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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

1812J0630125KDT Image
  • Part#:1812J0630125KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 63V X7R 1812
  • In Stock:58374
$0.653/pcsRFQ
0505J2002P70BQT Image
  • Part#:0505J2002P70BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 200V C0G/NP0 0505
  • In Stock:80241
$0.276/pcsRFQ
1206J6300821JCR Image
  • Part#:1206J6300821JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 630V C0G/NP0 1206
  • In Stock:181983
$0.106/pcsRFQ
1206Y0500101KDR Image
  • Part#:1206Y0500101KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V X7R 1206
  • In Stock:177720
$0.107/pcsRFQ
1206Y5000153JER Image
  • Part#:1206Y5000153JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER .015UF 500V X7R 1206
  • In Stock:136078
$0.155/pcsRFQ
1808J0500822FFT Image
  • Part#:1808J0500822FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 50V C0G/NP0 1808
  • In Stock:43888
$0.732/pcsRFQ
0805Y2000121GFT Image
  • Part#:0805Y2000121GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V C0G/NP0 0805
  • In Stock:116096
$0.196/pcsRFQ
  • Part#:2220J2500331FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V C0G/NP0 2220
  • In Stock:7855
$4.26/pcsRFQ
1206Y0250274KDT Image
  • Part#:1206Y0250274KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 25V X7R 1206
  • In Stock:127760
$0.179/pcsRFQ
1808J2000181GFT Image
  • Part#:1808J2000181GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 200V C0G/NP0 1808
  • In Stock:67756
$0.302/pcsRFQ
1812Y2500123KCT Image
  • Part#:1812Y2500123KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 250V C0G 1812
  • In Stock:75632
$0.507/pcsRFQ
1206J5000820GAT Image
  • Part#:1206J5000820GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 500V C0G/NP0 1206
  • In Stock:106891
$0.214/pcsRFQ
0505Y2506P80BQT Image
  • Part#:0505Y2506P80BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 250V C0G/NP0 0505
  • In Stock:65138
$0.55/pcsRFQ
1206J6300121GCR Image
  • Part#:1206J6300121GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 630V C0G/NP0 1206
  • In Stock:148040
$0.147/pcsRFQ
2220Y0500473KDR Image
  • Part#:2220Y0500473KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 50V X7R 2220
  • In Stock:34128
$0.982/pcsRFQ
1808J0630123FCT Image
  • Part#:1808J0630123FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V C0G/NP0 1808
  • In Stock:55133
$0.617/pcsRFQ
1812Y0100271KCR Image
  • Part#:1812Y0100271KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 10V C0G/NP0 1812
  • In Stock:82593
$0.278/pcsRFQ
0805Y0630270GCT Image
  • Part#:0805Y0630270GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 63V C0G/NP0 0805
  • In Stock:194404
$0.1/pcsRFQ
2225J1K00180GCT Image
  • Part#:2225J1K00180GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1KV C0G/NP0 2225
  • In Stock:32704
$1.199/pcsRFQ
0603Y0160391KDR Image
  • Part#:0603Y0160391KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 16V X7R 0603
  • In Stock:366006
$0.066/pcsRFQ
1808YA250121FCRSP Image
  • Part#:1808YA250121FCRSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 250V C0G/NP0 1808
  • In Stock:40232
$0.834/pcsRFQ
1812J2500472JFT Image
  • Part#:1812J2500472JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 250V C0G/NP0 1812
  • In Stock:63828
$0.498/pcsRFQ
1210J0100104FCT Image
  • Part#:1210J0100104FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 10V C0G/NP0 1210
  • In Stock:34287
$1.096/pcsRFQ
1210Y0163P90BCT Image
  • Part#:1210Y0163P90BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 16V C0G/NP0 1210
  • In Stock:81722
$0.379/pcsRFQ
2220Y5000103JXR Image
  • Part#:2220Y5000103JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 500V X7R 2220
  • In Stock:51457
$0.597/pcsRFQ
0805J0500390GFT Image
  • Part#:0805J0500390GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 50V C0G/NP0 0805
  • In Stock:131325
$0.143/pcsRFQ
2225J2500183JXT Image
  • Part#:2225J2500183JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 250V X7R 2225
  • In Stock:42371
$0.82/pcsRFQ
1206J2000821GAR Image
  • Part#:1206J2000821GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V C0G/NP0 1206
  • In Stock:73648
$0.265/pcsRFQ
1206J1K50821JXR Image
  • Part#:1206J1K50821JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1.5KV X7R 1206
  • In Stock:130913
$0.162/pcsRFQ
1210J1K04P70BCR Image
  • Part#:1210J1K04P70BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 1KV C0G/NP0 1210
  • In Stock:82579
$0.397/pcsRFQ
1210Y1K50681JXR Image
  • Part#:1210Y1K50681JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1.5KV X7R 1210
  • In Stock:124201
$0.17/pcsRFQ
2220J2000120JFT Image
  • Part#:2220J2000120JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 2220
  • In Stock:28697
$1.145/pcsRFQ
1825Y0100223MXR Image
  • Part#:1825Y0100223MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 10V X7R 1825
  • In Stock:47212
$0.692/pcsRFQ
0805J2000270KUT Image
  • Part#:0805J2000270KUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 200V C0G/NP0 0805
  • In Stock:104908
$0.181/pcsRFQ
0805J0160680GCR Image
  • Part#:0805J0160680GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 16V C0G/NP0 0805
  • In Stock:256568
$0.089/pcsRFQ
1111J3000180GQT Image
  • Part#:1111J3000180GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 300V C0G/NP0 1111
  • In Stock:59757
$0.604/pcsRFQ
  • Part#:0603Y100P820DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0603
  • In Stock:323038
$0.062/pcsRFQ
2220J0500333JXT Image
  • Part#:2220J0500333JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 50V X7R 2220
  • In Stock:48559
$0.75/pcsRFQ
1206J2003P30CAT Image
  • Part#:1206J2003P30CAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 200V C0G/NP0 1206
  • In Stock:128809
$0.164/pcsRFQ
  • Part#:1808J0630390KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:275410
$0.088/pcsRFQ
2225Y1000121KFT Image
  • Part#:2225Y1000121KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V C0G/NP0 2225
  • In Stock:24147
$1.26/pcsRFQ
1808Y1K00680FCR Image
  • Part#:1808Y1K00680FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 1KV C0G/NP0 1808
  • In Stock:59625
$0.502/pcsRFQ
  • Part#:2225J0160121JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:31109
$1.258/pcsRFQ
1206Y0250124KXR Image
  • Part#:1206Y0250124KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 25V X7R 1206
  • In Stock:226536
$0.097/pcsRFQ
2225Y2000123JCR Image
  • Part#:2225Y2000123JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 200V C0G 2225
  • In Stock:29372
$1.24/pcsRFQ
1825Y2K50331FCR Image
  • Part#:1825Y2K50331FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 2.5KV C0G/NP0 1825
  • In Stock:15691
$2.327/pcsRFQ
2225Y0160151KFR Image
  • Part#:2225Y0160151KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 16V C0G/NP0 2225
  • In Stock:22888
$1.431/pcsRFQ
1206J2500561FCT Image
  • Part#:1206J2500561FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V C0G/NP0 1206
  • In Stock:61298
$0.358/pcsRFQ
1210J0160122MXR Image
  • Part#:1210J0160122MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 16V X7R 1210
  • In Stock:148717
$0.134/pcsRFQ
1808Y3K00471MXR Image
  • Part#:1808Y3K00471MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 3KV X7R 1808
  • In Stock:150077
$0.139/pcsRFQ
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