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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

0805J0100103GCT Image
  • Part#:0805J0100103GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 10V C0G/NP0 0805
  • In Stock:99050
$0.191/pcsRFQ
0805Y0630391JCR Image
  • Part#:0805Y0630391JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V C0G/NP0 0805
  • In Stock:374480
$0.056/pcsRFQ
1206Y2000821KDT Image
  • Part#:1206Y2000821KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V X7R 1206
  • In Stock:186436
$0.122/pcsRFQ
1210Y2000121KAT Image
  • Part#:1210Y2000121KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V C0G/NP0 1210
  • In Stock:82845
$0.263/pcsRFQ
1210Y1K00271FFR Image
  • Part#:1210Y1K00271FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1KV C0G/NP0 1210
  • In Stock:43246
$0.782/pcsRFQ
  • Part#:1206Y2500123KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:304851
$0.071/pcsRFQ
2220J0630822KFT Image
  • Part#:2220J0630822KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V C0G/NP0 2220
  • In Stock:38756
$0.941/pcsRFQ
1812Y0250152FCR Image
  • Part#:1812Y0250152FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 25V C0G/NP0 1812
  • In Stock:31949
$0.967/pcsRFQ
1206Y2001P40HQT Image
  • Part#:1206Y2001P40HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 200V C0G/NP0 1206
  • In Stock:59392
$0.324/pcsRFQ
1812Y1000103FAT Image
  • Part#:1812Y1000103FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.01UF 100V C0G/NP0 1812
  • In Stock:18957
$1.945/pcsRFQ
1808J1K00120KCR Image
  • Part#:1808J1K00120KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1KV C0G/NP0 1808
  • In Stock:159892
$0.135/pcsRFQ
1206J2000390FFT Image
  • Part#:1206J2000390FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 200V C0G/NP0 1206
  • In Stock:91776
$0.42/pcsRFQ
0805J2000120JAR Image
  • Part#:0805J2000120JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 0805
  • In Stock:235004
$0.083/pcsRFQ
1812J1000272KFR Image
  • Part#:1812J1000272KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V C0G/NP0 1812
  • In Stock:75980
$0.401/pcsRFQ
1210J5000222GAT Image
  • Part#:1210J5000222GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V C0G/NP0 1210
  • In Stock:66639
$0.485/pcsRFQ
1808J1000680MDT Image
  • Part#:1808J1000680MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 100V X7R 1808
  • In Stock:119596
$0.176/pcsRFQ
1812Y0630560JAT Image
  • Part#:1812Y0630560JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 63V C0G/NP0 1812
  • In Stock:78250
$0.44/pcsRFQ
1808J1K50561JCR Image
  • Part#:1808J1K50561JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1.5KV C0G/NP0 1808
  • In Stock:87488
$0.226/pcsRFQ
2220J6300222MXR Image
  • Part#:2220J6300222MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 630V X7R 2220
  • In Stock:74924
$0.399/pcsRFQ
1206J5004P70DFT Image
  • Part#:1206J5004P70DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 500V C0G/NP0 1206
  • In Stock:165822
$0.114/pcsRFQ
2225Y4K00331GCT Image
  • Part#:2225Y4K00331GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 4KV C0G/NP0 2225
  • In Stock:40544
$0.84/pcsRFQ
1206J0500392JDR Image
  • Part#:1206J0500392JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V X7R 1206
  • In Stock:171151
$0.13/pcsRFQ
0603J050P680BFT Image
  • Part#:0603J050P680BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68PF 50V C0G/NP0 0603
  • In Stock:86506
$0.219/pcsRFQ
0805J1001P20BCR Image
  • Part#:0805J1001P20BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 100V C0G/NP0 0805
  • In Stock:115551
$0.167/pcsRFQ
1825J0630823KCT Image
  • Part#:1825J0630823KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 63V C0G/NP0 1825
  • In Stock:27623
$1.192/pcsRFQ
  • Part#:1808J0160270GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 16V C0G/NP0 1808
  • In Stock:88948
$0.233/pcsRFQ
1808J0160121FFR Image
  • Part#:1808J0160121FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 16V C0G/NP0 1808
  • In Stock:62585
$0.511/pcsRFQ
1812Y1K00180JFT Image
  • Part#:1812Y1K00180JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1KV C0G/NP0 1812
  • In Stock:73409
$0.464/pcsRFQ
2220Y1K00681JFR Image
  • Part#:2220Y1K00681JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1KV C0G/NP0 2220
  • In Stock:36775
$0.867/pcsRFQ
1808J2500822MDR Image
  • Part#:1808J2500822MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 250V X7R 1808
  • In Stock:145281
$0.166/pcsRFQ
1825J2500472KCR Image
  • Part#:1825J2500472KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 250V C0G/NP0 1825
  • In Stock:40913
$0.747/pcsRFQ
2225Y0630331GFT Image
  • Part#:2225Y0630331GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V C0G/NP0 2225
  • In Stock:13418
$2.37/pcsRFQ
2220J0250152FFT Image
  • Part#:2220J0250152FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 25V C0G/NP0 2220
  • In Stock:9380
$3.532/pcsRFQ
1812Y0100682GCR Image
  • Part#:1812Y0100682GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 10V C0G/NP0 1812
  • In Stock:52976
$0.575/pcsRFQ
2225J3K00391JXT Image
  • Part#:2225J3K00391JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 3KV X7R 2225
  • In Stock:34774
$0.877/pcsRFQ
1210Y0100473KXR Image
  • Part#:1210Y0100473KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 10V X7R 1210
  • In Stock:148092
$0.148/pcsRFQ
0805J0160152GFT Image
  • Part#:0805J0160152GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 16V C0G/NP0 0805
  • In Stock:100669
$0.2/pcsRFQ
1210Y0250123KCT Image
  • Part#:1210Y0250123KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 25V C0G/NP0 1210
  • In Stock:89203
$0.239/pcsRFQ
2225Y0500152JFR Image
  • Part#:2225Y0500152JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V C0G/NP0 2225
  • In Stock:25897
$1.448/pcsRFQ
  • Part#:1210Y0630181FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:52716
$0.714/pcsRFQ
  • Part#:0805Y0250560FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 25V C0G/NP0 0805
  • In Stock:92172
$0.238/pcsRFQ
2220Y0160821JFR Image
  • Part#:2220Y0160821JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V C0G/NP0 2220
  • In Stock:29313
$1.1/pcsRFQ
1210J5000560GAT Image
  • Part#:1210J5000560GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 500V C0G/NP0 1210
  • In Stock:61705
$0.308/pcsRFQ
1812Y0100185JXR Image
  • Part#:1812Y0100185JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8UF 10V X7R 1812
  • In Stock:51297
$0.62/pcsRFQ
1825Y2K00681FCR Image
  • Part#:1825Y2K00681FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 2KV C0G/NP0 1825
  • In Stock:13194
$2.505/pcsRFQ
1808J2000121KDT Image
  • Part#:1808J2000121KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V X7R 1808
  • In Stock:129299
$0.182/pcsRFQ
0805J063P300HQT Image
  • Part#:0805J063P300HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.3PF 63V C0G/NP0 0805
  • In Stock:69002
$0.294/pcsRFQ
1808J1K00820JFT Image
  • Part#:1808J1K00820JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1KV C0G/NP0 1808
  • In Stock:85425
$0.244/pcsRFQ
1812Y5000181JAT Image
  • Part#:1812Y5000181JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V C0G/NP0 1812
  • In Stock:95582
$0.402/pcsRFQ
1812JA250390JCTSY2 Image
  • Part#:1812JA250390JCTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 1812
  • In Stock:69397
$0.341/pcsRFQ
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