:1812Y5000104KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 500V X7R 1812
  • In Stock:66509
$0.337/pcsRFQ
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