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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

2220Y6300392FCR Image
  • Part#:2220Y6300392FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 630V C0G/NP0 2220
  • In Stock:14702
$2.105/pcsRFQ
0505Y0631P30BQT Image
  • Part#:0505Y0631P30BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.3PF 63V C0G/NP0 0505
  • In Stock:140498
$0.166/pcsRFQ
1206J6300560KCT Image
  • Part#:1206J6300560KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 630V C0G/NP0 1206
  • In Stock:244944
$0.081/pcsRFQ
2220Y2K00332MXR Image
  • Part#:2220Y2K00332MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 2KV X7R 2220
  • In Stock:70635
$0.461/pcsRFQ
2220J6300333MXT Image
  • Part#:2220J6300333MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 630V X7R 2220
  • In Stock:65996
$0.496/pcsRFQ
1812Y2K00120KCR Image
  • Part#:1812Y2K00120KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 2KV C0G/NP0 1812
  • In Stock:71416
$0.29/pcsRFQ
1210Y0630103KFT Image
  • Part#:1210Y0630103KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 63V C0G/NP0 1210
  • In Stock:69084
$0.337/pcsRFQ
1210J2500222KDT Image
  • Part#:1210J2500222KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 250V X7R 1210
  • In Stock:86004
$0.237/pcsRFQ
2220Y4K00390KCR Image
  • Part#:2220Y4K00390KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 4KV C0G/NP0 2220
  • In Stock:73307
$0.274/pcsRFQ
1206Y2500393MDR Image
  • Part#:1206Y2500393MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 250V X7R 1206
  • In Stock:127225
$0.15/pcsRFQ
2220Y0630185KXR Image
  • Part#:2220Y0630185KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8UF 63V X7R 2220
  • In Stock:39591
$0.9/pcsRFQ
2225J1000152GCR Image
  • Part#:2225J1000152GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V C0G/NP0 2225
  • In Stock:24316
$1.504/pcsRFQ
2225Y1K00223KDR Image
  • Part#:2225Y1K00223KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 1KV X7R 2225
  • In Stock:30861
$1.205/pcsRFQ
  • Part#:0603J0250103MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 25V X7R 0603
  • In Stock:585158
$0.037/pcsRFQ
1808J1K00183KXT Image
  • Part#:1808J1K00183KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 1KV X7R 1808
  • In Stock:93570
$0.223/pcsRFQ
  • Part#:1808Y0160271MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:200679
$0.104/pcsRFQ
1206J0630470KCR Image
  • Part#:1206J0630470KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 1206
  • In Stock:313385
$0.074/pcsRFQ
1808Y0500472KCT Image
  • Part#:1808Y0500472KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 50V C0G/NP0 1808
  • In Stock:151821
$0.137/pcsRFQ
0603Y1000111JQT Image
  • Part#:0603Y1000111JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 110PF 100V C0G/NP0 0603
  • In Stock:167240
$0.137/pcsRFQ
1812Y6300681GAT Image
  • Part#:1812Y6300681GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 630V C0G/NP0 1812
  • In Stock:53842
$0.673/pcsRFQ
1812J1K00330JCT Image
  • Part#:1812J1K00330JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 1KV C0G/NP0 1812
  • In Stock:74746
$0.278/pcsRFQ
1825Y0100275JXT Image
  • Part#:1825Y0100275JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7UF 10V X7R 1825
  • In Stock:24008
$1.421/pcsRFQ
1206J0500150GFR Image
  • Part#:1206J0500150GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 50V C0G/NP0 1206
  • In Stock:98187
$0.2/pcsRFQ
1808J0160274JDT Image
  • Part#:1808J0160274JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 16V X7R 1808
  • In Stock:92671
$0.423/pcsRFQ
1206J300P700CQT Image
  • Part#:1206J300P700CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.7PF 300V C0G/NP0 1206
  • In Stock:122277
$0.168/pcsRFQ
0505J2001P00CQT Image
  • Part#:0505J2001P00CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 200V C0G/NP0 0505
  • In Stock:116257
$0.161/pcsRFQ
1825J6300472KCR Image
  • Part#:1825J6300472KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 630V C0G/NP0 1825
  • In Stock:62172
$0.594/pcsRFQ
0805J5004P70BCR Image
  • Part#:0805J5004P70BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 500V C0G/NP0 0805
  • In Stock:121696
$0.181/pcsRFQ
1111J5002P70BQT Image
  • Part#:1111J5002P70BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 500V C0G/NP0 1111
  • In Stock:58012
$0.353/pcsRFQ
2220J2K50821GCT Image
  • Part#:2220J2K50821GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 2.5KV C0G/NP0 2220
  • In Stock:24968
$1.471/pcsRFQ
1808J2K50100KCR Image
  • Part#:1808J2K50100KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 2.5KV C0G/NP0 1808
  • In Stock:124771
$0.187/pcsRFQ
2220J2000154JDT Image
  • Part#:2220J2000154JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 200V X7R 2220
  • In Stock:32458
$1.19/pcsRFQ
1206J0100121MXT Image
  • Part#:1206J0100121MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 10V X7R 1206
  • In Stock:260951
$0.082/pcsRFQ
1210Y1K20561JCT Image
  • Part#:1210Y1K20561JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1.2KV C0G/NP0 1210
  • In Stock:85002
$0.233/pcsRFQ
1210Y0250392JDT Image
  • Part#:1210Y0250392JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V X7R 1210
  • In Stock:83781
$0.28/pcsRFQ
2220J1000683JXT Image
  • Part#:2220J1000683JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 100V X7R 2220
  • In Stock:48808
$0.764/pcsRFQ
0805Y2000332JXT Image
  • Part#:0805Y2000332JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 200V X7R 0805
  • In Stock:267822
$0.08/pcsRFQ
1825J1000101KCT Image
  • Part#:1825J1000101KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V C0G/NP0 1825
  • In Stock:53468
$0.732/pcsRFQ
2220Y5K00390FCR Image
  • Part#:2220Y5K00390FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 5KV C0G/NP0 2220
  • In Stock:23096
$1.293/pcsRFQ
2220J1000471KCT Image
  • Part#:2220J1000471KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 2220
  • In Stock:59962
$0.65/pcsRFQ
2220J2500333KDT Image
  • Part#:2220J2500333KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 250V X7R 2220
  • In Stock:35604
$0.889/pcsRFQ
2225J1K50471JCT Image
  • Part#:2225J1K50471JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1.5KV C0G/NP0 2225
  • In Stock:44380
$0.75/pcsRFQ
2225Y0100684JXT Image
  • Part#:2225Y0100684JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 10V X7R 2225
  • In Stock:31982
$1.205/pcsRFQ
0603Y2000101JXR Image
  • Part#:0603Y2000101JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 200V X7R 0603
  • In Stock:390118
$0.05/pcsRFQ
0805Y0630180JCT Image
  • Part#:0805Y0630180JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 63V C0G/NP0 0805
  • In Stock:344362
$0.059/pcsRFQ
1808YA250681FCTSP Image
  • Part#:1808YA250681FCTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V C0G/NP0 1808
  • In Stock:25887
$1.152/pcsRFQ
0805J0252P70DCR Image
  • Part#:0805J0252P70DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 25V C0G/NP0 0805
  • In Stock:387518
$0.052/pcsRFQ
1206Y1501P40DQT Image
  • Part#:1206Y1501P40DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 150V C0G/NP0 1206
  • In Stock:118487
$0.176/pcsRFQ
2220Y6300222JCT Image
  • Part#:2220Y6300222JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 630V C0G/NP0 2220
  • In Stock:52760
$0.654/pcsRFQ
  • Part#:0805Y6300472JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:286125
$0.079/pcsRFQ
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