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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

1206J0630123JDT Image
  • Part#:1206J0630123JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V X7R 1206
  • In Stock:136631
$0.144/pcsRFQ
2225Y1000123FFT Image
  • Part#:2225Y1000123FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 100V C0G 2225
  • In Stock:5390
$5.894/pcsRFQ
2220J0250222JCT Image
  • Part#:2220J0250222JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 25V C0G/NP0 2220
  • In Stock:49025
$0.679/pcsRFQ
1812J0250392MDR Image
  • Part#:1812J0250392MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V X7R 1812
  • In Stock:65333
$0.352/pcsRFQ
1206Y0630123KCR Image
  • Part#:1206Y0630123KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V C0G/NP0 1206
  • In Stock:130084
$0.164/pcsRFQ
1808Y0250104MDR Image
  • Part#:1808Y0250104MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 25V X7R 1808
  • In Stock:109943
$0.213/pcsRFQ
1210Y1000330GFR Image
  • Part#:1210Y1000330GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 100V C0G/NP0 1210
  • In Stock:70317
$0.441/pcsRFQ
0805J0501P50BCT Image
  • Part#:0805J0501P50BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 50V C0G/NP0 0805
  • In Stock:123709
$0.174/pcsRFQ
0505J1500131GQT Image
  • Part#:0505J1500131GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 130PF 150V C0G/NP0 0505
  • In Stock:95567
$0.389/pcsRFQ
0805Y0630392JCT Image
  • Part#:0805Y0630392JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 63V C0G/NP0 0805
  • In Stock:194918
$0.097/pcsRFQ
1808Y0250274MDR Image
  • Part#:1808Y0250274MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 25V X7R 1808
  • In Stock:79478
$0.304/pcsRFQ
2220Y0160274JDT Image
  • Part#:2220Y0160274JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 16V X7R 2220
  • In Stock:24825
$1.395/pcsRFQ
0603Y0632P20BCR Image
  • Part#:0603Y0632P20BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 63V C0G/NP0 0603
  • In Stock:162961
$0.143/pcsRFQ
0805J0630472MXR Image
  • Part#:0805J0630472MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 63V X7R 0805
  • In Stock:469362
$0.051/pcsRFQ
2220J0160333KXT Image
  • Part#:2220J0160333KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 16V X7R 2220
  • In Stock:56070
$0.621/pcsRFQ
0805J0500472MXT Image
  • Part#:0805J0500472MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 50V X7R 0805
  • In Stock:335949
$0.057/pcsRFQ
1812J1K00270MDR Image
  • Part#:1812J1K00270MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 1KV X7R 1812
  • In Stock:66987
$0.36/pcsRFQ
0805Y2000561MDR Image
  • Part#:0805Y2000561MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 200V X7R 0805
  • In Stock:246820
$0.085/pcsRFQ
1206J0630121KCT Image
  • Part#:1206J0630121KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V C0G/NP0 1206
  • In Stock:259432
$0.083/pcsRFQ
0603J0500181FCT Image
  • Part#:0603J0500181FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 50V C0G/NP0 0603
  • In Stock:110842
$0.182/pcsRFQ
1808Y0250681FCR Image
  • Part#:1808Y0250681FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 25V C0G/NP0 1808
  • In Stock:87034
$0.38/pcsRFQ
2225Y2500223KFT Image
  • Part#:2225Y2500223KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 250V C0G 2225
  • In Stock:15143
$2.039/pcsRFQ
1210Y5006P80DCR Image
  • Part#:1210Y5006P80DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 500V C0G/NP0 1210
  • In Stock:153675
$0.124/pcsRFQ
2225J0250273GCT Image
  • Part#:2225J0250273GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 25V C0G/NP0 2225
  • In Stock:18246
$1.87/pcsRFQ
0505Y0500270GQT Image
  • Part#:0505Y0500270GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 50V C0G/NP0 0505
  • In Stock:66025
$0.35/pcsRFQ
1808J6300682KXR Image
  • Part#:1808J6300682KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 630V X7R 1808
  • In Stock:99456
$0.207/pcsRFQ
1812Y2K50821MXR Image
  • Part#:1812Y2K50821MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 2.5KV X7R 1812
  • In Stock:78313
$0.265/pcsRFQ
1206Y0160221GCR Image
  • Part#:1206Y0160221GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 16V C0G/NP0 1206
  • In Stock:139755
$0.152/pcsRFQ
1206Y1000390JQT Image
  • Part#:1206Y1000390JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 100V C0G/NP0 1206
  • In Stock:127971
$0.184/pcsRFQ
0805Y1000223KDT Image
  • Part#:0805Y1000223KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 100V X7R 0805
  • In Stock:240003
$0.1/pcsRFQ
  • Part#:1808J0160181MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:262030
$0.09/pcsRFQ
0603J2500390JCT Image
  • Part#:0603J2500390JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 0603
  • In Stock:400593
$0.053/pcsRFQ
0603Y0162P70BFR Image
  • Part#:0603Y0162P70BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 16V C0G/NP0 0603
  • In Stock:111501
$0.174/pcsRFQ
0805J0630151JFR Image
  • Part#:0805J0630151JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V C0G/NP0 0805
  • In Stock:307305
$0.077/pcsRFQ
2220J0500185KXR Image
  • Part#:2220J0500185KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8UF 50V X7R 2220
  • In Stock:43086
$0.816/pcsRFQ
2225J2500390KCT Image
  • Part#:2225J2500390KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 2225
  • In Stock:42438
$0.804/pcsRFQ
1825Y2K00220KCT Image
  • Part#:1825Y2K00220KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 2KV C0G/NP0 1825
  • In Stock:55618
$0.666/pcsRFQ
1825J1K20820KCT Image
  • Part#:1825J1K20820KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1.2KV C0G/NP0 1825
  • In Stock:61860
$0.512/pcsRFQ
1206J1K20101MXT Image
  • Part#:1206J1K20101MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1.2KV X7R 1206
  • In Stock:268591
$0.083/pcsRFQ
1111J2500910FQT Image
  • Part#:1111J2500910FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 91PF 250V C0G/NP0 1111
  • In Stock:25371
$1.247/pcsRFQ
1808Y1000683KDT Image
  • Part#:1808Y1000683KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 100V X7R 1808
  • In Stock:90429
$0.235/pcsRFQ
1210J0500183JAR Image
  • Part#:1210J0500183JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 50V C0G/NP0 1210
  • In Stock:101774
$0.384/pcsRFQ
1825Y2500104JXT Image
  • Part#:1825Y2500104JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 250V X7R 1825
  • In Stock:37740
$0.98/pcsRFQ
1111Y6306P80CQT Image
  • Part#:1111Y6306P80CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 630V C0G/NP0 1111
  • In Stock:91450
$0.386/pcsRFQ
  • Part#:1825J0500103KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:50478
$0.685/pcsRFQ
1210Y1K00272MXR Image
  • Part#:1210Y1K00272MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 1KV X7R 1210
  • In Stock:172696
$0.125/pcsRFQ
1812Y0100272JCR Image
  • Part#:1812Y0100272JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 10V C0G/NP0 1812
  • In Stock:69812
$0.304/pcsRFQ
1210Y0500152JFT Image
  • Part#:1210Y0500152JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V C0G/NP0 1210
  • In Stock:72547
$0.28/pcsRFQ
1210Y2000392MXR Image
  • Part#:1210Y2000392MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 200V X7R 1210
  • In Stock:161294
$0.148/pcsRFQ
2220Y0630273FFT Image
  • Part#:2220Y0630273FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 63V C0G/NP0 2220
  • In Stock:6677
$5.114/pcsRFQ
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