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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

1206Y0630102JXT Image
  • Part#:1206Y0630102JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V X7R 1206
  • In Stock:211333
$0.095/pcsRFQ
2220J2K50560KCR Image
  • Part#:2220J2K50560KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 2.5KV C0G/NP0 2220
  • In Stock:63483
$0.477/pcsRFQ
1812J0250123JFT Image
  • Part#:1812J0250123JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 25V C0G/NP0 1812
  • In Stock:72376
$0.526/pcsRFQ
1206Y0500103GAR Image
  • Part#:1206Y0500103GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V C0G/NP0 1206
  • In Stock:93049
$0.398/pcsRFQ
0805J0100821KXR Image
  • Part#:0805J0100821KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 10V X7R 0805
  • In Stock:423366
$0.049/pcsRFQ
2225Y1K00391JXR Image
  • Part#:2225Y1K00391JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV X7R 2225
  • In Stock:39867
$0.835/pcsRFQ
0603Y0160102FFR Image
  • Part#:0603Y0160102FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 16V C0G/NP0 0603
  • In Stock:68237
$0.348/pcsRFQ
1825J2500273GCR Image
  • Part#:1825J2500273GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 250V C0G 1825
  • In Stock:14292
$2.391/pcsRFQ
0805J0630390GAR Image
  • Part#:0805J0630390GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 63V C0G/NP0 0805
  • In Stock:163473
$0.132/pcsRFQ
0805J0630221JDR Image
  • Part#:0805J0630221JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V X7R 0805
  • In Stock:222667
$0.084/pcsRFQ
2225Y2500182KFR Image
  • Part#:2225Y2500182KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 250V C0G/NP0 2225
  • In Stock:24574
$1.575/pcsRFQ
2225Y0160330KFT Image
  • Part#:2225Y0160330KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 16V C0G/NP0 2225
  • In Stock:22537
$1.51/pcsRFQ
0805J0500151JFT Image
  • Part#:0805J0500151JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 50V C0G/NP0 0805
  • In Stock:275553
$0.084/pcsRFQ
  • Part#:0805Y0506P80CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:212231
$0.103/pcsRFQ
1812Y5000821GAR Image
  • Part#:1812Y5000821GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 500V C0G/NP0 1812
  • In Stock:53309
$0.617/pcsRFQ
0805Y5000100JCR Image
  • Part#:0805Y5000100JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 500V C0G/NP0 0805
  • In Stock:449040
$0.05/pcsRFQ
2220Y1000473MXR Image
  • Part#:2220Y1000473MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 100V X7R 2220
  • In Stock:48726
$0.642/pcsRFQ
1808Y1K00331GCT Image
  • Part#:1808Y1K00331GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1KV C0G/NP0 1808
  • In Stock:58087
$0.342/pcsRFQ
2225J0500102JCT Image
  • Part#:2225J0500102JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V C0G/NP0 2225
  • In Stock:36883
$0.84/pcsRFQ
0805J1506P80DQT Image
  • Part#:0805J1506P80DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 150V C0G/NP0 0805
  • In Stock:128641
$0.158/pcsRFQ
2220J2000821JFR Image
  • Part#:2220J2000821JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V C0G/NP0 2220
  • In Stock:33552
$1.08/pcsRFQ
1808Y1000472FFR Image
  • Part#:1808Y1000472FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V C0G/NP0 1808
  • In Stock:25826
$1.297/pcsRFQ
1206J0500560FFR Image
  • Part#:1206J0500560FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 50V C0G/NP0 1206
  • In Stock:90443
$0.382/pcsRFQ
  • Part#:1210Y6300561KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:216972
$0.105/pcsRFQ
1808J2000470KCR Image
  • Part#:1808J2000470KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 200V C0G/NP0 1808
  • In Stock:191131
$0.112/pcsRFQ
1206J0250390GFR Image
  • Part#:1206J0250390GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 25V C0G/NP0 1206
  • In Stock:117920
$0.199/pcsRFQ
2220J0250121GCT Image
  • Part#:2220J0250121GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 25V C0G/NP0 2220
  • In Stock:28441
$1.279/pcsRFQ
2220J6300273MXR Image
  • Part#:2220J6300273MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 630V X7R 2220
  • In Stock:76790
$0.412/pcsRFQ
1206Y6300131GQT Image
  • Part#:1206Y6300131GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 130PF 630V C0G/NP0 1206
  • In Stock:73301
$0.302/pcsRFQ
2220Y0500125MXR Image
  • Part#:2220Y0500125MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 50V X7R 2220
  • In Stock:39350
$0.836/pcsRFQ
0805Y1003P00BQT Image
  • Part#:0805Y1003P00BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 100V C0G/NP0 0805
  • In Stock:107857
$0.196/pcsRFQ
2225J0160150KCR Image
  • Part#:2225J0160150KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 16V C0G/NP0 2225
  • In Stock:39977
$0.857/pcsRFQ
1808J0160681GCR Image
  • Part#:1808J0160681GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 16V C0G/NP0 1808
  • In Stock:129993
$0.181/pcsRFQ
0603Y063P680DFT Image
  • Part#:0603Y063P680DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68PF 63V C0G/NP0 0603
  • In Stock:282592
$0.077/pcsRFQ
1808Y0630120JFR Image
  • Part#:1808Y0630120JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 63V C0G/NP0 1808
  • In Stock:103045
$0.202/pcsRFQ
0805J0160561FCT Image
  • Part#:0805J0160561FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 16V C0G/NP0 0805
  • In Stock:111323
$0.209/pcsRFQ
0603Y2500100JCT Image
  • Part#:0603Y2500100JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 250V C0G/NP0 0603
  • In Stock:417292
$0.055/pcsRFQ
1111J2K02P20DQT Image
  • Part#:1111J2K02P20DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 2KV C0G/NP0 1111
  • In Stock:82950
$0.29/pcsRFQ
1812J2500180GFR Image
  • Part#:1812J2500180GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 1812
  • In Stock:40122
$0.815/pcsRFQ
2220J1K50271JXT Image
  • Part#:2220J1K50271JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1.5KV X7R 2220
  • In Stock:59194
$0.536/pcsRFQ
1206Y0500180JQT Image
  • Part#:1206Y0500180JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 50V C0G/NP0 1206
  • In Stock:92098
$0.245/pcsRFQ
2225Y6300332JXR Image
  • Part#:2225Y6300332JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 630V X7R 2225
  • In Stock:31460
$1.001/pcsRFQ
2225J1K50821JXR Image
  • Part#:2225J1K50821JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1.5KV X7R 2225
  • In Stock:52453
$0.703/pcsRFQ
1812Y3K00221KCR Image
  • Part#:1812Y3K00221KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 3KV C0G/NP0 1812
  • In Stock:80127
$0.286/pcsRFQ
2220J3K00271KCT Image
  • Part#:2220J3K00271KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 3KV C0G/NP0 2220
  • In Stock:59052
$0.555/pcsRFQ
2225J0250331KCT Image
  • Part#:2225J0250331KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 25V C0G/NP0 2225
  • In Stock:37041
$0.87/pcsRFQ
2225Y5000394JXR Image
  • Part#:2225Y5000394JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 500V X7R 2225
  • In Stock:25591
$1.202/pcsRFQ
0805Y1502P20CQT Image
  • Part#:0805Y1502P20CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 150V C0G/NP0 0805
  • In Stock:149475
$0.152/pcsRFQ
1825Y4K00471JXR Image
  • Part#:1825Y4K00471JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 4KV X7R 1825
  • In Stock:85411
$0.377/pcsRFQ
2225J1000820GCR Image
  • Part#:2225J1000820GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 100V C0G/NP0 2225
  • In Stock:23675
$1.417/pcsRFQ
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