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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

1210Y0250271GCT Image
  • Part#:1210Y0250271GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 25V C0G/NP0 1210
  • In Stock:64988
$0.307/pcsRFQ
2220Y2000684MXR Image
  • Part#:2220Y2000684MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 200V X7R 2220
  • In Stock:37564
$0.921/pcsRFQ
1825Y1K50180KCR Image
  • Part#:1825Y1K50180KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1.5KV C0G/NP0 1825
  • In Stock:57407
$0.547/pcsRFQ
1206J1K00121FAR Image
  • Part#:1206J1K00121FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1000V C0G/NP0 1206
  • In Stock:67403
$0.503/pcsRFQ
1808J4K00680KCR Image
  • Part#:1808J4K00680KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 4KV C0G/NP0 1808
  • In Stock:132702
$0.144/pcsRFQ
1206J2001P60BQT Image
  • Part#:1206J2001P60BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.6PF 200V C0G/NP0 1206
  • In Stock:121989
$0.189/pcsRFQ
2225J5K00181KCT Image
  • Part#:2225J5K00181KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 5KV C0G/NP0 2225
  • In Stock:86672
$0.418/pcsRFQ
  • Part#:0603J1001P00CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 100V C0G/NP0 0603
  • In Stock:267024
$0.082/pcsRFQ
0805Y0250153JXT Image
  • Part#:0805Y0250153JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V X7R 0805
  • In Stock:263045
$0.083/pcsRFQ
1210J0250392MDR Image
  • Part#:1210J0250392MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V X7R 1210
  • In Stock:95678
$0.204/pcsRFQ
1825Y1K50270KCT Image
  • Part#:1825Y1K50270KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 1.5KV C0G/NP0 1825
  • In Stock:63794
$0.595/pcsRFQ
2220J5000562MDR Image
  • Part#:2220J5000562MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V X7R 2220
  • In Stock:61036
$0.559/pcsRFQ
0805J0502P00HQT Image
  • Part#:0805J0502P00HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2PF 50V C0G/NP0 0805
  • In Stock:71950
$0.288/pcsRFQ
1111J5001P30BQT Image
  • Part#:1111J5001P30BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.3PF 500V C0G/NP0 1111
  • In Stock:65158
$0.296/pcsRFQ
1812Y1K20330FCR Image
  • Part#:1812Y1K20330FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 1.2KV C0G/NP0 1812
  • In Stock:51557
$0.729/pcsRFQ
1206J1000473KXR Image
  • Part#:1206J1000473KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 100V X7R 1206
  • In Stock:186587
$0.104/pcsRFQ
1825Y4K00680GCR Image
  • Part#:1825Y4K00680GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 4KV C0G/NP0 1825
  • In Stock:56078
$0.582/pcsRFQ
1210J0500684JDR Image
  • Part#:1210J0500684JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 50V X7R 1210
  • In Stock:71052
$0.489/pcsRFQ
1206J0102P20BCR Image
  • Part#:1206J0102P20BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 10V C0G/NP0 1206
  • In Stock:99783
$0.232/pcsRFQ
2220J0250100FCT Image
  • Part#:2220J0250100FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 25V C0G/NP0 2220
  • In Stock:14334
$2.548/pcsRFQ
2225Y0160104KDT Image
  • Part#:2225Y0160104KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 16V X7R 2225
  • In Stock:26995
$1.129/pcsRFQ
1111J1K06P80HQT Image
  • Part#:1111J1K06P80HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 1KV C0G/NP0 1111
  • In Stock:27890
$1.398/pcsRFQ
0603Y0630151JDR Image
  • Part#:0603Y0630151JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V X7R 0603
  • In Stock:245905
$0.078/pcsRFQ
  • Part#:2225Y0160150KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:42606
$0.813/pcsRFQ
1808JA250390KCTSP Image
  • Part#:1808JA250390KCTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 1808
  • In Stock:99712
$0.223/pcsRFQ
1825Y0500680KCR Image
  • Part#:1825Y0500680KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 50V C0G/NP0 1825
  • In Stock:40428
$0.834/pcsRFQ
1812YA250560FCTSY2 Image
  • Part#:1812YA250560FCTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 250V C0G/NP0 1812
  • In Stock:22705
$1.385/pcsRFQ
1812J0250270FCR Image
  • Part#:1812J0250270FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 25V C0G/NP0 1812
  • In Stock:46028
$0.791/pcsRFQ
1210J0636P80BFT Image
  • Part#:1210J0636P80BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 63V C0G/NP0 1210
  • In Stock:55964
$0.565/pcsRFQ
1812Y1000560GCR Image
  • Part#:1812Y1000560GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 100V C0G/NP0 1812
  • In Stock:73213
$0.473/pcsRFQ
1210Y0100470FCT Image
  • Part#:1210Y0100470FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 10V C0G/NP0 1210
  • In Stock:64284
$0.583/pcsRFQ
1808J1000223MDR Image
  • Part#:1808J1000223MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 100V X7R 1808
  • In Stock:118434
$0.173/pcsRFQ
0805J6301P80BCR Image
  • Part#:0805J6301P80BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 630V C0G/NP0 0805
  • In Stock:120781
$0.192/pcsRFQ
1206J0100222JCR Image
  • Part#:1206J0100222JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 10V C0G/NP0 1206
  • In Stock:227393
$0.102/pcsRFQ
1210Y1000470FFR Image
  • Part#:1210Y1000470FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 100V C0G/NP0 1210
  • In Stock:41590
$0.869/pcsRFQ
0805J5000390KFR Image
  • Part#:0805J5000390KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 500V C0G/NP0 0805
  • In Stock:302148
$0.069/pcsRFQ
2225J0500681GFT Image
  • Part#:2225J0500681GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V C0G/NP0 2225
  • In Stock:15272
$2.278/pcsRFQ
1812J1K00391MXT Image
  • Part#:1812J1K00391MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV X7R 1812
  • In Stock:79291
$0.264/pcsRFQ
1808Y3K04P70DCR Image
  • Part#:1808Y3K04P70DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 3KV C0G/NP0 1808
  • In Stock:107655
$0.19/pcsRFQ
2225Y1000120KCR Image
  • Part#:2225Y1000120KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 100V C0G/NP0 2225
  • In Stock:37002
$0.843/pcsRFQ
2225J1000183KFR Image
  • Part#:2225J1000183KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 100V C0G 2225
  • In Stock:23004
$1.467/pcsRFQ
0603Y1000181KER Image
  • Part#:0603Y1000181KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V X7R 0603
  • In Stock:307626
$0.062/pcsRFQ
1812J0630822KDR Image
  • Part#:1812J0630822KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V X7R 1812
  • In Stock:59286
$0.349/pcsRFQ
1808Y5000271GCR Image
  • Part#:1808Y5000271GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 500V C0G/NP0 1808
  • In Stock:78277
$0.293/pcsRFQ
2220Y0500222KFR Image
  • Part#:2220Y0500222KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 50V C0G/NP0 2220
  • In Stock:30919
$1.045/pcsRFQ
0805Y2000471KDR Image
  • Part#:0805Y2000471KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 200V X7R 0805
  • In Stock:218046
$0.089/pcsRFQ
1111Y5000910KUT Image
  • Part#:1111Y5000910KUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 91PF 500V C0G/NP0 1111
  • In Stock:4518
 RFQ
1808Y0160560FCT Image
  • Part#:1808Y0160560FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 16V C0G/NP0 1808
  • In Stock:87109
$0.389/pcsRFQ
1808J1K00472JDR Image
  • Part#:1808J1K00472JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1KV X7R 1808
  • In Stock:85514
$0.281/pcsRFQ
1210J0160270JFR Image
  • Part#:1210J0160270JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 16V C0G/NP0 1210
  • In Stock:81642
$0.242/pcsRFQ
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